From 3ba88f913dafc5dce628ce3f58087341df98fe09 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Mon, 26 Jan 2026 12:40:23 +0000
Subject: [PATCH 01/23] small fix on sub to allow for nested sub
 transformation.

---
 spectec/src/middlend/sub.ml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/spectec/src/middlend/sub.ml b/spectec/src/middlend/sub.ml
index bf692504b6..35617635c6 100644
--- a/spectec/src/middlend/sub.ml
+++ b/spectec/src/middlend/sub.ml
@@ -167,7 +167,7 @@ let rec rename_params s = function
 let lookup_arg_typ typcases m = 
   List.find_map (fun (m', (arg_typ, _, _), _) -> if Il.Eq.eq_mixop m m' then Some arg_typ else None) typcases
 
-let insert_injections env (def : def) : def list =
+let insert_injections transformer env (def : def) : def list =
   add_type_info env def;
   let pairs = ready_pairs env in
   [ def ] @
@@ -196,7 +196,7 @@ let insert_injections env (def : def) : def list =
         let xe is_lhs = TupE (xes is_lhs) $$ no_region % arg_typ in
         DefD (quants,
           [ExpA (CaseE (m, xe true) $$ no_region % real_ty) $ no_region],
-          t_exp env (CaseE (m, xe false) $$ no_region % sup_ty), []) $ no_region
+          transform_exp transformer (CaseE (m, xe false) $$ no_region % sup_ty), []) $ no_region
       | _ ->
         let x = "x" $ no_region in
         let xe = VarE x $$ no_region % arg_typ in
@@ -213,6 +213,6 @@ let transform (defs : script) =
   let transformer = { base_transformer with transform_exp = t_exp env } in
   let defs' = List.map (transform_def transformer) defs in
   env.pairs_mutable <- false;
-  let defs'' =  List.concat_map (insert_injections env) defs' in
+  let defs'' =  List.concat_map (insert_injections transformer env) defs' in
   S.iter (fun (sub, sup) -> error sup.at ("left-over subtype coercion `" ^ sub.it ^ "` <: `" ^ sup.it ^ "`")) env.pairs;
   defs''  

From 451fce1fb020529e29d6f5f0fb90ce5ad699bf2c Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 10 Feb 2026 13:23:57 +0000
Subject: [PATCH 02/23] Expose uncase removal projection functions via hints

---
 spectec/src/middlend/uncaseremoval.ml  | 17 +++++++++++++----
 spectec/src/middlend/uncaseremoval.mli |  1 +
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/spectec/src/middlend/uncaseremoval.ml b/spectec/src/middlend/uncaseremoval.ml
index 70362ea3a0..a04c5c1267 100644
--- a/spectec/src/middlend/uncaseremoval.ml
+++ b/spectec/src/middlend/uncaseremoval.ml
@@ -95,10 +95,16 @@ let make_arg p =
   | GramP (_, _, _) -> assert false (* Avoid this *)
   ) $ p.at
 
+let uncase_proj_hint_id = "uncase-proj-func" 
+
+let generate_proj_func_hint at: hint = { hintid = uncase_proj_hint_id $ at; hintexp = El.Ast.SeqE [] $ at} 
+
+
 let create_projection_functions id params mixops inst =
   let get_deftyp inst' = (match inst'.it with
     | InstD (_quants, _args, deftyp) -> deftyp.it
   ) in 
+  let proj_name idx = (proj_prefix ^ id.it ^ "_" ^ Int.to_string idx) $ id.at in
   let at = inst.at in 
   let user_typ = VarT (id, List.map make_arg params) $ at in 
   let param_ids = List.map (fun p -> (Utils.get_param_id p).it) params in 
@@ -116,7 +122,7 @@ let create_projection_functions id params mixops inst =
     let new_arg = ExpA new_case_exp $ at in 
     if has_one_case then 
       let clause = DefD (params @ new_quants, List.map make_arg params @ [new_arg], new_tup, []) $ at in 
-      DecD ((proj_prefix ^ id.it ^ "_" ^ Int.to_string idx) $ id.at, new_params, no_name_tupt, [clause])
+      DecD (proj_name idx, new_params, no_name_tupt, [clause])
     else
       (* extra handling in case that it has more than one case *)
       let extra_arg = ExpA (VarE (fresh_name $ at) $$ at % user_typ) $ at in
@@ -126,10 +132,10 @@ let create_projection_functions id params mixops inst =
       let opt_tup = OptE (Some new_tup) $$ at % opt_type in 
       let clause' = DefD (params @ new_quants, List.map make_arg params @ [new_arg], opt_tup, []) $ at in
       let extra_clause = DefD (params @ new_quants @ [new_quant], List.map make_arg params @ [extra_arg], none_exp, []) $ at in
-      DecD ((proj_prefix ^ id.it ^ "_" ^ Int.to_string idx) $ id.at, new_params, opt_type, [clause'; extra_clause])
+      DecD (proj_name idx, new_params, opt_type, [clause'; extra_clause])
   in
 
-  List.map (fun m -> 
+  List.concat_map (fun m -> 
     (match (get_deftyp inst) with
     (* Should not happen due to reduction while collecting uncase expressions *)
     | AliasT _typ -> error inst.at "Found type alias while constructing projection functions, should not happen"
@@ -141,7 +147,10 @@ let create_projection_functions id params mixops inst =
         Some (i, m, t)
       ) (List.mapi (fun i t -> (i, t)) typcases) in
       begin match mixop_opt with
-      | Some (i, m, t) -> make_func m (get_case_typs t) (List.length typcases = 1) i
+      | Some (idx, m, t) -> 
+        make_func m (get_case_typs t) (List.length typcases = 1) idx ::
+        (* Add hint to distinguish this projection function from other functions *)
+        [ HintD (DecH (proj_name idx, [generate_proj_func_hint id.at]) $ id.at) ]
       | None -> 
         error inst.at ("Could not find mixop " ^ Il.Print.string_of_mixop m ^ 
         " while constructing projection functions") 
diff --git a/spectec/src/middlend/uncaseremoval.mli b/spectec/src/middlend/uncaseremoval.mli
index 542bbf8052..d817bca894 100644
--- a/spectec/src/middlend/uncaseremoval.mli
+++ b/spectec/src/middlend/uncaseremoval.mli
@@ -1 +1,2 @@
 val transform : Il.Ast.script -> Il.Ast.script
+val uncase_proj_hint_id : string
\ No newline at end of file

From 30363ce20861614265939ea767f69116a354d3c1 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 27 Jan 2026 19:36:43 +0000
Subject: [PATCH 03/23] Improve ids change: Now ensures variables don't have
 same name as constructors/fields.

---
 spectec/src/il/walk.ml             |  2 +-
 spectec/src/middlend/improveids.ml | 11 +++++++++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/spectec/src/il/walk.ml b/spectec/src/il/walk.ml
index c723fe3def..dde8082eb2 100644
--- a/spectec/src/il/walk.ml
+++ b/spectec/src/il/walk.ml
@@ -151,7 +151,7 @@ and transform_prem t p =
 and transform_param t p =
   { p with it = match p.it with
     | ExpP (id, typ) -> ExpP (t.transform_var_id id, transform_typ t typ)
-    | TypP id -> TypP (t.transform_typ_id id)
+    | TypP id -> TypP (t.transform_var_id id)
     | DefP (id, params, typ) -> DefP (t.transform_def_id id, List.map (transform_param t) params, transform_typ t typ)
     | GramP (id, params, typ) -> GramP (t.transform_gram_id id, List.map (transform_param t) params, transform_typ t typ)
   }
diff --git a/spectec/src/middlend/improveids.ml b/spectec/src/middlend/improveids.ml
index 0d1125c8f4..b792cf7713 100644
--- a/spectec/src/middlend/improveids.ml
+++ b/spectec/src/middlend/improveids.ml
@@ -75,11 +75,18 @@ let has_atom_hole m =
   | [{it = Atom "_"; _}] -> true
   | _ -> false
 
+let register_atom_id env s =
+  env.atom_str_set <- StringSet.add s env.atom_str_set
+
 (* Atom functions *)
 let transform_atom env typ_id a = 
   match a.it with
-  | Atom s -> Atom (t_user_def_id env (s $ a.at)).it $$ a.at % a.note
-  | _ -> Atom (make_prefix ^ typ_id) $$ a.at % a.note
+  | Atom s -> 
+    register_atom_id env (t_user_def_id env (s $ a.at)).it;
+    Atom (t_user_def_id env (s $ a.at)).it $$ a.at % a.note
+  | _ -> 
+    register_atom_id env (make_prefix ^ typ_id);
+    Atom (make_prefix ^ typ_id) $$ a.at % a.note
 
 let transform_mixop env typ_id (m : mixop) =
 (* TODO! Not sure what the expected result is for this one. *)

From 6f7daf98b8064031146ca7576469d13b11cf0772 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 10 Feb 2026 13:31:11 +0000
Subject: [PATCH 04/23] Exposing wf relations via hints

---
 spectec/src/middlend/undep.ml  | 27 +++++++++++++++++----------
 spectec/src/middlend/undep.mli |  3 ++-
 2 files changed, 19 insertions(+), 11 deletions(-)

diff --git a/spectec/src/middlend/undep.ml b/spectec/src/middlend/undep.ml
index acddaf5f7e..34c79adeaf 100644
--- a/spectec/src/middlend/undep.ml
+++ b/spectec/src/middlend/undep.ml
@@ -64,6 +64,8 @@ let empty () = {
 let wf_pred_prefix = "wf_"
 let rule_prefix = "case_"
 
+let wf_hint_id = "wf-relation"
+
 (* flag that deactivates adding wellformedness predicates to relations *)
 let deactivate_wfness = false
 
@@ -151,9 +153,11 @@ and t_exp env e =
     (* Remove every arg but last for family projections *)
   | CallE (id, args) when StringSet.mem id.it env.proj_set && args <> [] -> 
     CallE (id, [(Lib.List.last args)])
-    (* HACK - Change IterE of option with no iteration variable into a OptE *)
+    (* HACK - Change IterE of option and list with no iteration variable into a OptE *)
   | IterE (e1, (Opt, [])) -> 
-    OptE (Some e1) 
+    OptE (Some e1)
+  | IterE (e1, (List, [])) | IterE (e1, (List1, [])) ->
+    ListE [e1] 
   | exp -> exp
   ) $$ e.at % e.note
 
@@ -229,7 +233,9 @@ let get_exp_typ q =
   match q.it with
   | ExpP (id, typ) -> Some (VarE id $$ id.at % typ, typ)
   | _ -> None
-  
+
+let generate_well_formed_rel_hint at: hint = { hintid = wf_hint_id $ at; hintexp = El.Ast.SeqE [] $ at} 
+
 let create_well_formed_predicate env id inst = 
   let tf = { base_transformer with transform_exp = t_exp env; transform_typ = t_typ} in
   let at = id.at in 
@@ -240,6 +246,7 @@ let create_well_formed_predicate env id inst =
       | _ -> None
     ) quants) in
   let tupt pairs = TupT (pairs @ [("_" $ at, user_typ)]) $ at in
+  let hint = HintD (RelH (wf_pred_prefix ^ id.it $ id.at, [generate_well_formed_rel_hint at]) $ at) $ at in 
   match inst.it with
   (* Variant well formedness predicate creation *)
   | InstD (quants, _args, {it = VariantT typcases; _}) -> 
@@ -265,10 +272,10 @@ let create_well_formed_predicate env id inst =
     let has_no_prems = List.for_all (fun rule -> match rule.it with
       | RuleD (_, _, _, _, prems) -> prems = []   
     ) rules in
-    if has_no_prems then None else 
-    let relation = RelD (wf_pred_prefix ^ id.it $ id.at, [], new_mixop dep_exp_typ_pairs, tupt pairs_without_names, rules) $ at in 
+    if has_no_prems then [] else 
+    let relation = RelD (wf_pred_prefix ^ id.it $ id.at, [], new_mixop dep_exp_typ_pairs, tupt pairs_without_names, rules) $ at in
     bind_wf_set env id.it;
-    Some relation
+    [relation; hint]
 
   (* Struct/Record well formedness predicate creation *)
   | InstD (quants, _args, {it = StructT typfields; _}) -> 
@@ -299,11 +306,11 @@ let create_well_formed_predicate env id inst =
       List.map (transform_prem tf) (new_prems)) $ at 
     in
   
-    if new_prems = [] then None else 
+    if new_prems = [] then [] else 
     let relation = RelD (wf_pred_prefix ^ id.it $ id.at, [], new_mixop dep_exp_typ_pairs, tupt pairs_without_names, [rule]) $ at in 
     bind_wf_set env id.it;
-    Some relation
-  | _ -> None
+    [relation; hint]
+  | _ -> []
 
 let get_extra_prems env quants exp prems = 
   if deactivate_wfness then [] else 
@@ -387,7 +394,7 @@ let rec t_def env def =
     (TypD (id, List.map (transform_param tf) params |> List.filter is_type_param, [inst]) $ def.at, [])
   | TypD (id, params, [inst]) -> 
     let relation = create_well_formed_predicate env id inst in
-    (TypD (id, List.map (transform_param tf) params |> List.filter is_type_param, [t_inst env inst]) $ def.at, Option.to_list relation)
+    (TypD (id, List.map (transform_param tf) params |> List.filter is_type_param, [t_inst env inst]) $ def.at, relation)
   | TypD (_, _, _) -> 
     error def.at "Multiples instances encountered, please run type family removal pass first."
   | RelD (id, params, m, typ, rules) -> 
diff --git a/spectec/src/middlend/undep.mli b/spectec/src/middlend/undep.mli
index 64d020ff9d..315a4012d4 100644
--- a/spectec/src/middlend/undep.mli
+++ b/spectec/src/middlend/undep.mli
@@ -1 +1,2 @@
-val transform : Il.Ast.script -> Il.Ast.script
\ No newline at end of file
+val transform : Il.Ast.script -> Il.Ast.script
+val wf_hint_id : string
\ No newline at end of file

From ba34c3d696b4954e7dcce83f754cdd8ff20efdf2 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 10 Feb 2026 13:32:15 +0000
Subject: [PATCH 05/23] Expose type families via hints and added utility
 function to check if a bind is part of a free variable set.

---
 spectec/src/middlend/typefamilyremoval.ml  | 8 ++++++--
 spectec/src/middlend/typefamilyremoval.mli | 1 +
 spectec/src/middlend/utils.ml              | 7 +++++++
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/spectec/src/middlend/typefamilyremoval.ml b/spectec/src/middlend/typefamilyremoval.ml
index 56b7101a15..8b1ba9f976 100644
--- a/spectec/src/middlend/typefamilyremoval.ml
+++ b/spectec/src/middlend/typefamilyremoval.ml
@@ -60,7 +60,10 @@ type family_data = (id * quant list * Subst.t * int * typ * typ)
 let error at msg = Error.error at "Type families removal" msg
 
 let projection_hint_id = "tf_projection_func"
-let projection_hint = { hintid = projection_hint_id $ no_region; hintexp = El.Ast.SeqE [] $ no_region}
+let projection_hint = { hintid = projection_hint_id $ no_region; hintexp = El.Ast.SeqE [] $ no_region }
+
+let type_family_hint_id = "type_family"
+let type_family_hint = { hintid = type_family_hint_id $ no_region; hintexp = El.Ast.SeqE [] $ no_region }
 
 let quant_to_string quant = 
   match quant.it with
@@ -660,7 +663,8 @@ let rec transform_type_family def =
     in
     let proj_ids, projections = List.split (List.mapi (gen_family_projections id one_inst) insts) in
 
-    let hintdefs = List.map (fun id -> HintD (DecH (id, [projection_hint]) $ def.at)) proj_ids in
+    let hintdefs = HintD (TypH (id, [type_family_hint]) $ def.at) :: 
+      List.map (fun id' -> HintD (DecH (id', [projection_hint]) $ def.at)) proj_ids in
     TypD (id, params, [inst]) :: projections @ hintdefs
   | RecD defs -> [RecD (List.concat_map transform_type_family defs)]
   | d -> [d]
diff --git a/spectec/src/middlend/typefamilyremoval.mli b/spectec/src/middlend/typefamilyremoval.mli
index 00b6c75145..73bca15b30 100644
--- a/spectec/src/middlend/typefamilyremoval.mli
+++ b/spectec/src/middlend/typefamilyremoval.mli
@@ -1,2 +1,3 @@
 val projection_hint_id : string
+val type_family_hint_id : string
 val transform : Il.Ast.script -> Il.Ast.script
diff --git a/spectec/src/middlend/utils.ml b/spectec/src/middlend/utils.ml
index 2096591915..116c4420ee 100644
--- a/spectec/src/middlend/utils.ml
+++ b/spectec/src/middlend/utils.ml
@@ -31,6 +31,13 @@ and reduce_inst_alias env args inst base_typ =
     ) 
   | _ -> base_typ
 
+let is_part_of_bind (free_set : Free.sets) b =
+  match b.it with
+  | ExpB (id, _) -> Free.Set.mem id.it free_set.varid 
+  | TypB id -> Free.Set.mem id.it free_set.typid
+  | DefB (id, _, _) -> Free.Set.mem id.it free_set.defid
+  | GramB (id, _, _) -> Free.Set.mem id.it free_set.gramid
+
 let generate_var ids id =
   let start = 0 in
   let fresh_prefix = "var" in

From 61dfecd18e245a393cb125f053b4b5d27bceffa7 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 10 Feb 2026 13:32:49 +0000
Subject: [PATCH 06/23] Small IL changes adding more functionality to free,
 iter, and walk

---
 spectec/src/il/iter.ml        |  5 ++++-
 spectec/src/il/walk.ml        | 26 +++++++++++++++++++++-----
 spectec/src/middlend/utils.ml | 10 +++++-----
 3 files changed, 30 insertions(+), 11 deletions(-)

diff --git a/spectec/src/il/iter.ml b/spectec/src/il/iter.ml
index d7e9851a25..02c29ec7e9 100644
--- a/spectec/src/il/iter.ml
+++ b/spectec/src/il/iter.ml
@@ -19,6 +19,7 @@ sig
   val visit_typ : typ -> unit
   val visit_deftyp : deftyp -> unit
   val visit_exp : exp -> unit
+  val visit_arg : arg -> unit
   val visit_path : path -> unit
   val visit_sym : sym -> unit
   val visit_prem : prem -> unit
@@ -46,6 +47,7 @@ struct
   let visit_typ _ = ()
   let visit_deftyp _ = ()
   let visit_exp _ = ()
+  let visit_arg _ = ()
   let visit_path _ = ()
   let visit_sym _ = ()
   let visit_prem _ = ()
@@ -219,6 +221,7 @@ and prems prs = list prem prs
 (* Definitions *)
 
 and arg a =
+  visit_arg a;
   match a.it with
   | ExpA e -> exp e
   | TypA t -> typ t
@@ -268,4 +271,4 @@ let rec def d =
   | GramD (x, ps, t, prods) -> gramid x; params ps; typ t; list prod prods
   | RecD ds -> list def ds
   | HintD hd -> hintdef hd
-end
+end
\ No newline at end of file
diff --git a/spectec/src/il/walk.ml b/spectec/src/il/walk.ml
index dde8082eb2..896404e6ac 100644
--- a/spectec/src/il/walk.ml
+++ b/spectec/src/il/walk.ml
@@ -214,6 +214,8 @@ type 'a collector = {
   default: 'a;
   compose: 'a -> 'a -> 'a;
   collect_exp: exp -> 'a * bool;
+  collect_path: path -> 'a * bool;
+  collect_quant: quant -> 'a * bool;
   collect_prem: prem -> 'a * bool;
   collect_iterexp: iterexp -> 'a * bool;
   collect_typ: typ -> 'a * bool;
@@ -226,6 +228,8 @@ let base_collector default compose = {
   default = default;
   compose = compose;
   collect_exp = no_collect default;
+  collect_path = no_collect default;
+  collect_quant = no_collect default;
   collect_prem = no_collect default;
   collect_iterexp = no_collect default;
   collect_typ = no_collect default;
@@ -289,11 +293,16 @@ and collect_iterexp c iterexp =
 
 and collect_path c p =
   let ( $@ ) = c.compose in
-  match p.it with
-  | RootP -> c.default
-  | DotP (p', _) -> collect_path c p'
-  | IdxP (p', e) -> collect_path c p' $@ collect_exp c e
-  | SliceP (p', e1, e2) -> collect_path c p' $@ collect_exp c e1 $@ collect_exp c e2
+  let f = c.collect_path in
+  let traverse_list = 
+    match p.it with
+    | RootP -> c.default
+    | DotP (p', _) -> collect_path c p'
+    | IdxP (p', e) -> collect_path c p' $@ collect_exp c e
+    | SliceP (p', e1, e2) -> collect_path c p' $@ collect_exp c e1 $@ collect_exp c e2
+  in
+  let (res, continue) = f p in
+  res $@ if continue then traverse_list else c.default
 
 and collect_arg c a =
   let f = c.collect_arg in
@@ -330,6 +339,13 @@ and collect_param c p =
   | DefP (_, params, typ) -> compose_list c (collect_param c) params $@ collect_typ c typ
   | GramP (_, params, typ) -> compose_list c (collect_param c) params $@ collect_typ c typ
 
+and collect_quant c q =
+  let ( $@ ) = c.compose in
+  let f = c.collect_quant in
+  let traverse_list = collect_param c q in
+  let (res, continue) = f q in
+  res $@ if continue then traverse_list else c.default
+
 and collect_sym c s =
   let ( $@ ) = c.compose in
   match s.it with
diff --git a/spectec/src/middlend/utils.ml b/spectec/src/middlend/utils.ml
index 116c4420ee..82dd40a513 100644
--- a/spectec/src/middlend/utils.ml
+++ b/spectec/src/middlend/utils.ml
@@ -31,12 +31,12 @@ and reduce_inst_alias env args inst base_typ =
     ) 
   | _ -> base_typ
 
-let is_part_of_bind (free_set : Free.sets) b =
+let is_part_of_quant (free_set : Free.sets) b =
   match b.it with
-  | ExpB (id, _) -> Free.Set.mem id.it free_set.varid 
-  | TypB id -> Free.Set.mem id.it free_set.typid
-  | DefB (id, _, _) -> Free.Set.mem id.it free_set.defid
-  | GramB (id, _, _) -> Free.Set.mem id.it free_set.gramid
+  | ExpP (id, _) -> Free.Set.mem id.it free_set.varid 
+  | TypP id -> Free.Set.mem id.it free_set.typid
+  | DefP (id, _, _) -> Free.Set.mem id.it free_set.defid
+  | GramP (id, _, _) -> Free.Set.mem id.it free_set.gramid
 
 let generate_var ids id =
   let start = 0 in

From 5c2fd8fe3927b340f88395bd13538e446252292a Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 10 Feb 2026 13:35:19 +0000
Subject: [PATCH 07/23] Fix tests (only changes a list IterE with no iteration
 variables into a ListE)

---
 .../specification.exp/03-remove-indexed-types.il            | 6 +++---
 spectec/test-middlend/specification.exp/04-totalize.il      | 6 +++---
 spectec/test-middlend/specification.exp/05-else.il          | 6 +++---
 .../test-middlend/specification.exp/06-uncase-removal.il    | 6 +++---
 .../test-middlend/specification.exp/07-sideconditions.il    | 6 +++---
 spectec/test-middlend/specification.exp/08-sub-expansion.il | 6 +++---
 spectec/test-middlend/specification.exp/09-sub.il           | 6 +++---
 spectec/test-middlend/specification.exp/10-alias-demut.il   | 6 +++---
 spectec/test-middlend/specification.exp/11-improve-ids.il   | 6 +++---
 9 files changed, 27 insertions(+), 27 deletions(-)

diff --git a/spectec/test-middlend/specification.exp/03-remove-indexed-types.il b/spectec/test-middlend/specification.exp/03-remove-indexed-types.il
index 06685429a1..e57e8b76bb 100644
--- a/spectec/test-middlend/specification.exp/03-remove-indexed-types.il
+++ b/spectec/test-middlend/specification.exp/03-remove-indexed-types.il
@@ -14454,7 +14454,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -14525,7 +14525,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -14534,7 +14534,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/04-totalize.il b/spectec/test-middlend/specification.exp/04-totalize.il
index 42ec108ea7..4387089c25 100644
--- a/spectec/test-middlend/specification.exp/04-totalize.il
+++ b/spectec/test-middlend/specification.exp/04-totalize.il
@@ -14463,7 +14463,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -14534,7 +14534,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -14543,7 +14543,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/05-else.il b/spectec/test-middlend/specification.exp/05-else.il
index 7fbb952f89..ba0ab44405 100644
--- a/spectec/test-middlend/specification.exp/05-else.il
+++ b/spectec/test-middlend/specification.exp/05-else.il
@@ -15022,7 +15022,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -15093,7 +15093,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -15102,7 +15102,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/06-uncase-removal.il b/spectec/test-middlend/specification.exp/06-uncase-removal.il
index d3366f1433..379fbbf654 100644
--- a/spectec/test-middlend/specification.exp/06-uncase-removal.il
+++ b/spectec/test-middlend/specification.exp/06-uncase-removal.il
@@ -15082,7 +15082,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -15153,7 +15153,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -15162,7 +15162,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/07-sideconditions.il b/spectec/test-middlend/specification.exp/07-sideconditions.il
index 8e7dc2314e..450211a6ee 100644
--- a/spectec/test-middlend/specification.exp/07-sideconditions.il
+++ b/spectec/test-middlend/specification.exp/07-sideconditions.il
@@ -15417,7 +15417,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -15488,7 +15488,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -15497,7 +15497,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/08-sub-expansion.il b/spectec/test-middlend/specification.exp/08-sub-expansion.il
index 5120edf34c..19bbd4608f 100644
--- a/spectec/test-middlend/specification.exp/08-sub-expansion.il
+++ b/spectec/test-middlend/specification.exp/08-sub-expansion.il
@@ -18211,7 +18211,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -18282,7 +18282,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -18291,7 +18291,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/09-sub.il b/spectec/test-middlend/specification.exp/09-sub.il
index cf5e270192..cb9ceda15f 100644
--- a/spectec/test-middlend/specification.exp/09-sub.il
+++ b/spectec/test-middlend/specification.exp/09-sub.il
@@ -18432,7 +18432,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -18503,7 +18503,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -18512,7 +18512,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/10-alias-demut.il b/spectec/test-middlend/specification.exp/10-alias-demut.il
index 023c92df17..b32dad07d7 100644
--- a/spectec/test-middlend/specification.exp/10-alias-demut.il
+++ b/spectec/test-middlend/specification.exp/10-alias-demut.il
@@ -18432,7 +18432,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -18503,7 +18503,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -18512,7 +18512,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/11-improve-ids.il b/spectec/test-middlend/specification.exp/11-improve-ids.il
index fa0ccad980..b735b1cd54 100644
--- a/spectec/test-middlend/specification.exp/11-improve-ids.il
+++ b/spectec/test-middlend/specification.exp/11-improve-ids.il
@@ -18432,7 +18432,7 @@ grammar Tblocktype_(v_I : I) : blocktype
   prod{t_opt : valtype?} t_opt:Tresult_(v_I)?{} => _RESULT_blocktype(t_opt)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(v_I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(v_I : I) : catch
@@ -18503,7 +18503,7 @@ grammar Tplaininstr_(v_I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(v_I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(v_I)} {(y, I'):Ttypeuse_(v_I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -18512,7 +18512,7 @@ grammar Tplaininstr_(v_I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(v_I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(v_I)} {(y, I'):Ttypeuse_(v_I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(v_I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec

From 1f2b5e022ad0b68f28d9618406abae854a6f8cad Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Thu, 26 Feb 2026 12:04:15 +0000
Subject: [PATCH 08/23] Improve-ids: fixed transform mixop to have the intended
 effect, and some more misc changes to naming and letpr.

---
 spectec/src/middlend/improveids.ml | 35 ++++++++++++++++++++++--------
 1 file changed, 26 insertions(+), 9 deletions(-)

diff --git a/spectec/src/middlend/improveids.ml b/spectec/src/middlend/improveids.ml
index b792cf7713..277c8a8e48 100644
--- a/spectec/src/middlend/improveids.ml
+++ b/spectec/src/middlend/improveids.ml
@@ -8,6 +8,7 @@ open Il.Walk
 open Util.Source
 (* open Util *)
 open Xl.Atom
+open Xl
 
 module StringMap = Map.Make(String)
 module StringSet = Set.Make(String)
@@ -27,7 +28,7 @@ type id_type =
   | USERDEF     (* Types, type constructors and relations *)
   | FUNCDEF     (* function definitions *)
 
-let empty_info: region * Xl.Atom.info = (no_region, {def = ""; case = ""})
+let empty_info typ_id: region * Xl.Atom.info = (no_region, {def = typ_id; case = ""})
 
 (* Id transformation *)
 let rec transform_id' (env : env) (id_type : id_type) (s : text) = 
@@ -36,6 +37,7 @@ let rec transform_id' (env : env) (id_type : id_type) (s : text) =
     String.map (function
      | '.' -> '_'
      | '-' -> '_'
+     | '#' -> '_'
      | c -> c
     ) s'
     (* This suffixes any '*' with '_lst' and '?' with '_opt' for clarity *)
@@ -88,16 +90,24 @@ let transform_atom env typ_id a =
     register_atom_id env (make_prefix ^ typ_id);
     Atom (make_prefix ^ typ_id) $$ a.at % a.note
 
+(* Atom transformation where there might be other atom constructs, leave them be *)
+let transform_atom' env a = 
+  match a.it with
+  | Atom s -> 
+    register_atom_id env (t_user_def_id env (s $ a.at)).it;
+    Atom (t_user_def_id env (s $ a.at)).it $$ a.at % a.note
+  | _ -> a
+
 let transform_mixop env typ_id (m : mixop) =
-(* TODO! Not sure what the expected result is for this one. *)
-ignore (env, typ_id, empty_info, is_atomid, has_atom_hole, transform_atom); m
-(*
-  let m' = List.map (fun inner_m -> List.filter is_atomid inner_m) m in
+  let m' = List.map (fun inner_m -> List.filter is_atomid inner_m) (Mixop.flatten m) in
   let len = List.length m' in 
   match m' with
-  | _ when List.for_all (fun l -> l = [] || has_atom_hole l) m' -> [(Atom (make_prefix ^ typ_id) $$ empty_info)] :: List.init (len - 1) (fun _ -> [])
-  | _ -> Xl.Mixop.map_atoms (transform_atom env typ_id)) m'
-*)
+  | _ when List.for_all (fun l -> l = [] || has_atom_hole l) m' -> 
+    register_atom_id env (make_prefix ^ typ_id);
+    let atom = Xl.Mixop.Atom (Atom (make_prefix ^ typ_id) $$ empty_info typ_id) in
+    Xl.Mixop.(Seq (atom :: List.init (len - 1) (fun _ -> Arg ())))
+  | _ -> Xl.Mixop.map_atoms (transform_atom' env) m
+
 
 let rec check_iteration_naming e iterexp = 
   match e.it, iterexp with
@@ -160,6 +170,12 @@ let t_inst tf env id inst =
   )
   ) $ inst.at
 
+(* Necessary to reset ids due to change on iterE *)
+let t_prem prem = 
+  { prem with it = match prem.it with
+  | LetPr (e1, e2, _) -> LetPr (e1, e2, Free.Set.elements (Free.free_exp e1).varid)
+  | p -> p }
+
 let transform_rule tf env rel_id rule = 
   (match rule.it with
   | RuleD (id, quants, m, exp, prems) -> 
@@ -175,7 +191,8 @@ let rec t_def env def =
   let tf = { base_transformer with 
     transform_exp = t_exp env;
     transform_typ = t_typ env;
-    transform_path = t_path env; 
+    transform_path = t_path env;
+    transform_prem = t_prem;
     transform_var_id = t_var_id env;
     transform_typ_id = t_user_def_id env;
     transform_rel_id = t_user_def_id env;

From 2cdcfc66698ad063fa3ffd7374b53918be13f367 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Thu, 5 Mar 2026 13:52:40 +0000
Subject: [PATCH 09/23] Make type families have a default name if there are no
 quantifiers.

---
 spectec/src/middlend/typefamilyremoval.ml | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/spectec/src/middlend/typefamilyremoval.ml b/spectec/src/middlend/typefamilyremoval.ml
index 8b1ba9f976..acd73ffac6 100644
--- a/spectec/src/middlend/typefamilyremoval.ml
+++ b/spectec/src/middlend/typefamilyremoval.ml
@@ -79,7 +79,9 @@ let iter_var_name = "iter_"
 let name_prefix id = id.it ^ "_"
 
 let empty_info typ_id: region * Xl.Atom.info = (no_region, {def = typ_id; case = ""})
-let sub_type_name_quants quants = (String.concat "_" (List.map quant_to_string quants))
+let sub_type_name_quants quants i =
+  let s = (String.concat "_" (List.map quant_to_string quants)) in 
+  if s = "" then "_" ^ Int.to_string i else s
 let constructor_name' id case_num = make_prefix ^ name_prefix id ^ Int.to_string case_num
 let constructor_name_mixop id num_quants case_num: mixop = 
   Xl.Mixop.(Seq (Atom (Xl.Atom.Atom (constructor_name' id case_num) $$ empty_info id.it) 
@@ -569,14 +571,14 @@ let transform_inst env inst =
     [InstD (List.map (transform_param env) quants, List.map (transform_arg StringMap.empty env) args, transform_deftyp env deftyp) $ inst.at]
  
 (* Creates new TypD's for each StructT and VariantT *)
-let create_types id inst = 
+let create_types idx id inst = 
   match inst.it with
   | InstD (quants, _, deftyp) -> 
     (match deftyp.it with 
     | AliasT _ -> []
     | StructT _ | VariantT _ ->
       let inst = InstD (quants, List.map make_arg quants, deftyp) $ inst.at in 
-      [TypD (id.it ^ sub_type_name_quants quants $ id.at, quants, [inst])]
+      [TypD (id.it ^ sub_type_name_quants quants idx $ id.at, quants, [inst])]
     )
 
 let rec transform_def env def = 
@@ -623,10 +625,10 @@ let gen_family_projections id has_one_inst case_num inst =
 let rec create_types_from_instances def =
   (match def.it with
   | TypD (id, params, [inst]) when check_normal_type_creation inst -> [TypD (id, params, [inst])]
-  | TypD (id, params, insts) -> let types = List.concat_map (create_types id) insts in
-    let transformed_instances = List.map (fun inst -> match inst.it with 
+  | TypD (id, params, insts) -> let types = List.mapi (fun i inst -> create_types i id inst) insts |> List.concat in
+    let transformed_instances = List.mapi (fun i inst -> match inst.it with 
       | InstD (quants, args, {it = StructT _; at; _}) | InstD (quants, args, {it = VariantT _; at; _}) -> 
-        InstD (quants, args, AliasT (VarT (id.it ^ sub_type_name_quants quants $ id.at, List.map make_arg quants) $ id.at) $ at) $ inst.at
+        InstD (quants, args, AliasT (VarT (id.it ^ sub_type_name_quants quants i $ id.at, List.map make_arg quants) $ id.at) $ at) $ inst.at
       | _ -> inst 
     ) insts in
     types @ [TypD(id, params, transformed_instances)]

From 7c03ab83d7b58bc6b08f7e82d1479d1b6edb6f21 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 21 Apr 2026 13:11:50 +0100
Subject: [PATCH 10/23] Undep: deactivating wfness now does not remove
 essential ones such as type family ones.

---
 spectec/src/middlend/undep.ml | 32 +++++++++++++++++++++++++++-----
 1 file changed, 27 insertions(+), 5 deletions(-)

diff --git a/spectec/src/middlend/undep.ml b/spectec/src/middlend/undep.ml
index 34c79adeaf..97644b611d 100644
--- a/spectec/src/middlend/undep.ml
+++ b/spectec/src/middlend/undep.ml
@@ -52,13 +52,15 @@ module StringSet = Set.Make(String)
 type env = {
   mutable wf_set : StringSet.t;
   mutable proj_set : StringSet.t;
+  mutable tf_set : StringSet.t;
   mutable il_env : Il.Env.t;
 }
 
 let empty () = {
   wf_set = StringSet.empty;
   proj_set = StringSet.empty;
-  il_env = Il.Env.empty
+  tf_set = StringSet.empty;
+  il_env = Il.Env.empty;
 }
 
 let wf_pred_prefix = "wf_"
@@ -273,7 +275,7 @@ let create_well_formed_predicate env id inst =
       | RuleD (_, _, _, _, prems) -> prems = []   
     ) rules in
     if has_no_prems then [] else 
-    let relation = RelD (wf_pred_prefix ^ id.it $ id.at, [], new_mixop dep_exp_typ_pairs, tupt pairs_without_names, rules) $ at in
+    let relation = RelD (wf_pred_prefix ^ id.it $ id.at, [], new_mixop dep_exp_typ_pairs, tupt pairs_without_names, rules) $ at in 
     bind_wf_set env id.it;
     [relation; hint]
 
@@ -312,13 +314,20 @@ let create_well_formed_predicate env id inst =
     [relation; hint]
   | _ -> []
 
+let rec has_type_family env typ = 
+  match typ.it with
+  | VarT (id, _) -> StringSet.mem id.it env.tf_set
+  | IterT (typ, _) -> has_type_family env typ
+  | TupT typs -> List.exists (fun (_, t) -> has_type_family env t) typs
+  | _ -> false
+
 let get_extra_prems env quants exp prems = 
-  if deactivate_wfness then [] else 
   let cl = create_collector [] in 
   let wf_terms = collect_exp cl exp @ List.concat_map (collect_prem cl) prems in
   let unique_terms = Util.Lib.List.nub (fun ((e1, _t1), iterexp1) ((e2, _t2), iterexp2) -> 
     Il.Eq.eq_exp e1 e2 && Il.Eq.eq_list Il.Eq.eq_iterexp iterexp1 iterexp2
   ) wf_terms in
+  let unique_terms = if deactivate_wfness then List.filter (fun ((_, t), _) -> has_type_family env t) unique_terms else unique_terms in
   
   let more_prems = List.concat_map (fun (pair, iterexps) -> 
     List.map (fun prem' -> List.fold_left (fun acc iterexp ->
@@ -328,8 +337,8 @@ let get_extra_prems env quants exp prems =
     
   (* Leverage the fact that the wellformed predicates are "bubbled up" and remove unnecessary wf preds*)
   let free_vars = (Free.free_list Free.free_prem more_prems).varid in 
-  let quants_filtered = Lib.List.filter_not (fun q -> match q.it with 
-    | ExpP (id, _) -> Free.Set.mem id.it free_vars
+  let quants_filtered = Lib.List.filter_not (fun b -> match b.it with 
+    | ExpP (id, typ) -> Free.Set.mem id.it free_vars || (deactivate_wfness && (not (has_type_family env typ)))
     | _ -> true
   ) quants in
   let quant_prems = (List.filter_map get_exp_typ quants_filtered) |> List.concat_map (get_wf_pred env) in
@@ -420,6 +429,7 @@ let rec t_def env def =
   | HintD hintdef -> (HintD hintdef $ def.at, [])
   
 let has_proj_hint (hint : hint) = hint.hintid.it = Typefamilyremoval.projection_hint_id
+let has_tf_hint (hint : hint) = hint.hintid.it = Typefamilyremoval.type_family_hint_id
 
 let create_proj_map_def set (d : def) = 
   match d.it with
@@ -430,12 +440,24 @@ let create_proj_map_def set (d : def) =
     ) 
   | _ -> ()
 
+let create_tf_set_def set (d : def) = 
+  match d.it with
+  | HintD {it = TypH (id, hints); _} ->
+    (match (List.find_opt has_tf_hint hints) with
+    | Some _ -> set := StringSet.add id.it !set
+    | _ -> ()
+    ) 
+  | _ -> ()
+
 let transform (il : script): script =
   let env = empty () in 
   env.il_env <- Il.Env.env_of_script il;
   let proj_set = ref StringSet.empty in
+  let tf_set = ref StringSet.empty in 
   List.iter (create_proj_map_def proj_set) il;
+  List.iter (create_tf_set_def tf_set) il;
   env.proj_set <- !proj_set;
+  env.tf_set <- !tf_set;
   List.concat_map (fun d -> 
     let (t_d, wf_relations) = t_def env d in 
     t_d :: wf_relations

From 96b907fd36db37f3275e96e67e29b883b4d4af7c Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Mon, 4 May 2026 15:10:10 +0100
Subject: [PATCH 11/23] Undep: the wfness filter now checks the entire
 expression for type families

---
 spectec/src/middlend/undep.ml | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/spectec/src/middlend/undep.ml b/spectec/src/middlend/undep.ml
index 97644b611d..e20cbd9e6b 100644
--- a/spectec/src/middlend/undep.ml
+++ b/spectec/src/middlend/undep.ml
@@ -321,13 +321,18 @@ let rec has_type_family env typ =
   | TupT typs -> List.exists (fun (_, t) -> has_type_family env t) typs
   | _ -> false
 
+let has_type_family_term env e = (has_type_family env e.note, true)
+
 let get_extra_prems env quants exp prems = 
   let cl = create_collector [] in 
   let wf_terms = collect_exp cl exp @ List.concat_map (collect_prem cl) prems in
   let unique_terms = Util.Lib.List.nub (fun ((e1, _t1), iterexp1) ((e2, _t2), iterexp2) -> 
     Il.Eq.eq_exp e1 e2 && Il.Eq.eq_list Il.Eq.eq_iterexp iterexp1 iterexp2
   ) wf_terms in
-  let unique_terms = if deactivate_wfness then List.filter (fun ((_, t), _) -> has_type_family env t) unique_terms else unique_terms in
+  let unique_terms = if deactivate_wfness then List.filter (fun ((e, t), _) -> 
+    let ec = { exists_base_checker with collect_exp = has_type_family_term env } in
+    collect_exp ec e || has_type_family env t
+  ) unique_terms else unique_terms in
   
   let more_prems = List.concat_map (fun (pair, iterexps) -> 
     List.map (fun prem' -> List.fold_left (fun acc iterexp ->

From 6f2ef13cee84db348b47258dbb934cb43c03375d Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 12 May 2026 10:50:52 +0100
Subject: [PATCH 12/23] Undep: Implemented three modes for wfness placement,
 all, none and minimal.

---
 spectec/src/middlend/undep.ml | 79 +++++++++++++++++++----------------
 1 file changed, 44 insertions(+), 35 deletions(-)

diff --git a/spectec/src/middlend/undep.ml b/spectec/src/middlend/undep.ml
index e20cbd9e6b..f46a7e0074 100644
--- a/spectec/src/middlend/undep.ml
+++ b/spectec/src/middlend/undep.ml
@@ -68,8 +68,14 @@ let rule_prefix = "case_"
 
 let wf_hint_id = "wf-relation"
 
-(* flag that deactivates adding wellformedness predicates to relations *)
-let deactivate_wfness = false
+[@@@warning "-37"]
+type wfstate =
+  | ALL     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
+  | MINIMAL (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
+  | NONE    (* Does not place any wf premises in relations/functions *)
+
+(* State that indicates what the placement algorithm should do *)
+let wf_state = MINIMAL
 
 let error at msg = error at "Undep error" msg
 
@@ -121,25 +127,26 @@ let filter_iter_quants exp iter_quants =
   ) (free_vars, []) iter_quants) 
   |> snd |> List.rev
 
-let rec create_collector iterexps = 
+let rec create_collector env iterexps = 
   let base_collector_iters: ((exp * typ) * iterexp list) list collector = base_collector [] (@) in
-  { base_collector_iters with collect_exp = collect_userdef_exp iterexps; collect_prem = collect_userdef_prem iterexps }
+  { base_collector_iters with collect_exp = collect_userdef_exp env iterexps; collect_prem = collect_userdef_prem env iterexps }
 
-and collect_userdef_exp iterexps e = 
+and collect_userdef_exp env iterexps e = 
   match e.it with
+  | CallE (id, _) when not (StringSet.mem id.it env.proj_set) -> ([((e, e.note), filter_iter_quants e iterexps)], true)
   | CaseE _ | StrE _ -> ([((e, e.note), filter_iter_quants e iterexps)], false)
   | IterE (e1, ((_, id_exp_pairs) as iterexp)) -> 
-    let c1 = create_collector iterexps in
-    let c2 = create_collector (iterexp :: iterexps) in 
+    let c1 = create_collector env iterexps in
+    let c2 = create_collector env (iterexp :: iterexps) in 
     (collect_exp c2 e1 @ 
     List.concat_map (fun (_, exp) -> collect_exp c1 exp) id_exp_pairs, false)
   | _ -> ([], true)
 
-and collect_userdef_prem iterexps p =
+and collect_userdef_prem env iterexps p =
   match p.it with
   | IterPr (p', ((_, id_exp_pairs) as iterexp)) -> 
-    let c1 = create_collector iterexps in
-    let c2 = create_collector (iterexp :: iterexps) in 
+    let c1 = create_collector env iterexps in
+    let c2 = create_collector env (iterexp :: iterexps) in 
     (collect_prem c2 p' @
     List.concat_map (fun (_, exp) -> collect_exp c1 exp) id_exp_pairs, false)
   | _ -> ([], true) 
@@ -195,6 +202,7 @@ let needs_wfness env def =
   | _ -> false
 
 let rec get_wf_pred env (exp, t) = 
+
   let get_id iter exp =
     match exp.it with
     | VarE id -> id
@@ -314,40 +322,41 @@ let create_well_formed_predicate env id inst =
     [relation; hint]
   | _ -> []
 
-let rec has_type_family env typ = 
-  match typ.it with
-  | VarT (id, _) -> StringSet.mem id.it env.tf_set
-  | IterT (typ, _) -> has_type_family env typ
-  | TupT typs -> List.exists (fun (_, t) -> has_type_family env t) typs
-  | _ -> false
-
-let has_type_family_term env e = (has_type_family env e.note, true)
+let get_wf_terms cl exp prems = 
+  let is_calle e = match e.it with
+    | CallE _ -> true
+    | _ -> false
+  in
+  let wf_terms = (if wf_state = MINIMAL then [] else collect_exp cl exp) @ List.concat_map (collect_prem cl) prems in
+  let (call_prems, constr_prems) = List.partition (fun ((e1, _), _) -> is_calle e1) wf_terms in
+  let unique_func = Util.Lib.List.nub (fun ((e1, _t1), iterexp1) ((e2, _t2), iterexp2) -> 
+    Il.Eq.eq_exp e1 e2 && Il.Eq.eq_list Il.Eq.eq_iterexp iterexp1 iterexp2
+  ) in
+  match wf_state with
+  | NONE -> ([], [])
+  | _ -> (unique_func call_prems, unique_func constr_prems)
 
 let get_extra_prems env quants exp prems = 
-  let cl = create_collector [] in 
-  let wf_terms = collect_exp cl exp @ List.concat_map (collect_prem cl) prems in
-  let unique_terms = Util.Lib.List.nub (fun ((e1, _t1), iterexp1) ((e2, _t2), iterexp2) -> 
-    Il.Eq.eq_exp e1 e2 && Il.Eq.eq_list Il.Eq.eq_iterexp iterexp1 iterexp2
-  ) wf_terms in
-  let unique_terms = if deactivate_wfness then List.filter (fun ((e, t), _) -> 
-    let ec = { exists_base_checker with collect_exp = has_type_family_term env } in
-    collect_exp ec e || has_type_family env t
-  ) unique_terms else unique_terms in
-  
-  let more_prems = List.concat_map (fun (pair, iterexps) -> 
+  let cl = create_collector env [] in 
+  let unique_call_terms, unique_constr_terms = get_wf_terms cl exp prems in  
+  let wf_creation_func = List.concat_map (fun (pair, iterexps) -> 
     List.map (fun prem' -> List.fold_left (fun acc iterexp ->
       IterPr (acc, iterexp) $ acc.at   
     ) prem' iterexps) (get_wf_pred env pair) 
-  ) unique_terms in
+  ) in
+  let call_prems, constr_prems = wf_creation_func unique_call_terms, wf_creation_func unique_constr_terms in
     
-  (* Leverage the fact that the wellformed predicates are "bubbled up" and remove unnecessary wf preds*)
-  let free_vars = (Free.free_list Free.free_prem more_prems).varid in 
-  let quants_filtered = Lib.List.filter_not (fun b -> match b.it with 
-    | ExpP (id, typ) -> Free.Set.mem id.it free_vars || (deactivate_wfness && (not (has_type_family env typ)))
+  (* Leverage the fact that the wellformed predicates are "bubbled up" and remove unnecessary wf preds *)
+  let free_vars_exp = (Free.free_exp exp).varid in
+  let free_vars = (Free.free_list Free.free_prem constr_prems).varid in 
+  let quants_filtered = Lib.List.filter_not (fun b -> 
+    match b.it, wf_state with 
+    | ExpP (id, _), ALL -> Free.Set.mem id.it free_vars
+    | ExpP (id, _), MINIMAL -> Free.Set.mem id.it free_vars || Free.Set.mem id.it free_vars_exp
     | _ -> true
   ) quants in
   let quant_prems = (List.filter_map get_exp_typ quants_filtered) |> List.concat_map (get_wf_pred env) in
-  quant_prems @ more_prems
+  quant_prems @ call_prems @ constr_prems
     
 let t_rule env rule = 
   let tf = { base_transformer with transform_exp = t_exp env; transform_typ = t_typ} in

From c46c42b0fa6d08f485a24fe028c031f547f12cea Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 12 May 2026 10:51:54 +0100
Subject: [PATCH 13/23] Type family removal: Fixed a bug that made types of
 function calls not have the correct substitution.

---
 spectec/src/middlend/typefamilyremoval.ml | 55 +++++++++++------------
 1 file changed, 26 insertions(+), 29 deletions(-)

diff --git a/spectec/src/middlend/typefamilyremoval.ml b/spectec/src/middlend/typefamilyremoval.ml
index acd73ffac6..38989c0e03 100644
--- a/spectec/src/middlend/typefamilyremoval.ml
+++ b/spectec/src/middlend/typefamilyremoval.ml
@@ -179,13 +179,13 @@ let has_one_inst env family_typ =
     )
   | _ -> false
 
-let make_quant_set quants = 
-  List.fold_left (fun acc q -> 
+let make_quant_set env quants = 
+  List.fold_left (fun (env, bind_map) q -> 
     match q.it with 
-    | ExpP (id, typ) -> StringMap.add id.it typ acc
-    | DefP (id, _, typ) -> StringMap.add id.it typ acc
-    | _ -> acc  
-  ) StringMap.empty quants
+    | ExpP (id, typ) -> (env, StringMap.add id.it typ bind_map)
+    | DefP (id, params, typ) -> (Env.bind_def env id (params, typ, []), bind_map)
+    | _ -> (env, bind_map)  
+  ) (env, StringMap.empty) quants
 
 let rec check_type_equality env t t' = 
   let r_t = reduce_type_aliasing env t in 
@@ -214,10 +214,7 @@ let rec get_real_typ_from_exp quant_map env e =
       let s_typ = Subst.subst_typ subst typ in
       s_typ
     | None -> 
-      (match StringMap.find_opt id.it quant_map with
-      | Some typ -> typ
-      | None -> e.note
-      )
+      e.note
     )
   | CaseE (m, _) -> 
     let r_typ = Eval.reduce_typ env e.note in
@@ -515,12 +512,12 @@ let rec transform_prem quant_map env prem =
 let transform_rule env rule = 
   match rule.it with
   | RuleD (id, quants, m, exp, prems) -> 
-    let quant_map = make_quant_set quants in 
+    let env', quant_map = make_quant_set env quants in 
     RuleD (id, 
-    List.map (transform_param env) quants, 
+    List.map (transform_param env') quants, 
     m, 
-    transform_exp quant_map env exp, 
-    List.map (transform_prem quant_map env) prems) $ rule.at
+    transform_exp quant_map env' exp, 
+    List.map (transform_prem quant_map env') prems) $ rule.at
 
 (* Reducing quants as conversion functions actively change the type of variables when matching *)
 let reduce_quant env q = 
@@ -533,24 +530,24 @@ let transform_clause _id params env rt clause =
   | DefD (quants, args, exp, prems) -> 
     let subst = create_arg_param_subst args params in
     let reduced_quants = List.map (reduce_quant env) quants in 
-    let quant_map = make_quant_set reduced_quants in
-    let t_exp = transform_exp quant_map env exp in
-    let real_typ = get_real_typ_from_exp quant_map env t_exp in
+    let env', quant_map = make_quant_set env reduced_quants in
+    let t_exp = transform_exp quant_map env' exp in
+    let real_typ = get_real_typ_from_exp quant_map env' t_exp in
     let s_rt = Subst.subst_typ subst rt in 
-    let new_exp = if check_type_equality env real_typ s_rt then t_exp else apply_conversion env t_exp real_typ s_rt in 
-    DefD ((List.map (transform_param env) reduced_quants), 
-    List.map (transform_arg quant_map env) args, 
+    let new_exp = if check_type_equality env' real_typ s_rt then t_exp else apply_conversion env' t_exp real_typ s_rt in 
+    DefD ((List.map (transform_param env') reduced_quants), 
+    List.map (transform_arg quant_map env') args, 
     new_exp, 
-    List.map (transform_prem quant_map env) prems) $ clause.at
+    List.map (transform_prem quant_map env') prems) $ clause.at
 
 let transform_prod env prod = 
   (match prod.it with 
   | ProdD (quants, sym, exp, prems) -> 
-    let quant_map = make_quant_set quants in
+    let env', quant_map = make_quant_set env quants in
     ProdD (List.map (transform_param env) quants,
-    transform_sym quant_map env sym,
-    transform_exp quant_map env exp,
-    List.map (transform_prem quant_map env) prems
+    transform_sym quant_map env' sym,
+    transform_exp quant_map env' exp,
+    List.map (transform_prem quant_map env') prems
   )
   ) $ prod.at
 
@@ -558,11 +555,11 @@ let transform_deftyp env deftyp =
   (match deftyp.it with
   | AliasT typ -> AliasT (transform_typ StringMap.empty env typ)
   | StructT typfields -> StructT (List.map (fun (a, (t, qs, prems), hints) -> 
-    let quant_map = make_quant_set qs in
-    (a, (transform_typ quant_map env t, List.map (transform_param env) qs, List.map (transform_prem quant_map env) prems), hints)) typfields)
+    let env', quant_map = make_quant_set env qs in
+    (a, (transform_typ quant_map env' t, List.map (transform_param env') qs, List.map (transform_prem quant_map env') prems), hints)) typfields)
   | VariantT typcases -> VariantT (List.map (fun (m, (t, qs, prems), hints) -> 
-    let quant_map = make_quant_set qs in
-    (m, (transform_typ quant_map env t, List.map (transform_param env) qs, List.map (transform_prem quant_map env) prems), hints)) typcases)
+    let env', quant_map = make_quant_set env qs in
+    (m, (transform_typ quant_map env t, List.map (transform_param env') qs, List.map (transform_prem quant_map env') prems), hints)) typcases)
   ) $ deftyp.at
 
 let transform_inst env inst =

From 14d0cc5cdee0f9672dbf08ca8a19b0931dfda2e5 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 12 May 2026 10:52:39 +0100
Subject: [PATCH 14/23] Sideconditions: Only preserve the iteration of the
 generated premises if it is ListN.

---
 spectec/src/middlend/sideconditions.ml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/spectec/src/middlend/sideconditions.ml b/spectec/src/middlend/sideconditions.ml
index 754d851bb3..1efd65dcab 100644
--- a/spectec/src/middlend/sideconditions.ml
+++ b/spectec/src/middlend/sideconditions.ml
@@ -33,6 +33,7 @@ let iterPr (pr, (iter, vars)) =
   let vars' = List.filter (fun (id, _) ->
     Set.mem id.it frees.varid
   ) vars in
+  if iter <= List1 && vars' = [] then pr.it else 
   IterPr (pr, (iter, vars'))
 
 let is_null e = CmpE (`EqOp, `BoolT, e, OptE None $$ e.at % e.note) $$ e.at % (BoolT $ e.at)
@@ -80,6 +81,7 @@ let rec t_exp env e =
     collect_iter collector1 iter @ 
     List.map (fun pr -> iterPr (pr, iterexp) $ e.at) (collect_exp collector2 e1), false)
   | _ -> ([], true)
+
 and t_prem env prem =
   let res, continue = (match prem.it with
   | IterPr (prem', ((iter, _) as iterexp))

From dd919fdb6be0f908fd320ac061555120973a9106 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Thu, 21 May 2026 14:16:12 +0100
Subject: [PATCH 15/23] Undep: Create wf lemmas for functions that construct a
 term that needs wfness

---
 spectec/src/middlend/undep.ml  | 82 +++++++++++++++++++++++++++++++---
 spectec/src/middlend/undep.mli |  3 +-
 2 files changed, 79 insertions(+), 6 deletions(-)

diff --git a/spectec/src/middlend/undep.ml b/spectec/src/middlend/undep.ml
index f46a7e0074..0e0c1c1807 100644
--- a/spectec/src/middlend/undep.ml
+++ b/spectec/src/middlend/undep.ml
@@ -66,7 +66,10 @@ let empty () = {
 let wf_pred_prefix = "wf_"
 let rule_prefix = "case_"
 
+let wf_lemma_suffix = "_is_wf"
+
 let wf_hint_id = "wf-relation"
+let wf_func_id = "wf-lemma-func"
 
 [@@@warning "-37"]
 type wfstate =
@@ -79,6 +82,14 @@ let wf_state = MINIMAL
 
 let error at msg = error at "Undep error" msg
 
+let make_arg p = 
+  (match p.it with
+  | ExpP (id, typ) -> ExpA (VarE id $$ id.at % typ) 
+  | TypP id -> TypA (VarT (id, []) $ id.at)
+  | DefP (id, _, _) -> DefA id 
+  | GramP (id, _, _) -> GramA (VarG (id, []) $ id.at)
+  ) $ p.at
+
 let rec split3concat = function
     [] -> ([], [], [])
   | (x,y, z)::l ->
@@ -244,19 +255,21 @@ let get_exp_typ q =
   | ExpP (id, typ) -> Some (VarE id $$ id.at % typ, typ)
   | _ -> None
 
-let generate_well_formed_rel_hint at: hint = { hintid = wf_hint_id $ at; hintexp = El.Ast.SeqE [] $ at} 
+let generate_well_formed_rel_hint id at: hint = { hintid = wf_hint_id $ at; hintexp = El.Ast.VarE (id, []) $ at} 
+let generate_well_formed_func_hint at: hint = { hintid = wf_func_id $ at; hintexp = El.Ast.SeqE [] $ at} 
+
 
 let create_well_formed_predicate env id inst = 
   let tf = { base_transformer with transform_exp = t_exp env; transform_typ = t_typ} in
   let at = id.at in 
   let user_typ = VarT(id, []) $ at in
-  let new_mixop pairs = Xl.Mixop.(Seq (List.init (List.length pairs + 1) (fun _ -> Arg ()))) in
   let create_pairs quants = List.split (List.filter_map (fun b -> match b.it with 
       | ExpP (id', typ) -> Some (("_" $ id'.at, typ), (id', typ))
       | _ -> None
     ) quants) in
   let tupt pairs = TupT (pairs @ [("_" $ at, user_typ)]) $ at in
-  let hint = HintD (RelH (wf_pred_prefix ^ id.it $ id.at, [generate_well_formed_rel_hint at]) $ at) $ at in 
+  let new_mixop pairs = Xl.Mixop.(Seq (List.init (List.length pairs + 1) (fun _ -> Arg ()))) in
+  let hint = HintD (RelH (wf_pred_prefix ^ id.it $ id.at, [generate_well_formed_rel_hint id at]) $ at) $ at in 
   match inst.it with
   (* Variant well formedness predicate creation *)
   | InstD (quants, _args, {it = VariantT typcases; _}) -> 
@@ -410,6 +423,61 @@ let remove_unused_params def =
     { def with it = DecD (id, params', typ, clauses') }
   | _ -> def
 
+let rec return_type_needs_wfness env (rt : typ) : bool =
+  match rt.it with
+  | VarT (id, _) -> StringSet.mem id.it env.wf_set
+  | TupT tups -> tups |> List.map snd |> List.exists (return_type_needs_wfness env)
+  | IterT (t, _) -> return_type_needs_wfness env t
+  | _ -> false
+
+(* HACK: Lemma is actually represented as a relation *)
+let generate_wf_lemma env tf id params rtyp = 
+  let lemma_name = id.it ^ wf_lemma_suffix in 
+  let params' = Utils.improve_ids_params params in 
+  let wf_prems = List.concat_map (fun p -> match p.it with
+    | ExpP (id, typ) -> get_wf_pred env (VarE id $$ id.at % typ, typ)
+    | _ -> [] 
+  ) params' in 
+  let ids = List.map Utils.get_param_id params in
+  let text_ids = List.map (fun p -> p.it) ids in 
+  let ret_exp_name = Utils.generate_var text_ids "ret_val" in 
+  let ret_exp = VarE (ret_exp_name $ id.at) $$ id.at % rtyp in
+  let fcall_exp = CallE (id, List.map make_arg params') $$ id.at % rtyp in
+  let fcall_prem = IfPr (CmpE (`EqOp, `BoolT, ret_exp, fcall_exp) $$ id.at % (BoolT $ id.at)) $ id.at in
+  let wf_conclusion = get_wf_pred env (ret_exp, rtyp) in
+  
+  let ret_param = ExpP (ret_exp_name $ id.at, rtyp) $ id.at in
+  let new_quants = params' @ [ret_param] in 
+
+  let fixed, not_fixed = List.partition_map (fun p -> match p.it with
+    | ExpP (id', typ) -> Right (VarE id' $$ id'.at % typ)
+    | _ -> Left p
+  ) params' 
+  in
+  let typtups = List.filter_map (fun p -> match p.it with
+    | ExpP (id', typ) -> Some (id', typ)
+    | _ -> None
+  ) params' 
+  in
+  let tupt = TupT (typtups @ [(ret_exp_name $ id.at, ret_exp.note)]) $ id.at in
+  let tupe = TupE (not_fixed @ [ret_exp]) $$ id.at % tupt in 
+  let new_mixop = Xl.Mixop.(Seq (List.init (List.length not_fixed + 1) (fun _ -> Arg ()))) in
+  let rule = RuleD (
+    lemma_name ^ "0" $ id.at, 
+    new_quants, 
+    new_mixop,
+    tupe,
+    wf_prems @ [fcall_prem] @ wf_conclusion
+  ) $ id.at
+  in
+  let hint = HintD (RelH (lemma_name $ id.at, [generate_well_formed_func_hint id.at]) $ id.at) $ id.at in 
+  let relation = RelD (lemma_name $ id.at, 
+    List.map (transform_param tf) fixed, new_mixop, 
+    transform_typ tf tupt, 
+    [transform_rule tf rule]) $ id.at in
+  [hint; relation]
+
+
 let rec t_def env def = 
   let tf = { base_transformer with transform_exp = t_exp env; transform_typ = t_typ } in
   match def.it with
@@ -429,8 +497,13 @@ let rec t_def env def =
       List.map (t_clause env) clauses
       ) $ def.at 
     in
+    let is_proj_func = StringSet.mem id.it env.proj_set in
     let t_d = if StringSet.mem id.it env.proj_set then remove_unused_params d else d in
-    (t_d, [])
+    let wf_lemma = if wf_state = MINIMAL && return_type_needs_wfness env typ && not is_proj_func
+      then generate_wf_lemma env tf id params typ 
+      else [] 
+    in
+    (t_d, wf_lemma)
   | GramD (id, params, typ, prods) -> 
     (GramD (id, List.map (transform_param tf) params, transform_typ tf typ, List.map (transform_prod tf) prods) $ def.at, [])
   | RecD defs -> 
@@ -441,7 +514,6 @@ let rec t_def env def =
     if List.concat wf_relations = [] then (rec_defs, []) else
     (rec_defs, [RecD (List.concat wf_relations) $ def.at])
   | HintD hintdef -> (HintD hintdef $ def.at, [])
-  
 let has_proj_hint (hint : hint) = hint.hintid.it = Typefamilyremoval.projection_hint_id
 let has_tf_hint (hint : hint) = hint.hintid.it = Typefamilyremoval.type_family_hint_id
 
diff --git a/spectec/src/middlend/undep.mli b/spectec/src/middlend/undep.mli
index 315a4012d4..4bc9b0137c 100644
--- a/spectec/src/middlend/undep.mli
+++ b/spectec/src/middlend/undep.mli
@@ -1,2 +1,3 @@
+val wf_hint_id : string
+val wf_func_id : string
 val transform : Il.Ast.script -> Il.Ast.script
-val wf_hint_id : string
\ No newline at end of file

From 4ebf89a40dc87c7e8634781d52651cc4002f2f04 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Thu, 21 May 2026 14:16:40 +0100
Subject: [PATCH 16/23] Improve ids: modify names for hints as well.

---
 spectec/src/middlend/improveids.ml | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/spectec/src/middlend/improveids.ml b/spectec/src/middlend/improveids.ml
index 277c8a8e48..b3b198dd21 100644
--- a/spectec/src/middlend/improveids.ml
+++ b/spectec/src/middlend/improveids.ml
@@ -187,6 +187,28 @@ let transform_rule tf env rel_id rule =
   )
   ) $ rule.at
 
+let is_wf_hint hintid = hintid.it = Undep.wf_hint_id
+let transform_el_exp env hintid e = 
+  (match e.it with
+  | El.Ast.VarE (id, args) when is_wf_hint hintid -> El.Ast.VarE (t_user_def_id env id, args)
+  | e' -> e'
+  ) $ e.at
+
+let transform_hintdef env hintdef = 
+  let t_hint h = 
+    { h with hintexp = transform_el_exp env h.hintid h.hintexp} 
+  in
+  let t_hints hs = List.map t_hint hs in
+  let h = match hintdef.it with
+  | TypH (id, hints) -> TypH (t_user_def_id env id, t_hints hints)
+  | RelH (id, hints) -> RelH (t_user_def_id env id, t_hints hints)
+  | DecH (id, hints) -> DecH (t_user_def_id env id, t_hints hints)
+  | GramH (id, hints) -> GramH (t_user_def_id env id, t_hints hints)
+  | RuleH (id, rid, hints) -> 
+    RuleH (t_user_def_id env id, transform_rule_id env rid id $ rid.at, t_hints hints)
+  in
+  { hintdef with it = h }
+
 let rec t_def env def = 
   let tf = { base_transformer with 
     transform_exp = t_exp env;
@@ -219,7 +241,7 @@ let rec t_def env def =
     transform_typ tf typ, 
     List.map (transform_prod tf) prods)
   | RecD defs -> RecD (List.map (t_def env) defs)
-  | HintD hintdef -> HintD hintdef
+  | HintD hintdef -> HintD (transform_hintdef env hintdef)
   ) $ def.at
 
 let create_env il = {

From a9c44b734e738c0d72b1e13e45b32486bad13205 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Thu, 21 May 2026 14:17:12 +0100
Subject: [PATCH 17/23] Sideconditions: Don't error on relations with
 parameters.

---
 spectec/src/middlend/sideconditions.ml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/spectec/src/middlend/sideconditions.ml b/spectec/src/middlend/sideconditions.ml
index 1efd65dcab..156a49d37d 100644
--- a/spectec/src/middlend/sideconditions.ml
+++ b/spectec/src/middlend/sideconditions.ml
@@ -18,7 +18,7 @@ open Il.Walk
 
 (* Errors *)
 
-let error at msg = Error.error at "side condition" msg
+let _error at msg = Error.error at "side condition" msg
 
 module Env = Map.Make(String)
 
@@ -130,7 +130,7 @@ let t_params env =
   List.fold_left (fun env param ->
     match param.it with
     | ExpP (v, t) -> Env.add v.it t env
-    | TypP _ | DefP _ | GramP _ -> error param.at "unexpected paramater or quantifier in rule"
+    | _ -> env
   ) env
 
 let t_rule' env = function

From 63cc5565fb24c826fda386d15a2c9461f75bc92d Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Thu, 21 May 2026 14:34:06 +0100
Subject: [PATCH 18/23] Fix tests

---
 .../04-remove-indexed-types.il                |  4629 +++---
 .../specification.exp/05-totalize.il          |  4629 +++---
 .../specification.exp/06-else.il              |  4822 +++---
 .../07-else-simplification.il                 |  4823 +++---
 .../specification.exp/08-uncase-removal.il    |  4817 +++---
 .../specification.exp/09-sideconditions.il    |  4833 +++---
 .../specification.exp/10-sub-expansion.il     |  7428 +++++----
 .../test-middlend/specification.exp/11-sub.il |  7433 +++++----
 .../specification.exp/12-alias-demut.il       |  7433 +++++----
 .../specification.exp/13-improve-ids.il       | 13023 +++++++++-------
 spectec/test-middlend/test.spectec.exp        |     2 +-
 11 files changed, 36938 insertions(+), 26934 deletions(-)

diff --git a/spectec/test-middlend/specification.exp/04-remove-indexed-types.il b/spectec/test-middlend/specification.exp/04-remove-indexed-types.il
index a3d09eaef0..363d1235a8 100644
--- a/spectec/test-middlend/specification.exp/04-remove-indexed-types.il
+++ b/spectec/test-middlend/specification.exp/04-remove-indexed-types.il
@@ -308,19 +308,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -371,23 +392,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 2048))
     -- if (ch!`%`_char.0 = (((2 ^ 6) * (((b_1!`%`_byte.0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 55296)) \/ ((57344 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 65536)))
     -- if (ch!`%`_char.0 = ((((2 ^ 12) * (((b_1!`%`_byte.0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 69632))
     -- if (ch!`%`_char.0 = (((((2 ^ 18) * (((b_1!`%`_byte.0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -576,10 +601,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -587,70 +620,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'*{free' <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -665,6 +790,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1029,73 +1163,157 @@ syntax Cnn =
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1392,7 +1610,15 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack{valtype : valtype}((valtype : valtype <: storagetype)) = valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack{packtype : packtype}((packtype : packtype <: storagetype)) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype
@@ -1424,10 +1650,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype
@@ -1463,6 +1697,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1476,6 +1723,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1489,6 +1749,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1513,6 +1786,21 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typevar(typevar, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1522,7 +1810,23 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv*{tv <- `tv*`}, [tu_1] ++ tu*{tu <- `tu*`}) = ([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`})
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = $minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter))*{iter <- $minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- $minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $minus_recs(var_0, var_1))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1563,7 +1867,6 @@ def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
   def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null?{null <- `null?`}, ht), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
@@ -1575,7 +1878,6 @@ def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   def $subst_valtype{rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}((rt : reftype <: valtype), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ($subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) : reftype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
   def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
@@ -1588,31 +1890,28 @@ def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storaget
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
   def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut?{mut <- `mut?`}, zt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
   def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
   def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
   def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final?{final <- `final?`}, tu'*{tu' <- `tu'*`}, ct), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
   def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st*{st <- `st*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = $minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
+    -- (wf_typevar: `%`(iter))*{iter <- $minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- $minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
@@ -1620,6 +1919,98 @@ def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1634,97 +2025,204 @@ def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut?{mut <- `mut?`}, t), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1*{xt_1 <- `xt_1*`}, xt_2*{xt_2 <- `xt_2*`}), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu^n{tu <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu^n{tu <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu^n{tu <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu^n{tu <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu^n{tu <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu^n{tu <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu^n{tu <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu^n{tu <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu^n{tu <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1742,21 +2240,18 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx((x!`%`_uN.0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
     -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
@@ -1764,23 +2259,52 @@ def $unrolldt(deftype : deftype) : subtype
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
     -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})) = $unrollrt(rectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -1789,11 +2313,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype{packtype : packtype}((packtype : packtype <: lanetype)) = $free_packtype(packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -1802,11 +2341,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype{vectype : vectype}((vectype : vectype <: consttype)) = $free_vectype(vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -1814,7 +2368,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1848,7 +2410,6 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{reftype : reftype}((reftype : reftype <: valtype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
@@ -1892,37 +2453,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{deftype : deftype}((deftype : deftype <: typeuse)) = $free_deftype(deftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut?{mut <- `mut?`}, valtype)) = $free_valtype(valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1936,11 +2649,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1*{externtype_1 <- `externtype_1*`}, externtype_2*{externtype_2 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2447,7 +3178,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4191,22 +4930,45 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{numtype : numtype, c : num_}((numtype : numtype <: consttype), mk_lit__0_lit_(numtype, c)) = CONST_instr(numtype, c)
-    -- wf_instr: `%`(CONST_instr(numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{vectype : vectype, c : uN}((vectype : vectype <: consttype), mk_lit__1_lit_(vectype, c)) = VCONST_instr(vectype, c)
-    -- wf_instr: `%`(VCONST_instr(vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`((consttype : consttype <: storagetype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4214,6 +4976,15 @@ def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4225,6 +4996,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4236,7 +5016,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'*{labelidx' <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'*{labelidx' <- `labelidx'*`}) = [`%`_labelidx((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4246,13 +5025,10 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
   def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype*{valtype <- `valtype*`}?{`valtype*` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
@@ -4283,7 +5059,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4294,7 +5069,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4357,13 +5131,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4372,10 +5143,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4400,7 +5169,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4411,10 +5179,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4471,6 +5237,30 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr*{instr <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr)*{instr <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr)*{instr <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr)))*{instr <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4478,6 +5268,15 @@ def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_expr{`instr*` : instr*}(instr*{instr <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
   | ACTIVE(tableidx : tableidx, expr : expr)
@@ -4668,85 +5467,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local*{local <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte*{byte <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr*{expr <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -4830,6 +5760,21 @@ def $with_locals(context : context, localidx*, localtype*) : context
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $with_locals(context, var_0, var_1))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -4845,6 +5790,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -4863,25 +5818,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -4892,21 +5865,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -4914,6 +5884,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -4921,7 +5892,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -4939,6 +5909,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -4947,20 +5927,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, (absheaptype : absheaptype <: heaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, (typeuse : typeuse <: heaptype))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -4968,8 +5943,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -4977,26 +5950,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, (numtype : numtype <: valtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, (vectype : vectype <: valtype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, (reftype : reftype <: valtype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5004,22 +5971,17 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
   rule typeidx{C : context, typeidx : typeidx, dt : deftype}:
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if (C.TYPES_context[typeidx!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, (deftype : deftype <: typeuse))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5027,8 +5989,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5036,8 +5996,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5045,14 +6003,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, (valtype : valtype <: storagetype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, (packtype : packtype <: storagetype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5060,23 +6015,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5089,8 +6038,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, (typeuse : typeuse <: heaptype)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, (typeuse : typeuse <: heaptype))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5098,16 +6046,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5117,7 +6061,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5126,26 +6069,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
   rule struct{C : context, `ft_1*` : fieldtype*, `ft'_1*` : fieldtype*, `ft_2*` : fieldtype*}:
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5153,14 +6087,13 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- Heaptype_sub: `%|-%<:%`(C, (typeuse*{typeuse <- `typeuse*`}[i] : typeuse <: heaptype), (deftype_2 : deftype <: heaptype))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5168,8 +6101,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5177,118 +6108,79 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, (deftype_1 : deftype <: heaptype), (deftype_2 : deftype <: heaptype))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
   rule `rec-array`{C : context, i : n, `final?` : final?, fieldtype : fieldtype}:
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
   rule `rec-func`{C : context, i : n, `final?` : final?, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
   rule `rec-sub`{C : context, i : n, `typeuse*` : typeuse*, j : nat, `final?` : final?, ct : comptype}:
     `%|-%<:%`(C, REC_heaptype(i), (typeuse*{typeuse <- `typeuse*`}[j] : typeuse <: heaptype))
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5296,9 +6188,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5307,9 +6196,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5318,9 +6204,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5329,18 +6212,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5348,17 +6225,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5366,28 +6237,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, (numtype_1 : numtype <: valtype), (numtype_2 : numtype <: valtype))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, (vectype_1 : vectype <: valtype), (vectype_2 : vectype <: valtype))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, (reftype_1 : reftype <: valtype), (reftype_2 : reftype <: valtype))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5395,9 +6258,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
   rule _{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5405,15 +6265,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, (valtype_1 : valtype <: storagetype), (valtype_2 : valtype <: storagetype))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, (packtype_1 : packtype <: storagetype), (packtype_2 : packtype <: storagetype))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5421,18 +6277,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5441,8 +6291,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5452,9 +6300,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5462,16 +6308,11 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`((deftype : deftype <: typeuse), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5494,9 +6335,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[x!`%`_uN.0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[x!`%`_uN.0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5507,17 +6346,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
 }
@@ -5529,8 +6363,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5539,8 +6371,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5549,8 +6379,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5558,8 +6386,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size((addrtype : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5568,8 +6394,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size((addrtype : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5577,37 +6401,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5619,10 +6433,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
     -- if (x*{x <- `x*`} = $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5632,17 +6444,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -5651,7 +6457,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, (deftype_1 : deftype <: typeuse), (deftype_2 : deftype <: typeuse))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -5659,18 +6464,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -5678,9 +6477,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -5690,9 +6486,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -5700,41 +6493,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype((deftype_1 : deftype <: typeuse)), FUNC_externtype((deftype_2 : deftype <: typeuse)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype((deftype_1 : deftype <: typeuse)))
-    -- wf_externtype: `%`(FUNC_externtype((deftype_2 : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -5742,17 +6520,11 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5762,8 +6534,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_catch(x, l))
     -- Expand: `%~~%`($as_deftype(C.TAGS_context[x!`%`_uN.0]), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5771,48 +6541,47 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_REF_catch(x, l))
     -- Expand: `%~~%`($as_deftype(C.TAGS_context[x!`%`_uN.0]), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val?
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Inn : addrtype}((Inn : addrtype <: valtype)) = ?(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0))))
-    -- wf_val: `%`(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Fnn : Fnn}((Fnn : Fnn <: valtype)) = ?(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
-    -- wf_val: `%`(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Vnn : vectype}((Vnn : vectype <: valtype)) = ?(VCONST_val(Vnn, `%`_vec_(0)))
-    -- wf_val: `%`(VCONST_val(Vnn, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(`REF.NULL_ADDR`_val)
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?()
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $default_(valtype))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{t : valtype}:
     `|-%DEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- $default_(t)}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -5821,7 +6590,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size((at : addrtype <: numtype))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -5836,33 +6604,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -5870,18 +6627,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = (numtype : numtype <: valtype)) \/ (t' = (vectype : vectype <: valtype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5891,8 +6643,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5903,9 +6653,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5916,18 +6663,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
   rule br_if{C : context, l : labelidx, `t*` : valtype*}:
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -5935,8 +6676,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- (Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0]))*{l <- `l*`}
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l'!`%`_uN.0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -5944,17 +6683,11 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_ON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -5964,10 +6697,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [($diffrt(rt_1, rt_2) : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -5977,27 +6707,19 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [(rt_2 : reftype <: valtype)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
   rule call_ref{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6006,9 +6728,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- Expand: `%~~%`(C.TYPES_context[y!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6018,9 +6737,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6030,10 +6746,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6044,10 +6757,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6060,10 +6770,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6074,9 +6781,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, THROW_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`($as_deftype(C.TAGS_context[x!`%`_uN.0]), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6084,9 +6788,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6095,8 +6796,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6105,48 +6804,30 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, `REF.FUNC`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6154,9 +6835,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6164,24 +6842,15 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6189,9 +6858,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6200,9 +6867,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6211,9 +6875,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.SET`_instr(x, i), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6221,9 +6882,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `array.new`{C : context, x : idx, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6231,18 +6889,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
   rule `array.new_fixed`{C : context, x : idx, n : n, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6250,9 +6903,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[y!`%`_uN.0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6261,9 +6911,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6271,34 +6919,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
   rule `array.set`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6307,9 +6943,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x_1!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- Expand: `%~~%`(C.TYPES_context[x_2!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6318,9 +6951,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.INIT_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- Storagetype_sub: `%|-%<:%`(C, (C.ELEMS_context[y!`%`_uN.0] : reftype <: storagetype), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6329,115 +6959,77 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
   rule `local.set`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
   rule `local.tee`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
   rule `global.get`{C : context, x : idx, t : valtype, `mut?` : mut?}:
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
   rule `global.set`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
   rule `table.get`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
   rule `table.set`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
   rule `table.size`{C : context, x : idx, at : addrtype, lim : limits, rt : reftype}:
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
   rule `table.grow`{C : context, x : idx, rt : reftype, at : addrtype, lim : limits}:
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
   rule `table.fill`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6446,9 +7038,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x_1!`%`_uN.0] = `%%%`_tabletype(at_1, lim_1, rt_1))
     -- if (C.TABLES_context[x_2!`%`_uN.0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6458,46 +7047,31 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt_1))
     -- if (C.ELEMS_context[y!`%`_uN.0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
   rule `elem.drop`{C : context, x : idx, rt : reftype}:
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.ELEMS_context[x!`%`_uN.0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
   rule `memory.grow`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
   rule `memory.fill`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -6505,9 +7079,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x_1!`%`_uN.0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if (C.MEMS_context[x_2!`%`_uN.0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -6516,27 +7087,18 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.INIT`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
   rule `data.drop`{C : context, x : idx}:
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.DATAS_context[x!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
     `%|-%:%`(C, LOAD_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -6544,9 +7106,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -6554,9 +7113,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -6564,9 +7120,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -6574,9 +7127,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -6584,9 +7134,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -6594,9 +7141,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -6604,9 +7148,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -6615,9 +7156,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -6625,9 +7163,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VSTORE_instr(V128_vectype, x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -6636,217 +7171,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if (i!`%`_uN.0 < (2 * $dim(sh!`%`_bshape.0)!`%`_dim.0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh!`%`_bshape.0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -6854,10 +7303,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instr_ok: `%|-%:%`(C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok: `%|-%:%`($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -6869,9 +7315,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -6879,9 +7322,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -6891,8 +7331,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6901,88 +7339,62 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
   rule _{t : valtype}:
     `|-%NONDEFAULTABLE`(t)
     -- if ($default_(t) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- $default_(t)}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6990,8 +7402,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     `%|-%CONST`(C, BINOP_instr((Inn : addrtype <: numtype), binop))
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr((Inn : addrtype <: numtype), binop))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7002,8 +7412,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7012,9 +7420,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7024,7 +7429,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if (x!`%`_uN.0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7034,8 +7438,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7045,8 +7447,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7055,8 +7455,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7066,8 +7464,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (rt : reftype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7076,17 +7472,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7096,8 +7486,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7106,16 +7494,12 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
     `%|-%:%`(C, ACTIVE_datamode(x, expr), OK_datatype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7124,24 +7508,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7149,9 +7525,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7162,8 +7535,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, (elemtype : reftype <: valtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7171,8 +7542,6 @@ relation Start_ok: `%|-%:OK`(context, start)
   rule _{C : context, x : idx}:
     `%|-%:OK`(C, START_start(x))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7181,8 +7550,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7190,41 +7557,26 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
   rule tag{C : context, x : idx, jt : tagtype}:
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if (C.TAGS_context[x!`%`_uN.0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if (C.MEMS_context[x!`%`_uN.0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if (C.TABLES_context[x!`%`_uN.0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype((dt : deftype <: typeuse)))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype((dt : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7232,9 +7584,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7244,17 +7593,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7266,14 +7610,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7297,7 +7639,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7324,11 +7665,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7370,81 +7713,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7474,10 +8008,16 @@ def $sx(storagetype : storagetype) : sx?
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Jnn : Jnn}((Jnn : Jnn <: lanetype)) = mk_lane__2_lane_(Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Fnn : Fnn}((Fnn : Fnn <: lanetype)) = mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -7506,7 +8046,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -7526,28 +8065,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN((i!`%`_uN.0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN((i!`%`_uN.0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7555,7 +8089,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7563,7 +8096,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7571,13 +8103,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, i_1!`%`_uN.0)) /\ (j_2 = $signed_(N, i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7605,19 +8135,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7668,116 +8194,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fneg_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -7799,9 +8486,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -7820,26 +8529,69 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), c) = mk_lane__0_lane_(numtype, c)
-    -- wf_lane_: `%%`((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lane_: `%%`((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7847,7 +8599,16 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lit_: `%%`((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(($cunpack(storagetype) : consttype <: storagetype), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -7855,7 +8616,15 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7863,103 +8632,103 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`(($cunpack((packtype : packtype <: storagetype)) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(($cunpack(storagetype) : consttype <: storagetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CLZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CTZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, POPCNT_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, M : nat, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, ABS_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEG_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, SQRT_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, CEIL_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, FLOOR_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, TRUNC_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEAREST_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, DIV_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, REM_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, AND_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, OR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, XOR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHR_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, ADD_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, SUB_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MUL_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, DIV_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MIN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MAX_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -7997,37 +8766,48 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(Inn_1, i_1)) = [$reinterpret__((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_num__0_num_(Inn_1, i_1))]
     -- if ($size((Inn_1 : addrtype <: numtype)) = $size((Fnn_2 : Fnn <: numtype)))
-    -- wf_num_: `%%`((Inn_1 : addrtype <: numtype), mk_num__0_num_(Inn_1, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(Fnn_1, f_1)) = [$reinterpret__((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_num__1_num_(Fnn_1, f_1))]
     -- if ($size((Fnn_1 : Fnn <: numtype)) = $size((Inn_2 : addrtype <: numtype)))
-    -- wf_num_: `%%`((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -8072,13 +8852,11 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else (if ($signed_(N, i!`%`_uN.0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[(i!`%`_uN.0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
@@ -8086,8 +8864,9 @@ def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   def $ivunop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})]
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
@@ -8095,6 +8874,9 @@ def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   def $fvunop_{Fnn : Fnn, M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`}
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
 
@@ -8105,8 +8887,10 @@ def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8115,8 +8899,10 @@ def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, s
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8125,6 +8911,10 @@ def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8135,6 +8925,10 @@ def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8146,6 +8940,11 @@ def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*,
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8157,6 +8956,11 @@ def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8167,8 +8971,10 @@ def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8178,8 +8984,10 @@ def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8190,8 +8998,9 @@ def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(c!`%`_uN.0)))))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((Fnn : Fnn <: numtype)), $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_uN: `%%`(1, `%`_uN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8201,8 +9010,9 @@ def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : v
   def $ivshiftop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
@@ -8210,8 +9020,9 @@ def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : i
   def $ivshiftopsx_{Jnn : Jnn, M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
@@ -8219,7 +9030,8 @@ def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   def $ivbitmaskop_{Jnn : Jnn, M : nat, v_1 : uN, c : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1) = $irev_(32, c)
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- if ($ibits_(32, c) = `%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)*{c_1 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter))*{iter <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_bit: `%`(`%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)))*{c_1 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
@@ -8231,8 +9043,10 @@ def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
@@ -8241,6 +9055,8 @@ def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : lane_*} c*{c <- `c*`} = c_1*{c_1 <- `c_1*`} ++ c_2*{c_2 <- `c_2*`}[i!`%`_uN.0]*{i <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8268,175 +9084,142 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vternop__0_vternop_(Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(Jnn_1, M_1, Jnn_2, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__2_lane_(Jnn_2, c)]
     -- let{c : iN} c = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c))
+    -- wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(Jnn_1, M_1, Fnn_2, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half?{half <- `half?`}, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))]
     -- let{c : fN} c = $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c)))
+    -- wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
@@ -8446,7 +9229,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8455,7 +9241,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8464,7 +9253,11 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -8472,31 +9265,25 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{Jnn : Jnn, M : nat, v : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i*{i <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8507,6 +9294,11 @@ def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ :
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c'_1)))*{c'_1 <- `c'_1*`}
@@ -8517,8 +9309,6 @@ def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i*{i <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax N, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = i!`%`_uN.0*{i <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1)))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2)))*{j_2 <- `j_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
@@ -8527,32 +9317,31 @@ def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn_1, M_1, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8563,8 +9352,11 @@ def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : i
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8576,22 +9368,10 @@ def $ivmul_(N : N, iN*, iN*) : iN*
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -8602,7 +9382,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -8962,7 +9744,16 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval
   def $packfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), val) = (val : val <: fieldval)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{packtype : packtype, i : uN}((packtype : packtype <: storagetype), CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i))
-    -- wf_fieldval: `%`(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $packfield_(storagetype, val))
+    -- wf_fieldval: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val
@@ -8970,7 +9761,16 @@ def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val
   def $unpackfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), ?(), (val : val <: fieldval)) = val
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{packtype : packtype, sx : sx, i : uN}((packtype : packtype <: storagetype), ?(sx), PACK_fieldval(packtype, i)) = CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i)))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $unpackfield_(storagetype, var_0, fieldval))
+    -- wf_val: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
@@ -9042,11 +9842,29 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9057,61 +9875,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9122,123 +10048,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[x!`%`_uN.0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b*{b <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r*{r <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b*{b <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si*{si <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai*{ai <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn*{exn <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst
@@ -9249,10 +10389,19 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst
     -- if (i'!`%`_uN.0 = (|r'*{r' <- `r'*`}| + n))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if ((i'!`%`_uN.0 : nat <:> int) <= (((2 ^ $size((at : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`} ++ r^n{}})
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $growtable(tableinst, nat, ref))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9262,25 +10411,29 @@ def $growmem(meminst : meminst, nat : nat) : meminst
     -- if ((i'!`%`_uN.0 : nat <:> rat) = (((|b*{b <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if (i'!`%`_uN.0 <= (2 ^ ((($size((at : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES b*{b <- `b*`}})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j?{j <- `j?`})), BYTES b*{b <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $growmem(meminst, nat))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9290,65 +10443,41 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -9357,9 +10486,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9370,31 +10496,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, (num : num <: val), (nt : numtype <: valtype))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, (vec : vec <: val), (vt : vectype <: valtype))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, (ref : ref <: val), (rt : reftype <: valtype))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -9402,16 +10519,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, (val : val <: fieldval), (t : valtype <: storagetype))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, (packval : packval <: fieldval), (pt : packtype <: storagetype))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9422,44 +10534,32 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
   rule tag{s : store, a : addr, taginst : taginst}:
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9469,290 +10569,249 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([(val : val <: instr) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_1 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_2 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if (l!`%`_uN.0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if (l!`%`_uN.0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0])])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [(val : val <: instr)])
     -- otherwise
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [(val : val <: instr) BR_instr(l)])
     -- otherwise
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`((val : val <: instr)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([(val : val <: instr) `LOCAL.TEE`_instr(x)], [(val : val <: instr) (val : val <: instr) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- otherwise
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [(ref : ref <: instr)])
     -- otherwise
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9760,224 +10819,150 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- otherwise
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- otherwise
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([(val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- otherwise
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [(ref : ref <: instr)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -9985,71 +10970,53 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if (i*{i <- `i*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1))
     -- if (!($proj_num__0(c))!`%`_uN.0 = $prod($inez_($jsizenn(Jnn), !($proj_lane__2(i)))!`%`_uN.0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vextract_lane-num`{c_1 : vec_, nt : numtype, M : M, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)))
 
@@ -10057,75 +11024,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
   rule `vextract_lane-pack`{c_1 : vec_, pt : packtype, M : M, sx : sx, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i)], [CONST_instr(I32_numtype, c_2)])
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t?{t <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -10133,16 +11092,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10151,15 +11108,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]), [(ref : ref <: instr)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -10167,29 +11122,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [(ref : ref <: instr) BR_instr(l)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -10198,8 +11147,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`(fi.TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ $default_(t)*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ $default_(t)*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -10208,305 +11156,226 @@ relation Step_read: `%~>%`(config, instr*)
   rule return_call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [RETURN_CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [($table(z, x).REFS_tableinst[!($proj_num__0(i))!`%`_uN.0] : ref <: instr)])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.FILL`_instr(x)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- otherwise
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) ($elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0] : ref <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.INIT`_instr(x, y)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c)))])
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -10514,8 +11383,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-splat-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -10524,8 +11392,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0)))
 
@@ -10533,8 +11402,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-zero-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -10542,15 +11410,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -10559,8 +11427,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0)))
 
@@ -10569,116 +11439,75 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.FILL`_instr(x)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
     -- otherwise
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.INIT`_instr(x, y)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0])])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -10686,16 +11515,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -10703,37 +11529,31 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
     `%~>%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]), (val : val <: instr)*{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if ($default_($unpack(zt)) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- $default_($unpack(zt))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [($unpackfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], sx?{sx <- `sx?`}, $structinst(z)[a].FIELDS_structinst[i!`%`_uN.0]) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10741,33 +11561,28 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]), (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($default_($unpack(zt)) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- $default_($unpack(zt))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-oob`{z : state, i : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), (ref : ref <: instr)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[!($proj_num__0(i))!`%`_uN.0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + ((((n * $zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10775,107 +11590,81 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), $const($cunpack(zt), $cunpacknum_(zt, c))^n{c <- `c*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, ((($zsize(zt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[!($proj_num__0(i))!`%`_uN.0 : ((((n * $zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, ((($zsize(zt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [($unpackfield_(zt, sx?{sx <- `sx?`}, $arrayinst(z)[a].FIELDS_arrayinst[!($proj_num__0(i))!`%`_uN.0]) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
@@ -10883,17 +11672,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- otherwise
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0) /\ (sx?{sx <- `sx?`} = $sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10902,81 +11680,53 @@ relation Step_read: `%~>%`(config, instr*)
     -- otherwise
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if (sx?{sx <- `sx?`} = $sx(zt_2))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (ref : ref <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
     -- otherwise
     -- if (ref = $elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * $zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10984,7 +11734,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -10992,15 +11741,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- otherwise
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0 : ((($zsize(zt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + ((($zsize(zt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11012,23 +11754,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11036,8 +11773,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11045,8 +11780,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11054,8 +11787,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -11065,104 +11796,88 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($as_deftype($tag(z, x).TYPE_taginst), `FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- if (a = |$exninst(z)|)
     -- if (exn = {TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if (ti = $growtable($table(z, x), n, ref))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`($growtable($table(z, x), n, ref))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -11170,28 +11885,23 @@ relation Step: `%~>%`(config, config)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))}
     -- wf_uN: `%%`(N, `%`_uN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
   rule `memory.grow-succeed`{z : state, at : addrtype, n : n, x : idx, mi : meminst}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if (mi = $growmem($mem(z, x), n))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`($growmem($mem(z, x), n))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -11199,23 +11909,18 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (a = |$structinst(z)|)
     -- if (si = {TYPE $type(z, x), FIELDS $packfield_(zt, val)^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS $packfield_(zt, val)^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config($with_struct(z, a, i!`%`_uN.0, $packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val)), []))
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, i!`%`_uN.0, $packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val)), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -11223,30 +11928,24 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]), `%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS $packfield_(zt, val)^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS $packfield_(zt, val)^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, $packfield_(zt, val)), []))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, $packfield_(zt, val)), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -11258,7 +11957,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -11266,8 +11964,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11300,9 +11998,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11314,6 +12021,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'*{tagtype' <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'*{ja' <- `ja'*`}) = $alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11321,9 +12044,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11335,6 +12068,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'*{globaltype' <- `globaltype'*`}, [val] ++ val'*{val' <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'*{ga' <- `ga'*`}) = $allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11342,9 +12092,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11356,6 +12115,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'*{memtype' <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'*{ma' <- `ma'*`}) = $allocmems(s_1, memtype'*{memtype' <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'*{memtype' <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11363,9 +12138,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11377,6 +12162,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'*{tabletype' <- `tabletype'*`}, [ref] ++ ref'*{ref' <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'*{ta' <- `ta'*`}) = $alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11384,9 +12186,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11398,6 +12210,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'*{dt' <- `dt'*`}, [funccode] ++ funccode'*{funccode' <- `funccode'*`}, [moduleinst] ++ moduleinst'*{moduleinst' <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'*{fa' <- `fa'*`}) = $allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11405,9 +12234,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte*{byte <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte*{byte <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte*{byte <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11419,6 +12257,22 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'*{ok' <- `ok'*`}, [b*{b <- `b*`}] ++ b'*{b' <- `b'*`}*{`b'*` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
     -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b*{b <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'*{da' <- `da'*`}) = $allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b*{b <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11426,9 +12280,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref*{ref <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref*{ref <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref*{ref <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11440,31 +12304,63 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'*{rt' <- `rt'*`}, [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref*{ref <- `ref*`})
     -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'*{ea' <- `ea'*`}) = $allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref*{ref <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export*{export <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11493,8 +12389,19 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- if ((s_7, fa*{fa <- `fa*`}) = $allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}))
     -- if (xi*{xi <- `xi*`} = $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`}))
     -- if (moduleinst = {TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tagtype <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tagtype <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{globaltype <- `globaltype*`}, val_G*{val_G <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{globaltype <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{memtype <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{memtype <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tabletype <- `tabletype*`}, ref_T*{ref_T <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tabletype <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data*{data <- `data*`}|{}, byte*{byte <- `byte*`}*{`byte*` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{elemtype <- `elemtype*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{elemtype <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter))*{iter <- $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`})}
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_tag: `%`(TAG_tag(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -11506,16 +12413,36 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- wf_moduleinst: `%`({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_moduleinst: `%`({TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b^n{b <- `b*`}, PASSIVE_datamode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b^n{b <- `b*`}, ACTIVE_datamode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -11523,13 +12450,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, ACTIVE_elemmode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -11542,8 +12474,24 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'*{expr' <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [(ref : ref <: val)])
     -- let{z'' : state, `ref'*` : ref*} (z'', ref'*{ref' <- `ref'*`}) = $evalexprs(z', expr'*{expr' <- `expr'*`})
-    -- wf_ref: `%`(ref)
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'*{expr' <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr'*{expr' <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11557,6 +12505,25 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr*{expr <- `expr*`}] ++ expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
     -- let{`ref*` : ref*, z' : state} (z', ref*{ref <- `ref*`}) = $evalexprs(z, expr*{expr <- `expr*`})
     -- let{z'' : state, `ref'**` : ref**} (z'', ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr*{expr <- `expr*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z, expr*{expr <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11572,12 +12539,30 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
     -- let{z'' : state, `val'*` : val*} (z'', val'*{val' <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`})
-    -- wf_val: `%`(val)
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11601,7 +12586,18 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- let{`instr_E*` : instr*} instr_E*{instr_E <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})
     -- let{`instr_S?` : instr?} instr_S?{instr_S <- `instr_S?`} = CALL_instr(x)?{x <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T*{expr_T <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr_T*{expr_T <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])^(i_D<|data*{data <- `data*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])}^(i_D<|data*{data <- `data*`}|){}
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])}^(i_E<|elem*{elem <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -11616,15 +12612,34 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- (wf_uN: `%%`(32, `%`_uN(i_E)))^(i_E<|elem*{elem <- `elem*`}|){}
     -- (wf_instr: `%`(CALL_instr(x)))?{x <- `x?`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val*{val <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))])
     -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Val_ok: `%|-%:%`(s, val, t_1))*{t_1 <- `t_1*`, val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))]))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
 
@@ -11643,6 +12658,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -11687,11 +12710,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'*{I' <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -11709,7 +12744,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -11824,6 +12869,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -11837,6 +12895,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -11850,6 +12921,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -11863,6 +12947,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -11876,6 +12973,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -11889,6 +12999,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -11902,6 +13025,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -11915,6 +13051,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -11928,6 +13077,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -11938,11 +13100,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'*{decl' <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl*{decl <- `decl*`}) = true
     -- if ($importsd(decl*{decl <- `decl*`}) = [])
+    -- (wf_import: `%`(iter))*{iter <- $importsd(decl*{decl <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl_1*` : decl*, import : import, `decl_2*` : decl*}(decl_1*{decl_1 <- `decl_1*`} ++ [(import : import <: decl)] ++ decl_2*{decl_2 <- `decl_2*`}) = (((((($importsd(decl_1*{decl_1 <- `decl_1*`}) = []) /\ ($tagsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($memsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1*{decl_1 <- `decl_1*`}) = []))
 
@@ -11966,7 +13142,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt : reftype <: valtype)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt' : reftype <: valtype)])))?{rt' <- `rt'?`}
     -- (if (x!`%`_uN.0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype((rt : reftype <: valtype)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift((rt' : reftype <: valtype)?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -11980,23 +13155,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -12005,8 +13173,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12015,9 +13181,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -12035,9 +13199,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- (Exportinst_ok: `%|-%:OK`(s, exportinst))*{exportinst <- `exportinst*`}
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -12052,10 +13213,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     `%|-%:%`(s, {LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst}, C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -12066,29 +13223,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, (ref : ref <: instr), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -12098,30 +13244,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -12129,9 +13264,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -12139,11 +13271,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instr_ok2: `%;%|-%:%`(s, C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok2: `%;%|-%:%`(s, $with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -12155,10 +13283,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -12166,10 +13290,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -12178,9 +13298,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -12190,8 +13307,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12201,10 +13316,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -12213,10 +13326,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -12226,10 +13337,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -12240,9 +13349,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE (func : func <: funccode)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12252,8 +13359,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12263,8 +13368,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12275,8 +13378,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- if ((dt : deftype <: typeuse) = s.TAGS_store[ta].TYPE_taginst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12289,9 +13390,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -12299,8 +13397,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.STRUCT_ADDR`_fieldval(a), s, s.STRUCTS_store[a].FIELDS_structinst[i])
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -12308,21 +13404,15 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
   rule `ref.array`{a : addr, s : store, i : nat, zt : storagetype}:
     `%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, s.ARRAYS_store[a].FIELDS_arrayinst[i])
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
   rule `ref.exn`{a : addr, s : store, i : nat}:
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, (s.EXNS_store[a].FIELDS_exninst[i] : val <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, (ref : ref <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12340,9 +13430,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -12363,7 +13450,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -12379,7 +13465,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -12387,8 +13472,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -12397,8 +13480,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -12407,15 +13488,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -12423,8 +13501,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -12432,8 +13508,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -12442,8 +13516,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12453,8 +13525,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12462,7 +13532,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -12479,8 +13548,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (Extend_structinst: `%<=%`(s.STRUCTS_store[a], s'.STRUCTS_store[a]))^(a<|s.STRUCTS_store|){}
     -- (Extend_arrayinst: `%<=%`(s.ARRAYS_store[a], s'.ARRAYS_store[a]))^(a<|s.ARRAYS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -12489,8 +13556,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -12501,7 +13566,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -12562,17 +13626,11 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -12580,8 +13638,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -12591,27 +13647,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -12637,6 +13692,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -12648,6 +13712,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'*{X' <- `X'*`}, [Y] ++ Y'*{Y' <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'*{a' <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/05-totalize.il b/spectec/test-middlend/specification.exp/05-totalize.il
index fd5fdff77a..f5a391a8fb 100644
--- a/spectec/test-middlend/specification.exp/05-totalize.il
+++ b/spectec/test-middlend/specification.exp/05-totalize.il
@@ -314,19 +314,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -377,23 +398,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 2048))
     -- if (ch!`%`_char.0 = (((2 ^ 6) * (((b_1!`%`_byte.0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 55296)) \/ ((57344 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 65536)))
     -- if (ch!`%`_char.0 = ((((2 ^ 12) * (((b_1!`%`_byte.0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 69632))
     -- if (ch!`%`_char.0 = (((((2 ^ 18) * (((b_1!`%`_byte.0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -582,10 +607,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -593,70 +626,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'*{free' <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -671,6 +796,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1035,73 +1169,157 @@ syntax Cnn =
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1410,7 +1628,15 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack{valtype : valtype}((valtype : valtype <: storagetype)) = valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack{packtype : packtype}((packtype : packtype <: storagetype)) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1448,10 +1674,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1489,6 +1723,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1502,6 +1749,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1515,6 +1775,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1541,6 +1814,21 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1550,11 +1838,27 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv*{tv <- `tv*`}, [tu_1] ++ tu*{tu <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1593,7 +1897,6 @@ def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
   def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null?{null <- `null?`}, ht), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
@@ -1605,7 +1908,6 @@ def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   def $subst_valtype{rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}((rt : reftype <: valtype), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ($subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) : reftype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
   def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
@@ -1618,31 +1920,28 @@ def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storaget
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
   def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut?{mut <- `mut?`}, zt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
   def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
   def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
   def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final?{final <- `final?`}, tu'*{tu' <- `tu'*`}, ct), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
   def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st*{st <- `st*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
@@ -1650,6 +1949,98 @@ def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1664,97 +2055,204 @@ def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut?{mut <- `mut?`}, t), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1*{xt_1 <- `xt_1*`}, xt_2*{xt_2 <- `xt_2*`}), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu^n{tu <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu^n{tu <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu^n{tu <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu^n{tu <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu^n{tu <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu^n{tu <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu^n{tu <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu^n{tu <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu^n{tu <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1772,21 +2270,18 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx((x!`%`_uN.0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
     -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
@@ -1794,23 +2289,52 @@ def $unrolldt(deftype : deftype) : subtype
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
     -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})) = $unrollrt(rectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -1819,11 +2343,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype{packtype : packtype}((packtype : packtype <: lanetype)) = $free_packtype(packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -1832,11 +2371,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype{vectype : vectype}((vectype : vectype <: consttype)) = $free_vectype(vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -1844,7 +2398,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1878,7 +2440,6 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{reftype : reftype}((reftype : reftype <: valtype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
@@ -1922,37 +2483,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{deftype : deftype}((deftype : deftype <: typeuse)) = $free_deftype(deftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut?{mut <- `mut?`}, valtype)) = $free_valtype(valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1966,11 +2679,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1*{externtype_1 <- `externtype_1*`}, externtype_2*{externtype_2 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2477,7 +3208,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4221,22 +4960,45 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{numtype : numtype, c : num_}((numtype : numtype <: consttype), mk_lit__0_lit_(numtype, c)) = CONST_instr(numtype, c)
-    -- wf_instr: `%`(CONST_instr(numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{vectype : vectype, c : uN}((vectype : vectype <: consttype), mk_lit__1_lit_(vectype, c)) = VCONST_instr(vectype, c)
-    -- wf_instr: `%`(VCONST_instr(vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`((consttype : consttype <: storagetype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4244,6 +5006,15 @@ def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4255,6 +5026,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4266,7 +5046,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'*{labelidx' <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'*{labelidx' <- `labelidx'*`}) = [`%`_labelidx((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4276,13 +5055,10 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
   def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype*{valtype <- `valtype*`}?{`valtype*` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
@@ -4313,7 +5089,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4324,7 +5099,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4387,13 +5161,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4402,10 +5173,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4430,7 +5199,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4441,10 +5209,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4501,6 +5267,30 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr*{instr <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr)*{instr <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr)*{instr <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr)))*{instr <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4508,6 +5298,15 @@ def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_expr{`instr*` : instr*}(instr*{instr <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
   | ACTIVE(tableidx : tableidx, expr : expr)
@@ -4698,85 +5497,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local*{local <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte*{byte <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr*{expr <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -4862,6 +5792,21 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -4877,6 +5822,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -4895,25 +5850,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -4924,21 +5897,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -4946,6 +5916,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -4953,7 +5924,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -4971,6 +5941,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -4979,20 +5959,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, (absheaptype : absheaptype <: heaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, (typeuse : typeuse <: heaptype))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5000,8 +5975,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5009,26 +5982,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, (numtype : numtype <: valtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, (vectype : vectype <: valtype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, (reftype : reftype <: valtype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5036,22 +6003,17 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
   rule typeidx{C : context, typeidx : typeidx, dt : deftype}:
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if (C.TYPES_context[typeidx!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, (deftype : deftype <: typeuse))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5059,8 +6021,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5068,8 +6028,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5077,14 +6035,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, (valtype : valtype <: storagetype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, (packtype : packtype <: storagetype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5092,23 +6047,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5121,8 +6070,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, (typeuse : typeuse <: heaptype)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, (typeuse : typeuse <: heaptype))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5130,16 +6078,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5149,7 +6093,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5158,26 +6101,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
   rule struct{C : context, `ft_1*` : fieldtype*, `ft'_1*` : fieldtype*, `ft_2*` : fieldtype*}:
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5185,14 +6119,13 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- Heaptype_sub: `%|-%<:%`(C, (typeuse*{typeuse <- `typeuse*`}[i] : typeuse <: heaptype), (deftype_2 : deftype <: heaptype))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5200,8 +6133,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5209,118 +6140,79 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, (deftype_1 : deftype <: heaptype), (deftype_2 : deftype <: heaptype))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
   rule `rec-array`{C : context, i : n, `final?` : final?, fieldtype : fieldtype}:
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
   rule `rec-func`{C : context, i : n, `final?` : final?, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
   rule `rec-sub`{C : context, i : n, `typeuse*` : typeuse*, j : nat, `final?` : final?, ct : comptype}:
     `%|-%<:%`(C, REC_heaptype(i), (typeuse*{typeuse <- `typeuse*`}[j] : typeuse <: heaptype))
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5328,9 +6220,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5339,9 +6228,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5350,9 +6236,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5361,18 +6244,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5380,17 +6257,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5398,28 +6269,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, (numtype_1 : numtype <: valtype), (numtype_2 : numtype <: valtype))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, (vectype_1 : vectype <: valtype), (vectype_2 : vectype <: valtype))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, (reftype_1 : reftype <: valtype), (reftype_2 : reftype <: valtype))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5427,9 +6290,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
   rule _{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5437,15 +6297,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, (valtype_1 : valtype <: storagetype), (valtype_2 : valtype <: storagetype))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, (packtype_1 : packtype <: storagetype), (packtype_2 : packtype <: storagetype))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5453,18 +6309,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5473,8 +6323,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5484,9 +6332,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5494,16 +6340,11 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`((deftype : deftype <: typeuse), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5526,9 +6367,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[x!`%`_uN.0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[x!`%`_uN.0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5539,17 +6378,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
 }
@@ -5561,8 +6395,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5571,8 +6403,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5581,8 +6411,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5590,8 +6418,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size((addrtype : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5600,8 +6426,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size((addrtype : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5609,37 +6433,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5651,10 +6465,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
     -- if (x*{x <- `x*`} = $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5664,17 +6476,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -5683,7 +6489,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, (deftype_1 : deftype <: typeuse), (deftype_2 : deftype <: typeuse))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -5691,18 +6496,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -5710,9 +6509,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -5722,9 +6518,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -5732,41 +6525,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype((deftype_1 : deftype <: typeuse)), FUNC_externtype((deftype_2 : deftype <: typeuse)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype((deftype_1 : deftype <: typeuse)))
-    -- wf_externtype: `%`(FUNC_externtype((deftype_2 : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -5774,17 +6552,11 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5794,8 +6566,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5803,50 +6573,49 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_REF_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Inn : addrtype}((Inn : addrtype <: valtype)) = ?(?(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Fnn : Fnn}((Fnn : Fnn <: valtype)) = ?(?(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))))
-    -- wf_val: `%`(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Vnn : vectype}((Vnn : vectype <: valtype)) = ?(?(VCONST_val(Vnn, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(Vnn, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{t : valtype}:
     `|-%DEFAULTABLE`(t)
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -5855,7 +6624,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size((at : addrtype <: numtype))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -5870,33 +6638,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -5904,18 +6661,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = (numtype : numtype <: valtype)) \/ (t' = (vectype : vectype <: valtype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5925,8 +6677,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5937,9 +6687,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5950,18 +6697,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
   rule br_if{C : context, l : labelidx, `t*` : valtype*}:
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -5969,8 +6710,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- (Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0]))*{l <- `l*`}
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l'!`%`_uN.0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -5978,17 +6717,11 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_ON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -5998,10 +6731,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [($diffrt(rt_1, rt_2) : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6011,27 +6741,19 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [(rt_2 : reftype <: valtype)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
   rule call_ref{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6040,9 +6762,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- Expand: `%~~%`(C.TYPES_context[y!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6052,9 +6771,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6064,10 +6780,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6078,10 +6791,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6094,10 +6804,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6108,9 +6815,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, THROW_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6118,9 +6822,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6129,8 +6830,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6139,48 +6838,30 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, `REF.FUNC`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6188,9 +6869,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6198,24 +6876,15 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6223,9 +6892,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6234,9 +6901,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6245,9 +6909,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.SET`_instr(x, i), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6255,9 +6916,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `array.new`{C : context, x : idx, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6265,18 +6923,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
   rule `array.new_fixed`{C : context, x : idx, n : n, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6284,9 +6937,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[y!`%`_uN.0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6295,9 +6945,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6305,34 +6953,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
   rule `array.set`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6341,9 +6977,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x_1!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- Expand: `%~~%`(C.TYPES_context[x_2!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6352,9 +6985,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.INIT_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- Storagetype_sub: `%|-%<:%`(C, (C.ELEMS_context[y!`%`_uN.0] : reftype <: storagetype), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6363,115 +6993,77 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
   rule `local.set`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
   rule `local.tee`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
   rule `global.get`{C : context, x : idx, t : valtype, `mut?` : mut?}:
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
   rule `global.set`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
   rule `table.get`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
   rule `table.set`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
   rule `table.size`{C : context, x : idx, at : addrtype, lim : limits, rt : reftype}:
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
   rule `table.grow`{C : context, x : idx, rt : reftype, at : addrtype, lim : limits}:
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
   rule `table.fill`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6480,9 +7072,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x_1!`%`_uN.0] = `%%%`_tabletype(at_1, lim_1, rt_1))
     -- if (C.TABLES_context[x_2!`%`_uN.0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6492,46 +7081,31 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt_1))
     -- if (C.ELEMS_context[y!`%`_uN.0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
   rule `elem.drop`{C : context, x : idx, rt : reftype}:
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.ELEMS_context[x!`%`_uN.0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
   rule `memory.grow`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
   rule `memory.fill`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -6539,9 +7113,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x_1!`%`_uN.0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if (C.MEMS_context[x_2!`%`_uN.0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -6550,27 +7121,18 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.INIT`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
   rule `data.drop`{C : context, x : idx}:
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.DATAS_context[x!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
     `%|-%:%`(C, LOAD_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -6578,9 +7140,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -6588,9 +7147,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -6598,9 +7154,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -6608,9 +7161,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -6618,9 +7168,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -6628,9 +7175,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -6638,9 +7182,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -6649,9 +7190,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -6659,9 +7197,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VSTORE_instr(V128_vectype, x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -6670,217 +7205,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if (i!`%`_uN.0 < (2 * $dim(sh!`%`_bshape.0)!`%`_dim.0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh!`%`_bshape.0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -6888,10 +7337,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instr_ok: `%|-%:%`(C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -6903,9 +7349,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -6913,9 +7356,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -6925,8 +7365,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6935,88 +7373,62 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
   rule _{t : valtype}:
     `|-%NONDEFAULTABLE`(t)
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7024,8 +7436,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     `%|-%CONST`(C, BINOP_instr((Inn : addrtype <: numtype), binop))
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr((Inn : addrtype <: numtype), binop))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7036,8 +7446,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7046,9 +7454,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7058,7 +7463,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if (x!`%`_uN.0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7068,8 +7472,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7079,8 +7481,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7089,8 +7489,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7100,8 +7498,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (rt : reftype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7110,17 +7506,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7130,8 +7520,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7140,16 +7528,12 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
     `%|-%:%`(C, ACTIVE_datamode(x, expr), OK_datatype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7158,24 +7542,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7183,9 +7559,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7196,8 +7569,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, (elemtype : reftype <: valtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7205,8 +7576,6 @@ relation Start_ok: `%|-%:OK`(context, start)
   rule _{C : context, x : idx}:
     `%|-%:OK`(C, START_start(x))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7215,8 +7584,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7224,41 +7591,26 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
   rule tag{C : context, x : idx, jt : tagtype}:
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if (C.TAGS_context[x!`%`_uN.0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if (C.MEMS_context[x!`%`_uN.0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if (C.TABLES_context[x!`%`_uN.0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype((dt : deftype <: typeuse)))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype((dt : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7266,9 +7618,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7278,17 +7627,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7300,14 +7644,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7331,7 +7673,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7358,11 +7699,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7404,81 +7747,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7510,10 +8044,16 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Jnn : Jnn}((Jnn : Jnn <: lanetype)) = mk_lane__2_lane_(Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Fnn : Fnn}((Fnn : Fnn <: lanetype)) = mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -7542,7 +8082,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -7562,28 +8101,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN((i!`%`_uN.0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN((i!`%`_uN.0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7591,7 +8125,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7599,7 +8132,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7607,13 +8139,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, i_1!`%`_uN.0)) /\ (j_2 = $signed_(N, i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7641,19 +8171,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7704,116 +8230,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fneg_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -7835,9 +8522,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -7856,26 +8565,69 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), c) = mk_lane__0_lane_(numtype, c)
-    -- wf_lane_: `%%`((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lane_: `%%`((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7883,7 +8635,16 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lit_: `%%`((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -7891,7 +8652,15 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7899,103 +8668,103 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`((!($cunpack((packtype : packtype <: storagetype))) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CLZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CTZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, POPCNT_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, M : nat, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, ABS_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEG_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, SQRT_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, CEIL_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, FLOOR_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, TRUNC_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEAREST_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, DIV_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, REM_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, AND_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, OR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, XOR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHR_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, ADD_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, SUB_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MUL_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, DIV_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MIN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MAX_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8033,37 +8802,48 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(Inn_1, i_1)) = [$reinterpret__((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_num__0_num_(Inn_1, i_1))]
     -- if ($size((Inn_1 : addrtype <: numtype)) = $size((Fnn_2 : Fnn <: numtype)))
-    -- wf_num_: `%%`((Inn_1 : addrtype <: numtype), mk_num__0_num_(Inn_1, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(Fnn_1, f_1)) = [$reinterpret__((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_num__1_num_(Fnn_1, f_1))]
     -- if ($size((Fnn_1 : Fnn <: numtype)) = $size((Inn_2 : addrtype <: numtype)))
-    -- wf_num_: `%%`((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -8108,13 +8888,11 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else (if ($signed_(N, i!`%`_uN.0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[(i!`%`_uN.0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
@@ -8122,8 +8900,9 @@ def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   def $ivunop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})]
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
@@ -8131,6 +8910,9 @@ def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   def $fvunop_{Fnn : Fnn, M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`}
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
 
@@ -8141,8 +8923,10 @@ def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8151,8 +8935,10 @@ def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, s
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8161,6 +8947,10 @@ def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8171,6 +8961,10 @@ def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8182,6 +8976,11 @@ def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*,
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8193,6 +8992,11 @@ def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8203,8 +9007,10 @@ def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8214,8 +9020,10 @@ def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8226,8 +9034,9 @@ def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(c!`%`_uN.0)))))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((Fnn : Fnn <: numtype)), $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_uN: `%%`(1, `%`_uN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8237,8 +9046,9 @@ def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : v
   def $ivshiftop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
@@ -8246,8 +9056,9 @@ def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : i
   def $ivshiftopsx_{Jnn : Jnn, M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
@@ -8255,7 +9066,8 @@ def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   def $ivbitmaskop_{Jnn : Jnn, M : nat, v_1 : uN, c : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1) = $irev_(32, c)
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- if ($ibits_(32, c) = `%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)*{c_1 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter))*{iter <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_bit: `%`(`%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)))*{c_1 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
@@ -8267,8 +9079,10 @@ def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
@@ -8277,6 +9091,8 @@ def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : lane_*} c*{c <- `c*`} = c_1*{c_1 <- `c_1*`} ++ c_2*{c_2 <- `c_2*`}[i!`%`_uN.0]*{i <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8304,175 +9120,142 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vternop__0_vternop_(Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(Jnn_1, M_1, Jnn_2, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__2_lane_(Jnn_2, c)]
     -- let{c : iN} c = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c))
+    -- wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(Jnn_1, M_1, Fnn_2, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half?{half <- `half?`}, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))]
     -- let{c : fN} c = $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c)))
+    -- wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
@@ -8482,7 +9265,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8491,7 +9277,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8500,7 +9289,11 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -8508,31 +9301,25 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{Jnn : Jnn, M : nat, v : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i*{i <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8543,6 +9330,11 @@ def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ :
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c'_1)))*{c'_1 <- `c'_1*`}
@@ -8553,8 +9345,6 @@ def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i*{i <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax N, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = i!`%`_uN.0*{i <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1)))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2)))*{j_2 <- `j_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
@@ -8563,32 +9353,31 @@ def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn_1, M_1, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8599,8 +9388,11 @@ def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : i
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8612,22 +9404,10 @@ def $ivmul_(N : N, iN*, iN*) : iN*
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -8638,7 +9418,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -8998,20 +9780,38 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), val) = ?((val : val <: fieldval))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{packtype : packtype, i : uN}((packtype : packtype <: storagetype), CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), ?(), (val : val <: fieldval)) = ?(val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{packtype : packtype, sx : sx, i : uN}((packtype : packtype <: storagetype), ?(sx), PACK_fieldval(packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -9082,11 +9882,29 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9097,61 +9915,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9162,123 +10088,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[x!`%`_uN.0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b*{b <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r*{r <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b*{b <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si*{si <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai*{ai <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn*{exn <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -9289,12 +10429,21 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if (i'!`%`_uN.0 = (|r'*{r' <- `r'*`}| + n))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if ((i'!`%`_uN.0 : nat <:> int) <= (((2 ^ $size((at : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9304,27 +10453,31 @@ def $growmem(meminst : meminst, nat : nat) : meminst?
     -- if ((i'!`%`_uN.0 : nat <:> rat) = (((|b*{b <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if (i'!`%`_uN.0 <= (2 ^ ((($size((at : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES b*{b <- `b*`}})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j?{j <- `j?`})), BYTES b*{b <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9334,65 +10487,41 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -9401,9 +10530,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9414,31 +10540,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, (num : num <: val), (nt : numtype <: valtype))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, (vec : vec <: val), (vt : vectype <: valtype))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, (ref : ref <: val), (rt : reftype <: valtype))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -9446,16 +10563,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, (val : val <: fieldval), (t : valtype <: storagetype))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, (packval : packval <: fieldval), (pt : packtype <: storagetype))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9466,44 +10578,32 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
   rule tag{s : store, a : addr, taginst : taginst}:
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9513,290 +10613,249 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([(val : val <: instr) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_1 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_2 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if (l!`%`_uN.0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if (l!`%`_uN.0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0])])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [(val : val <: instr)])
     -- otherwise
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [(val : val <: instr) BR_instr(l)])
     -- otherwise
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`((val : val <: instr)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([(val : val <: instr) `LOCAL.TEE`_instr(x)], [(val : val <: instr) (val : val <: instr) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- otherwise
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [(ref : ref <: instr)])
     -- otherwise
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9804,224 +10863,150 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- otherwise
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- otherwise
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([(val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- otherwise
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [(ref : ref <: instr)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -10029,71 +11014,53 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if (i*{i <- `i*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1))
     -- if (!($proj_num__0(c))!`%`_uN.0 = $prod($inez_($jsizenn(Jnn), !($proj_lane__2(i)))!`%`_uN.0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vextract_lane-num`{c_1 : vec_, nt : numtype, M : M, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)))
 
@@ -10101,75 +11068,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
   rule `vextract_lane-pack`{c_1 : vec_, pt : packtype, M : M, sx : sx, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i)], [CONST_instr(I32_numtype, c_2)])
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t?{t <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -10177,16 +11136,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10195,15 +11152,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]), [(ref : ref <: instr)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -10211,29 +11166,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [(ref : ref <: instr) BR_instr(l)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -10242,8 +11191,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`(fi.TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -10252,305 +11200,226 @@ relation Step_read: `%~>%`(config, instr*)
   rule return_call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [RETURN_CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [($table(z, x).REFS_tableinst[!($proj_num__0(i))!`%`_uN.0] : ref <: instr)])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.FILL`_instr(x)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- otherwise
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) ($elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0] : ref <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.INIT`_instr(x, y)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c)))])
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -10558,8 +11427,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-splat-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -10568,8 +11436,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0)))
 
@@ -10577,8 +11446,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-zero-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -10586,15 +11454,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -10603,8 +11471,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0)))
 
@@ -10613,116 +11483,75 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.FILL`_instr(x)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
     -- otherwise
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.INIT`_instr(x, y)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0])])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -10730,16 +11559,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -10747,37 +11573,31 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
     `%~>%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]), (val : val <: instr)*{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [(!($unpackfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], sx?{sx <- `sx?`}, $structinst(z)[a].FIELDS_structinst[i!`%`_uN.0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10785,33 +11605,28 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]), (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-oob`{z : state, i : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), (ref : ref <: instr)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[!($proj_num__0(i))!`%`_uN.0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10819,107 +11634,81 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), $const(!($cunpack(zt)), $cunpacknum_(zt, c))^n{c <- `c*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[!($proj_num__0(i))!`%`_uN.0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [(!($unpackfield_(zt, sx?{sx <- `sx?`}, $arrayinst(z)[a].FIELDS_arrayinst[!($proj_num__0(i))!`%`_uN.0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
     -- otherwise
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
@@ -10927,17 +11716,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- otherwise
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10946,81 +11724,53 @@ relation Step_read: `%~>%`(config, instr*)
     -- otherwise
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (ref : ref <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
     -- otherwise
     -- if (ref = $elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11028,7 +11778,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- otherwise
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -11036,15 +11785,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- otherwise
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11056,23 +11798,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11080,8 +11817,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11089,8 +11824,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11098,8 +11831,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -11109,104 +11840,88 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`(!($as_deftype($tag(z, x).TYPE_taginst)), `FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- if (a = |$exninst(z)|)
     -- if (exn = {TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -11214,28 +11929,23 @@ relation Step: `%~>%`(config, config)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))}
     -- wf_uN: `%%`(N, `%`_uN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
   rule `memory.grow-succeed`{z : state, at : addrtype, n : n, x : idx, mi : meminst}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -11243,23 +11953,18 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (a = |$structinst(z)|)
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config($with_struct(z, a, i!`%`_uN.0, !($packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val))), []))
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, i!`%`_uN.0, !($packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -11267,30 +11972,24 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]), `%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, !($packfield_(zt, val))), []))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -11302,7 +12001,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -11310,8 +12008,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11344,9 +12042,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11358,6 +12065,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'*{tagtype' <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'*{ja' <- `ja'*`}) = $alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11365,9 +12088,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11379,6 +12112,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'*{globaltype' <- `globaltype'*`}, [val] ++ val'*{val' <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'*{ga' <- `ga'*`}) = $allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11386,9 +12136,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11400,6 +12159,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'*{memtype' <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'*{ma' <- `ma'*`}) = $allocmems(s_1, memtype'*{memtype' <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'*{memtype' <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11407,9 +12182,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11421,6 +12206,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'*{tabletype' <- `tabletype'*`}, [ref] ++ ref'*{ref' <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'*{ta' <- `ta'*`}) = $alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11428,9 +12230,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11442,6 +12254,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'*{dt' <- `dt'*`}, [funccode] ++ funccode'*{funccode' <- `funccode'*`}, [moduleinst] ++ moduleinst'*{moduleinst' <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'*{fa' <- `fa'*`}) = $allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11449,9 +12278,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte*{byte <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte*{byte <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte*{byte <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11463,6 +12301,22 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'*{ok' <- `ok'*`}, [b*{b <- `b*`}] ++ b'*{b' <- `b'*`}*{`b'*` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
     -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b*{b <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'*{da' <- `da'*`}) = $allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b*{b <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11470,9 +12324,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref*{ref <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref*{ref <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref*{ref <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11484,31 +12348,63 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'*{rt' <- `rt'*`}, [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref*{ref <- `ref*`})
     -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'*{ea' <- `ea'*`}) = $allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref*{ref <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export*{export <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11537,8 +12433,19 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- if ((s_7, fa*{fa <- `fa*`}) = $allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}))
     -- if (xi*{xi <- `xi*`} = $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`}))
     -- if (moduleinst = {TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tagtype <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tagtype <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{globaltype <- `globaltype*`}, val_G*{val_G <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{globaltype <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{memtype <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{memtype <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tabletype <- `tabletype*`}, ref_T*{ref_T <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tabletype <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data*{data <- `data*`}|{}, byte*{byte <- `byte*`}*{`byte*` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{elemtype <- `elemtype*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{elemtype <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter))*{iter <- $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`})}
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_tag: `%`(TAG_tag(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -11550,16 +12457,36 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- wf_moduleinst: `%`({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_moduleinst: `%`({TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b^n{b <- `b*`}, PASSIVE_datamode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b^n{b <- `b*`}, ACTIVE_datamode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -11567,13 +12494,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, ACTIVE_elemmode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -11586,8 +12518,24 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'*{expr' <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [(ref : ref <: val)])
     -- let{z'' : state, `ref'*` : ref*} (z'', ref'*{ref' <- `ref'*`}) = $evalexprs(z', expr'*{expr' <- `expr'*`})
-    -- wf_ref: `%`(ref)
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'*{expr' <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr'*{expr' <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11601,6 +12549,25 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr*{expr <- `expr*`}] ++ expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
     -- let{`ref*` : ref*, z' : state} (z', ref*{ref <- `ref*`}) = $evalexprs(z, expr*{expr <- `expr*`})
     -- let{z'' : state, `ref'**` : ref**} (z'', ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr*{expr <- `expr*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z, expr*{expr <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11616,12 +12583,30 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
     -- let{z'' : state, `val'*` : val*} (z'', val'*{val' <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`})
-    -- wf_val: `%`(val)
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11645,7 +12630,18 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- let{`instr_E*` : instr*} instr_E*{instr_E <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})
     -- let{`instr_S?` : instr?} instr_S?{instr_S <- `instr_S?`} = CALL_instr(x)?{x <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T*{expr_T <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr_T*{expr_T <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])^(i_D<|data*{data <- `data*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])}^(i_D<|data*{data <- `data*`}|){}
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])}^(i_E<|elem*{elem <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -11660,15 +12656,34 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- (wf_uN: `%%`(32, `%`_uN(i_E)))^(i_E<|elem*{elem <- `elem*`}|){}
     -- (wf_instr: `%`(CALL_instr(x)))?{x <- `x?`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val*{val <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))])
     -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Val_ok: `%|-%:%`(s, val, t_1))*{t_1 <- `t_1*`, val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))]))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
 
@@ -11687,6 +12702,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -11731,11 +12754,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'*{I' <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -11753,7 +12788,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -11868,6 +12913,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -11881,6 +12939,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -11894,6 +12965,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -11907,6 +12991,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -11920,6 +13017,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -11933,6 +13043,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -11946,6 +13069,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -11959,6 +13095,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -11972,6 +13121,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -11982,11 +13144,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'*{decl' <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl*{decl <- `decl*`}) = true
     -- if ($importsd(decl*{decl <- `decl*`}) = [])
+    -- (wf_import: `%`(iter))*{iter <- $importsd(decl*{decl <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl_1*` : decl*, import : import, `decl_2*` : decl*}(decl_1*{decl_1 <- `decl_1*`} ++ [(import : import <: decl)] ++ decl_2*{decl_2 <- `decl_2*`}) = (((((($importsd(decl_1*{decl_1 <- `decl_1*`}) = []) /\ ($tagsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($memsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1*{decl_1 <- `decl_1*`}) = []))
 
@@ -12010,7 +13186,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt : reftype <: valtype)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt' : reftype <: valtype)])))?{rt' <- `rt'?`}
     -- (if (x!`%`_uN.0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype((rt : reftype <: valtype)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift((rt' : reftype <: valtype)?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -12024,23 +13199,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -12049,8 +13217,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12059,9 +13225,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -12079,9 +13243,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- (Exportinst_ok: `%|-%:OK`(s, exportinst))*{exportinst <- `exportinst*`}
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -12096,10 +13257,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     `%|-%:%`(s, {LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst}, C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -12110,29 +13267,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, (ref : ref <: instr), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -12142,30 +13288,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -12173,9 +13308,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -12183,11 +13315,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instr_ok2: `%;%|-%:%`(s, C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -12199,10 +13327,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -12210,10 +13334,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -12222,9 +13342,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -12234,8 +13351,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12245,10 +13360,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -12257,10 +13370,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -12270,10 +13381,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -12284,9 +13393,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE (func : func <: funccode)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12296,8 +13403,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12307,8 +13412,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12319,8 +13422,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- if ((dt : deftype <: typeuse) = s.TAGS_store[ta].TYPE_taginst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12333,9 +13434,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -12343,8 +13441,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.STRUCT_ADDR`_fieldval(a), s, s.STRUCTS_store[a].FIELDS_structinst[i])
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -12352,21 +13448,15 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
   rule `ref.array`{a : addr, s : store, i : nat, zt : storagetype}:
     `%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, s.ARRAYS_store[a].FIELDS_arrayinst[i])
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
   rule `ref.exn`{a : addr, s : store, i : nat}:
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, (s.EXNS_store[a].FIELDS_exninst[i] : val <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, (ref : ref <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12384,9 +13474,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -12407,7 +13494,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -12423,7 +13509,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -12431,8 +13516,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -12441,8 +13524,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -12451,15 +13532,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -12467,8 +13545,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -12476,8 +13552,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -12486,8 +13560,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12497,8 +13569,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12506,7 +13576,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -12523,8 +13592,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (Extend_structinst: `%<=%`(s.STRUCTS_store[a], s'.STRUCTS_store[a]))^(a<|s.STRUCTS_store|){}
     -- (Extend_arrayinst: `%<=%`(s.ARRAYS_store[a], s'.ARRAYS_store[a]))^(a<|s.ARRAYS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -12533,8 +13600,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -12545,7 +13610,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -12606,17 +13670,11 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -12624,8 +13682,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -12635,27 +13691,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -12681,6 +13736,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -12692,6 +13756,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'*{X' <- `X'*`}, [Y] ++ Y'*{Y' <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'*{a' <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/06-else.il b/spectec/test-middlend/specification.exp/06-else.il
index 6f50bdd122..102de28fb0 100644
--- a/spectec/test-middlend/specification.exp/06-else.il
+++ b/spectec/test-middlend/specification.exp/06-else.il
@@ -314,19 +314,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -377,23 +398,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 2048))
     -- if (ch!`%`_char.0 = (((2 ^ 6) * (((b_1!`%`_byte.0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 55296)) \/ ((57344 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 65536)))
     -- if (ch!`%`_char.0 = ((((2 ^ 12) * (((b_1!`%`_byte.0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 69632))
     -- if (ch!`%`_char.0 = (((((2 ^ 18) * (((b_1!`%`_byte.0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -582,10 +607,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -593,70 +626,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'*{free' <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -671,6 +796,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1035,73 +1169,157 @@ syntax Cnn =
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1410,7 +1628,15 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack{valtype : valtype}((valtype : valtype <: storagetype)) = valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack{packtype : packtype}((packtype : packtype <: storagetype)) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1448,10 +1674,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1489,6 +1723,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1502,6 +1749,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1515,6 +1775,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1541,6 +1814,21 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1550,11 +1838,27 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv*{tv <- `tv*`}, [tu_1] ++ tu*{tu <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1593,7 +1897,6 @@ def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
   def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null?{null <- `null?`}, ht), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
@@ -1605,7 +1908,6 @@ def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   def $subst_valtype{rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}((rt : reftype <: valtype), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ($subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) : reftype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
   def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
@@ -1618,31 +1920,28 @@ def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storaget
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
   def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut?{mut <- `mut?`}, zt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
   def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
   def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
   def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final?{final <- `final?`}, tu'*{tu' <- `tu'*`}, ct), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
   def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st*{st <- `st*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
@@ -1650,6 +1949,98 @@ def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1664,97 +2055,204 @@ def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut?{mut <- `mut?`}, t), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1*{xt_1 <- `xt_1*`}, xt_2*{xt_2 <- `xt_2*`}), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu^n{tu <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu^n{tu <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu^n{tu <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu^n{tu <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu^n{tu <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu^n{tu <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu^n{tu <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu^n{tu <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu^n{tu <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1772,21 +2270,18 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx((x!`%`_uN.0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
     -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
@@ -1794,23 +2289,52 @@ def $unrolldt(deftype : deftype) : subtype
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
     -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})) = $unrollrt(rectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -1819,11 +2343,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype{packtype : packtype}((packtype : packtype <: lanetype)) = $free_packtype(packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -1832,11 +2371,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype{vectype : vectype}((vectype : vectype <: consttype)) = $free_vectype(vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -1844,7 +2398,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1878,7 +2440,6 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{reftype : reftype}((reftype : reftype <: valtype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
@@ -1922,37 +2483,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{deftype : deftype}((deftype : deftype <: typeuse)) = $free_deftype(deftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut?{mut <- `mut?`}, valtype)) = $free_valtype(valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1966,11 +2679,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1*{externtype_1 <- `externtype_1*`}, externtype_2*{externtype_2 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2477,7 +3208,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4221,22 +4960,45 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{numtype : numtype, c : num_}((numtype : numtype <: consttype), mk_lit__0_lit_(numtype, c)) = CONST_instr(numtype, c)
-    -- wf_instr: `%`(CONST_instr(numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{vectype : vectype, c : uN}((vectype : vectype <: consttype), mk_lit__1_lit_(vectype, c)) = VCONST_instr(vectype, c)
-    -- wf_instr: `%`(VCONST_instr(vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`((consttype : consttype <: storagetype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4244,6 +5006,15 @@ def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4255,6 +5026,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4266,7 +5046,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'*{labelidx' <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'*{labelidx' <- `labelidx'*`}) = [`%`_labelidx((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4276,13 +5055,10 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
   def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype*{valtype <- `valtype*`}?{`valtype*` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
@@ -4313,7 +5089,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4324,7 +5099,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4387,13 +5161,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4402,10 +5173,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4430,7 +5199,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4441,10 +5209,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4501,6 +5267,30 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr*{instr <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr)*{instr <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr)*{instr <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr)))*{instr <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4508,6 +5298,15 @@ def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_expr{`instr*` : instr*}(instr*{instr <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
   | ACTIVE(tableidx : tableidx, expr : expr)
@@ -4698,85 +5497,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local*{local <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte*{byte <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr*{expr <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -4862,6 +5792,21 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -4877,6 +5822,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -4895,25 +5850,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -4924,21 +5897,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -4946,6 +5916,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -4953,7 +5924,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -4971,6 +5941,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -4979,20 +5959,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, (absheaptype : absheaptype <: heaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, (typeuse : typeuse <: heaptype))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5000,8 +5975,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5009,26 +5982,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, (numtype : numtype <: valtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, (vectype : vectype <: valtype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, (reftype : reftype <: valtype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5036,22 +6003,17 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
   rule typeidx{C : context, typeidx : typeidx, dt : deftype}:
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if (C.TYPES_context[typeidx!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, (deftype : deftype <: typeuse))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5059,8 +6021,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5068,8 +6028,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5077,14 +6035,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, (valtype : valtype <: storagetype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, (packtype : packtype <: storagetype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5092,23 +6047,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5121,8 +6070,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, (typeuse : typeuse <: heaptype)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, (typeuse : typeuse <: heaptype))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5130,16 +6078,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5149,7 +6093,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5158,26 +6101,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
   rule struct{C : context, `ft_1*` : fieldtype*, `ft'_1*` : fieldtype*, `ft_2*` : fieldtype*}:
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5185,14 +6119,13 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- Heaptype_sub: `%|-%<:%`(C, (typeuse*{typeuse <- `typeuse*`}[i] : typeuse <: heaptype), (deftype_2 : deftype <: heaptype))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5200,8 +6133,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5209,118 +6140,79 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, (deftype_1 : deftype <: heaptype), (deftype_2 : deftype <: heaptype))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
   rule `rec-array`{C : context, i : n, `final?` : final?, fieldtype : fieldtype}:
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
   rule `rec-func`{C : context, i : n, `final?` : final?, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
   rule `rec-sub`{C : context, i : n, `typeuse*` : typeuse*, j : nat, `final?` : final?, ct : comptype}:
     `%|-%<:%`(C, REC_heaptype(i), (typeuse*{typeuse <- `typeuse*`}[j] : typeuse <: heaptype))
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5328,9 +6220,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5339,9 +6228,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5350,9 +6236,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5361,18 +6244,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5380,17 +6257,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5398,28 +6269,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, (numtype_1 : numtype <: valtype), (numtype_2 : numtype <: valtype))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, (vectype_1 : vectype <: valtype), (vectype_2 : vectype <: valtype))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, (reftype_1 : reftype <: valtype), (reftype_2 : reftype <: valtype))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5427,9 +6290,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
   rule _{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5437,15 +6297,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, (valtype_1 : valtype <: storagetype), (valtype_2 : valtype <: storagetype))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, (packtype_1 : packtype <: storagetype), (packtype_2 : packtype <: storagetype))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5453,18 +6309,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5473,8 +6323,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5484,9 +6332,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5494,16 +6340,11 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`((deftype : deftype <: typeuse), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5526,9 +6367,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[x!`%`_uN.0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[x!`%`_uN.0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5539,17 +6378,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
 }
@@ -5561,8 +6395,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5571,8 +6403,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5581,8 +6411,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5590,8 +6418,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size((addrtype : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5600,8 +6426,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size((addrtype : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5609,37 +6433,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5651,10 +6465,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
     -- if (x*{x <- `x*`} = $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5664,17 +6476,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -5683,7 +6489,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, (deftype_1 : deftype <: typeuse), (deftype_2 : deftype <: typeuse))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -5691,18 +6496,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -5710,9 +6509,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -5722,9 +6518,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -5732,41 +6525,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype((deftype_1 : deftype <: typeuse)), FUNC_externtype((deftype_2 : deftype <: typeuse)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype((deftype_1 : deftype <: typeuse)))
-    -- wf_externtype: `%`(FUNC_externtype((deftype_2 : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -5774,17 +6552,11 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5794,8 +6566,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5803,50 +6573,49 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_REF_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Inn : addrtype}((Inn : addrtype <: valtype)) = ?(?(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Fnn : Fnn}((Fnn : Fnn <: valtype)) = ?(?(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))))
-    -- wf_val: `%`(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Vnn : vectype}((Vnn : vectype <: valtype)) = ?(?(VCONST_val(Vnn, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(Vnn, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{t : valtype}:
     `|-%DEFAULTABLE`(t)
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -5855,7 +6624,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size((at : addrtype <: numtype))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -5870,33 +6638,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -5904,18 +6661,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = (numtype : numtype <: valtype)) \/ (t' = (vectype : vectype <: valtype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5925,8 +6677,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5937,9 +6687,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5950,18 +6697,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
   rule br_if{C : context, l : labelidx, `t*` : valtype*}:
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -5969,8 +6710,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- (Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0]))*{l <- `l*`}
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l'!`%`_uN.0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -5978,17 +6717,11 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_ON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -5998,10 +6731,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [($diffrt(rt_1, rt_2) : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6011,27 +6741,19 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [(rt_2 : reftype <: valtype)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
   rule call_ref{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6040,9 +6762,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- Expand: `%~~%`(C.TYPES_context[y!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6052,9 +6771,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6064,10 +6780,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6078,10 +6791,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6094,10 +6804,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6108,9 +6815,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, THROW_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6118,9 +6822,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6129,8 +6830,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6139,48 +6838,30 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, `REF.FUNC`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6188,9 +6869,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6198,24 +6876,15 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6223,9 +6892,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6234,9 +6901,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6245,9 +6909,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.SET`_instr(x, i), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6255,9 +6916,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `array.new`{C : context, x : idx, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6265,18 +6923,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
   rule `array.new_fixed`{C : context, x : idx, n : n, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6284,9 +6937,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[y!`%`_uN.0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6295,9 +6945,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6305,34 +6953,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
   rule `array.set`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6341,9 +6977,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x_1!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- Expand: `%~~%`(C.TYPES_context[x_2!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6352,9 +6985,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.INIT_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- Storagetype_sub: `%|-%<:%`(C, (C.ELEMS_context[y!`%`_uN.0] : reftype <: storagetype), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6363,115 +6993,77 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
   rule `local.set`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
   rule `local.tee`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
   rule `global.get`{C : context, x : idx, t : valtype, `mut?` : mut?}:
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
   rule `global.set`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
   rule `table.get`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
   rule `table.set`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
   rule `table.size`{C : context, x : idx, at : addrtype, lim : limits, rt : reftype}:
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
   rule `table.grow`{C : context, x : idx, rt : reftype, at : addrtype, lim : limits}:
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
   rule `table.fill`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6480,9 +7072,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x_1!`%`_uN.0] = `%%%`_tabletype(at_1, lim_1, rt_1))
     -- if (C.TABLES_context[x_2!`%`_uN.0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6492,46 +7081,31 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt_1))
     -- if (C.ELEMS_context[y!`%`_uN.0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
   rule `elem.drop`{C : context, x : idx, rt : reftype}:
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.ELEMS_context[x!`%`_uN.0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
   rule `memory.grow`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
   rule `memory.fill`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -6539,9 +7113,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x_1!`%`_uN.0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if (C.MEMS_context[x_2!`%`_uN.0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -6550,27 +7121,18 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.INIT`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
   rule `data.drop`{C : context, x : idx}:
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.DATAS_context[x!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
     `%|-%:%`(C, LOAD_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -6578,9 +7140,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -6588,9 +7147,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -6598,9 +7154,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -6608,9 +7161,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -6618,9 +7168,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -6628,9 +7175,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -6638,9 +7182,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -6649,9 +7190,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -6659,9 +7197,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VSTORE_instr(V128_vectype, x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -6670,217 +7205,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if (i!`%`_uN.0 < (2 * $dim(sh!`%`_bshape.0)!`%`_dim.0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh!`%`_bshape.0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -6888,10 +7337,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instr_ok: `%|-%:%`(C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -6903,9 +7349,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -6913,9 +7356,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -6925,8 +7365,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6935,88 +7373,62 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
   rule _{t : valtype}:
     `|-%NONDEFAULTABLE`(t)
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7024,8 +7436,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     `%|-%CONST`(C, BINOP_instr((Inn : addrtype <: numtype), binop))
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr((Inn : addrtype <: numtype), binop))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7036,8 +7446,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7046,9 +7454,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7058,7 +7463,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if (x!`%`_uN.0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7068,8 +7472,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7079,8 +7481,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7089,8 +7489,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7100,8 +7498,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (rt : reftype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7110,17 +7506,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7130,8 +7520,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7140,16 +7528,12 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
     `%|-%:%`(C, ACTIVE_datamode(x, expr), OK_datatype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7158,24 +7542,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7183,9 +7559,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7196,8 +7569,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, (elemtype : reftype <: valtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7205,8 +7576,6 @@ relation Start_ok: `%|-%:OK`(context, start)
   rule _{C : context, x : idx}:
     `%|-%:OK`(C, START_start(x))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7215,8 +7584,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7224,41 +7591,26 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
   rule tag{C : context, x : idx, jt : tagtype}:
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if (C.TAGS_context[x!`%`_uN.0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if (C.MEMS_context[x!`%`_uN.0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if (C.TABLES_context[x!`%`_uN.0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype((dt : deftype <: typeuse)))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype((dt : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7266,9 +7618,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7278,17 +7627,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7300,14 +7644,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7331,7 +7673,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7358,11 +7699,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7404,81 +7747,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7510,10 +8044,16 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Jnn : Jnn}((Jnn : Jnn <: lanetype)) = mk_lane__2_lane_(Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Fnn : Fnn}((Fnn : Fnn <: lanetype)) = mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -7542,7 +8082,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -7562,28 +8101,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN((i!`%`_uN.0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN((i!`%`_uN.0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7591,7 +8125,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7599,7 +8132,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7607,13 +8139,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, i_1!`%`_uN.0)) /\ (j_2 = $signed_(N, i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7641,19 +8171,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7704,116 +8230,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fneg_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -7835,9 +8522,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -7856,26 +8565,69 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), c) = mk_lane__0_lane_(numtype, c)
-    -- wf_lane_: `%%`((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lane_: `%%`((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7883,7 +8635,16 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lit_: `%%`((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -7891,7 +8652,15 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7899,103 +8668,103 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`((!($cunpack((packtype : packtype <: storagetype))) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CLZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CTZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, POPCNT_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, M : nat, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, ABS_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEG_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, SQRT_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, CEIL_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, FLOOR_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, TRUNC_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEAREST_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, DIV_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, REM_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, AND_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, OR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, XOR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHR_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, ADD_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, SUB_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MUL_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, DIV_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MIN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MAX_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8033,37 +8802,48 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(Inn_1, i_1)) = [$reinterpret__((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_num__0_num_(Inn_1, i_1))]
     -- if ($size((Inn_1 : addrtype <: numtype)) = $size((Fnn_2 : Fnn <: numtype)))
-    -- wf_num_: `%%`((Inn_1 : addrtype <: numtype), mk_num__0_num_(Inn_1, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(Fnn_1, f_1)) = [$reinterpret__((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_num__1_num_(Fnn_1, f_1))]
     -- if ($size((Fnn_1 : Fnn <: numtype)) = $size((Inn_2 : addrtype <: numtype)))
-    -- wf_num_: `%%`((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -8108,13 +8888,11 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else (if ($signed_(N, i!`%`_uN.0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[(i!`%`_uN.0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
@@ -8122,8 +8900,9 @@ def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   def $ivunop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})]
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
@@ -8131,6 +8910,9 @@ def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   def $fvunop_{Fnn : Fnn, M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`}
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
 
@@ -8141,8 +8923,10 @@ def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8151,8 +8935,10 @@ def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, s
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8161,6 +8947,10 @@ def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8171,6 +8961,10 @@ def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8182,6 +8976,11 @@ def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*,
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8193,6 +8992,11 @@ def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8203,8 +9007,10 @@ def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8214,8 +9020,10 @@ def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8226,8 +9034,9 @@ def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(c!`%`_uN.0)))))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((Fnn : Fnn <: numtype)), $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_uN: `%%`(1, `%`_uN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8237,8 +9046,9 @@ def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : v
   def $ivshiftop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
@@ -8246,8 +9056,9 @@ def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : i
   def $ivshiftopsx_{Jnn : Jnn, M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
@@ -8255,7 +9066,8 @@ def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   def $ivbitmaskop_{Jnn : Jnn, M : nat, v_1 : uN, c : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1) = $irev_(32, c)
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- if ($ibits_(32, c) = `%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)*{c_1 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter))*{iter <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_bit: `%`(`%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)))*{c_1 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
@@ -8267,8 +9079,10 @@ def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
@@ -8277,6 +9091,8 @@ def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : lane_*} c*{c <- `c*`} = c_1*{c_1 <- `c_1*`} ++ c_2*{c_2 <- `c_2*`}[i!`%`_uN.0]*{i <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8304,175 +9120,142 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vternop__0_vternop_(Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(Jnn_1, M_1, Jnn_2, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__2_lane_(Jnn_2, c)]
     -- let{c : iN} c = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c))
+    -- wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(Jnn_1, M_1, Fnn_2, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half?{half <- `half?`}, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))]
     -- let{c : fN} c = $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c)))
+    -- wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
@@ -8482,7 +9265,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8491,7 +9277,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8500,7 +9289,11 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -8508,31 +9301,25 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{Jnn : Jnn, M : nat, v : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i*{i <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8543,6 +9330,11 @@ def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ :
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c'_1)))*{c'_1 <- `c'_1*`}
@@ -8553,8 +9345,6 @@ def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i*{i <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax N, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = i!`%`_uN.0*{i <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1)))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2)))*{j_2 <- `j_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
@@ -8563,32 +9353,31 @@ def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn_1, M_1, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8599,8 +9388,11 @@ def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : i
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8612,22 +9404,10 @@ def $ivmul_(N : N, iN*, iN*) : iN*
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -8638,7 +9418,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -8998,20 +9780,38 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), val) = ?((val : val <: fieldval))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{packtype : packtype, i : uN}((packtype : packtype <: storagetype), CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), ?(), (val : val <: fieldval)) = ?(val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{packtype : packtype, sx : sx, i : uN}((packtype : packtype <: storagetype), ?(sx), PACK_fieldval(packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -9082,11 +9882,29 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9097,61 +9915,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9162,123 +10088,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[x!`%`_uN.0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b*{b <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r*{r <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b*{b <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si*{si <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai*{ai <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn*{exn <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -9289,12 +10429,21 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if (i'!`%`_uN.0 = (|r'*{r' <- `r'*`}| + n))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if ((i'!`%`_uN.0 : nat <:> int) <= (((2 ^ $size((at : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9304,27 +10453,31 @@ def $growmem(meminst : meminst, nat : nat) : meminst?
     -- if ((i'!`%`_uN.0 : nat <:> rat) = (((|b*{b <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if (i'!`%`_uN.0 <= (2 ^ ((($size((at : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES b*{b <- `b*`}})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j?{j <- `j?`})), BYTES b*{b <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9334,65 +10487,41 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -9401,9 +10530,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9414,31 +10540,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, (num : num <: val), (nt : numtype <: valtype))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, (vec : vec <: val), (vt : vectype <: valtype))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, (ref : ref <: val), (rt : reftype <: valtype))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -9446,16 +10563,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, (val : val <: fieldval), (t : valtype <: storagetype))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, (packval : packval <: fieldval), (pt : packtype <: storagetype))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9466,44 +10578,32 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
   rule tag{s : store, a : addr, taginst : taginst}:
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9513,35 +10613,82 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_pure_before_br_on_null-addr`: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null_0`{val : val, l : labelidx}:
     `%`([(val : val <: instr) BR_ON_NULL_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9550,8 +10697,6 @@ relation `Step_pure_before_br_on_non_null-addr`: `%`(instr*)
   rule `br_on_non_null-null_0`{val : val, l : labelidx}:
     `%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9560,9 +10705,6 @@ relation `Step_pure_before_ref.is_null-false`: `%`(instr*)
   rule `ref.is_null-true_0`{ref : ref}:
     `%`([(ref : ref <: instr) `REF.IS_NULL`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9571,9 +10713,6 @@ relation `Step_pure_before_ref.as_non_null-addr`: `%`(instr*)
   rule `ref.as_non_null-null_0`{ref : ref}:
     `%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9582,10 +10721,6 @@ relation `Step_pure_before_ref.eq-true`: `%`(instr*)
   rule `ref.eq-null_0`{ref_1 : ref, ref_2 : ref}:
     `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9595,19 +10730,11 @@ relation `Step_pure_before_ref.eq-false`: `%`(instr*)
     `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- ~ `Step_pure_before_ref.eq-true`: `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null_1`{ref_1 : ref, ref_2 : ref}:
     `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9616,274 +10743,181 @@ relation `Step_pure_before_extern.convert_any-addr`: `%`(instr*)
   rule `extern.convert_any-null_0`{ref : ref}:
     `%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([(val : val <: instr) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_1 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_2 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if (l!`%`_uN.0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if (l!`%`_uN.0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0])])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [(val : val <: instr)])
     -- ~ `Step_pure_before_br_on_null-addr`: `%`([(val : val <: instr) BR_ON_NULL_instr(l)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [(val : val <: instr) BR_instr(l)])
     -- ~ `Step_pure_before_br_on_non_null-addr`: `%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`((val : val <: instr)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([(val : val <: instr) `LOCAL.TEE`_instr(x)], [(val : val <: instr) (val : val <: instr) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_pure_before_ref.is_null-false`: `%`([(ref : ref <: instr) `REF.IS_NULL`_instr])
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [(ref : ref <: instr)])
     -- ~ `Step_pure_before_ref.as_non_null-addr`: `%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr])
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9891,224 +10925,150 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- ~ `Step_pure_before_ref.eq-true`: `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_pure_before_ref.eq-false`: `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([(val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- ~ `Step_pure_before_extern.convert_any-addr`: `%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr])
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [(ref : ref <: instr)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -10116,71 +11076,53 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if (i*{i <- `i*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1))
     -- if (!($proj_num__0(c))!`%`_uN.0 = $prod($inez_($jsizenn(Jnn), !($proj_lane__2(i)))!`%`_uN.0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vextract_lane-num`{c_1 : vec_, nt : numtype, M : M, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)))
 
@@ -10188,75 +11130,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
   rule `vextract_lane-pack`{c_1 : vec_, pt : packtype, M : M, sx : sx, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i)], [CONST_instr(I32_numtype, c_2)])
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t?{t <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_br_on_cast-fail`: `%`(config)
@@ -10266,8 +11200,7 @@ relation `Step_read_before_br_on_cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10278,7 +11211,7 @@ relation `Step_read_before_br_on_cast_fail-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10286,34 +11219,24 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-zero`: `%`(config)
@@ -10321,8 +11244,7 @@ relation `Step_read_before_table.fill-zero`: `%`(config)
   rule `table.fill-oob_0`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-succ`: `%`(config)
@@ -10331,14 +11253,12 @@ relation `Step_read_before_table.fill-succ`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- ~ `Step_read_before_table.fill-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-oob_1`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-zero`: `%`(config)
@@ -10346,8 +11266,8 @@ relation `Step_read_before_table.copy-zero`: `%`(config)
   rule `table.copy-oob_0`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-le`: `%`(config)
@@ -10356,14 +11276,13 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-gt`: `%`(config)
@@ -10372,29 +11291,19 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-zero`: `%`(config)
@@ -10402,8 +11311,8 @@ relation `Step_read_before_table.init-zero`: `%`(config)
   rule `table.init-oob_0`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-succ`: `%`(config)
@@ -10412,14 +11321,13 @@ relation `Step_read_before_table.init-succ`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
     -- ~ `Step_read_before_table.init-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob_1`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-zero`: `%`(config)
@@ -10427,8 +11335,7 @@ relation `Step_read_before_memory.fill-zero`: `%`(config)
   rule `memory.fill-oob_0`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-succ`: `%`(config)
@@ -10437,14 +11344,12 @@ relation `Step_read_before_memory.fill-succ`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- ~ `Step_read_before_memory.fill-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-oob_1`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-zero`: `%`(config)
@@ -10452,8 +11357,8 @@ relation `Step_read_before_memory.copy-zero`: `%`(config)
   rule `memory.copy-oob_0`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-le`: `%`(config)
@@ -10462,14 +11367,13 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-gt`: `%`(config)
@@ -10478,29 +11382,19 @@ relation `Step_read_before_memory.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-zero`: `%`(config)
@@ -10508,8 +11402,8 @@ relation `Step_read_before_memory.init-zero`: `%`(config)
   rule `memory.init-oob_0`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-succ`: `%`(config)
@@ -10518,14 +11412,13 @@ relation `Step_read_before_memory.init-succ`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
     -- ~ `Step_read_before_memory.init-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob_1`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_ref.test-false`: `%`(config)
@@ -10535,8 +11428,7 @@ relation `Step_read_before_ref.test-false`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10547,7 +11439,7 @@ relation `Step_read_before_ref.cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10556,8 +11448,7 @@ relation `Step_read_before_array.fill-zero`: `%`(config)
   rule `array.fill-oob_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.fill-succ`: `%`(config)
@@ -10566,14 +11457,12 @@ relation `Step_read_before_array.fill-succ`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob_1`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-zero`: `%`(config)
@@ -10581,15 +11470,13 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
   rule `array.copy-oob2_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-le`: `%`(config)
@@ -10598,21 +11485,18 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-gt`: `%`(config)
@@ -10622,17 +11506,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10640,21 +11513,18 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_elem-zero`: `%`(config)
@@ -10662,15 +11532,13 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
   rule `array.init_elem-oob2_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_elem-succ`: `%`(config)
@@ -10679,21 +11547,18 @@ relation `Step_read_before_array.init_elem-succ`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-zero`: `%`(config)
@@ -10702,16 +11567,14 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-num`: `%`(config)
@@ -10720,23 +11583,20 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -10744,16 +11604,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10762,15 +11620,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]), [(ref : ref <: instr)])
     -- ~ `Step_read_before_br_on_cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -10778,29 +11634,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [(ref : ref <: instr) BR_instr(l)])
     -- ~ `Step_read_before_br_on_cast_fail-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -10809,8 +11659,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`(fi.TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -10819,305 +11668,226 @@ relation Step_read: `%~>%`(config, instr*)
   rule return_call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [RETURN_CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- ~ `Step_read_before_throw_ref-handler-next`: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [($table(z, x).REFS_tableinst[!($proj_num__0(i))!`%`_uN.0] : ref <: instr)])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [])
     -- ~ `Step_read_before_table.fill-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.FILL`_instr(x)])
     -- ~ `Step_read_before_table.fill-succ`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- ~ `Step_read_before_table.copy-gt`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.init-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) ($elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0] : ref <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.INIT`_instr(x, y)])
     -- ~ `Step_read_before_table.init-succ`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c)))])
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -11125,8 +11895,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-splat-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -11135,8 +11904,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0)))
 
@@ -11144,8 +11914,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-zero-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -11153,15 +11922,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -11170,8 +11939,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0)))
 
@@ -11180,116 +11951,75 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [])
     -- ~ `Step_read_before_memory.fill-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.FILL`_instr(x)])
     -- ~ `Step_read_before_memory.fill-succ`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [])
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
     -- ~ `Step_read_before_memory.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
     -- ~ `Step_read_before_memory.copy-gt`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [])
     -- ~ `Step_read_before_memory.init-zero`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.INIT`_instr(x, y)])
     -- ~ `Step_read_before_memory.init-succ`: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0])])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11297,16 +12027,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_read_before_ref.test-false`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11314,37 +12041,31 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- ~ `Step_read_before_ref.cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
     `%~>%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]), (val : val <: instr)*{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [(!($unpackfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], sx?{sx <- `sx?`}, $structinst(z)[a].FIELDS_structinst[i!`%`_uN.0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11352,33 +12073,28 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]), (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-oob`{z : state, i : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), (ref : ref <: instr)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[!($proj_num__0(i))!`%`_uN.0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11386,107 +12102,81 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), $const(!($cunpack(zt)), $cunpacknum_(zt, c))^n{c <- `c*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[!($proj_num__0(i))!`%`_uN.0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [(!($unpackfield_(zt, sx?{sx <- `sx?`}, $arrayinst(z)[a].FIELDS_arrayinst[!($proj_num__0(i))!`%`_uN.0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
     -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
     -- ~ `Step_read_before_array.fill-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
@@ -11494,17 +12184,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11513,81 +12192,53 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.copy-gt`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (ref : ref <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
     -- ~ `Step_read_before_array.init_elem-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (ref = $elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11595,7 +12246,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -11603,15 +12253,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.init_data-num`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11623,23 +12266,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11647,8 +12285,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11656,8 +12292,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11665,8 +12299,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -11676,104 +12308,88 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`(!($as_deftype($tag(z, x).TYPE_taginst)), `FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- if (a = |$exninst(z)|)
     -- if (exn = {TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -11781,28 +12397,23 @@ relation Step: `%~>%`(config, config)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))}
     -- wf_uN: `%%`(N, `%`_uN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
   rule `memory.grow-succeed`{z : state, at : addrtype, n : n, x : idx, mi : meminst}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -11810,23 +12421,18 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (a = |$structinst(z)|)
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config($with_struct(z, a, i!`%`_uN.0, !($packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val))), []))
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, i!`%`_uN.0, !($packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -11834,30 +12440,24 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]), `%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, !($packfield_(zt, val))), []))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -11869,7 +12469,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -11877,8 +12476,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11911,9 +12510,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11925,6 +12533,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'*{tagtype' <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'*{ja' <- `ja'*`}) = $alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11932,9 +12556,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11946,6 +12580,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'*{globaltype' <- `globaltype'*`}, [val] ++ val'*{val' <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'*{ga' <- `ga'*`}) = $allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11953,9 +12604,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11967,6 +12627,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'*{memtype' <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'*{ma' <- `ma'*`}) = $allocmems(s_1, memtype'*{memtype' <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'*{memtype' <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11974,9 +12650,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11988,6 +12674,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'*{tabletype' <- `tabletype'*`}, [ref] ++ ref'*{ref' <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'*{ta' <- `ta'*`}) = $alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11995,9 +12698,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12009,6 +12722,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'*{dt' <- `dt'*`}, [funccode] ++ funccode'*{funccode' <- `funccode'*`}, [moduleinst] ++ moduleinst'*{moduleinst' <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'*{fa' <- `fa'*`}) = $allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12016,9 +12746,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte*{byte <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte*{byte <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte*{byte <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12030,6 +12769,22 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'*{ok' <- `ok'*`}, [b*{b <- `b*`}] ++ b'*{b' <- `b'*`}*{`b'*` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
     -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b*{b <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'*{da' <- `da'*`}) = $allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b*{b <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12037,9 +12792,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref*{ref <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref*{ref <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref*{ref <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12051,31 +12816,63 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'*{rt' <- `rt'*`}, [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref*{ref <- `ref*`})
     -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'*{ea' <- `ea'*`}) = $allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref*{ref <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export*{export <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12104,8 +12901,19 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- if ((s_7, fa*{fa <- `fa*`}) = $allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}))
     -- if (xi*{xi <- `xi*`} = $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`}))
     -- if (moduleinst = {TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tagtype <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tagtype <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{globaltype <- `globaltype*`}, val_G*{val_G <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{globaltype <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{memtype <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{memtype <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tabletype <- `tabletype*`}, ref_T*{ref_T <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tabletype <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data*{data <- `data*`}|{}, byte*{byte <- `byte*`}*{`byte*` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{elemtype <- `elemtype*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{elemtype <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter))*{iter <- $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`})}
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_tag: `%`(TAG_tag(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -12117,16 +12925,36 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- wf_moduleinst: `%`({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_moduleinst: `%`({TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b^n{b <- `b*`}, PASSIVE_datamode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b^n{b <- `b*`}, ACTIVE_datamode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -12134,13 +12962,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, ACTIVE_elemmode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -12153,8 +12986,24 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'*{expr' <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [(ref : ref <: val)])
     -- let{z'' : state, `ref'*` : ref*} (z'', ref'*{ref' <- `ref'*`}) = $evalexprs(z', expr'*{expr' <- `expr'*`})
-    -- wf_ref: `%`(ref)
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'*{expr' <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr'*{expr' <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12168,6 +13017,25 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr*{expr <- `expr*`}] ++ expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
     -- let{`ref*` : ref*, z' : state} (z', ref*{ref <- `ref*`}) = $evalexprs(z, expr*{expr <- `expr*`})
     -- let{z'' : state, `ref'**` : ref**} (z'', ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr*{expr <- `expr*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z, expr*{expr <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12183,12 +13051,30 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
     -- let{z'' : state, `val'*` : val*} (z'', val'*{val' <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`})
-    -- wf_val: `%`(val)
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12212,7 +13098,18 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- let{`instr_E*` : instr*} instr_E*{instr_E <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})
     -- let{`instr_S?` : instr?} instr_S?{instr_S <- `instr_S?`} = CALL_instr(x)?{x <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T*{expr_T <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr_T*{expr_T <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])^(i_D<|data*{data <- `data*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])}^(i_D<|data*{data <- `data*`}|){}
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])}^(i_E<|elem*{elem <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -12227,15 +13124,34 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- (wf_uN: `%%`(32, `%`_uN(i_E)))^(i_E<|elem*{elem <- `elem*`}|){}
     -- (wf_instr: `%`(CALL_instr(x)))?{x <- `x?`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val*{val <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))])
     -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Val_ok: `%|-%:%`(s, val, t_1))*{t_1 <- `t_1*`, val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))]))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
 
@@ -12254,6 +13170,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -12298,11 +13222,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'*{I' <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -12320,7 +13256,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -12435,6 +13381,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -12448,6 +13407,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -12461,6 +13433,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -12474,6 +13459,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -12487,6 +13485,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -12500,6 +13511,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -12513,6 +13537,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -12526,6 +13563,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -12539,6 +13589,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -12549,11 +13612,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'*{decl' <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl*{decl <- `decl*`}) = true
     -- if ($importsd(decl*{decl <- `decl*`}) = [])
+    -- (wf_import: `%`(iter))*{iter <- $importsd(decl*{decl <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl_1*` : decl*, import : import, `decl_2*` : decl*}(decl_1*{decl_1 <- `decl_1*`} ++ [(import : import <: decl)] ++ decl_2*{decl_2 <- `decl_2*`}) = (((((($importsd(decl_1*{decl_1 <- `decl_1*`}) = []) /\ ($tagsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($memsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1*{decl_1 <- `decl_1*`}) = []))
 
@@ -12577,7 +13654,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt : reftype <: valtype)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt' : reftype <: valtype)])))?{rt' <- `rt'?`}
     -- (if (x!`%`_uN.0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype((rt : reftype <: valtype)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift((rt' : reftype <: valtype)?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -12591,23 +13667,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -12616,8 +13685,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12626,9 +13693,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -12646,9 +13711,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- (Exportinst_ok: `%|-%:OK`(s, exportinst))*{exportinst <- `exportinst*`}
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -12663,10 +13725,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     `%|-%:%`(s, {LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst}, C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -12677,29 +13735,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, (ref : ref <: instr), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -12709,30 +13756,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -12740,9 +13776,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -12750,11 +13783,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instr_ok2: `%;%|-%:%`(s, C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -12766,10 +13795,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -12777,10 +13802,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -12789,9 +13810,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -12801,8 +13819,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12812,10 +13828,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -12824,10 +13838,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -12837,10 +13849,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -12851,9 +13861,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE (func : func <: funccode)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12863,8 +13871,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12874,8 +13880,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12886,8 +13890,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- if ((dt : deftype <: typeuse) = s.TAGS_store[ta].TYPE_taginst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12900,9 +13902,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -12910,8 +13909,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.STRUCT_ADDR`_fieldval(a), s, s.STRUCTS_store[a].FIELDS_structinst[i])
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -12919,21 +13916,15 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
   rule `ref.array`{a : addr, s : store, i : nat, zt : storagetype}:
     `%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, s.ARRAYS_store[a].FIELDS_arrayinst[i])
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
   rule `ref.exn`{a : addr, s : store, i : nat}:
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, (s.EXNS_store[a].FIELDS_exninst[i] : val <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, (ref : ref <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12951,9 +13942,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -12974,7 +13962,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -12990,7 +13977,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -12998,8 +13984,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -13008,8 +13992,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -13018,15 +14000,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -13034,8 +14013,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -13043,8 +14020,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -13053,8 +14028,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13064,8 +14037,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13073,7 +14044,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -13090,8 +14060,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (Extend_structinst: `%<=%`(s.STRUCTS_store[a], s'.STRUCTS_store[a]))^(a<|s.STRUCTS_store|){}
     -- (Extend_arrayinst: `%<=%`(s.ARRAYS_store[a], s'.ARRAYS_store[a]))^(a<|s.ARRAYS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -13100,8 +14068,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -13112,7 +14078,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -13173,17 +14138,11 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -13191,8 +14150,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -13202,27 +14159,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -13248,6 +14204,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -13259,6 +14224,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'*{X' <- `X'*`}, [Y] ++ Y'*{Y' <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'*{a' <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/07-else-simplification.il b/spectec/test-middlend/specification.exp/07-else-simplification.il
index 034731a017..6dff73eaa9 100644
--- a/spectec/test-middlend/specification.exp/07-else-simplification.il
+++ b/spectec/test-middlend/specification.exp/07-else-simplification.il
@@ -314,19 +314,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -377,23 +398,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 2048))
     -- if (ch!`%`_char.0 = (((2 ^ 6) * (((b_1!`%`_byte.0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 55296)) \/ ((57344 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 65536)))
     -- if (ch!`%`_char.0 = ((((2 ^ 12) * (((b_1!`%`_byte.0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= ch!`%`_char.0) /\ (ch!`%`_char.0 < 69632))
     -- if (ch!`%`_char.0 = (((((2 ^ 18) * (((b_1!`%`_byte.0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -582,10 +607,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -593,70 +626,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'*{free' <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -671,6 +796,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1035,73 +1169,157 @@ syntax Cnn =
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1410,7 +1628,15 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack{valtype : valtype}((valtype : valtype <: storagetype)) = valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack{packtype : packtype}((packtype : packtype <: storagetype)) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1448,10 +1674,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1489,6 +1723,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1502,6 +1749,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1515,6 +1775,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1541,6 +1814,21 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1550,11 +1838,27 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv*{tv <- `tv*`}, [tu_1] ++ tu*{tu <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1593,7 +1897,6 @@ def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
   def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null?{null <- `null?`}, ht), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
@@ -1605,7 +1908,6 @@ def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   def $subst_valtype{rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}((rt : reftype <: valtype), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ($subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) : reftype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
   def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
@@ -1618,31 +1920,28 @@ def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storaget
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
   def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut?{mut <- `mut?`}, zt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
   def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
   def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
   def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final?{final <- `final?`}, tu'*{tu' <- `tu'*`}, ct), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
   def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st*{st <- `st*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
@@ -1650,6 +1949,98 @@ def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1664,97 +2055,204 @@ def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut?{mut <- `mut?`}, t), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1*{xt_1 <- `xt_1*`}, xt_2*{xt_2 <- `xt_2*`}), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu^n{tu <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu^n{tu <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu^n{tu <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu^n{tu <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu^n{tu <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu^n{tu <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu^n{tu <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu^n{tu <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu^n{tu <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1772,21 +2270,18 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx((x!`%`_uN.0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
     -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
@@ -1794,23 +2289,52 @@ def $unrolldt(deftype : deftype) : subtype
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
     -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})) = $unrollrt(rectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -1819,11 +2343,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype{packtype : packtype}((packtype : packtype <: lanetype)) = $free_packtype(packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -1832,11 +2371,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype{vectype : vectype}((vectype : vectype <: consttype)) = $free_vectype(vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -1844,7 +2398,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1878,7 +2440,6 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{reftype : reftype}((reftype : reftype <: valtype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
@@ -1922,37 +2483,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{deftype : deftype}((deftype : deftype <: typeuse)) = $free_deftype(deftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut?{mut <- `mut?`}, valtype)) = $free_valtype(valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1966,11 +2679,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1*{externtype_1 <- `externtype_1*`}, externtype_2*{externtype_2 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2477,7 +3208,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4221,22 +4960,45 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{numtype : numtype, c : num_}((numtype : numtype <: consttype), mk_lit__0_lit_(numtype, c)) = CONST_instr(numtype, c)
-    -- wf_instr: `%`(CONST_instr(numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{vectype : vectype, c : uN}((vectype : vectype <: consttype), mk_lit__1_lit_(vectype, c)) = VCONST_instr(vectype, c)
-    -- wf_instr: `%`(VCONST_instr(vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`((consttype : consttype <: storagetype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4244,6 +5006,15 @@ def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4255,6 +5026,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4266,7 +5046,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'*{labelidx' <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'*{labelidx' <- `labelidx'*`}) = [`%`_labelidx((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN((((labelidx!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4276,13 +5055,10 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
   def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype*{valtype <- `valtype*`}?{`valtype*` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
@@ -4313,7 +5089,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4324,7 +5099,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4387,13 +5161,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4402,10 +5173,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4430,7 +5199,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4441,10 +5209,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4501,6 +5267,30 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr*{instr <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr)*{instr <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr)*{instr <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr)))*{instr <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4508,6 +5298,15 @@ def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_expr{`instr*` : instr*}(instr*{instr <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
   | ACTIVE(tableidx : tableidx, expr : expr)
@@ -4698,85 +5497,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local*{local <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte*{byte <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr*{expr <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -4862,6 +5792,21 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -4877,6 +5822,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -4895,25 +5850,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -4924,21 +5897,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -4946,6 +5916,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -4953,7 +5924,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -4971,6 +5941,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -4979,20 +5959,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, (absheaptype : absheaptype <: heaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, (typeuse : typeuse <: heaptype))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5000,8 +5975,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5009,26 +5982,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, (numtype : numtype <: valtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, (vectype : vectype <: valtype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, (reftype : reftype <: valtype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5036,22 +6003,17 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
   rule typeidx{C : context, typeidx : typeidx, dt : deftype}:
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if (C.TYPES_context[typeidx!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, (deftype : deftype <: typeuse))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5059,8 +6021,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5068,8 +6028,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5077,14 +6035,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, (valtype : valtype <: storagetype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, (packtype : packtype <: storagetype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5092,23 +6047,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5121,8 +6070,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, (typeuse : typeuse <: heaptype)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, (typeuse : typeuse <: heaptype))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5130,16 +6078,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5149,7 +6093,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5158,26 +6101,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
   rule struct{C : context, `ft_1*` : fieldtype*, `ft'_1*` : fieldtype*, `ft_2*` : fieldtype*}:
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5185,14 +6119,13 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- Heaptype_sub: `%|-%<:%`(C, (typeuse*{typeuse <- `typeuse*`}[i] : typeuse <: heaptype), (deftype_2 : deftype <: heaptype))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5200,8 +6133,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5209,118 +6140,79 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, (deftype_1 : deftype <: heaptype), (deftype_2 : deftype <: heaptype))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, (C.TYPES_context[typeidx!`%`_uN.0] : deftype <: heaptype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
   rule `rec-array`{C : context, i : n, `final?` : final?, fieldtype : fieldtype}:
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
   rule `rec-func`{C : context, i : n, `final?` : final?, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
   rule `rec-sub`{C : context, i : n, `typeuse*` : typeuse*, j : nat, `final?` : final?, ct : comptype}:
     `%|-%<:%`(C, REC_heaptype(i), (typeuse*{typeuse <- `typeuse*`}[j] : typeuse <: heaptype))
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5328,9 +6220,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5339,9 +6228,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5350,9 +6236,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5361,18 +6244,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5380,17 +6257,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5398,28 +6269,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, (numtype_1 : numtype <: valtype), (numtype_2 : numtype <: valtype))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, (vectype_1 : vectype <: valtype), (vectype_2 : vectype <: valtype))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, (reftype_1 : reftype <: valtype), (reftype_2 : reftype <: valtype))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5427,9 +6290,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
   rule _{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5437,15 +6297,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, (valtype_1 : valtype <: storagetype), (valtype_2 : valtype <: storagetype))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, (packtype_1 : packtype <: storagetype), (packtype_2 : packtype <: storagetype))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5453,18 +6309,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5473,8 +6323,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5484,9 +6332,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5494,16 +6340,11 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`((deftype : deftype <: typeuse), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5526,9 +6367,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[x!`%`_uN.0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[x!`%`_uN.0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5539,17 +6378,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx((x!`%`_uN.0 + 1))))
 }
@@ -5561,8 +6395,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5571,8 +6403,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5581,8 +6411,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5590,8 +6418,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size((addrtype : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5600,8 +6426,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size((addrtype : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5609,37 +6433,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5651,10 +6465,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
     -- if (x*{x <- `x*`} = $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`}))
     -- (if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5664,17 +6476,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -5683,7 +6489,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, (deftype_1 : deftype <: typeuse), (deftype_2 : deftype <: typeuse))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -5691,18 +6496,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -5710,9 +6509,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -5722,9 +6518,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -5732,41 +6525,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype((deftype_1 : deftype <: typeuse)), FUNC_externtype((deftype_2 : deftype <: typeuse)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype((deftype_1 : deftype <: typeuse)))
-    -- wf_externtype: `%`(FUNC_externtype((deftype_2 : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -5774,17 +6552,11 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[typeidx!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5794,8 +6566,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5803,50 +6573,49 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_REF_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[l!`%`_uN.0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Inn : addrtype}((Inn : addrtype <: valtype)) = ?(?(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Fnn : Fnn}((Fnn : Fnn <: valtype)) = ?(?(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))))
-    -- wf_val: `%`(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Vnn : vectype}((Vnn : vectype <: valtype)) = ?(?(VCONST_val(Vnn, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(Vnn, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{t : valtype}:
     `|-%DEFAULTABLE`(t)
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -5855,7 +6624,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size((at : addrtype <: numtype))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -5870,33 +6638,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -5904,18 +6661,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = (numtype : numtype <: valtype)) \/ (t' = (vectype : vectype <: valtype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5925,8 +6677,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5937,9 +6687,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5950,18 +6697,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
   rule br_if{C : context, l : labelidx, `t*` : valtype*}:
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -5969,8 +6710,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- (Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l!`%`_uN.0]))*{l <- `l*`}
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[l'!`%`_uN.0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -5978,17 +6717,11 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_ON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
     -- if (C.LABELS_context[l!`%`_uN.0]!`%`_list.0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[l!`%`_uN.0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -5998,10 +6731,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [($diffrt(rt_1, rt_2) : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6011,27 +6741,19 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [(rt_2 : reftype <: valtype)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
   rule call_ref{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6040,9 +6762,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- Expand: `%~~%`(C.TYPES_context[y!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6052,9 +6771,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6064,10 +6780,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6078,10 +6791,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6094,10 +6804,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6108,9 +6815,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, THROW_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[x!`%`_uN.0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6118,9 +6822,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6129,8 +6830,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6139,48 +6838,30 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, `REF.FUNC`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6188,9 +6869,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6198,24 +6876,15 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6223,9 +6892,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6234,9 +6901,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6245,9 +6909,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.SET`_instr(x, i), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i!`%`_uN.0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6255,9 +6916,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `array.new`{C : context, x : idx, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6265,18 +6923,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
   rule `array.new_fixed`{C : context, x : idx, n : n, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6284,9 +6937,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[y!`%`_uN.0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6295,9 +6945,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6305,34 +6953,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
   rule `array.set`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6341,9 +6977,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x_1!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- Expand: `%~~%`(C.TYPES_context[x_2!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6352,9 +6985,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.INIT_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- Storagetype_sub: `%|-%<:%`(C, (C.ELEMS_context[y!`%`_uN.0] : reftype <: storagetype), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6363,115 +6993,77 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
   rule `local.set`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
   rule `local.tee`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if (C.LOCALS_context[x!`%`_uN.0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
   rule `global.get`{C : context, x : idx, t : valtype, `mut?` : mut?}:
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
   rule `global.set`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
   rule `table.get`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
   rule `table.set`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
   rule `table.size`{C : context, x : idx, at : addrtype, lim : limits, rt : reftype}:
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
   rule `table.grow`{C : context, x : idx, rt : reftype, at : addrtype, lim : limits}:
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
   rule `table.fill`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6480,9 +7072,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x_1!`%`_uN.0] = `%%%`_tabletype(at_1, lim_1, rt_1))
     -- if (C.TABLES_context[x_2!`%`_uN.0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6492,46 +7081,31 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt_1))
     -- if (C.ELEMS_context[y!`%`_uN.0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
   rule `elem.drop`{C : context, x : idx, rt : reftype}:
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.ELEMS_context[x!`%`_uN.0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
   rule `memory.grow`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
   rule `memory.fill`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -6539,9 +7113,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x_1!`%`_uN.0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if (C.MEMS_context[x_2!`%`_uN.0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -6550,27 +7121,18 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.INIT`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- if (C.DATAS_context[y!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
   rule `data.drop`{C : context, x : idx}:
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.DATAS_context[x!`%`_uN.0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
     `%|-%:%`(C, LOAD_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -6578,9 +7140,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -6588,9 +7147,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -6598,9 +7154,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -6608,9 +7161,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -6618,9 +7168,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -6628,9 +7175,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -6638,9 +7182,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -6649,9 +7190,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -6659,9 +7197,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VSTORE_instr(V128_vectype, x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -6670,217 +7205,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if ((i!`%`_uN.0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if (i!`%`_uN.0 < (2 * $dim(sh!`%`_bshape.0)!`%`_dim.0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh!`%`_bshape.0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (i!`%`_uN.0 < $dim(sh)!`%`_dim.0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -6888,10 +7337,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instr_ok: `%|-%:%`(C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -6903,9 +7349,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -6913,9 +7356,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -6925,8 +7365,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6935,88 +7373,62 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
   rule _{t : valtype}:
     `|-%NONDEFAULTABLE`(t)
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7024,8 +7436,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     `%|-%CONST`(C, BINOP_instr((Inn : addrtype <: numtype), binop))
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr((Inn : addrtype <: numtype), binop))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7036,8 +7446,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7046,9 +7454,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7058,7 +7463,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if (x!`%`_uN.0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7068,8 +7472,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7079,8 +7481,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7089,8 +7489,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7100,8 +7498,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (rt : reftype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7110,17 +7506,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7130,8 +7520,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- Expand: `%~~%`(C.TYPES_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7140,16 +7528,12 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
     `%|-%:%`(C, ACTIVE_datamode(x, expr), OK_datatype)
     -- if (C.MEMS_context[x!`%`_uN.0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7158,24 +7542,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7183,9 +7559,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[x!`%`_uN.0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7196,8 +7569,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, (elemtype : reftype <: valtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7205,8 +7576,6 @@ relation Start_ok: `%|-%:OK`(context, start)
   rule _{C : context, x : idx}:
     `%|-%:OK`(C, START_start(x))
     -- Expand: `%~~%`(C.FUNCS_context[x!`%`_uN.0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7215,8 +7584,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7224,41 +7591,26 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
   rule tag{C : context, x : idx, jt : tagtype}:
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if (C.TAGS_context[x!`%`_uN.0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if (C.MEMS_context[x!`%`_uN.0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if (C.TABLES_context[x!`%`_uN.0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype((dt : deftype <: typeuse)))
     -- if (C.FUNCS_context[x!`%`_uN.0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype((dt : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7266,9 +7618,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7278,17 +7627,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7300,14 +7644,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7331,7 +7673,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7358,11 +7699,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7404,81 +7747,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7510,10 +8044,16 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Jnn : Jnn}((Jnn : Jnn <: lanetype)) = mk_lane__2_lane_(Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Fnn : Fnn}((Fnn : Fnn <: lanetype)) = mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -7542,7 +8082,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - (i_1!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -7562,28 +8101,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN((i!`%`_uN.0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN((i!`%`_uN.0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, (i!`%`_uN.0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 + i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + i_1!`%`_uN.0) : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN(((i_1!`%`_uN.0 * i_2!`%`_uN.0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7591,7 +8125,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7599,7 +8132,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, i_1!`%`_uN.0) : int <:> rat) / ($signed_(N, i_2!`%`_uN.0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7607,13 +8139,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN((((i_1!`%`_uN.0 : nat <:> int) - ((i_2!`%`_uN.0 * ($truncz(((i_1!`%`_uN.0 : nat <:> rat) / (i_2!`%`_uN.0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, i_1!`%`_uN.0)) /\ (j_2 = $signed_(N, i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7641,19 +8171,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 + i_2!`%`_uN.0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) + $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, ((i_1!`%`_uN.0 : nat <:> int) - (i_2!`%`_uN.0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, i_1!`%`_uN.0) - $signed_(N, i_2!`%`_uN.0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7704,116 +8230,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool((i_1!`%`_uN.0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 < i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) < $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 > i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) > $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 <= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) <= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1!`%`_uN.0 >= i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, i_1!`%`_uN.0) >= $signed_(N, i_2!`%`_uN.0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fneg_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -7835,9 +8522,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -7856,26 +8565,69 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), c) = mk_lane__0_lane_(numtype, c)
-    -- wf_lane_: `%%`((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lane_: `%%`((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7883,7 +8635,16 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lit_: `%%`((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -7891,7 +8652,15 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7899,103 +8668,103 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`((!($cunpack((packtype : packtype <: storagetype))) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CLZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CTZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, POPCNT_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, M : nat, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, ABS_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEG_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, SQRT_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, CEIL_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, FLOOR_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, TRUNC_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEAREST_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, DIV_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, REM_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, AND_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, OR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, XOR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHR_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32(i_2!`%`_uN.0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, ADD_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, SUB_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MUL_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, DIV_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MIN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MAX_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8033,37 +8802,48 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(Inn_1, i_1)) = [$reinterpret__((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_num__0_num_(Inn_1, i_1))]
     -- if ($size((Inn_1 : addrtype <: numtype)) = $size((Fnn_2 : Fnn <: numtype)))
-    -- wf_num_: `%%`((Inn_1 : addrtype <: numtype), mk_num__0_num_(Inn_1, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(Fnn_1, f_1)) = [$reinterpret__((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_num__1_num_(Fnn_1, f_1))]
     -- if ($size((Fnn_1 : Fnn <: numtype)) = $size((Inn_2 : addrtype <: numtype)))
-    -- wf_num_: `%%`((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -8108,13 +8888,11 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if (i!`%`_uN.0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[i!`%`_uN.0] else (if ($signed_(N, i!`%`_uN.0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[(i!`%`_uN.0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
@@ -8122,8 +8900,9 @@ def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   def $ivunop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})]
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
@@ -8131,6 +8910,9 @@ def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   def $fvunop_{Fnn : Fnn, M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`}
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
 
@@ -8141,8 +8923,10 @@ def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8151,8 +8935,10 @@ def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, s
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8161,6 +8947,10 @@ def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8171,6 +8961,10 @@ def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8182,6 +8976,11 @@ def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*,
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8193,6 +8992,11 @@ def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8203,8 +9007,10 @@ def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8214,8 +9020,10 @@ def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8226,8 +9034,9 @@ def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(c!`%`_uN.0)))))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((Fnn : Fnn <: numtype)), $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_uN: `%%`(1, `%`_uN($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))!`%`_uN.0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8237,8 +9046,9 @@ def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : v
   def $ivshiftop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
@@ -8246,8 +9056,9 @@ def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : i
   def $ivshiftopsx_{Jnn : Jnn, M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
@@ -8255,7 +9066,8 @@ def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   def $ivbitmaskop_{Jnn : Jnn, M : nat, v_1 : uN, c : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1) = $irev_(32, c)
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- if ($ibits_(32, c) = `%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)*{c_1 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter))*{iter <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_bit: `%`(`%`_bit($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))!`%`_uN.0)))*{c_1 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
@@ -8267,8 +9079,10 @@ def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
@@ -8277,6 +9091,8 @@ def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : lane_*} c*{c <- `c*`} = c_1*{c_1 <- `c_1*`} ++ c_2*{c_2 <- `c_2*`}[i!`%`_uN.0]*{i <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8304,175 +9120,142 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vternop__0_vternop_(Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(Jnn_1, M_1, Jnn_2, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__2_lane_(Jnn_2, c)]
     -- let{c : iN} c = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c))
+    -- wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(Jnn_1, M_1, Fnn_2, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half?{half <- `half?`}, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))]
     -- let{c : fN} c = $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c)))
+    -- wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
@@ -8482,7 +9265,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8491,7 +9277,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8500,7 +9289,11 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -8508,31 +9301,25 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{Jnn : Jnn, M : nat, v : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i*{i <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8543,6 +9330,11 @@ def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ :
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c'_1)))*{c'_1 <- `c'_1*`}
@@ -8553,8 +9345,6 @@ def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i*{i <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax N, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = i!`%`_uN.0*{i <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1)))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2)))*{j_2 <- `j_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
@@ -8563,32 +9353,31 @@ def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn_1, M_1, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8599,8 +9388,11 @@ def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : i
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8612,22 +9404,10 @@ def $ivmul_(N : N, iN*, iN*) : iN*
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -8638,7 +9418,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -8998,20 +9780,38 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), val) = ?((val : val <: fieldval))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{packtype : packtype, i : uN}((packtype : packtype <: storagetype), CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), ?(), (val : val <: fieldval)) = ?(val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{packtype : packtype, sx : sx, i : uN}((packtype : packtype <: storagetype), ?(sx), PACK_fieldval(packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -9082,11 +9882,29 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9097,61 +9915,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9162,123 +10088,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[x!`%`_uN.0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[x!`%`_uN.0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[x!`%`_uN.0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[x!`%`_uN.0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b*{b <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[x!`%`_uN.0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r*{r <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[x!`%`_uN.0]].REFS_eleminst = r*{r <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b*{b <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[x!`%`_uN.0]].BYTES_datainst = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si*{si <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai*{ai <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn*{exn <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -9289,12 +10429,21 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if (i'!`%`_uN.0 = (|r'*{r' <- `r'*`}| + n))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if ((i'!`%`_uN.0 : nat <:> int) <= (((2 ^ $size((at : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9304,27 +10453,31 @@ def $growmem(meminst : meminst, nat : nat) : meminst?
     -- if ((i'!`%`_uN.0 : nat <:> rat) = (((|b*{b <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if (i'!`%`_uN.0 <= j!`%`_uN.0))?{j <- `j?`}
     -- if (i'!`%`_uN.0 <= (2 ^ ((($size((at : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES b*{b <- `b*`}})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j?{j <- `j?`})), BYTES b*{b <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9334,65 +10487,41 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -9401,9 +10530,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9414,31 +10540,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, (num : num <: val), (nt : numtype <: valtype))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, (vec : vec <: val), (vt : vectype <: valtype))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, (ref : ref <: val), (rt : reftype <: valtype))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -9446,16 +10563,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, (val : val <: fieldval), (t : valtype <: storagetype))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, (packval : packval <: fieldval), (pt : packtype <: storagetype))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9466,44 +10578,32 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
   rule tag{s : store, a : addr, taginst : taginst}:
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9513,36 +10613,82 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_pure_before_ref.eq-true`: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null_0`{ref_1 : ref, ref_2 : ref}:
     `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9550,265 +10696,174 @@ relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([(val : val <: instr) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_1 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_2 : val <: instr)])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if (l!`%`_uN.0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if (l!`%`_uN.0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx((((l!`%`_uN.0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if (!($proj_num__0(c))!`%`_uN.0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if (!($proj_num__0(c))!`%`_uN.0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0])])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[!($proj_num__0(i))!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [(val : val <: instr)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [(val : val <: instr) BR_instr(l)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`((val : val <: instr)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([(val : val <: instr) `LOCAL.TEE`_instr(x)], [(val : val <: instr) (val : val <: instr) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [(ref : ref <: instr)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9816,225 +10871,151 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref_1 =/= ref_2)
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([(val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [(ref : ref <: instr)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -10042,71 +11023,53 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if (i*{i <- `i*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1))
     -- if (!($proj_num__0(c))!`%`_uN.0 = $prod($inez_($jsizenn(Jnn), !($proj_lane__2(i)))!`%`_uN.0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vextract_lane-num`{c_1 : vec_, nt : numtype, M : M, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)))
 
@@ -10114,75 +11077,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
   rule `vextract_lane-pack`{c_1 : vec_, pt : packtype, M : M, sx : sx, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i)], [CONST_instr(I32_numtype, c_2)])
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[i!`%`_uN.0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[i!`%`_uN.0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__(sh_1!`%`_ishape.0, sh_2!`%`_ishape.0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t?{t <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_br_on_cast-fail`: `%`(config)
@@ -10192,8 +11147,7 @@ relation `Step_read_before_br_on_cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10204,7 +11158,7 @@ relation `Step_read_before_br_on_cast_fail-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10212,34 +11166,24 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-zero`: `%`(config)
@@ -10247,8 +11191,7 @@ relation `Step_read_before_table.fill-zero`: `%`(config)
   rule `table.fill-oob_0`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-zero`: `%`(config)
@@ -10256,8 +11199,8 @@ relation `Step_read_before_table.copy-zero`: `%`(config)
   rule `table.copy-oob_0`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-le`: `%`(config)
@@ -10266,14 +11209,13 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-gt`: `%`(config)
@@ -10282,29 +11224,19 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-zero`: `%`(config)
@@ -10312,8 +11244,8 @@ relation `Step_read_before_table.init-zero`: `%`(config)
   rule `table.init-oob_0`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-zero`: `%`(config)
@@ -10321,8 +11253,7 @@ relation `Step_read_before_memory.fill-zero`: `%`(config)
   rule `memory.fill-oob_0`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-zero`: `%`(config)
@@ -10330,8 +11261,8 @@ relation `Step_read_before_memory.copy-zero`: `%`(config)
   rule `memory.copy-oob_0`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-le`: `%`(config)
@@ -10340,14 +11271,13 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-zero`: `%`(config)
@@ -10355,8 +11285,8 @@ relation `Step_read_before_memory.init-zero`: `%`(config)
   rule `memory.init-oob_0`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_ref.test-false`: `%`(config)
@@ -10366,8 +11296,7 @@ relation `Step_read_before_ref.test-false`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10378,7 +11307,7 @@ relation `Step_read_before_ref.cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10387,8 +11316,21 @@ relation `Step_read_before_array.fill-zero`: `%`(config)
   rule `array.fill-oob_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.fill-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-zero_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-oob_1`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-zero`: `%`(config)
@@ -10396,15 +11338,13 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
   rule `array.copy-oob2_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-le`: `%`(config)
@@ -10413,21 +11353,18 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-gt`: `%`(config)
@@ -10437,17 +11374,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10455,37 +11381,52 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-zero`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob2_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
+    -- wf_eleminst: `%`($elem(z, y))
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-zero_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (n = 0)
 
-;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-relation `Step_read_before_array.init_elem-zero`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  rule `array.init_elem-oob2_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+  rule `array.init_elem-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+  rule `array.init_elem-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-zero`: `%`(config)
@@ -10494,16 +11435,14 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-num`: `%`(config)
@@ -10512,23 +11451,20 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -10536,16 +11472,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10554,15 +11488,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]), [(ref : ref <: instr)])
     -- ~ `Step_read_before_br_on_cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -10570,29 +11502,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [(ref : ref <: instr) BR_instr(l)])
     -- ~ `Step_read_before_br_on_cast_fail-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -10601,8 +11527,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`(fi.TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -10611,307 +11536,228 @@ relation Step_read: `%~>%`(config, instr*)
   rule return_call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [RETURN_CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[x!`%`_uN.0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- ~ `Step_read_before_throw_ref-handler-next`: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [($table(z, x).REFS_tableinst[!($proj_num__0(i))!`%`_uN.0] : ref <: instr)])
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$table(z, x).REFS_tableinst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.FILL`_instr(x)])
     -- if (n =/= 0)
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$table(z, x_1).REFS_tableinst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- ~ `Step_read_before_table.copy-gt`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$table(z, x).REFS_tableinst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) <= |$table(z, x).REFS_tableinst|) /\ ((!($proj_num__0(j))!`%`_uN.0 + n) <= |$elem(z, y).REFS_eleminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) ($elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0] : ref <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.INIT`_instr(x, y)])
     -- if (n =/= 0)
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) <= |$table(z, x).REFS_tableinst|) /\ ((!($proj_num__0(j))!`%`_uN.0 + n) <= |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c)))])
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -10919,8 +11765,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-splat-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -10929,8 +11774,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0))^M{}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(j!`%`_uN.0)))
 
@@ -10938,8 +11784,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-zero-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -10947,15 +11792,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[(!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -10964,8 +11809,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[j!`%`_uN.0] = mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN(k!`%`_uN.0)))
 
@@ -10974,49 +11821,39 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$mem(z, x).BYTES_meminst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.FILL`_instr(x)])
     -- if (n =/= 0)
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [])
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ ((!($proj_num__0(i_2))!`%`_uN.0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11024,15 +11861,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (n =/= 0)
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ ((!($proj_num__0(i_2))!`%`_uN.0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if (!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11040,55 +11868,33 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (!($proj_num__0(i_1))!`%`_uN.0 > !($proj_num__0(i_2))!`%`_uN.0)
     -- if (n =/= 0)
     -- if (((!($proj_num__0(i_1))!`%`_uN.0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ ((!($proj_num__0(i_2))!`%`_uN.0 + n) <= |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [TRAP_instr])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) > |$mem(z, x).BYTES_meminst|) \/ ((!($proj_num__0(j))!`%`_uN.0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [])
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) <= |$mem(z, x).BYTES_meminst|) /\ ((!($proj_num__0(j))!`%`_uN.0 + n) <= |$data(z, y).BYTES_datainst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.INIT`_instr(x, y)])
     -- if (n =/= 0)
     -- if (((!($proj_num__0(i))!`%`_uN.0 + n) <= |$mem(z, x).BYTES_meminst|) /\ ((!($proj_num__0(j))!`%`_uN.0 + n) <= |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0]!`%`_byte.0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0])])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[x!`%`_uN.0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11096,16 +11902,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_read_before_ref.test-false`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11113,37 +11916,31 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- ~ `Step_read_before_ref.cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
     `%~>%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]), (val : val <: instr)*{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [(!($unpackfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], sx?{sx <- `sx?`}, $structinst(z)[a].FIELDS_structinst[i!`%`_uN.0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11151,33 +11948,28 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]), (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-oob`{z : state, i : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), (ref : ref <: instr)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[!($proj_num__0(i))!`%`_uN.0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(i))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11185,129 +11977,88 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), $const(!($cunpack(zt)), $cunpacknum_(zt, c))^n{c <- `c*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[!($proj_num__0(i))!`%`_uN.0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [(!($unpackfield_(zt, sx?{sx <- `sx?`}, $arrayinst(z)[a].FIELDS_arrayinst[!($proj_num__0(i))!`%`_uN.0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
-    -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
-    -- if (n =/= 0)
-    -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
+    -- ~ `Step_read_before_array.fill-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
-    -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
-    -- if (n =/= 0)
-    -- if ((!($proj_num__0(i_2))!`%`_uN.0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if ((!($proj_num__0(i_1))!`%`_uN.0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ((!($proj_num__0(i_1))!`%`_uN.0 <= !($proj_num__0(i_2))!`%`_uN.0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_1))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i_2))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11316,84 +12067,53 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.copy-gt`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_1))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(((((!($proj_num__0(i_2))!`%`_uN.0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(j))!`%`_uN.0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
-    -- if ((!($proj_num__0(j))!`%`_uN.0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (ref : ref <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
-    -- if (n =/= 0)
-    -- if ((!($proj_num__0(j))!`%`_uN.0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if ((!($proj_num__0(i))!`%`_uN.0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (ref = $elem(z, y).REFS_eleminst[!($proj_num__0(j))!`%`_uN.0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- if ((!($proj_num__0(i))!`%`_uN.0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((!($proj_num__0(j))!`%`_uN.0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11401,7 +12121,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -11409,15 +12128,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.init_data-num`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[!($proj_num__0(j))!`%`_uN.0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(i))!`%`_uN.0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((!($proj_num__0(j))!`%`_uN.0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11429,23 +12141,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11453,8 +12160,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11462,8 +12167,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11471,8 +12174,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -11482,104 +12183,88 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`(!($as_deftype($tag(z, x).TYPE_taginst)), `FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- if (a = |$exninst(z)|)
     -- if (exn = {TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[x!`%`_uN.0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
     -- if (!($proj_num__0(i))!`%`_uN.0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, !($proj_num__0(i))!`%`_uN.0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if (((!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -11587,28 +12272,23 @@ relation Step: `%~>%`(config, config)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, (!($proj_num__0(i))!`%`_uN.0 + ao.OFFSET_memarg!`%`_uN.0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))}
     -- wf_uN: `%%`(N, `%`_uN(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[j!`%`_uN.0]))!`%`_uN.0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
   rule `memory.grow-succeed`{z : state, at : addrtype, n : n, x : idx, mi : meminst}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -11616,23 +12296,18 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (a = |$structinst(z)|)
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config($with_struct(z, a, i!`%`_uN.0, !($packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val))), []))
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, i!`%`_uN.0, !($packfield_(zt*{zt <- `zt*`}[i!`%`_uN.0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -11640,30 +12315,24 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]), `%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if (!($proj_num__0(i))!`%`_uN.0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, !($packfield_(zt, val))), []))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, !($proj_num__0(i))!`%`_uN.0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -11675,7 +12344,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -11683,8 +12351,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11717,9 +12385,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11731,6 +12408,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'*{tagtype' <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'*{ja' <- `ja'*`}) = $alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11738,9 +12431,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11752,6 +12455,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'*{globaltype' <- `globaltype'*`}, [val] ++ val'*{val' <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'*{ga' <- `ga'*`}) = $allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11759,9 +12479,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^(i!`%`_uN.0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11773,6 +12502,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'*{memtype' <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'*{ma' <- `ma'*`}) = $allocmems(s_1, memtype'*{memtype' <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'*{memtype' <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11780,9 +12525,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^i!`%`_uN.0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11794,6 +12549,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'*{tabletype' <- `tabletype'*`}, [ref] ++ ref'*{ref' <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'*{ta' <- `ta'*`}) = $alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11801,9 +12573,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11815,6 +12597,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'*{dt' <- `dt'*`}, [funccode] ++ funccode'*{funccode' <- `funccode'*`}, [moduleinst] ++ moduleinst'*{moduleinst' <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'*{fa' <- `fa'*`}) = $allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11822,9 +12621,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte*{byte <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte*{byte <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte*{byte <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11836,6 +12644,22 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'*{ok' <- `ok'*`}, [b*{b <- `b*`}] ++ b'*{b' <- `b'*`}*{`b'*` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
     -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b*{b <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'*{da' <- `da'*`}) = $allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b*{b <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11843,9 +12667,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref*{ref <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref*{ref <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref*{ref <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11857,31 +12691,63 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'*{rt' <- `rt'*`}, [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref*{ref <- `ref*`})
     -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'*{ea' <- `ea'*`}) = $allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref*{ref <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[x!`%`_uN.0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[x!`%`_uN.0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export*{export <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11910,8 +12776,19 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- if ((s_7, fa*{fa <- `fa*`}) = $allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}))
     -- if (xi*{xi <- `xi*`} = $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`}))
     -- if (moduleinst = {TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tagtype <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tagtype <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{globaltype <- `globaltype*`}, val_G*{val_G <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{globaltype <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{memtype <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{memtype <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tabletype <- `tabletype*`}, ref_T*{ref_T <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tabletype <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data*{data <- `data*`}|{}, byte*{byte <- `byte*`}*{`byte*` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{elemtype <- `elemtype*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{elemtype <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt*{dt <- `dt*`}[x!`%`_uN.0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter))*{iter <- $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`})}
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_tag: `%`(TAG_tag(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -11923,16 +12800,36 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- wf_moduleinst: `%`({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_moduleinst: `%`({TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b^n{b <- `b*`}, PASSIVE_datamode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b^n{b <- `b*`}, ACTIVE_datamode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -11940,13 +12837,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, ACTIVE_elemmode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -11959,8 +12861,24 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'*{expr' <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [(ref : ref <: val)])
     -- let{z'' : state, `ref'*` : ref*} (z'', ref'*{ref' <- `ref'*`}) = $evalexprs(z', expr'*{expr' <- `expr'*`})
-    -- wf_ref: `%`(ref)
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'*{expr' <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr'*{expr' <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11974,6 +12892,25 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr*{expr <- `expr*`}] ++ expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
     -- let{`ref*` : ref*, z' : state} (z', ref*{ref <- `ref*`}) = $evalexprs(z, expr*{expr <- `expr*`})
     -- let{z'' : state, `ref'**` : ref**} (z'', ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr*{expr <- `expr*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z, expr*{expr <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11989,12 +12926,30 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
     -- let{z'' : state, `val'*` : val*} (z'', val'*{val' <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`})
-    -- wf_val: `%`(val)
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12018,7 +12973,18 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- let{`instr_E*` : instr*} instr_E*{instr_E <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})
     -- let{`instr_S?` : instr?} instr_S?{instr_S <- `instr_S?`} = CALL_instr(x)?{x <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T*{expr_T <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr_T*{expr_T <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])^(i_D<|data*{data <- `data*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])}^(i_D<|data*{data <- `data*`}|){}
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])}^(i_E<|elem*{elem <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -12033,15 +12999,34 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- (wf_uN: `%%`(32, `%`_uN(i_E)))^(i_E<|elem*{elem <- `elem*`}|){}
     -- (wf_instr: `%`(CALL_instr(x)))?{x <- `x?`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val*{val <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))])
     -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Val_ok: `%|-%:%`(s, val, t_1))*{t_1 <- `t_1*`, val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))]))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
 
@@ -12060,6 +13045,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -12104,11 +13097,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'*{I' <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -12126,7 +13131,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -12241,6 +13256,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -12254,6 +13282,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -12267,6 +13308,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -12280,6 +13334,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -12293,6 +13360,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -12306,6 +13386,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -12319,6 +13412,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -12332,6 +13438,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -12345,6 +13464,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -12355,11 +13487,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'*{decl' <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl*{decl <- `decl*`}) = true
     -- if ($importsd(decl*{decl <- `decl*`}) = [])
+    -- (wf_import: `%`(iter))*{iter <- $importsd(decl*{decl <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl_1*` : decl*, import : import, `decl_2*` : decl*}(decl_1*{decl_1 <- `decl_1*`} ++ [(import : import <: decl)] ++ decl_2*{decl_2 <- `decl_2*`}) = (((((($importsd(decl_1*{decl_1 <- `decl_1*`}) = []) /\ ($tagsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($memsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1*{decl_1 <- `decl_1*`}) = []))
 
@@ -12383,7 +13529,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt : reftype <: valtype)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt' : reftype <: valtype)])))?{rt' <- `rt'?`}
     -- (if (x!`%`_uN.0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype((rt : reftype <: valtype)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift((rt' : reftype <: valtype)?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -12397,23 +13542,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -12422,8 +13560,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12432,9 +13568,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -12452,9 +13586,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- (Exportinst_ok: `%|-%:OK`(s, exportinst))*{exportinst <- `exportinst*`}
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -12469,10 +13600,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     `%|-%:%`(s, {LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst}, C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -12483,29 +13610,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, (ref : ref <: instr), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -12515,30 +13631,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -12546,9 +13651,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -12556,11 +13658,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instr_ok2: `%;%|-%:%`(s, C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[x_1!`%`_uN.0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -12572,10 +13670,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -12583,10 +13677,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -12595,9 +13685,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -12607,8 +13694,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12618,10 +13703,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -12630,10 +13713,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -12643,10 +13724,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -12657,9 +13736,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE (func : func <: funccode)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12669,8 +13746,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12680,8 +13755,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12692,8 +13765,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- if ((dt : deftype <: typeuse) = s.TAGS_store[ta].TYPE_taginst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12706,9 +13777,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -12716,8 +13784,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.STRUCT_ADDR`_fieldval(a), s, s.STRUCTS_store[a].FIELDS_structinst[i])
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -12725,21 +13791,15 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
   rule `ref.array`{a : addr, s : store, i : nat, zt : storagetype}:
     `%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, s.ARRAYS_store[a].FIELDS_arrayinst[i])
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
   rule `ref.exn`{a : addr, s : store, i : nat}:
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, (s.EXNS_store[a].FIELDS_exninst[i] : val <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, (ref : ref <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12757,9 +13817,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -12780,7 +13837,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -12796,7 +13852,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -12804,8 +13859,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -12814,8 +13867,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -12824,15 +13875,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -12840,8 +13888,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -12849,8 +13895,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -12859,8 +13903,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12870,8 +13912,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12879,7 +13919,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -12896,8 +13935,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (Extend_structinst: `%<=%`(s.STRUCTS_store[a], s'.STRUCTS_store[a]))^(a<|s.STRUCTS_store|){}
     -- (Extend_arrayinst: `%<=%`(s.ARRAYS_store[a], s'.ARRAYS_store[a]))^(a<|s.ARRAYS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -12906,8 +13943,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -12918,7 +13953,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -12979,17 +14013,11 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[x!`%`_uN.0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -12997,8 +14025,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -13008,27 +14034,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -13054,6 +14079,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -13065,6 +14099,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'*{X' <- `X'*`}, [Y] ++ Y'*{Y' <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'*{a' <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
@@ -15431,7 +16480,7 @@ grammar Tblocktype_(I : I) : blocktype
   prod{`t?` : valtype?} t?{t <- `t?`}:Tresult_(I)?{} => _RESULT_blocktype(t?{t <- `t?`})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(I : I) : catch
@@ -15502,7 +16551,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -15511,7 +16560,7 @@ grammar Tplaininstr_(I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(I)} {(y, I'):Ttypeuse_(I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))*{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
diff --git a/spectec/test-middlend/specification.exp/08-uncase-removal.il b/spectec/test-middlend/specification.exp/08-uncase-removal.il
index 2f3d052fab..0a4cb96f46 100644
--- a/spectec/test-middlend/specification.exp/08-uncase-removal.il
+++ b/spectec/test-middlend/specification.exp/08-uncase-removal.il
@@ -329,19 +329,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -402,23 +423,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 2048))
     -- if ($proj_char_0(ch).0 = (((2 ^ 6) * ((($proj_byte_0(b_1).0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 55296)) \/ ((57344 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 65536)))
     -- if ($proj_char_0(ch).0 = ((((2 ^ 12) * ((($proj_byte_0(b_1).0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 69632))
     -- if ($proj_char_0(ch).0 = (((((2 ^ 18) * ((($proj_byte_0(b_1).0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -612,10 +637,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -623,70 +656,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'*{free' <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -701,6 +826,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1065,73 +1199,157 @@ syntax Cnn =
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1440,7 +1658,15 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack{valtype : valtype}((valtype : valtype <: storagetype)) = valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack{packtype : packtype}((packtype : packtype <: storagetype)) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1478,10 +1704,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1519,6 +1753,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1532,6 +1779,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1545,6 +1805,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1571,6 +1844,21 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1580,11 +1868,27 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv*{tv <- `tv*`}, [tu_1] ++ tu*{tu <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1623,7 +1927,6 @@ def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
   def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null?{null <- `null?`}, ht), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
@@ -1635,7 +1938,6 @@ def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   def $subst_valtype{rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}((rt : reftype <: valtype), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ($subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) : reftype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
   def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
@@ -1648,31 +1950,28 @@ def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storaget
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
   def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut?{mut <- `mut?`}, zt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
   def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
   def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
   def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final?{final <- `final?`}, tu'*{tu' <- `tu'*`}, ct), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
   def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st*{st <- `st*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
@@ -1680,6 +1979,98 @@ def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1694,97 +2085,204 @@ def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut?{mut <- `mut?`}, t), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1*{xt_1 <- `xt_1*`}, xt_2*{xt_2 <- `xt_2*`}), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu^n{tu <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu^n{tu <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu^n{tu <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu^n{tu <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu^n{tu <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu^n{tu <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu^n{tu <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu^n{tu <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu^n{tu <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1802,21 +2300,18 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx(($proj_uN_0(x).0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
     -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
@@ -1824,23 +2319,52 @@ def $unrolldt(deftype : deftype) : subtype
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
     -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})) = $unrollrt(rectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -1849,11 +2373,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype{packtype : packtype}((packtype : packtype <: lanetype)) = $free_packtype(packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -1862,11 +2401,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype{vectype : vectype}((vectype : vectype <: consttype)) = $free_vectype(vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -1874,7 +2428,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1908,7 +2470,6 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{reftype : reftype}((reftype : reftype <: valtype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
@@ -1952,37 +2513,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{deftype : deftype}((deftype : deftype <: typeuse)) = $free_deftype(deftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut?{mut <- `mut?`}, valtype)) = $free_valtype(valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1996,11 +2709,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1*{externtype_1 <- `externtype_1*`}, externtype_2*{externtype_2 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2517,7 +3248,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4271,22 +5010,45 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{numtype : numtype, c : num_}((numtype : numtype <: consttype), mk_lit__0_lit_(numtype, c)) = CONST_instr(numtype, c)
-    -- wf_instr: `%`(CONST_instr(numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{vectype : vectype, c : uN}((vectype : vectype <: consttype), mk_lit__1_lit_(vectype, c)) = VCONST_instr(vectype, c)
-    -- wf_instr: `%`(VCONST_instr(vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`((consttype : consttype <: storagetype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4294,6 +5056,15 @@ def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4305,6 +5076,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4316,7 +5096,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'*{labelidx' <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'*{labelidx' <- `labelidx'*`}) = [`%`_labelidx(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4326,13 +5105,10 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
   def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype*{valtype <- `valtype*`}?{`valtype*` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
@@ -4363,7 +5139,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4374,7 +5149,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4437,13 +5211,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4452,10 +5223,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4480,7 +5249,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4491,10 +5259,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4551,6 +5317,30 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr*{instr <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr)*{instr <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr)*{instr <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr)))*{instr <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4558,6 +5348,15 @@ def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_expr{`instr*` : instr*}(instr*{instr <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
   | ACTIVE(tableidx : tableidx, expr : expr)
@@ -4748,85 +5547,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local*{local <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte*{byte <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr*{expr <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -4912,6 +5842,21 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -4927,6 +5872,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -4945,25 +5900,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -4974,21 +5947,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -4996,6 +5966,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5003,7 +5974,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -5021,6 +5991,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -5029,20 +6009,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, (absheaptype : absheaptype <: heaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, (typeuse : typeuse <: heaptype))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5050,8 +6025,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5059,26 +6032,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, (numtype : numtype <: valtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, (vectype : vectype <: valtype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, (reftype : reftype <: valtype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5086,22 +6053,17 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
   rule typeidx{C : context, typeidx : typeidx, dt : deftype}:
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if (C.TYPES_context[$proj_uN_0(typeidx).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, (deftype : deftype <: typeuse))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5109,8 +6071,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5118,8 +6078,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5127,14 +6085,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, (valtype : valtype <: storagetype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, (packtype : packtype <: storagetype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5142,23 +6097,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5171,8 +6120,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, (typeuse : typeuse <: heaptype)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, (typeuse : typeuse <: heaptype))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5180,16 +6128,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5199,7 +6143,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5208,26 +6151,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
   rule struct{C : context, `ft_1*` : fieldtype*, `ft'_1*` : fieldtype*, `ft_2*` : fieldtype*}:
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5235,14 +6169,13 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- Heaptype_sub: `%|-%<:%`(C, (typeuse*{typeuse <- `typeuse*`}[i] : typeuse <: heaptype), (deftype_2 : deftype <: heaptype))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5250,8 +6183,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5259,118 +6190,79 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, (deftype_1 : deftype <: heaptype), (deftype_2 : deftype <: heaptype))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, (C.TYPES_context[$proj_uN_0(typeidx).0] : deftype <: heaptype), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, (C.TYPES_context[$proj_uN_0(typeidx).0] : deftype <: heaptype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
   rule `rec-array`{C : context, i : n, `final?` : final?, fieldtype : fieldtype}:
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
   rule `rec-func`{C : context, i : n, `final?` : final?, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
   rule `rec-sub`{C : context, i : n, `typeuse*` : typeuse*, j : nat, `final?` : final?, ct : comptype}:
     `%|-%<:%`(C, REC_heaptype(i), (typeuse*{typeuse <- `typeuse*`}[j] : typeuse <: heaptype))
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5378,9 +6270,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5389,9 +6278,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5400,9 +6286,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5411,18 +6294,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5430,17 +6307,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5448,28 +6319,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, (numtype_1 : numtype <: valtype), (numtype_2 : numtype <: valtype))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, (vectype_1 : vectype <: valtype), (vectype_2 : vectype <: valtype))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, (reftype_1 : reftype <: valtype), (reftype_2 : reftype <: valtype))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5477,9 +6340,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
   rule _{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5487,15 +6347,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, (valtype_1 : valtype <: storagetype), (valtype_2 : valtype <: storagetype))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, (packtype_1 : packtype <: storagetype), (packtype_2 : packtype <: storagetype))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5503,18 +6359,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5523,8 +6373,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5534,9 +6382,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5544,16 +6390,11 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`((deftype : deftype <: typeuse), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5576,9 +6417,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[$proj_uN_0(x).0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[$proj_uN_0(x).0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5589,17 +6428,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
 }
@@ -5611,8 +6445,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5621,8 +6453,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5631,8 +6461,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5640,8 +6468,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size((addrtype : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5650,8 +6476,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size((addrtype : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5659,37 +6483,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5701,10 +6515,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
     -- if (x*{x <- `x*`} = $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`}))
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5714,17 +6526,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -5733,7 +6539,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, (deftype_1 : deftype <: typeuse), (deftype_2 : deftype <: typeuse))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -5741,18 +6546,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -5760,9 +6559,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -5772,9 +6568,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -5782,41 +6575,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype((deftype_1 : deftype <: typeuse)), FUNC_externtype((deftype_2 : deftype <: typeuse)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype((deftype_1 : deftype <: typeuse)))
-    -- wf_externtype: `%`(FUNC_externtype((deftype_2 : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -5824,17 +6602,11 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5844,8 +6616,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5853,50 +6623,49 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_REF_catch(x, l))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Inn : addrtype}((Inn : addrtype <: valtype)) = ?(?(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Fnn : Fnn}((Fnn : Fnn <: valtype)) = ?(?(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))))
-    -- wf_val: `%`(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Vnn : vectype}((Vnn : vectype <: valtype)) = ?(?(VCONST_val(Vnn, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(Vnn, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{t : valtype}:
     `|-%DEFAULTABLE`(t)
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -5905,7 +6674,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size((at : addrtype <: numtype))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -5920,33 +6688,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -5954,18 +6711,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = (numtype : numtype <: valtype)) \/ (t' = (vectype : vectype <: valtype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5975,8 +6727,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -5987,9 +6737,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6000,18 +6747,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
   rule br_if{C : context, l : labelidx, `t*` : valtype*}:
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -6019,8 +6760,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- (Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l).0]))*{l <- `l*`}
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l').0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -6028,17 +6767,11 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_ON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6048,10 +6781,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [($diffrt(rt_1, rt_2) : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6061,27 +6791,19 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [(rt_2 : reftype <: valtype)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
   rule call_ref{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6090,9 +6812,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6102,9 +6821,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6114,10 +6830,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6128,10 +6841,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6144,10 +6854,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6158,9 +6865,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, THROW_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6168,9 +6872,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6179,8 +6880,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6189,48 +6888,30 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, `REF.FUNC`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6238,9 +6919,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6248,24 +6926,15 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6273,9 +6942,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6284,9 +6951,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6295,9 +6959,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `STRUCT.SET`_instr(x, i), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6305,9 +6966,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `array.new`{C : context, x : idx, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6315,18 +6973,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
   rule `array.new_fixed`{C : context, x : idx, n : n, zt : storagetype, `mut?` : mut?}:
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6334,9 +6987,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[$proj_uN_0(y).0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6345,9 +6995,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6355,34 +7003,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
   rule `array.set`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6391,9 +7027,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_1).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_2).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6402,9 +7035,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.INIT_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- Storagetype_sub: `%|-%<:%`(C, (C.ELEMS_context[$proj_uN_0(y).0] : reftype <: storagetype), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6413,115 +7043,77 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
   rule `local.set`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
   rule `local.tee`{C : context, x : idx, t : valtype, init : init}:
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
   rule `global.get`{C : context, x : idx, t : valtype, `mut?` : mut?}:
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
   rule `global.set`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
   rule `table.get`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
   rule `table.set`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
   rule `table.size`{C : context, x : idx, at : addrtype, lim : limits, rt : reftype}:
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
   rule `table.grow`{C : context, x : idx, rt : reftype, at : addrtype, lim : limits}:
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
   rule `table.fill`{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6530,9 +7122,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[$proj_uN_0(x_1).0] = `%%%`_tabletype(at_1, lim_1, rt_1))
     -- if (C.TABLES_context[$proj_uN_0(x_2).0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6542,46 +7131,31 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt_1))
     -- if (C.ELEMS_context[$proj_uN_0(y).0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
   rule `elem.drop`{C : context, x : idx, rt : reftype}:
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.ELEMS_context[$proj_uN_0(x).0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
   rule `memory.grow`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
   rule `memory.fill`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -6589,9 +7163,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[$proj_uN_0(x_1).0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if (C.MEMS_context[$proj_uN_0(x_2).0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -6600,27 +7171,18 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.INIT`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
   rule `data.drop`{C : context, x : idx}:
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if (C.DATAS_context[$proj_uN_0(x).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
     `%|-%:%`(C, LOAD_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -6628,9 +7190,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -6638,9 +7197,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr(nt, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -6648,9 +7204,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -6658,9 +7211,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -6668,9 +7218,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -6678,9 +7225,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -6688,9 +7232,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -6699,9 +7240,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -6709,9 +7247,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, VSTORE_instr(V128_vectype, x, memarg), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -6720,217 +7255,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if ($proj_uN_0(i).0 < (2 * $proj_dim_0($dim($proj_bshape_0(sh).0)).0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim($proj_bshape_0(sh).0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -6938,10 +7387,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instr_ok: `%|-%:%`(C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -6953,9 +7399,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -6963,9 +7406,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -6975,8 +7415,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6985,88 +7423,62 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
   rule _{t : valtype}:
     `|-%NONDEFAULTABLE`(t)
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7074,8 +7486,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     `%|-%CONST`(C, BINOP_instr((Inn : addrtype <: numtype), binop))
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr((Inn : addrtype <: numtype), binop))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7086,8 +7496,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7096,9 +7504,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7108,7 +7513,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if ($proj_uN_0(x).0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7118,8 +7522,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7129,8 +7531,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7139,8 +7539,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7150,8 +7548,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (rt : reftype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7160,17 +7556,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7180,8 +7570,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7190,16 +7578,12 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
     `%|-%:%`(C, ACTIVE_datamode(x, expr), OK_datatype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7208,24 +7592,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7233,9 +7609,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7246,8 +7619,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, (elemtype : reftype <: valtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7255,8 +7626,6 @@ relation Start_ok: `%|-%:OK`(context, start)
   rule _{C : context, x : idx}:
     `%|-%:OK`(C, START_start(x))
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7265,8 +7634,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7274,41 +7641,26 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
   rule tag{C : context, x : idx, jt : tagtype}:
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if (C.TAGS_context[$proj_uN_0(x).0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if (C.MEMS_context[$proj_uN_0(x).0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if (C.TABLES_context[$proj_uN_0(x).0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype((dt : deftype <: typeuse)))
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype((dt : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7316,9 +7668,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7328,17 +7677,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7350,14 +7694,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7381,7 +7723,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7408,11 +7749,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7464,81 +7807,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7570,10 +8104,16 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Jnn : Jnn}((Jnn : Jnn <: lanetype)) = mk_lane__2_lane_(Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Fnn : Fnn}((Fnn : Fnn <: lanetype)) = mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -7602,7 +8142,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -7622,28 +8161,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN(($proj_uN_0(i).0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN(($proj_uN_0(i).0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7651,7 +8185,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7659,7 +8192,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7667,13 +8199,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, $proj_uN_0(i_1).0)) /\ (j_2 = $signed_(N, $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7701,19 +8231,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7764,116 +8290,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fneg_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -7895,9 +8582,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -7916,26 +8625,69 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), c) = mk_lane__0_lane_(numtype, c)
-    -- wf_lane_: `%%`((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lane_: `%%`((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7943,7 +8695,16 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lit_: `%%`((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -7951,7 +8712,15 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -7959,103 +8728,103 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`((!($cunpack((packtype : packtype <: storagetype))) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CLZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CTZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, POPCNT_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, M : nat, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, ABS_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEG_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, SQRT_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, CEIL_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, FLOOR_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, TRUNC_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEAREST_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, DIV_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, REM_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, AND_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, OR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, XOR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHR_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, ADD_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, SUB_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MUL_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, DIV_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MIN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MAX_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8093,37 +8862,48 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(Inn_1, i_1)) = [$reinterpret__((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_num__0_num_(Inn_1, i_1))]
     -- if ($size((Inn_1 : addrtype <: numtype)) = $size((Fnn_2 : Fnn <: numtype)))
-    -- wf_num_: `%%`((Inn_1 : addrtype <: numtype), mk_num__0_num_(Inn_1, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(Fnn_1, f_1)) = [$reinterpret__((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_num__1_num_(Fnn_1, f_1))]
     -- if ($size((Fnn_1 : Fnn <: numtype)) = $size((Inn_2 : addrtype <: numtype)))
-    -- wf_num_: `%%`((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -8168,13 +8948,11 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else (if ($signed_(N, $proj_uN_0(i).0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[($proj_uN_0(i).0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
@@ -8182,8 +8960,9 @@ def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   def $ivunop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})]
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
@@ -8191,6 +8970,9 @@ def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   def $fvunop_{Fnn : Fnn, M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`}
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
 
@@ -8201,8 +8983,10 @@ def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8211,8 +8995,10 @@ def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, s
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8221,6 +9007,10 @@ def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8231,6 +9021,10 @@ def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8242,6 +9036,11 @@ def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*,
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8253,6 +9052,11 @@ def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8263,8 +9067,10 @@ def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8274,8 +9080,10 @@ def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8286,8 +9094,9 @@ def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))).0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c).0)))))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((Fnn : Fnn <: numtype)), $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))).0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))).0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8297,8 +9106,9 @@ def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : v
   def $ivshiftop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
@@ -8306,8 +9116,9 @@ def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : i
   def $ivshiftopsx_{Jnn : Jnn, M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
@@ -8315,7 +9126,8 @@ def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   def $ivbitmaskop_{Jnn : Jnn, M : nat, v_1 : uN, c : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1) = $irev_(32, c)
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))).0)*{c_1 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter))*{iter <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))).0)))*{c_1 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
@@ -8327,8 +9139,10 @@ def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
@@ -8337,6 +9151,8 @@ def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : lane_*} c*{c <- `c*`} = c_1*{c_1 <- `c_1*`} ++ c_2*{c_2 <- `c_2*`}[$proj_uN_0(i).0]*{i <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8364,175 +9180,142 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vternop__0_vternop_(Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(Jnn_1, M_1, Jnn_2, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__2_lane_(Jnn_2, c)]
     -- let{c : iN} c = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c))
+    -- wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(Jnn_1, M_1, Fnn_2, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half?{half <- `half?`}, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))]
     -- let{c : fN} c = $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c)))
+    -- wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
@@ -8542,7 +9325,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8551,7 +9337,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8560,7 +9349,11 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -8568,31 +9361,25 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{Jnn : Jnn, M : nat, v : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i*{i <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8603,6 +9390,11 @@ def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ :
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c'_1)))*{c'_1 <- `c'_1*`}
@@ -8613,8 +9405,6 @@ def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i*{i <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax N, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $proj_uN_0(i).0*{i <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1)))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2)))*{j_2 <- `j_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
@@ -8623,32 +9413,31 @@ def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn_1, M_1, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8659,8 +9448,11 @@ def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : i
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8672,22 +9464,10 @@ def $ivmul_(N : N, iN*, iN*) : iN*
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -8698,7 +9478,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -9058,20 +9840,38 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), val) = ?((val : val <: fieldval))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{packtype : packtype, i : uN}((packtype : packtype <: storagetype), CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), ?(), (val : val <: fieldval)) = ?(val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{packtype : packtype, sx : sx, i : uN}((packtype : packtype <: storagetype), ?(sx), PACK_fieldval(packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -9142,11 +9942,29 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9157,61 +9975,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9222,123 +10148,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[$proj_uN_0(x).0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b*{b <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r*{r <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r*{r <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b*{b <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si*{si <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai*{ai <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn*{exn <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -9349,12 +10489,21 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if ($proj_uN_0(i').0 = (|r'*{r' <- `r'*`}| + n))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j).0))?{j <- `j?`}
     -- if (($proj_uN_0(i').0 : nat <:> int) <= (((2 ^ $size((at : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9364,27 +10513,31 @@ def $growmem(meminst : meminst, nat : nat) : meminst?
     -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b*{b <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j).0))?{j <- `j?`}
     -- if ($proj_uN_0(i').0 <= (2 ^ ((($size((at : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES b*{b <- `b*`}})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j?{j <- `j?`})), BYTES b*{b <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9394,65 +10547,41 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -9461,9 +10590,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9474,31 +10600,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, (num : num <: val), (nt : numtype <: valtype))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, (vec : vec <: val), (vt : vectype <: valtype))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, (ref : ref <: val), (rt : reftype <: valtype))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -9506,16 +10623,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, (val : val <: fieldval), (t : valtype <: storagetype))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, (packval : packval <: fieldval), (pt : packtype <: storagetype))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9526,44 +10638,32 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
   rule tag{s : store, a : addr, taginst : taginst}:
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9573,36 +10673,82 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_pure_before_ref.eq-true`: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null_0`{ref_1 : ref, ref_2 : ref}:
     `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9610,265 +10756,174 @@ relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([(val : val <: instr) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_1 : val <: instr)])
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_2 : val <: instr)])
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if ($proj_uN_0(l).0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if ($proj_uN_0(l).0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [(val : val <: instr)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [(val : val <: instr) BR_instr(l)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`((val : val <: instr)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([(val : val <: instr) `LOCAL.TEE`_instr(x)], [(val : val <: instr) (val : val <: instr) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [(ref : ref <: instr)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9876,225 +10931,151 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref_1 =/= ref_2)
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([(val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [(ref : ref <: instr)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -10102,71 +11083,53 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if (i*{i <- `i*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1))
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = $prod($proj_uN_0($inez_($jsizenn(Jnn), !($proj_lane__2(i)))).0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vextract_lane-num`{c_1 : vec_, nt : numtype, M : M, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)))
 
@@ -10174,75 +11137,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
   rule `vextract_lane-pack`{c_1 : vec_, pt : packtype, M : M, sx : sx, i : laneidx, c_2 : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i)], [CONST_instr(I32_numtype, c_2)])
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t?{t <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_br_on_cast-fail`: `%`(config)
@@ -10252,8 +11207,7 @@ relation `Step_read_before_br_on_cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10264,7 +11218,7 @@ relation `Step_read_before_br_on_cast_fail-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10272,34 +11226,24 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-zero`: `%`(config)
@@ -10307,8 +11251,7 @@ relation `Step_read_before_table.fill-zero`: `%`(config)
   rule `table.fill-oob_0`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-zero`: `%`(config)
@@ -10316,8 +11259,8 @@ relation `Step_read_before_table.copy-zero`: `%`(config)
   rule `table.copy-oob_0`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-le`: `%`(config)
@@ -10326,14 +11269,13 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-gt`: `%`(config)
@@ -10342,29 +11284,19 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-zero`: `%`(config)
@@ -10372,8 +11304,8 @@ relation `Step_read_before_table.init-zero`: `%`(config)
   rule `table.init-oob_0`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-zero`: `%`(config)
@@ -10381,8 +11313,7 @@ relation `Step_read_before_memory.fill-zero`: `%`(config)
   rule `memory.fill-oob_0`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-zero`: `%`(config)
@@ -10390,8 +11321,8 @@ relation `Step_read_before_memory.copy-zero`: `%`(config)
   rule `memory.copy-oob_0`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-le`: `%`(config)
@@ -10400,14 +11331,13 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-zero`: `%`(config)
@@ -10415,8 +11345,8 @@ relation `Step_read_before_memory.init-zero`: `%`(config)
   rule `memory.init-oob_0`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_ref.test-false`: `%`(config)
@@ -10426,8 +11356,7 @@ relation `Step_read_before_ref.test-false`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10438,7 +11367,7 @@ relation `Step_read_before_ref.cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10447,8 +11376,21 @@ relation `Step_read_before_array.fill-zero`: `%`(config)
   rule `array.fill-oob_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.fill-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-zero_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-oob_1`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-zero`: `%`(config)
@@ -10456,15 +11398,13 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
   rule `array.copy-oob2_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-le`: `%`(config)
@@ -10473,21 +11413,18 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-gt`: `%`(config)
@@ -10497,17 +11434,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10515,37 +11441,52 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-zero`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob2_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
+    -- wf_eleminst: `%`($elem(z, y))
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-zero_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (n = 0)
 
-;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-relation `Step_read_before_array.init_elem-zero`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  rule `array.init_elem-oob2_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+  rule `array.init_elem-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+  rule `array.init_elem-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-zero`: `%`(config)
@@ -10554,16 +11495,14 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-num`: `%`(config)
@@ -10572,23 +11511,20 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -10596,16 +11532,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10614,15 +11548,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]), [(ref : ref <: instr)])
     -- ~ `Step_read_before_br_on_cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -10630,29 +11562,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [(ref : ref <: instr) BR_instr(l)])
     -- ~ `Step_read_before_br_on_cast_fail-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -10661,8 +11587,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`(fi.TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -10671,307 +11596,228 @@ relation Step_read: `%~>%`(config, instr*)
   rule return_call{z : state, x : idx, a : addr}:
     `%~>%`(`%;%`_config(z, [RETURN_CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse))])
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- ~ `Step_read_before_throw_ref-handler-next`: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [($table(z, x).REFS_tableinst[$proj_uN_0(!($proj_num__0(i))).0] : ref <: instr)])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.FILL`_instr(x)])
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
     -- ~ `Step_read_before_table.copy-gt`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) ($elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0] : ref <: instr) `TABLE.SET`_instr(x) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.INIT`_instr(x, y)])
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c)))])
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[(($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -10979,8 +11825,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-splat-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -10989,8 +11834,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0)))
 
@@ -10998,8 +11844,7 @@ relation Step_read: `%~>%`(config, instr*)
   rule `vload-zero-oob`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -11007,15 +11852,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -11024,8 +11869,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0)))
 
@@ -11034,49 +11881,39 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-oob`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.FILL`_instr(x)])
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]), [])
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11084,15 +11921,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11100,55 +11928,33 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 > $proj_uN_0(!($proj_num__0(i_2))).0)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [TRAP_instr])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [])
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]), [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.INIT`_instr(x, y)])
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0])])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11156,16 +11962,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_read_before_ref.test-false`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11173,37 +11976,31 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- ~ `Step_read_before_ref.cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
     `%~>%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]), (val : val <: instr)*{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [(!($unpackfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], sx?{sx <- `sx?`}, $structinst(z)[a].FIELDS_structinst[$proj_uN_0(i).0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11211,33 +12008,28 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]), (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-oob`{z : state, i : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), (ref : ref <: instr)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(i))).0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11245,129 +12037,88 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]), $const(!($cunpack(zt)), $cunpacknum_(zt, c))^n{c <- `c*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(i))).0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [(!($unpackfield_(zt, sx?{sx <- `sx?`}, $arrayinst(z)[a].FIELDS_arrayinst[$proj_uN_0(!($proj_num__0(i))).0])) : val <: instr)])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
-    -- if (n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
+    -- ~ `Step_read_before_array.fill-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
-    -- if (n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11376,84 +12127,53 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.copy-gt`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (ref : ref <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
-    -- if (n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (ref = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11461,7 +12181,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -11469,15 +12188,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.init_data-num`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11489,23 +12201,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11513,8 +12220,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11522,8 +12227,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11531,8 +12234,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -11542,104 +12243,88 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`(!($as_deftype($tag(z, x).TYPE_taginst)), `FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- if (a = |$exninst(z)|)
     -- if (exn = {TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -11647,28 +12332,23 @@ relation Step: `%~>%`(config, config)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))}
     -- wf_uN: `%%`(N, `%`_uN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
   rule `memory.grow-succeed`{z : state, at : addrtype, n : n, x : idx, mi : meminst}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -11676,23 +12356,18 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (a = |$structinst(z)|)
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val))), []))
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -11700,30 +12375,24 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]), `%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, val))), []))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -11735,7 +12404,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -11743,8 +12411,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11777,9 +12445,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11791,6 +12468,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'*{tagtype' <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'*{ja' <- `ja'*`}) = $alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11798,9 +12491,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11812,6 +12515,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'*{globaltype' <- `globaltype'*`}, [val] ++ val'*{val' <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'*{ga' <- `ga'*`}) = $allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11819,9 +12539,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11833,6 +12562,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'*{memtype' <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'*{ma' <- `ma'*`}) = $allocmems(s_1, memtype'*{memtype' <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'*{memtype' <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11840,9 +12585,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11854,6 +12609,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'*{tabletype' <- `tabletype'*`}, [ref] ++ ref'*{ref' <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'*{ta' <- `ta'*`}) = $alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11861,9 +12633,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11875,6 +12657,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'*{dt' <- `dt'*`}, [funccode] ++ funccode'*{funccode' <- `funccode'*`}, [moduleinst] ++ moduleinst'*{moduleinst' <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'*{fa' <- `fa'*`}) = $allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11882,9 +12681,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte*{byte <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte*{byte <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte*{byte <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11896,6 +12704,22 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'*{ok' <- `ok'*`}, [b*{b <- `b*`}] ++ b'*{b' <- `b'*`}*{`b'*` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
     -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b*{b <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'*{da' <- `da'*`}) = $allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b*{b <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11903,9 +12727,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref*{ref <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref*{ref <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref*{ref <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -11917,31 +12751,63 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'*{rt' <- `rt'*`}, [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref*{ref <- `ref*`})
     -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'*{ea' <- `ea'*`}) = $allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref*{ref <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export*{export <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -11970,8 +12836,19 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- if ((s_7, fa*{fa <- `fa*`}) = $allocfuncs(s_6, dt*{dt <- `dt*`}[$proj_uN_0(x).0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}))
     -- if (xi*{xi <- `xi*`} = $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`}))
     -- if (moduleinst = {TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tagtype <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tagtype <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{globaltype <- `globaltype*`}, val_G*{val_G <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{globaltype <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{memtype <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{memtype <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tabletype <- `tabletype*`}, ref_T*{ref_T <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tabletype <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data*{data <- `data*`}|{}, byte*{byte <- `byte*`}*{`byte*` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{elemtype <- `elemtype*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{elemtype <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt*{dt <- `dt*`}[$proj_uN_0(x).0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter))*{iter <- $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`})}
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_tag: `%`(TAG_tag(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -11983,16 +12860,36 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- wf_moduleinst: `%`({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_moduleinst: `%`({TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b^n{b <- `b*`}, PASSIVE_datamode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b^n{b <- `b*`}, ACTIVE_datamode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -12000,13 +12897,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, ACTIVE_elemmode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -12019,8 +12921,24 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'*{expr' <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [(ref : ref <: val)])
     -- let{z'' : state, `ref'*` : ref*} (z'', ref'*{ref' <- `ref'*`}) = $evalexprs(z', expr'*{expr' <- `expr'*`})
-    -- wf_ref: `%`(ref)
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'*{expr' <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr'*{expr' <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12034,6 +12952,25 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr*{expr <- `expr*`}] ++ expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
     -- let{`ref*` : ref*, z' : state} (z', ref*{ref <- `ref*`}) = $evalexprs(z, expr*{expr <- `expr*`})
     -- let{z'' : state, `ref'**` : ref**} (z'', ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr*{expr <- `expr*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z, expr*{expr <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12049,12 +12986,30 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
     -- let{z'' : state, `val'*` : val*} (z'', val'*{val' <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`})
-    -- wf_val: `%`(val)
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12078,7 +13033,18 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- let{`instr_E*` : instr*} instr_E*{instr_E <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})
     -- let{`instr_S?` : instr?} instr_S?{instr_S <- `instr_S?`} = CALL_instr(x)?{x <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T*{expr_T <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr_T*{expr_T <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])^(i_D<|data*{data <- `data*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])}^(i_D<|data*{data <- `data*`}|){}
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])}^(i_E<|elem*{elem <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -12093,15 +13059,34 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- (wf_uN: `%%`(32, `%`_uN(i_E)))^(i_E<|elem*{elem <- `elem*`}|){}
     -- (wf_instr: `%`(CALL_instr(x)))?{x <- `x?`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val*{val <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))])
     -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Val_ok: `%|-%:%`(s, val, t_1))*{t_1 <- `t_1*`, val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))]))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
 
@@ -12120,6 +13105,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -12164,11 +13157,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'*{I' <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -12186,7 +13191,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -12301,6 +13316,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -12314,6 +13342,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -12327,6 +13368,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -12340,6 +13394,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -12353,6 +13420,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -12366,6 +13446,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -12379,6 +13472,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -12392,6 +13498,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -12405,6 +13524,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -12415,11 +13547,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'*{decl' <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl*{decl <- `decl*`}) = true
     -- if ($importsd(decl*{decl <- `decl*`}) = [])
+    -- (wf_import: `%`(iter))*{iter <- $importsd(decl*{decl <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl_1*` : decl*, import : import, `decl_2*` : decl*}(decl_1*{decl_1 <- `decl_1*`} ++ [(import : import <: decl)] ++ decl_2*{decl_2 <- `decl_2*`}) = (((((($importsd(decl_1*{decl_1 <- `decl_1*`}) = []) /\ ($tagsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($memsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1*{decl_1 <- `decl_1*`}) = []))
 
@@ -12443,7 +13589,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt : reftype <: valtype)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt' : reftype <: valtype)])))?{rt' <- `rt'?`}
     -- (if ($proj_uN_0(x).0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype((rt : reftype <: valtype)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift((rt' : reftype <: valtype)?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -12457,23 +13602,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -12482,8 +13620,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12492,9 +13628,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -12512,9 +13646,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- (Exportinst_ok: `%|-%:OK`(s, exportinst))*{exportinst <- `exportinst*`}
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -12529,10 +13660,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     `%|-%:%`(s, {LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst}, C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -12543,29 +13670,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, (ref : ref <: instr), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -12575,30 +13691,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -12606,9 +13711,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -12616,11 +13718,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instr_ok2: `%;%|-%:%`(s, C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -12632,10 +13730,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -12643,10 +13737,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -12655,9 +13745,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -12667,8 +13754,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12678,10 +13763,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -12690,10 +13773,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -12703,10 +13784,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -12717,9 +13796,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE (func : func <: funccode)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12729,8 +13806,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12740,8 +13815,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12752,8 +13825,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- if ((dt : deftype <: typeuse) = s.TAGS_store[ta].TYPE_taginst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12766,9 +13837,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -12776,8 +13844,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.STRUCT_ADDR`_fieldval(a), s, s.STRUCTS_store[a].FIELDS_structinst[i])
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -12785,21 +13851,15 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
   rule `ref.array`{a : addr, s : store, i : nat, zt : storagetype}:
     `%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, s.ARRAYS_store[a].FIELDS_arrayinst[i])
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
   rule `ref.exn`{a : addr, s : store, i : nat}:
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, (s.EXNS_store[a].FIELDS_exninst[i] : val <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, (ref : ref <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12817,9 +13877,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -12840,7 +13897,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -12856,7 +13912,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -12864,8 +13919,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -12874,8 +13927,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -12884,15 +13935,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -12900,8 +13948,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -12909,8 +13955,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -12919,8 +13963,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12930,8 +13972,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     `%<=%`({TYPE dt, FIELDS fv*{fv <- `fv*`}}, {TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12939,7 +13979,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -12956,8 +13995,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (Extend_structinst: `%<=%`(s.STRUCTS_store[a], s'.STRUCTS_store[a]))^(a<|s.STRUCTS_store|){}
     -- (Extend_arrayinst: `%<=%`(s.ARRAYS_store[a], s'.ARRAYS_store[a]))^(a<|s.ARRAYS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -12966,8 +14003,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -12978,7 +14013,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -13039,17 +14073,11 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -13057,8 +14085,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -13068,27 +14094,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -13114,6 +14139,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -13125,6 +14159,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'*{X' <- `X'*`}, [Y] ++ Y'*{Y' <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'*{a' <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/09-sideconditions.il b/spectec/test-middlend/specification.exp/09-sideconditions.il
index 4b6b566f00..fc11f01cbf 100644
--- a/spectec/test-middlend/specification.exp/09-sideconditions.il
+++ b/spectec/test-middlend/specification.exp/09-sideconditions.il
@@ -329,19 +329,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -402,23 +423,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 2048))
     -- if ($proj_char_0(ch).0 = (((2 ^ 6) * ((($proj_byte_0(b_1).0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 55296)) \/ ((57344 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 65536)))
     -- if ($proj_char_0(ch).0 = ((((2 ^ 12) * ((($proj_byte_0(b_1).0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 69632))
     -- if ($proj_char_0(ch).0 = (((((2 ^ 18) * ((($proj_byte_0(b_1).0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -612,10 +637,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -623,70 +656,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'*{free' <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -701,6 +826,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1065,73 +1199,157 @@ syntax Cnn =
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1439,7 +1657,15 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack{valtype : valtype}((valtype : valtype <: storagetype)) = valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack{packtype : packtype}((packtype : packtype <: storagetype)) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1477,10 +1703,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1518,6 +1752,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1531,6 +1778,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1544,6 +1804,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1570,6 +1843,22 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($subst_typevar(typevar, var_0, var_1) =/= ?())
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1579,11 +1868,28 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv*{tv <- `tv*`}, [tu_1] ++ tu*{tu <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($minus_recs(var_0, var_1) =/= ?())
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1622,7 +1928,6 @@ def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
   def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null?{null <- `null?`}, ht), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
@@ -1634,7 +1939,6 @@ def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   def $subst_valtype{rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}((rt : reftype <: valtype), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ($subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) : reftype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
   def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
@@ -1647,31 +1951,28 @@ def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storaget
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
   def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut?{mut <- `mut?`}, zt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
   def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
   def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
   def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final?{final <- `final?`}, tu'*{tu' <- `tu'*`}, ct), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
   def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st*{st <- `st*`})), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`}) = !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+    -- (wf_typevar: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter))*{iter <- !($minus_recs(tv*{tv <- `tv*`}, tu*{tu <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
@@ -1679,6 +1980,98 @@ def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1693,97 +2086,204 @@ def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut?{mut <- `mut?`}, t), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1*{xt_1 <- `xt_1*`}, xt_2*{xt_2 <- `xt_2*`}), tv*{tv <- `tv*`}, tu*{tu <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu^n{tu <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu^n{tu <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu^n{tu <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu^n{tu <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu^n{tu <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu^n{tu <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu^n{tu <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu^n{tu <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu^n{tu <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i))))^(i<n){}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1801,21 +2301,18 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx(($proj_uN_0(x).0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
     -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
@@ -1823,23 +2320,52 @@ def $unrolldt(deftype : deftype) : subtype
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
     -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})) = $unrollrt(rectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -1848,11 +2374,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype{packtype : packtype}((packtype : packtype <: lanetype)) = $free_packtype(packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -1861,11 +2402,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype{vectype : vectype}((vectype : vectype <: consttype)) = $free_vectype(vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -1873,7 +2429,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1907,7 +2471,6 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{reftype : reftype}((reftype : reftype <: valtype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
@@ -1951,37 +2514,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{deftype : deftype}((deftype : deftype <: typeuse)) = $free_deftype(deftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut?{mut <- `mut?`}, valtype)) = $free_valtype(valtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_memtype(memtype : memtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1995,11 +2710,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1*{externtype_1 <- `externtype_1*`}, externtype_2*{externtype_2 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2516,7 +3249,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4271,22 +5012,45 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{numtype : numtype, c : num_}((numtype : numtype <: consttype), mk_lit__0_lit_(numtype, c)) = CONST_instr(numtype, c)
-    -- wf_instr: `%`(CONST_instr(numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{vectype : vectype, c : uN}((vectype : vectype <: consttype), mk_lit__1_lit_(vectype, c)) = VCONST_instr(vectype, c)
-    -- wf_instr: `%`(VCONST_instr(vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`((consttype : consttype <: storagetype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4294,6 +5058,15 @@ def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4305,6 +5078,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4316,7 +5098,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'*{labelidx' <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'*{labelidx' <- `labelidx'*`}) = [`%`_labelidx(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4326,13 +5107,10 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
   def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype*{valtype <- `valtype*`}?{`valtype*` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
@@ -4363,7 +5141,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4374,7 +5151,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4437,13 +5213,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4452,10 +5225,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4480,7 +5251,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4491,10 +5261,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4551,6 +5319,30 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr*{instr <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr)*{instr <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr)*{instr <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr)))*{instr <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4558,6 +5350,15 @@ def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_expr{`instr*` : instr*}(instr*{instr <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
   | ACTIVE(tableidx : tableidx, expr : expr)
@@ -4748,85 +5549,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local*{local <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte*{byte <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr*{expr <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -4912,6 +5844,22 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if ($with_locals(context, var_0, var_1) =/= ?())
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -4927,6 +5875,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -4945,25 +5903,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt*{dt <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -4974,21 +5950,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -4996,6 +5969,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5003,7 +5977,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -5021,6 +5994,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -5029,20 +6012,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, (absheaptype : absheaptype <: heaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, (typeuse : typeuse <: heaptype))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5050,8 +6028,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5059,26 +6035,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, (numtype : numtype <: valtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, (vectype : vectype <: valtype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, (reftype : reftype <: valtype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5087,23 +6057,18 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- if (C.TYPES_context[$proj_uN_0(typeidx).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, (deftype : deftype <: typeuse))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5111,8 +6076,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5120,8 +6083,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5129,14 +6090,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, (valtype : valtype <: storagetype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, (packtype : packtype <: storagetype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5144,23 +6102,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5175,8 +6127,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, (typeuse : typeuse <: heaptype)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, (typeuse : typeuse <: heaptype))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5184,16 +6135,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5203,7 +6150,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5213,26 +6159,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- if (|`ft_1*`| = |`ft_2*`|)
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5240,7 +6177,6 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
@@ -5248,7 +6184,7 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- if (i < |typeuse*{typeuse <- `typeuse*`}|)
     -- Heaptype_sub: `%|-%<:%`(C, (typeuse*{typeuse <- `typeuse*`}[i] : typeuse <: heaptype), (deftype_2 : deftype <: heaptype))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5256,8 +6192,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5265,95 +6199,64 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, (deftype_1 : deftype <: heaptype), (deftype_2 : deftype <: heaptype))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, (C.TYPES_context[$proj_uN_0(typeidx).0] : deftype <: heaptype), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, (C.TYPES_context[$proj_uN_0(typeidx).0] : deftype <: heaptype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
@@ -5361,9 +6264,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
@@ -5371,9 +6271,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
@@ -5382,8 +6279,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- if (j < |typeuse*{typeuse <- `typeuse*`}|)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5391,9 +6286,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5402,9 +6294,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5413,9 +6302,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5424,18 +6310,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5443,17 +6323,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5461,28 +6335,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, (numtype_1 : numtype <: valtype), (numtype_2 : numtype <: valtype))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, (vectype_1 : vectype <: valtype), (vectype_2 : vectype <: valtype))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, (reftype_1 : reftype <: valtype), (reftype_2 : reftype <: valtype))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5491,9 +6357,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- if (|`t_1*`| = |`t_2*`|)
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5501,15 +6364,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, (valtype_1 : valtype <: storagetype), (valtype_2 : valtype <: storagetype))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, (packtype_1 : packtype <: storagetype), (packtype_2 : packtype <: storagetype))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5517,18 +6376,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5537,8 +6390,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5550,9 +6401,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- if (|`lct*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5560,17 +6409,12 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`((deftype : deftype <: typeuse), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5596,9 +6440,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[$proj_uN_0(x).0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[$proj_uN_0(x).0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5609,17 +6451,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
 }
@@ -5631,8 +6468,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5641,8 +6476,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5651,8 +6484,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5660,8 +6491,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size((addrtype : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5670,8 +6499,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size((addrtype : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5679,37 +6506,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5723,10 +6540,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- if (|`t*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5736,17 +6551,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -5755,7 +6564,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, (deftype_1 : deftype <: typeuse), (deftype_2 : deftype <: typeuse))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -5763,18 +6571,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -5782,9 +6584,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -5794,9 +6593,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -5804,41 +6600,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype((deftype_1 : deftype <: typeuse)), FUNC_externtype((deftype_2 : deftype <: typeuse)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype((deftype_1 : deftype <: typeuse)))
-    -- wf_externtype: `%`(FUNC_externtype((deftype_2 : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -5846,18 +6627,12 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5870,8 +6645,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5882,8 +6655,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -5891,36 +6662,38 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Inn : addrtype}((Inn : addrtype <: valtype)) = ?(?(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Fnn : Fnn}((Fnn : Fnn <: valtype)) = ?(?(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))))
-    -- wf_val: `%`(CONST_val((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{Vnn : vectype}((Vnn : vectype <: valtype)) = ?(?(VCONST_val(Vnn, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(Vnn, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if ($default_(valtype) =/= ?())
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
@@ -5928,7 +6701,7 @@ relation Defaultable: `|-%DEFAULTABLE`(valtype)
     `|-%DEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -5937,7 +6710,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size((at : addrtype <: numtype))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -5952,33 +6724,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -5986,18 +6747,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = (numtype : numtype <: valtype)) \/ (t' = (vectype : vectype <: valtype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6007,8 +6763,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6019,9 +6773,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6033,9 +6784,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
@@ -6043,9 +6791,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -6055,8 +6800,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l').0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l').0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -6065,18 +6808,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6087,10 +6824,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [($diffrt(rt_1, rt_2) : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6101,19 +6835,14 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [(rt_2 : reftype <: valtype)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
@@ -6121,9 +6850,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6134,9 +6860,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- if ($proj_uN_0(y).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6146,9 +6869,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6159,10 +6879,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6174,10 +6891,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6192,10 +6906,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6208,9 +6919,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6218,9 +6926,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6229,8 +6934,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6239,9 +6942,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
@@ -6250,39 +6950,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
     -- if (|C.REFS_context| > 0)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6290,9 +6975,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6300,25 +6982,16 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6327,9 +7000,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6340,9 +7011,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6353,9 +7021,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6364,9 +7029,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6375,9 +7037,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
@@ -6385,9 +7045,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6397,9 +7054,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[$proj_uN_0(y).0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6410,9 +7064,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6421,9 +7073,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
@@ -6431,26 +7080,17 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6461,9 +7101,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_2).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6474,9 +7111,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Storagetype_sub: `%|-%<:%`(C, (C.ELEMS_context[$proj_uN_0(y).0] : reftype <: storagetype), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6487,35 +7121,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
@@ -6523,9 +7146,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
@@ -6533,9 +7153,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
@@ -6543,9 +7160,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
@@ -6553,9 +7167,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
@@ -6563,9 +7174,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
@@ -6573,9 +7181,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
@@ -6583,9 +7188,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
@@ -6593,9 +7195,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
@@ -6603,9 +7202,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6616,9 +7212,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x_2).0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6630,10 +7223,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(y).0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
@@ -6641,19 +7231,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(x).0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
@@ -6661,9 +7245,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
@@ -6671,9 +7252,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -6683,9 +7261,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x_1).0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if ($proj_uN_0(x_2).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x_2).0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -6696,9 +7271,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
@@ -6706,9 +7278,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(x).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
@@ -6716,9 +7285,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -6727,9 +7293,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -6738,9 +7301,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -6749,9 +7309,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -6760,9 +7317,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -6771,9 +7325,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -6782,9 +7333,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -6793,9 +7341,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -6805,9 +7350,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -6816,9 +7358,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -6828,217 +7367,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if ($proj_uN_0(i).0 < (2 * $proj_dim_0($dim($proj_bshape_0(sh).0)).0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim($proj_bshape_0(sh).0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -7050,10 +7503,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -7065,9 +7515,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -7075,9 +7522,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -7087,8 +7531,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7098,89 +7540,63 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
     `|-%NONDEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7190,8 +7606,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (|[mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)]| > 0)
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr((Inn : addrtype <: numtype), binop))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7202,8 +7616,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7212,9 +7624,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7224,7 +7633,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if ($proj_uN_0(x).0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7234,8 +7642,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7245,8 +7651,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7255,8 +7659,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7266,8 +7668,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (rt : reftype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7276,17 +7676,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7298,8 +7692,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- if (|`lct*`| = |`local*`|)
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7308,8 +7700,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
@@ -7317,8 +7707,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7327,24 +7715,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7353,9 +7733,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7366,8 +7743,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, (elemtype : reftype <: valtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7376,8 +7751,6 @@ relation Start_ok: `%|-%:OK`(context, start)
     `%|-%:OK`(C, START_start(x))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7386,8 +7759,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7396,45 +7767,30 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- if (C.TAGS_context[$proj_uN_0(x).0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype((dt : deftype <: typeuse)))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype((dt : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7442,9 +7798,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7454,17 +7807,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7476,14 +7824,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7507,7 +7853,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7543,11 +7888,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7599,81 +7946,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7705,10 +8243,16 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Jnn : Jnn}((Jnn : Jnn <: lanetype)) = mk_lane__2_lane_(Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero{Fnn : Fnn}((Fnn : Fnn <: lanetype)) = mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, $fzero($size((Fnn : Fnn <: numtype))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -7737,7 +8281,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -7757,28 +8300,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN(($proj_uN_0(i).0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN(($proj_uN_0(i).0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7786,7 +8324,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7794,7 +8331,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7802,13 +8338,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, $proj_uN_0(i_1).0)) /\ (j_2 = $signed_(N, $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7836,19 +8370,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -7899,116 +8429,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fneg_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -8030,9 +8721,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -8051,26 +8764,69 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), c) = mk_lane__0_lane_(numtype, c)
-    -- wf_lane_: `%%`((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lane_: `%%`((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8078,7 +8834,17 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c))
-    -- wf_lit_: `%%`((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, $wrap__($size($lunpack((packtype : packtype <: lanetype))), $psize(packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -8086,7 +8852,15 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{numtype : numtype, c : num_}((numtype : numtype <: lanetype), mk_lane__0_lane_(numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: lanetype), mk_lane__1_lane_(packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8094,103 +8868,104 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{consttype : consttype, c : lit_}((consttype : consttype <: storagetype), c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{packtype : packtype, c : uN}((packtype : packtype <: storagetype), mk_lit__2_lit_(packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`((!($cunpack((packtype : packtype <: storagetype))) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), $size($lunpack((packtype : packtype <: lanetype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CLZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iclz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, CTZ_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ictz_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, POPCNT_unop_Inn), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ipopcnt_($sizenn((Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Inn : addrtype, M : nat, i : uN}((Inn : addrtype <: numtype), mk_unop__0_unop_(Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(Inn, i)) = [mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iextend_($sizenn((Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, ABS_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fabs_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEG_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fneg_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, SQRT_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsqrt_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, CEIL_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fceil_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, FLOOR_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ffloor_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, TRUNC_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $ftrunc_($sizenn((Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{Fnn : Fnn, f : fN}((Fnn : Fnn <: numtype), mk_unop__1_unop_(Fnn, NEAREST_unop_Fnn), mk_num__1_num_(Fnn, f)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fnearest_($sizenn((Fnn : Fnn <: numtype)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iadd_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $isub_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $imul_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, DIV_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($idiv_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, REM_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = mk_num__0_num_(Inn, iter_0)*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, iter_0)))*{iter_0 <- lift($irem_($sizenn((Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, AND_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $iand_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, OR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ior_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, XOR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ixor_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishl_($sizenn((Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, sx : sx, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SHR_binop_Inn(sx)), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $ishr_($sizenn((Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTL_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotl_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Inn : addrtype, i_1 : uN, i_2 : uN}((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ROTR_binop_Inn), mk_num__0_num_(Inn, i_1), mk_num__0_num_(Inn, i_2)) = [mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $irotr_($sizenn((Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, ADD_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fadd_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, SUB_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fsub_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MUL_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmul_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, DIV_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fdiv_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MIN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmin_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, MAX_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fmax_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{Fnn : Fnn, f_1 : fN, f_2 : fN}((Fnn : Fnn <: numtype), mk_binop__1_binop_(Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(Fnn, f_1), mk_num__1_num_(Fnn, f_2)) = mk_num__1_num_(Fnn, iter_0)*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0)))*{iter_0 <- $fcopysign_($sizenn((Fnn : Fnn <: numtype)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8228,37 +9003,48 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $extend__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Inn_2 : addrtype, i_1 : uN}((Inn_1 : addrtype <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___0_cvtop__(Inn_1, Inn_2, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(Inn_1, i_1)) = [mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, $wrap__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, sx : sx, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(Fnn_1, f_1)) = mk_num__0_num_(Inn_2, iter_0)*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, iter_0)))*{iter_0 <- lift($trunc_sat__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Inn_2 : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, sx : sx, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(Inn_1, i_1)) = [mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, $convert__($sizenn1((Inn_1 : addrtype <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $promote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Fnn_2 : Fnn, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___3_cvtop__(Fnn_1, Fnn_2, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(Fnn_1, f_1)) = mk_num__1_num_(Fnn_2, iter_0)*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, iter_0)))*{iter_0 <- $demote__($sizenn1((Fnn_1 : Fnn <: numtype)), $sizenn2((Fnn_2 : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Inn_1 : addrtype, Fnn_2 : Fnn, i_1 : uN}((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_cvtop___1_cvtop__(Inn_1, Fnn_2, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(Inn_1, i_1)) = [$reinterpret__((Inn_1 : addrtype <: numtype), (Fnn_2 : Fnn <: numtype), mk_num__0_num_(Inn_1, i_1))]
     -- if ($size((Inn_1 : addrtype <: numtype)) = $size((Fnn_2 : Fnn <: numtype)))
-    -- wf_num_: `%%`((Inn_1 : addrtype <: numtype), mk_num__0_num_(Inn_1, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{Fnn_1 : Fnn, Inn_2 : addrtype, f_1 : fN}((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_cvtop___2_cvtop__(Fnn_1, Inn_2, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(Fnn_1, f_1)) = [$reinterpret__((Fnn_1 : Fnn <: numtype), (Inn_2 : addrtype <: numtype), mk_num__1_num_(Fnn_1, f_1))]
     -- if ($size((Fnn_1 : Fnn <: numtype)) = $size((Inn_2 : addrtype <: numtype)))
-    -- wf_num_: `%%`((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -8303,13 +9089,11 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c*{c <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else (if ($signed_(N, $proj_uN_0(i).0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[($proj_uN_0(i).0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
@@ -8317,8 +9101,9 @@ def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   def $ivunop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})]
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
@@ -8326,6 +9111,9 @@ def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   def $fvunop_{Fnn : Fnn, M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`}
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))))}*{c_1 <- `c_1*`}
 
@@ -8336,8 +9124,10 @@ def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8346,8 +9136,10 @@ def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, s
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
@@ -8356,6 +9148,10 @@ def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8366,6 +9162,10 @@ def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8377,6 +9177,11 @@ def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*,
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__2_lane_(Jnn, iter_0)*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Jnn : Jnn <: lanetype), mk_lane__2_lane_(Jnn, iter_0)))*{iter_0 <- $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)), !($proj_lane__2(c_3)))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8388,6 +9193,11 @@ def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3*{c_3 <- `c_3*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((Fnn : Fnn <: numtype)), iter))*{iter <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_lane_: `%%`((Fnn : Fnn <: lanetype), mk_lane__0_lane_((Fnn : Fnn <: numtype), mk_num__1_num_(Fnn, iter_0))))*{iter_0 <- $f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))), !($proj_num__1(!($proj_lane__0(c_3)))))}*{c_1 <- `c_1*`, c_2 <- `c_2*`, c_3 <- `c_3*`}
 
@@ -8398,8 +9208,10 @@ def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8409,8 +9221,10 @@ def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
     -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), !($proj_lane__2(c_2)))).0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8421,8 +9235,9 @@ def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))).0))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c).0)))))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((Fnn : Fnn <: numtype)), $extend__(1, $sizenn((Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))).0))))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
     -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn((Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1)))), !($proj_num__1(!($proj_lane__0(c_2)))))).0)))*{c_1 <- `c_1*`, c_2 <- `c_2*`}
 
@@ -8432,8 +9247,9 @@ def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : v
   def $ivshiftop_{Jnn : Jnn, M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
@@ -8441,8 +9257,9 @@ def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : i
   def $ivshiftopsx_{Jnn : Jnn, M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, c)*{c <- `c*`})
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)*{c_1 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)), i)))*{c_1 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
@@ -8450,7 +9267,8 @@ def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   def $ivbitmaskop_{Jnn : Jnn, M : nat, v_1 : uN, c : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1) = $irev_(32, c)
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))).0)*{c_1 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter))*{iter <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1)), `%`_iN(0))).0)))*{c_1 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
@@ -8462,8 +9280,10 @@ def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_,
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn : Jnn <: lanetype)), $f_($lsizenn((Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1))*{c_1 <- `c_1*`}, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, c)))*{c <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
@@ -8472,6 +9292,8 @@ def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2*{c_2 <- `c_2*`} = $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c*` : lane_*} c*{c <- `c*`} = c_1*{c_1 <- `c_1*`} ++ c_2*{c_2 <- `c_2*`}[$proj_uN_0(i).0]*{i <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8499,175 +9321,142 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Fnn : Fnn, M : nat, v : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vunop__1_vunop_(Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{Jnn : Jnn, M : nat, v : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vunop__0_vunop_(Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vbinop__0_vbinop_(Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vbinop__1_vbinop_(Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vternop__0_vternop_(Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vternop__1_vternop_(Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Jnn : Jnn, M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vrelop__0_vrelop_(Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{Fnn : Fnn, M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), mk_vrelop__1_vrelop_(Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(Jnn_1, M_1, Jnn_2, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__2_lane_(Jnn_2, c)]
     -- let{c : iN} c = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c))
+    -- wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Jnn_1 : Jnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(Jnn_1, M_1, Fnn_2, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half?{half <- `half?`}, sx)), mk_lane__2_lane_(Jnn_1, c_1)) = [mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))]
     -- let{c : fN} c = $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c)))
+    -- wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), $convert__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $trunc_sat__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Inn_2 : addrtype, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(Fnn_1, M_1, (Inn_2 : addrtype <: Jnn), M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero?{zero <- `zero?`})), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = lift(mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))?{c <- `c?`})
     -- let{`c?` : iN?} c?{c <- `c?`} = $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn_2 : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Inn_2 : addrtype <: numtype), mk_num__0_num_(Inn_2, c))))?{c <- `c?`}
+    -- (wf_uN: `%%`($size((Inn_2 : addrtype <: numtype)), iter))?{iter <- $relaxed_trunc__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Inn_2 : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $demote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{Fnn_1 : Fnn, M_1 : nat, Fnn_2 : Fnn, M_2 : nat, c_1 : fN}(`%X%`_shape((Fnn_1 : Fnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_((Fnn_1 : Fnn <: numtype), mk_num__1_num_(Fnn_1, c_1))) = mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))*{c <- `c*`}
     -- let{`c*` : fN*} c*{c <- `c*`} = $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Fnn_2 : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((Fnn_2 : Fnn <: numtype), mk_num__1_num_(Fnn_2, c))))*{c <- `c*`}
+    -- (wf_fN: `%%`($lsizenn2((Fnn_2 : Fnn <: lanetype)), iter))*{iter <- $promote__($lsizenn1((Fnn_1 : Fnn <: lanetype)), $lsizenn2((Fnn_2 : Fnn <: lanetype)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
@@ -8677,7 +9466,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8686,7 +9478,10 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8695,7 +9490,11 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
     -- let{`c**` : lane_**} c*{c <- `c*`}*{`c*` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
     -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})*{`c*` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- iter}*{iter <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)*{c_1 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter))*{iter <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1)}*{c_1 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c*{c <- `c*`})))*{`c*` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -8703,31 +9502,25 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{Jnn : Jnn, M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vshiftop__0_vshiftop_(Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{Jnn : Jnn, M : nat, v : uN}(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i*{i <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8738,6 +9531,11 @@ def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ :
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $narrow__($lsize((Jnn_1 : Jnn <: lanetype)), $lsize((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(Jnn_2, c'_1)*{c'_1 <- `c'_1*`} ++ mk_lane__2_lane_(Jnn_2, c'_2)*{c'_2 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c'_1)))*{c'_1 <- `c'_1*`}
@@ -8748,8 +9546,6 @@ def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i*{i <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax N, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $proj_uN_0(i).0*{i <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1)))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2)))*{j_2 <- `j_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
@@ -8758,32 +9554,31 @@ def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx
     -- let{`c_1*` : lane_*} c_1*{c_1 <- `c_1*`} = $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn_1, M_1, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1*{i_1 <- `i_1*`}, i_2*{i_2 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
     -- if ($concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1))*{j_1 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2))*{j_2 <- `j_2*`}
+    -- (wf_uN: `%%`(N, iter))*{iter <- $concat_(syntax iN, [j_1 j_2]*{j_1 <- `j_1*`, j_2 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1, i_2)))*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
@@ -8794,8 +9589,11 @@ def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : i
     -- let{`c'_1*` : iN*} c'_1*{c'_1 <- `c'_1*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))*{c_1 <- `c_1*`}
     -- let{`c'_2*` : iN*} c'_2*{c'_2 <- `c'_2*`} = $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))*{c_2 <- `c_2*`}
     -- let{`c*` : iN*} c*{c <- `c*`} = $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(Jnn_2, c)))*{c <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1)))))*{c_1 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), $extend__($lsizenn1((Jnn_1 : Jnn <: lanetype)), $lsizenn2((Jnn_2 : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2)))))*{c_2 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((Jnn_2 : Jnn <: lanetype)), iter))*{iter <- $f_($lsizenn2((Jnn_2 : Jnn <: lanetype)), c'_1*{c'_1 <- `c'_1*`}, c'_2*{c'_2 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -8807,22 +9605,10 @@ def $ivmul_(N : N, iN*, iN*) : iN*
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{Jnn_1 : Jnn, M_1 : nat, Jnn_2 : Jnn, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -8833,7 +9619,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, Jnn_2, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(`%X%`_shape((Jnn_2 : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(Jnn_2, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((Jnn_1 : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -9193,20 +9981,40 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), val) = ?((val : val <: fieldval))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{packtype : packtype, i : uN}((packtype : packtype <: storagetype), CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(packtype, $wrap__(32, $psize(packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if ($packfield_(storagetype, val) =/= ?())
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{valtype : valtype, val : val}((valtype : valtype <: storagetype), ?(), (val : val <: fieldval)) = ?(val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{packtype : packtype, sx : sx, i : uN}((packtype : packtype <: storagetype), ?(sx), PACK_fieldval(packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if ($unpackfield_(storagetype, var_0, fieldval) =/= ?())
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -9277,11 +10085,29 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9292,61 +10118,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9357,123 +10291,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[$proj_uN_0(x).0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b*{b <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r*{r <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r*{r <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b*{b <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si*{si <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai*{ai <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn*{exn <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -9484,12 +10632,22 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if ($proj_uN_0(i').0 = (|r'*{r' <- `r'*`}| + n))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j).0))?{j <- `j?`}
     -- if (($proj_uN_0(i').0 : nat <:> int) <= (((2 ^ $size((at : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j?{j <- `j?`}), rt), REFS r'*{r' <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if ($growtable(tableinst, nat, ref) =/= ?())
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -9499,27 +10657,32 @@ def $growmem(meminst : meminst, nat : nat) : meminst?
     -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b*{b <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j).0))?{j <- `j?`}
     -- if ($proj_uN_0(i').0 <= (2 ^ ((($size((at : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES b*{b <- `b*`}})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j?{j <- `j?`})), BYTES b*{b <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if ($growmem(meminst, nat) =/= ?())
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9529,69 +10692,45 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (a < |s.STRUCTS_store|)
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (a < |s.ARRAYS_store|)
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (a < |s.EXNS_store|)
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -9600,9 +10739,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9613,31 +10749,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, (num : num <: val), (nt : numtype <: valtype))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, (vec : vec <: val), (vt : vectype <: valtype))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, (ref : ref <: val), (rt : reftype <: valtype))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -9645,16 +10772,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, (val : val <: fieldval), (t : valtype <: storagetype))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, (packval : packval <: fieldval), (pt : packtype <: storagetype))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -9666,48 +10788,36 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (a < |s.TAGS_store|)
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (a < |s.GLOBALS_store|)
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (a < |s.MEMS_store|)
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (a < |s.TABLES_store|)
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -9717,36 +10827,82 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_pure_before_ref.eq-true`: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null_0`{ref_1 : ref, ref_2 : ref}:
     `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -9754,274 +10910,183 @@ relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([(val : val <: instr) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_1 : val <: instr)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_2 : val <: instr)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if ($proj_uN_0(l).0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if ($proj_uN_0(l).0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |l*{l <- `l*`}|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [(val : val <: instr)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [(val : val <: instr) BR_instr(l)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`((val : val <: instr)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([(val : val <: instr) `LOCAL.TEE`_instr(x)], [(val : val <: instr) (val : val <: instr) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [(ref : ref <: instr)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10029,237 +11094,163 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref_1 =/= ref_2)
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([(val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [(ref : ref <: instr)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (|$unop_(nt, unop, c_1)| > 0)
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (|$binop_(nt, binop, c_1, c_2)| > 0)
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (|$cvtop__(nt_1, nt_2, cvtop, c_1)| > 0)
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvunop_(V128_vectype, vvunop, c_1)| > 0)
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvbinop_(V128_vectype, vvbinop, c_1, c_2)| > 0)
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vunop_(sh, vunop, c_1)| > 0)
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vbinop_(sh, vbinop, c_1, c_2)| > 0)
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vternop_(sh, vternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -10269,64 +11260,48 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- (if ($proj_lane__2(i) =/= ?()))*{i <- `i*`}
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = $prod($proj_uN_0($inez_($jsizenn(Jnn), !($proj_lane__2(i)))).0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10334,9 +11309,7 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)|)
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)))
 
@@ -10347,75 +11320,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if ($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]) =/= ?())
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)|)
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t?{t <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_br_on_cast-fail`: `%`(config)
@@ -10425,8 +11390,7 @@ relation `Step_read_before_br_on_cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10437,7 +11401,7 @@ relation `Step_read_before_br_on_cast_fail-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10445,15 +11409,10 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -10462,10 +11421,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -10474,9 +11430,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-zero`: `%`(config)
@@ -10485,8 +11439,7 @@ relation `Step_read_before_table.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-zero`: `%`(config)
@@ -10496,8 +11449,8 @@ relation `Step_read_before_table.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-le`: `%`(config)
@@ -10506,7 +11459,6 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -10514,8 +11466,8 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-gt`: `%`(config)
@@ -10526,22 +11478,12 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -10549,8 +11491,8 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-zero`: `%`(config)
@@ -10560,8 +11502,8 @@ relation `Step_read_before_table.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-zero`: `%`(config)
@@ -10570,8 +11512,7 @@ relation `Step_read_before_memory.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-zero`: `%`(config)
@@ -10581,8 +11522,8 @@ relation `Step_read_before_memory.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-le`: `%`(config)
@@ -10591,7 +11532,6 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -10599,8 +11539,8 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-zero`: `%`(config)
@@ -10610,8 +11550,8 @@ relation `Step_read_before_memory.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_ref.test-false`: `%`(config)
@@ -10621,8 +11561,7 @@ relation `Step_read_before_ref.test-false`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10633,7 +11572,7 @@ relation `Step_read_before_ref.cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10644,8 +11583,23 @@ relation `Step_read_before_array.fill-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.fill-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-zero_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-oob_1`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-zero`: `%`(config)
@@ -10655,8 +11609,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -10664,8 +11617,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-le`: `%`(config)
@@ -10674,7 +11626,6 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -10682,8 +11633,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -10691,8 +11641,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-gt`: `%`(config)
@@ -10705,17 +11654,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10723,7 +11661,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -10731,8 +11668,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -10740,8 +11676,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_elem-zero`: `%`(config)
@@ -10750,8 +11685,7 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -10759,8 +11693,30 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-zero_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(j) =/= ?())
+    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
+    -- wf_eleminst: `%`($elem(z, y))
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-zero`: `%`(config)
@@ -10771,8 +11727,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10781,8 +11736,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-num`: `%`(config)
@@ -10791,7 +11745,6 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -10800,8 +11753,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10810,8 +11762,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -10819,16 +11770,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -10837,15 +11786,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]), [(ref : ref <: instr)])
     -- ~ `Step_read_before_br_on_cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -10853,15 +11800,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [(ref : ref <: instr) BR_instr(l)])
     -- ~ `Step_read_before_br_on_cast_fail-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
@@ -10869,15 +11814,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -10888,8 +11829,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- (if ($default_(t) =/= ?()))*{t <- `t*`}
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -10900,72 +11840,48 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- if (a < |$funcinst(z)|)
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -10974,9 +11890,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -10985,75 +11899,60 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- ~ `Step_read_before_throw_ref-handler-next`: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [($table(z, x).REFS_tableinst[$proj_uN_0(!($proj_num__0(i))).0] : ref <: instr)])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11061,8 +11960,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -11070,7 +11968,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -11078,12 +11975,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11091,15 +11982,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -11108,15 +11998,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -11124,15 +12005,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-gt`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11140,8 +12012,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11150,7 +12022,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11160,69 +12031,58 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c)))])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
@@ -11230,8 +12090,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- (if ($proj_num__0(i) =/= ?()))^(k<K){}
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[(($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -11240,8 +12101,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -11251,8 +12111,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0)))
 
@@ -11261,8 +12122,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -11271,16 +12131,16 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -11290,8 +12150,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0)))
 
@@ -11300,8 +12162,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11309,8 +12170,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -11318,7 +12178,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -11326,12 +12185,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11339,8 +12192,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11349,7 +12202,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11359,15 +12211,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -11377,15 +12220,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 > $proj_uN_0(!($proj_num__0(i_2))).0)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11393,8 +12227,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11403,7 +12237,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11413,27 +12246,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0])])
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11441,16 +12262,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_read_before_ref.test-false`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -11458,15 +12276,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- ~ `Step_read_before_ref.cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -11475,16 +12291,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (|`val*`| = |`zt*`|)
     -- (if ($default_($unpack(zt)) =/= ?()))*{zt <- `zt*`}
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -11494,7 +12307,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(i).0 < |$structinst(z)[a].FIELDS_structinst|)
     -- if (a < |$structinst(z)|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11503,9 +12315,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($default_($unpack(zt)) =/= ?())
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11513,17 +12324,14 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), (ref : ref <: instr)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if ($proj_num__0(i) =/= ?())
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(i))).0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -11532,8 +12340,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11544,16 +12351,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($zsize(zt) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(i))).0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
@@ -11561,8 +12366,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -11572,27 +12376,20 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_num__0(i) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
     -- if (a < |$arrayinst(z)|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
@@ -11600,44 +12397,27 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
     -- if ($proj_num__0(i) =/= ?())
-    -- if (n =/= 0)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
+    -- ~ `Step_read_before_array.fill-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -11645,8 +12425,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -11654,45 +12433,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
-    -- if ($proj_num__0(i_2) =/= ?())
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if ($proj_num__0(i_1) =/= ?())
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- if (n =/= 0)
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11704,24 +12461,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11729,54 +12473,34 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
-    -- if ($proj_num__0(j) =/= ?())
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (ref : ref <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
-    -- if (n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(j))).0 < |$elem(z, y).REFS_eleminst|)
     -- if (ref = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -11784,8 +12508,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -11794,8 +12517,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11803,7 +12525,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -11815,15 +12536,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.init_data-num`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -11835,23 +12549,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11859,8 +12568,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11868,8 +12575,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -11877,8 +12582,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -11890,82 +12593,69 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if (exn = {TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if ($growtable($table(z, x), n, ref) =/= ?())
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
@@ -11973,32 +12663,29 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(c) =/= ?())
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -12009,8 +12696,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]) =/= ?())
     -- if ($proj_uN_0(j).0 < |$lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)|)
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))}
     -- wf_uN: `%%`(N, `%`_uN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
@@ -12018,20 +12704,16 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if ($growmem($mem(z, x), n) =/= ?())
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -12040,16 +12722,13 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$structinst(z)|)
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`, zt <- `zt*`}
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -12057,8 +12736,6 @@ relation Step: `%~>%`(config, config)
     -- if ($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val) =/= ?())
     -- if ($proj_uN_0(i).0 < |zt*{zt <- `zt*`}|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -12067,16 +12744,13 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`}
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
@@ -12084,8 +12758,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -12093,8 +12766,6 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($packfield_(zt, val) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -12106,7 +12777,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -12114,8 +12784,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12148,9 +12818,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12162,6 +12841,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'*{tagtype' <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'*{ja' <- `ja'*`}) = $alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'*{tagtype' <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12169,9 +12864,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12183,6 +12888,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'*{globaltype' <- `globaltype'*`}, [val] ++ val'*{val' <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'*{ga' <- `ga'*`}) = $allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'*{globaltype' <- `globaltype'*`}, val'*{val' <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12190,9 +12912,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j?{j <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12204,6 +12935,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'*{memtype' <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'*{ma' <- `ma'*`}) = $allocmems(s_1, memtype'*{memtype' <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'*{memtype' <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12211,9 +12958,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j?{j <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12225,6 +12982,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'*{tabletype' <- `tabletype'*`}, [ref] ++ ref'*{ref' <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'*{ta' <- `ta'*`}) = $alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'*{tabletype' <- `tabletype'*`}, ref'*{ref' <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12232,9 +13006,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12246,6 +13030,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'*{dt' <- `dt'*`}, [funccode] ++ funccode'*{funccode' <- `funccode'*`}, [moduleinst] ++ moduleinst'*{moduleinst' <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'*{fa' <- `fa'*`}) = $allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'*{dt' <- `dt'*`}, funccode'*{funccode' <- `funccode'*`}, moduleinst'*{moduleinst' <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12253,9 +13054,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte*{byte <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte*{byte <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte*{byte <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12267,6 +13077,22 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'*{ok' <- `ok'*`}, [b*{b <- `b*`}] ++ b'*{b' <- `b'*`}*{`b'*` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
     -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b*{b <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'*{da' <- `da'*`}) = $allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b*{b <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'*{ok' <- `ok'*`}, b'*{b' <- `b'*`}*{`b'*` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12274,9 +13100,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref*{ref <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref*{ref <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref*{ref <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -12288,31 +13124,63 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'*{rt' <- `rt'*`}, [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref*{ref <- `ref*`})
     -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'*{ea' <- `ea'*`}) = $allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref*{ref <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'*{rt' <- `rt'*`}, ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export*{export <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12341,8 +13209,19 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- if ((s_7, fa*{fa <- `fa*`}) = $allocfuncs(s_6, dt*{dt <- `dt*`}[$proj_uN_0(x).0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}))
     -- if (xi*{xi <- `xi*`} = $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`}))
     -- if (moduleinst = {TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tagtype <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tagtype <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{globaltype <- `globaltype*`}, val_G*{val_G <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{globaltype <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{memtype <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{memtype <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{tabletype <- `tabletype*`}, ref_T*{ref_T <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{tabletype <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data*{data <- `data*`}|{}, byte*{byte <- `byte*`}*{`byte*` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})*{elemtype <- `elemtype*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype, (dt : deftype <: typeuse)*{dt <- `dt*`})))*{elemtype <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt*{dt <- `dt*`}[$proj_uN_0(x).0]*{x <- `x*`}, FUNC_funccode(x, local*{local <- `local*`}, expr_F)*{expr_F <- `expr_F*`, `local*` <- `local**`, x <- `x*`}, moduleinst^|func*{func <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter))*{iter <- $allocexports({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export*{export <- `export*`})}
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_tag: `%`(TAG_tag(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -12354,16 +13233,36 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- wf_moduleinst: `%`({TYPES [], TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_moduleinst: `%`({TYPES dt*{dt <- `dt*`}, TAGS aa_I*{aa_I <- `aa_I*`} ++ aa*{aa <- `aa*`}, GLOBALS ga_I*{ga_I <- `ga_I*`} ++ ga*{ga <- `ga*`}, MEMS ma_I*{ma_I <- `ma_I*`} ++ ma*{ma <- `ma*`}, TABLES ta_I*{ta_I <- `ta_I*`} ++ ta*{ta <- `ta*`}, FUNCS fa_I*{fa_I <- `fa_I*`} ++ fa*{fa <- `fa*`}, DATAS da*{da <- `da*`}, ELEMS ea*{ea <- `ea*`}, EXPORTS xi*{xi <- `xi*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b^n{b <- `b*`}, PASSIVE_datamode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b^n{b <- `b*`}, ACTIVE_datamode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -12371,13 +13270,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e^n{e <- `e*`}, ACTIVE_elemmode(y, instr*{instr <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -12390,8 +13294,24 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'*{expr' <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [(ref : ref <: val)])
     -- let{z'' : state, `ref'*` : ref*} (z'', ref'*{ref' <- `ref'*`}) = $evalexprs(z', expr'*{expr' <- `expr'*`})
-    -- wf_ref: `%`(ref)
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'*{expr' <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr'*{expr' <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12405,6 +13325,25 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr*{expr <- `expr*`}] ++ expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
     -- let{`ref*` : ref*, z' : state} (z', ref*{ref <- `ref*`}) = $evalexprs(z, expr*{expr <- `expr*`})
     -- let{z'' : state, `ref'**` : ref**} (z'', ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`}) = $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr*{expr <- `expr*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z, expr*{expr <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z', expr'*{expr' <- `expr'*`}*{`expr'*` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12420,12 +13359,30 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
     -- let{z'' : state, `val'*` : val*} (z'', val'*{val' <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`})
-    -- wf_val: `%`(val)
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'*{gt' <- `gt'*`}, expr'*{expr' <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -12449,7 +13406,18 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- let{`instr_E*` : instr*} instr_E*{instr_E <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})
     -- let{`instr_S?` : instr?} instr_S?{instr_S <- `instr_S?`} = CALL_instr(x)?{x <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter))*{iter <- $evalglobals(z, globaltype*{globaltype <- `globaltype*`}, expr_G*{expr_G <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T*{expr_T <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- $evalexprs(z', expr_T*{expr_T <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- $evalexprss(z'', expr_E*{expr_E <- `expr_E*`}*{`expr_E*` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr*{externaddr <- `externaddr*`}, val_G*{val_G <- `val_G*`}, ref_T*{ref_T <- `ref_T*`}, ref_E*{ref_E <- `ref_E*`}*{`ref_E*` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])^(i_D<|data*{data <- `data*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $rundata_(`%`_dataidx(i_D), data*{data <- `data*`}[i_D])}^(i_D<|data*{data <- `data*`}|){}
+    -- (wf_instr: `%`(iter))*{iter <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])^(i_E<|elem*{elem <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter))*{iter <- $runelem_(`%`_elemidx(i_E), elem*{elem <- `elem*`}[i_E])}^(i_E<|elem*{elem <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
     -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
     -- (wf_global: `%`(GLOBAL_global(globaltype, expr_G)))*{expr_G <- `expr_G*`, globaltype <- `globaltype*`}
@@ -12464,15 +13432,34 @@ def $instantiate(store : store, module : module, externaddr*) : config
     -- (wf_uN: `%%`(32, `%`_uN(i_E)))^(i_E<|elem*{elem <- `elem*`}|){}
     -- (wf_instr: `%`(CALL_instr(x)))?{x <- `x?`}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val*{val <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))])
     -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Val_ok: `%|-%:%`(s, val, t_1))*{t_1 <- `t_1*`, val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))]))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
 
@@ -12491,6 +13478,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -12535,11 +13530,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'*{I' <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -12557,7 +13564,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -12672,6 +13689,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -12685,6 +13715,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -12698,6 +13741,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -12711,6 +13767,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -12724,6 +13793,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -12737,6 +13819,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -12750,6 +13845,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -12763,6 +13871,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -12776,6 +13897,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -12786,11 +13920,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'*{decl' <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl*{decl <- `decl*`}) = true
     -- if ($importsd(decl*{decl <- `decl*`}) = [])
+    -- (wf_import: `%`(iter))*{iter <- $importsd(decl*{decl <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl_1*` : decl*, import : import, `decl_2*` : decl*}(decl_1*{decl_1 <- `decl_1*`} ++ [(import : import <: decl)] ++ decl_2*{decl_2 <- `decl_2*`}) = (((((($importsd(decl_1*{decl_1 <- `decl_1*`}) = []) /\ ($tagsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($memsd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1*{decl_1 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1*{decl_1 <- `decl_1*`}) = []))
 
@@ -12816,7 +13964,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt : reftype <: valtype)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt' : reftype <: valtype)])))?{rt' <- `rt'?`}
     -- (if ($proj_uN_0(x).0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype((rt : reftype <: valtype)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift((rt' : reftype <: valtype)?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -12832,23 +13979,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -12857,8 +13997,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -12867,9 +14005,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -12897,9 +14033,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- if (|TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}| > 0)
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -12915,10 +14048,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- if (|`lct*`| = |`val?*`|)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -12929,29 +14058,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, (ref : ref <: instr), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -12961,30 +14079,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -12992,9 +14099,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -13006,11 +14110,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -13022,10 +14122,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -13033,10 +14129,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -13045,9 +14137,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -13057,8 +14146,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13068,10 +14155,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -13080,10 +14165,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -13093,10 +14176,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -13107,9 +14188,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE (func : func <: funccode)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13120,8 +14199,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (|`fv*`| = |`zt*`|)
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13131,8 +14208,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13145,8 +14220,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if (|`t*`| = |`val*`|)
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13159,9 +14232,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -13172,8 +14242,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (i < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -13183,8 +14251,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- if (i < |s.ARRAYS_store[a].FIELDS_arrayinst|)
     -- if (a < |s.ARRAYS_store|)
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
@@ -13192,14 +14258,10 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, (s.EXNS_store[a].FIELDS_exninst[i] : val <: fieldval))
     -- if (i < |s.EXNS_store[a].FIELDS_exninst|)
     -- if (a < |s.EXNS_store|)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, (ref : ref <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13217,9 +14279,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -13247,7 +14306,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -13263,7 +14321,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -13271,8 +14328,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -13281,8 +14336,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -13291,15 +14344,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -13307,8 +14357,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -13316,8 +14364,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -13328,8 +14374,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     -- if (|`fv*`| = |`fv'*`|)
     -- if (|`fv*`| = |`mut?*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13340,8 +14384,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (|`fv*`| = |`fv'*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -13349,7 +14391,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -13386,8 +14427,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (if (a < |s.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (if (a < |s'.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -13396,8 +14435,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -13408,7 +14445,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -13469,18 +14505,12 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -13488,8 +14518,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -13499,27 +14527,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -13545,6 +14572,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -13556,6 +14592,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'*{X' <- `X'*`}, [Y] ++ Y'*{Y' <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'*{a' <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'*{X' <- `X'*`}, Y'*{Y' <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/10-sub-expansion.il b/spectec/test-middlend/specification.exp/10-sub-expansion.il
index 558ba5a42a..49dde4c286 100644
--- a/spectec/test-middlend/specification.exp/10-sub-expansion.il
+++ b/spectec/test-middlend/specification.exp/10-sub-expansion.il
@@ -329,19 +329,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -402,23 +423,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 2048))
     -- if ($proj_char_0(ch).0 = (((2 ^ 6) * ((($proj_byte_0(b_1).0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 55296)) \/ ((57344 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 65536)))
     -- if ($proj_char_0(ch).0 = ((((2 ^ 12) * ((($proj_byte_0(b_1).0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 69632))
     -- if ($proj_char_0(ch).0 = (((((2 ^ 18) * ((($proj_byte_0(b_1).0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -612,10 +637,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -623,70 +656,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'#1*{free'#1 <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -701,6 +826,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1065,73 +1199,157 @@ syntax Cnn =
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1475,10 +1693,17 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack(I32_storagetype) = I32_valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I8_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I16_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1544,10 +1769,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1#1?{null_1#1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1#2?{null_1#2 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1#3?{null_1#3 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1585,6 +1818,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1598,6 +1844,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1611,6 +1870,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1637,6 +1909,22 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($subst_typevar(typevar, var_0, var_1) =/= ?())
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1646,25 +1934,42 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv#2*{tv#2 <- `tv*`}, [tu_1] ++ tu#2*{tu#2 <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#2*{tv'#2 <- `tv'*`}, tu'#2*{tu'#2 <- `tu'*`}) = !($minus_recs(tv#3*{tv#3 <- `tv*`}, tu#3*{tu#3 <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter#1))*{iter#1 <- !($minus_recs(tv#4*{tv#4 <- `tv*`}, tu#4*{tu#4 <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter#2))*{iter#2 <- !($minus_recs(tv#5*{tv#5 <- `tv*`}, tu#5*{tu#5 <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($minus_recs(var_0, var_1) =/= ?())
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_packtype{pt : packtype, `tv*` : typevar*, `tu*` : typeuse*}(pt, tv#4*{tv#4 <- `tv*`}, tu#4*{tu#4 <- `tu*`}) = pt
+  def $subst_packtype{pt : packtype, `tv*` : typevar*, `tu*` : typeuse*}(pt, tv#6*{tv#6 <- `tv*`}, tu#6*{tu#6 <- `tu*`}) = pt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_numtype(numtype : numtype, typevar*, typeuse*) : numtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_numtype{nt : numtype, `tv*` : typevar*, `tu*` : typeuse*}(nt, tv#5*{tv#5 <- `tv*`}, tu#5*{tu#5 <- `tu*`}) = nt
+  def $subst_numtype{nt : numtype, `tv*` : typevar*, `tu*` : typeuse*}(nt, tv#7*{tv#7 <- `tv*`}, tu#7*{tu#7 <- `tu*`}) = nt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_vectype(vectype : vectype, typevar*, typeuse*) : vectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_vectype{vt : vectype, `tv*` : typevar*, `tu*` : typeuse*}(vt, tv#6*{tv#6 <- `tv*`}, tu#6*{tu#6 <- `tu*`}) = vt
+  def $subst_vectype{vt : vectype, `tv*` : typevar*, `tu*` : typeuse*}(vt, tv#8*{tv#8 <- `tv*`}, tu#8*{tu#8 <- `tu*`}) = vt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1672,209 +1977,403 @@ rec {
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.1-338.112
 def $subst_typeuse(typeuse : typeuse, typevar*, typeuse*) : typeuse
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:369.1-369.66
-  def $subst_typeuse{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_typeuse(n), tv#7*{tv#7 <- `tv*`}, tu#7*{tu#7 <- `tu*`}) = !($subst_typevar(REC_typevar(n), tv#8*{tv#8 <- `tv*`}, tu#8*{tu#8 <- `tu*`}))
+  def $subst_typeuse{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_typeuse(n), tv#9*{tv#9 <- `tv*`}, tu#9*{tu#9 <- `tu*`}) = !($subst_typevar(REC_typevar(n), tv#10*{tv#10 <- `tv*`}, tu#10*{tu#10 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:369.1-369.66
-  def $subst_typeuse{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_typeuse(typeidx), tv#9*{tv#9 <- `tv*`}, tu#9*{tu#9 <- `tu*`}) = !($subst_typevar(_IDX_typevar(typeidx), tv#10*{tv#10 <- `tv*`}, tu#10*{tu#10 <- `tu*`}))
+  def $subst_typeuse{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_typeuse(typeidx), tv#11*{tv#11 <- `tv*`}, tu#11*{tu#11 <- `tu*`}) = !($subst_typevar(_IDX_typevar(typeidx), tv#12*{tv#12 <- `tv*`}, tu#12*{tu#12 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:370.1-370.64
-  def $subst_typeuse{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_typeuse(rectype, n), tv#11*{tv#11 <- `tv*`}, tu#11*{tu#11 <- `tu*`}) = ($subst_deftype(_DEF_deftype(rectype, n), tv#12*{tv#12 <- `tv*`}, tu#12*{tu#12 <- `tu*`}) : deftype <: typeuse)
+  def $subst_typeuse{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_typeuse(rectype, n), tv#13*{tv#13 <- `tv*`}, tu#13*{tu#13 <- `tu*`}) = ($subst_deftype(_DEF_deftype(rectype, n), tv#14*{tv#14 <- `tv*`}, tu#14*{tu#14 <- `tu*`}) : deftype <: typeuse)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.1-343.112
 def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:376.1-376.67
-  def $subst_heaptype{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_heaptype(n), tv#13*{tv#13 <- `tv*`}, tu#13*{tu#13 <- `tu*`}) = (!($subst_typevar(REC_typevar(n), tv#14*{tv#14 <- `tv*`}, tu#14*{tu#14 <- `tu*`})) : typeuse <: heaptype)
+  def $subst_heaptype{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_heaptype(n), tv#15*{tv#15 <- `tv*`}, tu#15*{tu#15 <- `tu*`}) = (!($subst_typevar(REC_typevar(n), tv#16*{tv#16 <- `tv*`}, tu#16*{tu#16 <- `tu*`})) : typeuse <: heaptype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:376.1-376.67
-  def $subst_heaptype{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_heaptype(typeidx), tv#15*{tv#15 <- `tv*`}, tu#15*{tu#15 <- `tu*`}) = (!($subst_typevar(_IDX_typevar(typeidx), tv#16*{tv#16 <- `tv*`}, tu#16*{tu#16 <- `tu*`})) : typeuse <: heaptype)
+  def $subst_heaptype{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_heaptype(typeidx), tv#17*{tv#17 <- `tv*`}, tu#17*{tu#17 <- `tu*`}) = (!($subst_typevar(_IDX_typevar(typeidx), tv#18*{tv#18 <- `tv*`}, tu#18*{tu#18 <- `tu*`})) : typeuse <: heaptype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:377.1-377.65
-  def $subst_heaptype{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_heaptype(rectype, n), tv#17*{tv#17 <- `tv*`}, tu#17*{tu#17 <- `tu*`}) = ($subst_deftype(_DEF_deftype(rectype, n), tv#18*{tv#18 <- `tv*`}, tu#18*{tu#18 <- `tu*`}) : deftype <: heaptype)
+  def $subst_heaptype{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_heaptype(rectype, n), tv#19*{tv#19 <- `tv*`}, tu#19*{tu#19 <- `tu*`}) = ($subst_deftype(_DEF_deftype(rectype, n), tv#20*{tv#20 <- `tv*`}, tu#20*{tu#20 <- `tu*`}) : deftype <: heaptype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:378.1-378.53
-  def $subst_heaptype{ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(ht, tv#19*{tv#19 <- `tv*`}, tu#19*{tu#19 <- `tu*`}) = ht
+  def $subst_heaptype{ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(ht, tv#21*{tv#21 <- `tv*`}, tu#21*{tu#21 <- `tu*`}) = ht
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.1-344.112
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
-  def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null#1?{null#1 <- `null?`}, ht), tv#20*{tv#20 <- `tv*`}, tu#20*{tu#20 <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null#2?{null#2 <- `null?`}, $subst_heaptype(ht, tv#21*{tv#21 <- `tv*`}, tu#21*{tu#21 <- `tu*`})))
+  def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null#1?{null#1 <- `null?`}, ht), tv#22*{tv#22 <- `tv*`}, tu#22*{tu#22 <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I32_valtype, tv#22*{tv#22 <- `tv*`}, tu#22*{tu#22 <- `tu*`}) = ($subst_numtype(I32_numtype, tv#23*{tv#23 <- `tv*`}, tu#23*{tu#23 <- `tu*`}) : numtype <: valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I32_valtype, tv#23*{tv#23 <- `tv*`}, tu#23*{tu#23 <- `tu*`}) = ($subst_numtype(I32_numtype, tv#24*{tv#24 <- `tv*`}, tu#24*{tu#24 <- `tu*`}) : numtype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I64_valtype, tv#24*{tv#24 <- `tv*`}, tu#24*{tu#24 <- `tu*`}) = ($subst_numtype(I64_numtype, tv#25*{tv#25 <- `tv*`}, tu#25*{tu#25 <- `tu*`}) : numtype <: valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I64_valtype, tv#25*{tv#25 <- `tv*`}, tu#25*{tu#25 <- `tu*`}) = ($subst_numtype(I64_numtype, tv#26*{tv#26 <- `tv*`}, tu#26*{tu#26 <- `tu*`}) : numtype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F32_valtype, tv#26*{tv#26 <- `tv*`}, tu#26*{tu#26 <- `tu*`}) = ($subst_numtype(F32_numtype, tv#27*{tv#27 <- `tv*`}, tu#27*{tu#27 <- `tu*`}) : numtype <: valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F32_valtype, tv#27*{tv#27 <- `tv*`}, tu#27*{tu#27 <- `tu*`}) = ($subst_numtype(F32_numtype, tv#28*{tv#28 <- `tv*`}, tu#28*{tu#28 <- `tu*`}) : numtype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F64_valtype, tv#28*{tv#28 <- `tv*`}, tu#28*{tu#28 <- `tu*`}) = ($subst_numtype(F64_numtype, tv#29*{tv#29 <- `tv*`}, tu#29*{tu#29 <- `tu*`}) : numtype <: valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F64_valtype, tv#29*{tv#29 <- `tv*`}, tu#29*{tu#29 <- `tu*`}) = ($subst_numtype(F64_numtype, tv#30*{tv#30 <- `tv*`}, tu#30*{tu#30 <- `tu*`}) : numtype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:383.1-383.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(V128_valtype, tv#30*{tv#30 <- `tv*`}, tu#30*{tu#30 <- `tu*`}) = ($subst_vectype(V128_vectype, tv#31*{tv#31 <- `tv*`}, tu#31*{tu#31 <- `tu*`}) : vectype <: valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(V128_valtype, tv#31*{tv#31 <- `tv*`}, tu#31*{tu#31 <- `tu*`}) = ($subst_vectype(V128_vectype, tv#32*{tv#32 <- `tv*`}, tu#32*{tu#32 <- `tu*`}) : vectype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:384.1-384.64
-  def $subst_valtype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_valtype(`null?`, heaptype), tv#32*{tv#32 <- `tv*`}, tu#32*{tu#32 <- `tu*`}) = ($subst_reftype(REF_reftype(`null?`, heaptype), tv#33*{tv#33 <- `tv*`}, tu#33*{tu#33 <- `tu*`}) : reftype <: valtype)
+  def $subst_valtype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_valtype(`null?`, heaptype), tv#33*{tv#33 <- `tv*`}, tu#33*{tu#33 <- `tu*`}) = ($subst_reftype(REF_reftype(`null?`, heaptype), tv#34*{tv#34 <- `tv*`}, tu#34*{tu#34 <- `tu*`}) : reftype <: valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv#34*{tv#34 <- `tv*`}, tu#34*{tu#34 <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv#35*{tv#35 <- `tv*`}, tu#35*{tu#35 <- `tu*`}) = BOT_valtype
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_storagetype, tv#35*{tv#35 <- `tv*`}, tu#35*{tu#35 <- `tu*`}) = ($subst_valtype(BOT_valtype, tv#36*{tv#36 <- `tv*`}, tu#36*{tu#36 <- `tu*`}) : valtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_storagetype, tv#36*{tv#36 <- `tv*`}, tu#36*{tu#36 <- `tu*`}) = ($subst_valtype(BOT_valtype, tv#37*{tv#37 <- `tv*`}, tu#37*{tu#37 <- `tu*`}) : valtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_storagetype(`null?`, heaptype), tv#37*{tv#37 <- `tv*`}, tu#37*{tu#37 <- `tu*`}) = ($subst_valtype(REF_valtype(`null?`, heaptype), tv#38*{tv#38 <- `tv*`}, tu#38*{tu#38 <- `tu*`}) : valtype <: storagetype)
+  def $subst_storagetype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_storagetype(`null?`, heaptype), tv#38*{tv#38 <- `tv*`}, tu#38*{tu#38 <- `tu*`}) = ($subst_valtype(REF_valtype(`null?`, heaptype), tv#39*{tv#39 <- `tv*`}, tu#39*{tu#39 <- `tu*`}) : valtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(V128_storagetype, tv#39*{tv#39 <- `tv*`}, tu#39*{tu#39 <- `tu*`}) = ($subst_valtype(V128_valtype, tv#40*{tv#40 <- `tv*`}, tu#40*{tu#40 <- `tu*`}) : valtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(V128_storagetype, tv#40*{tv#40 <- `tv*`}, tu#40*{tu#40 <- `tu*`}) = ($subst_valtype(V128_valtype, tv#41*{tv#41 <- `tv*`}, tu#41*{tu#41 <- `tu*`}) : valtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F64_storagetype, tv#41*{tv#41 <- `tv*`}, tu#41*{tu#41 <- `tu*`}) = ($subst_valtype(F64_valtype, tv#42*{tv#42 <- `tv*`}, tu#42*{tu#42 <- `tu*`}) : valtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F64_storagetype, tv#42*{tv#42 <- `tv*`}, tu#42*{tu#42 <- `tu*`}) = ($subst_valtype(F64_valtype, tv#43*{tv#43 <- `tv*`}, tu#43*{tu#43 <- `tu*`}) : valtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F32_storagetype, tv#43*{tv#43 <- `tv*`}, tu#43*{tu#43 <- `tu*`}) = ($subst_valtype(F32_valtype, tv#44*{tv#44 <- `tv*`}, tu#44*{tu#44 <- `tu*`}) : valtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F32_storagetype, tv#44*{tv#44 <- `tv*`}, tu#44*{tu#44 <- `tu*`}) = ($subst_valtype(F32_valtype, tv#45*{tv#45 <- `tv*`}, tu#45*{tu#45 <- `tu*`}) : valtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I64_storagetype, tv#45*{tv#45 <- `tv*`}, tu#45*{tu#45 <- `tu*`}) = ($subst_valtype(I64_valtype, tv#46*{tv#46 <- `tv*`}, tu#46*{tu#46 <- `tu*`}) : valtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I64_storagetype, tv#46*{tv#46 <- `tv*`}, tu#46*{tu#46 <- `tu*`}) = ($subst_valtype(I64_valtype, tv#47*{tv#47 <- `tv*`}, tu#47*{tu#47 <- `tu*`}) : valtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I32_storagetype, tv#47*{tv#47 <- `tv*`}, tu#47*{tu#47 <- `tu*`}) = ($subst_valtype(I32_valtype, tv#48*{tv#48 <- `tv*`}, tu#48*{tu#48 <- `tu*`}) : valtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I32_storagetype, tv#48*{tv#48 <- `tv*`}, tu#48*{tu#48 <- `tu*`}) = ($subst_valtype(I32_valtype, tv#49*{tv#49 <- `tv*`}, tu#49*{tu#49 <- `tu*`}) : valtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:390.1-390.69
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I8_storagetype, tv#49*{tv#49 <- `tv*`}, tu#49*{tu#49 <- `tu*`}) = ($subst_packtype(I8_packtype, tv#50*{tv#50 <- `tv*`}, tu#50*{tu#50 <- `tu*`}) : packtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I8_storagetype, tv#50*{tv#50 <- `tv*`}, tu#50*{tu#50 <- `tu*`}) = ($subst_packtype(I8_packtype, tv#51*{tv#51 <- `tv*`}, tu#51*{tu#51 <- `tu*`}) : packtype <: storagetype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:390.1-390.69
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I16_storagetype, tv#51*{tv#51 <- `tv*`}, tu#51*{tu#51 <- `tu*`}) = ($subst_packtype(I16_packtype, tv#52*{tv#52 <- `tv*`}, tu#52*{tu#52 <- `tu*`}) : packtype <: storagetype)
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I16_storagetype, tv#52*{tv#52 <- `tv*`}, tu#52*{tu#52 <- `tu*`}) = ($subst_packtype(I16_packtype, tv#53*{tv#53 <- `tv*`}, tu#53*{tu#53 <- `tu*`}) : packtype <: storagetype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.1-349.112
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
-  def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut#1?{mut#1 <- `mut?`}, zt), tv#53*{tv#53 <- `tv*`}, tu#53*{tu#53 <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut#2?{mut#2 <- `mut?`}, $subst_storagetype(zt, tv#54*{tv#54 <- `tv*`}, tu#54*{tu#54 <- `tu*`})))
+  def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut#1?{mut#1 <- `mut?`}, zt), tv#54*{tv#54 <- `tv*`}, tu#54*{tu#54 <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft#1*{ft#1 <- `ft*`})), tv#55*{tv#55 <- `tv*`}, tu#55*{tu#55 <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft#2, tv#56*{tv#56 <- `tv*`}, tu#56*{tu#56 <- `tu*`})*{ft#2 <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
-  def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv#57*{tv#57 <- `tv*`}, tu#57*{tu#57 <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv#58*{tv#58 <- `tv*`}, tu#58*{tu#58 <- `tu*`})))
+  def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv#56*{tv#56 <- `tv*`}, tu#56*{tu#56 <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
-  def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1#1*{t_1#1 <- `t_1*`}), `%`_resulttype(t_2#1*{t_2#1 <- `t_2*`})), tv#59*{tv#59 <- `tv*`}, tu#59*{tu#59 <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1#2, tv#60*{tv#60 <- `tv*`}, tu#60*{tu#60 <- `tu*`})*{t_1#2 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2#2, tv#61*{tv#61 <- `tv*`}, tu#61*{tu#61 <- `tu*`})*{t_2#2 <- `t_2*`})))
+  def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1#1*{t_1#1 <- `t_1*`}), `%`_resulttype(t_2#1*{t_2#1 <- `t_2*`})), tv#57*{tv#57 <- `tv*`}, tu#57*{tu#57 <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
-  def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final#1?{final#1 <- `final?`}, tu'#3*{tu'#3 <- `tu'*`}, ct), tv#62*{tv#62 <- `tv*`}, tu#62*{tu#62 <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final#2?{final#2 <- `final?`}, $subst_typeuse(tu'#4, tv#63*{tv#63 <- `tv*`}, tu#63*{tu#63 <- `tu*`})*{tu'#4 <- `tu'*`}, $subst_comptype(ct, tv#64*{tv#64 <- `tv*`}, tu#64*{tu#64 <- `tu*`})))
+  def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final#1?{final#1 <- `final?`}, tu'#3*{tu'#3 <- `tu'*`}, ct), tv#58*{tv#58 <- `tv*`}, tu#58*{tu#58 <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
-  def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st#1*{st#1 <- `st*`})), tv#65*{tv#65 <- `tv*`}, tu#65*{tu#65 <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
-    -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#3*{tv'#3 <- `tv'*`}, tu'#5*{tu'#5 <- `tu'*`}) = !($minus_recs(tv#66*{tv#66 <- `tv*`}, tu#66*{tu#66 <- `tu*`}))
+  def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st#1*{st#1 <- `st*`})), tv#59*{tv#59 <- `tv*`}, tu#59*{tu#59 <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
+    -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#3*{tv'#3 <- `tv'*`}, tu'#4*{tu'#4 <- `tu'*`}) = !($minus_recs(tv#60*{tv#60 <- `tv*`}, tu#60*{tu#60 <- `tu*`}))
+    -- (wf_typevar: `%`(iter#3))*{iter#3 <- !($minus_recs(tv#61*{tv#61 <- `tv*`}, tu#61*{tu#61 <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter#4))*{iter#4 <- !($minus_recs(tv#62*{tv#62 <- `tv*`}, tu#62*{tu#62 <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:413.1-413.80
-  def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv#67*{tv#67 <- `tv*`}, tu#67*{tu#67 <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
+  def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv#63*{tv#63 <- `tv*`}, tu#63*{tu#63 <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_addrtype{at : addrtype, `tv*` : typevar*, `tu*` : typeuse*}(at, tv#68*{tv#68 <- `tv*`}, tu#68*{tu#68 <- `tu*`}) = at
+  def $subst_addrtype{at : addrtype, `tv*` : typevar*, `tu*` : typeuse*}(at, tv#64*{tv#64 <- `tv*`}, tu#64*{tu#64 <- `tu*`}) = at
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_tagtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(tu', tv#69*{tv#69 <- `tv*`}, tu#69*{tu#69 <- `tu*`}) = $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
+  def $subst_tagtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(tu', tv#65*{tv#65 <- `tv*`}, tu#65*{tu#65 <- `tu*`}) = $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut#3?{mut#3 <- `mut?`}, t), tv#70*{tv#70 <- `tv*`}, tu#70*{tu#70 <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut#4?{mut#4 <- `mut?`}, $subst_valtype(t, tv#71*{tv#71 <- `tv*`}, tu#71*{tu#71 <- `tu*`})))
+  def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut#2?{mut#2 <- `mut?`}, t), tv#66*{tv#66 <- `tv*`}, tu#66*{tu#66 <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv#72*{tv#72 <- `tv*`}, tu#72*{tu#72 <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+  def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv#67*{tv#67 <- `tv*`}, tu#67*{tu#67 <- `tu*`}) = `%%PAGE`_memtype(at, lim)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv#73*{tv#73 <- `tv*`}, tu#73*{tu#73 <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv#74*{tv#74 <- `tv*`}, tu#74*{tu#74 <- `tu*`})))
+  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv#68*{tv#68 <- `tv*`}, tu#68*{tu#68 <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv#75*{tv#75 <- `tv*`}, tu#75*{tu#75 <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv#76*{tv#76 <- `tv*`}, tu#76*{tu#76 <- `tu*`})))
+  def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv#69*{tv#69 <- `tv*`}, tu#69*{tu#69 <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv#70*{tv#70 <- `tv*`}, tu#70*{tu#70 <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv#77*{tv#77 <- `tv*`}, tu#77*{tu#77 <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv#78*{tv#78 <- `tv*`}, tu#78*{tu#78 <- `tu*`})))
+  def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv#71*{tv#71 <- `tv*`}, tu#71*{tu#71 <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv#79*{tv#79 <- `tv*`}, tu#79*{tu#79 <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv#80*{tv#80 <- `tv*`}, tu#80*{tu#80 <- `tu*`})))
+  def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv#72*{tv#72 <- `tv*`}, tu#72*{tu#72 <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv#81*{tv#81 <- `tv*`}, tu#81*{tu#81 <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv#82*{tv#82 <- `tv*`}, tu#82*{tu#82 <- `tu*`})))
+  def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv#73*{tv#73 <- `tv*`}, tu#73*{tu#73 <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv#83*{tv#83 <- `tv*`}, tu#83*{tu#83 <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv#84*{tv#84 <- `tv*`}, tu#84*{tu#84 <- `tu*`})))
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1#1*{xt_1#1 <- `xt_1*`}, xt_2#1*{xt_2#1 <- `xt_2*`}), tv#85*{tv#85 <- `tv*`}, tu#85*{tu#85 <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1#2, tv#86*{tv#86 <- `tv*`}, tu#86*{tu#86 <- `tu*`})*{xt_1#2 <- `xt_1*`}, $subst_externtype(xt_2#2, tv#87*{tv#87 <- `tv*`}, tu#87*{tu#87 <- `tu*`})*{xt_2#2 <- `xt_2*`}))
+  def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1#1*{xt_1#1 <- `xt_1*`}, xt_2#1*{xt_2#1 <- `xt_2*`}), tv#74*{tv#74 <- `tv*`}, tu#74*{tu#74 <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu#88^n{tu#88 <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137890))))^(i#137890<n){}
+  def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu#75^n{tu#75 <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu#89^n{tu#89 <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137892))))^(i#137892<n){}
+  def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu#76^n{tu#76 <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu#90^n{tu#90 <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137894))))^(i#137894<n){}
+  def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu#77^n{tu#77 <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu#91^n{tu#91 <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137896))))^(i#137896<n){}
+  def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu#78^n{tu#78 <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu#92^n{tu#92 <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137898))))^(i#137898<n){}
+  def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu#79^n{tu#79 <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu#93^n{tu#93 <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137900))))^(i#137900<n){}
+  def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu#80^n{tu#80 <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu#94^n{tu#94 <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137902))))^(i#137902<n){}
+  def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu#81^n{tu#81 <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu#95^n{tu#95 <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137904))))^(i#137904<n){}
+  def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu#82^n{tu#82 <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu#96^n{tu#96 <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137906))))^(i#137906<n){}
+  def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu#83^n{tu#83 <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1882,9 +2381,9 @@ rec {
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:451.1-451.97
 def $subst_all_deftypes(deftype*, typeuse*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:452.1-452.40
-  def $subst_all_deftypes{`tu*` : typeuse*}([], tu#97*{tu#97 <- `tu*`}) = []
+  def $subst_all_deftypes{`tu*` : typeuse*}([], tu#84*{tu#84 <- `tu*`}) = []
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:453.1-453.101
-  def $subst_all_deftypes{dt_1 : deftype, `dt*` : deftype*, `tu*` : typeuse*}([dt_1] ++ dt#1*{dt#1 <- `dt*`}, tu#98*{tu#98 <- `tu*`}) = [$subst_all_deftype(dt_1, tu*{tu <- `tu*`})] ++ $subst_all_deftypes(dt*{dt <- `dt*`}, tu*{tu <- `tu*`})
+  def $subst_all_deftypes{dt_1 : deftype, `dt*` : deftype*, `tu*` : typeuse*}([dt_1] ++ dt#1*{dt#1 <- `dt*`}, tu#85*{tu#85 <- `tu*`}) = [$subst_all_deftype(dt_1, tu*{tu <- `tu*`})] ++ $subst_all_deftypes(dt*{dt <- `dt*`}, tu*{tu <- `tu*`})
 }
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1892,45 +2391,71 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx(($proj_uN_0(x).0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype#1^n{subtype#1 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#2))*{subtype#2 <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
-    -- if (rectype = REC_rectype(`%`_list(subtype#3^n{subtype#3 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#4))*{subtype#4 <- `subtype*`}
+    -- if (rectype = REC_rectype(`%`_list(subtype#2^n{subtype#2 <- `subtype*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
-    -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype#5^n{subtype#5 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#6))*{subtype#6 <- `subtype*`}
+    -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype#3^n{subtype#3 <- `subtype*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
-    -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype#7*{subtype#7 <- `subtype*`})) = $unrollrt(rectype)
+    -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype#4*{subtype#4 <- `subtype*`})) = $unrollrt(rectype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -1947,11 +2472,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype(I16_lanetype) = $free_packtype(I16_packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -1966,11 +2506,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype(V128_consttype) = $free_vectype(V128_vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -1978,7 +2533,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -2021,7 +2584,7 @@ def $free_heaptype(heaptype : heaptype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.1-482.34
 def $free_reftype(reftype : reftype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:532.1-532.65
-  def $free_reftype{`null?` : null?, heaptype : heaptype}(REF_reftype(null#3?{null#3 <- `null?`}, heaptype)) = $free_heaptype(heaptype)
+  def $free_reftype{`null?` : null?, heaptype : heaptype}(REF_reftype(null#2?{null#2 <- `null?`}, heaptype)) = $free_heaptype(heaptype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.1-484.34
 def $free_typeuse(typeuse : typeuse) : free
@@ -2048,12 +2611,11 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{`null?` : null?, heaptype : heaptype}(REF_valtype(`null?`, heaptype)) = $free_reftype(REF_reftype(`null?`, heaptype))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:539.1-539.69
-  def $free_resulttype{`valtype*` : valtype*}(`%`_resulttype(valtype#503*{valtype#503 <- `valtype*`})) = $free_list($free_valtype(valtype)*{valtype <- `valtype*`})
+  def $free_resulttype{`valtype*` : valtype*}(`%`_resulttype(valtype#502*{valtype#502 <- `valtype*`})) = $free_list($free_valtype(valtype)*{valtype <- `valtype*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.1-488.42
 def $free_storagetype(storagetype : storagetype) : free
@@ -2079,7 +2641,7 @@ def $free_storagetype(storagetype : storagetype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.1-489.38
 def $free_fieldtype(fieldtype : fieldtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:544.1-544.71
-  def $free_fieldtype{`mut?` : mut?, storagetype : storagetype}(`%%`_fieldtype(mut#5?{mut#5 <- `mut?`}, storagetype)) = $free_storagetype(storagetype)
+  def $free_fieldtype{`mut?` : mut?, storagetype : storagetype}(`%%`_fieldtype(mut#3?{mut#3 <- `mut?`}, storagetype)) = $free_storagetype(storagetype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.1-490.36
 def $free_comptype(comptype : comptype) : free
@@ -2093,12 +2655,12 @@ def $free_comptype(comptype : comptype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.1-491.34
 def $free_subtype(subtype : subtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:550.1-551.66
-  def $free_subtype{`final?` : final?, `typeuse*` : typeuse*, comptype : comptype}(SUB_subtype(final#3?{final#3 <- `final?`}, typeuse#1*{typeuse#1 <- `typeuse*`}, comptype)) = $free_list($free_typeuse(typeuse)*{typeuse <- `typeuse*`}) +++ $free_comptype(comptype)
+  def $free_subtype{`final?` : final?, `typeuse*` : typeuse*, comptype : comptype}(SUB_subtype(final#2?{final#2 <- `final?`}, typeuse#1*{typeuse#1 <- `typeuse*`}, comptype)) = $free_list($free_typeuse(typeuse)*{typeuse <- `typeuse*`}) +++ $free_comptype(comptype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.1-492.34
 def $free_rectype(rectype : rectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:553.1-553.70
-  def $free_rectype{`subtype*` : subtype*}(REC_rectype(`%`_list(subtype#8*{subtype#8 <- `subtype*`}))) = $free_list($free_subtype(subtype)*{subtype <- `subtype*`})
+  def $free_rectype{`subtype*` : subtype*}(REC_rectype(`%`_list(subtype#5*{subtype#5 <- `subtype*`}))) = $free_list($free_subtype(subtype)*{subtype <- `subtype*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.1-520.34
 def $free_deftype(deftype : deftype) : free
@@ -2106,37 +2668,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{rectype : rectype, n : n}(_DEF_tagtype(rectype, n)) = $free_deftype(_DEF_deftype(rectype, n))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_globaltype(globaltype : globaltype) : free
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut#6?{mut#6 <- `mut?`}, valtype)) = $free_valtype(valtype)
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut#4?{mut#4 <- `mut?`}, valtype)) = $free_valtype(valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_tabletype(tabletype : tabletype) : free
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -2150,11 +2864,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1#1*{externtype_1#1 <- `externtype_1*`}, externtype_2#1*{externtype_2#1 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2671,7 +3403,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4426,38 +5166,67 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I32_consttype, mk_lit__0_lit_(I32_numtype, c)) = CONST_instr(I32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I64_consttype, mk_lit__0_lit_(I64_numtype, c)) = CONST_instr(I64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F32_consttype, mk_lit__0_lit_(F32_numtype, c)) = CONST_instr(F32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F64_consttype, mk_lit__0_lit_(F64_numtype, c)) = CONST_instr(F64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : uN}(V128_consttype, mk_lit__1_lit_(V128_vectype, c)) = VCONST_instr(V128_vectype, c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`((consttype : consttype <: storagetype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $free_blocktype{`valtype?` : valtype?}(_RESULT_blocktype(valtype#505?{valtype#505 <- `valtype?`})) = $free_opt($free_valtype(valtype)?{valtype <- `valtype?`})
+  def $free_blocktype{`valtype?` : valtype?}(_RESULT_blocktype(valtype#504?{valtype#504 <- `valtype?`})) = $free_opt($free_valtype(valtype)?{valtype <- `valtype?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4469,6 +5238,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4480,7 +5258,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'#1*{labelidx'#1 <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'#2*{labelidx'#2 <- `labelidx'*`}) = [`%`_labelidx(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4490,15 +5267,12 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
-  def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype#506*{valtype#506 <- `valtype*#1`}?{`valtype*#1` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
+  def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype#505*{valtype#505 <- `valtype*#1`}?{`valtype*#1` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
   def $free_instr{blocktype : blocktype, `instr*` : instr*}(BLOCK_instr(blocktype, instr#1*{instr#1 <- `instr*`})) = $free_blocktype(blocktype) +++ $free_block(instr*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:441.1-441.91
@@ -4527,7 +5301,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4538,7 +5311,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch#1*{catch#1 <- `catch*`}), instr#3*{instr#3 <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4601,13 +5373,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4616,10 +5385,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4644,7 +5411,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4655,10 +5421,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4715,12 +5479,45 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr#4*{instr#4 <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr#5)*{instr#5 <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr#6)*{instr#6 <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr#7)))*{instr#7 <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $free_expr{`instr*` : instr*}(instr#6*{instr#6 <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
+  def $free_expr{`instr*` : instr*}(instr#8*{instr#8 <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
@@ -4912,85 +5709,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local#1*{local#1 <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte#1*{byte#1 <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr#358*{expr#358 <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type#1*{type#1 <- `type*`}), `%`_list(import#1*{import#1 <- `import*`}), `%`_list(tag#1*{tag#1 <- `tag*`}), `%`_list(global#1*{global#1 <- `global*`}), `%`_list(mem#1*{mem#1 <- `mem*`}), `%`_list(table#1*{table#1 <- `table*`}), `%`_list(func#1*{func#1 <- `func*`}), `%`_list(data#1*{data#1 <- `data*`}), `%`_list(elem#1*{elem#1 <- `elem*`}), start#1?{start#1 <- `start?`}, `%`_list(export#1*{export#1 <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -5076,6 +6004,22 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if ($with_locals(context, var_0, var_1) =/= ?())
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -5091,6 +6035,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#4*{dt#4 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -5109,25 +6063,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#6*{dt#6 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, (dt : deftype <: typeuse)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#7*{dt#7 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -5138,21 +6110,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -5160,6 +6129,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5167,7 +6137,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -5185,6 +6154,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -5193,20 +6172,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, (absheaptype : absheaptype <: heaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, (typeuse : typeuse <: heaptype))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5214,8 +6188,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5223,26 +6195,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, (numtype : numtype <: valtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, (vectype : vectype <: valtype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, (reftype : reftype <: valtype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5251,23 +6217,18 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- if (C.TYPES_context[$proj_uN_0(typeidx).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, (deftype : deftype <: typeuse))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5275,8 +6236,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5284,8 +6243,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5293,14 +6250,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, (valtype : valtype <: storagetype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, (packtype : packtype <: storagetype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5308,23 +6262,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5339,8 +6287,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, (typeuse : typeuse <: heaptype)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, (typeuse : typeuse <: heaptype))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5348,16 +6295,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5367,7 +6310,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5377,26 +6319,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- if (|`ft_1*`| = |`ft_2*`|)
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5404,7 +6337,6 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
@@ -5412,7 +6344,7 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- if (i < |typeuse*{typeuse <- `typeuse*`}|)
     -- Heaptype_sub: `%|-%<:%`(C, (typeuse*{typeuse <- `typeuse*`}[i] : typeuse <: heaptype), (deftype_2 : deftype <: heaptype))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5420,8 +6352,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5429,95 +6359,64 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, (deftype : deftype <: heaptype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, (deftype_1 : deftype <: heaptype), (deftype_2 : deftype <: heaptype))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, (C.TYPES_context[$proj_uN_0(typeidx).0] : deftype <: heaptype), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, (C.TYPES_context[$proj_uN_0(typeidx).0] : deftype <: heaptype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
@@ -5525,9 +6424,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
@@ -5535,9 +6431,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
@@ -5546,8 +6439,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- if (j < |typeuse*{typeuse <- `typeuse*`}|)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5555,9 +6446,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5566,9 +6454,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5577,9 +6462,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5588,18 +6470,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5607,17 +6483,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5625,28 +6495,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, (numtype_1 : numtype <: valtype), (numtype_2 : numtype <: valtype))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, (vectype_1 : vectype <: valtype), (vectype_2 : vectype <: valtype))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, (reftype_1 : reftype <: valtype), (reftype_2 : reftype <: valtype))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5655,9 +6517,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- if (|`t_1*`| = |`t_2*`|)
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5665,15 +6524,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, (valtype_1 : valtype <: storagetype), (valtype_2 : valtype <: storagetype))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, (packtype_1 : packtype <: storagetype), (packtype_2 : packtype <: storagetype))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5681,18 +6536,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5701,8 +6550,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5714,9 +6561,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- if (|`lct*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5724,17 +6569,12 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`((deftype : deftype <: typeuse), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5760,9 +6600,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[$proj_uN_0(x).0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[$proj_uN_0(x).0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5773,17 +6611,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
 }
@@ -5795,8 +6628,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5805,8 +6636,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5815,8 +6644,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5824,8 +6651,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size((addrtype : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5834,8 +6659,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size((addrtype : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5843,37 +6666,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5887,10 +6700,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- if (|`t*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5900,17 +6711,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -5919,7 +6724,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, (deftype_1 : deftype <: typeuse), (deftype_2 : deftype <: typeuse))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -5927,18 +6731,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -5946,9 +6744,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -5958,9 +6753,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -5968,41 +6760,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype((deftype_1 : deftype <: typeuse)), FUNC_externtype((deftype_2 : deftype <: typeuse)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype((deftype_1 : deftype <: typeuse)))
-    -- wf_externtype: `%`(FUNC_externtype((deftype_2 : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -6010,18 +6787,12 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6034,8 +6805,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6046,8 +6815,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6055,42 +6822,42 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(I32_valtype) = ?(?(CONST_val((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(I64_valtype) = ?(?(CONST_val((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F32_valtype) = ?(?(CONST_val((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, $fzero($size((F32_Fnn : Fnn <: numtype)))))))
-    -- wf_val: `%`(CONST_val((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, $fzero($size((F32_Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F64_valtype) = ?(?(CONST_val((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, $fzero($size((F64_Fnn : Fnn <: numtype)))))))
-    -- wf_val: `%`(CONST_val((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, $fzero($size((F64_Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(V128_valtype) = ?(?(VCONST_val(V128_vectype, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(V128_vectype, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if ($default_(valtype) =/= ?())
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
@@ -6098,7 +6865,7 @@ relation Defaultable: `|-%DEFAULTABLE`(valtype)
     `|-%DEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -6107,7 +6874,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size((at : addrtype <: numtype))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -6122,33 +6888,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -6156,18 +6911,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = (numtype : numtype <: valtype)) \/ (t' = (vectype : vectype <: valtype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6177,8 +6927,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6189,9 +6937,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6203,9 +6948,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
@@ -6213,9 +6955,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -6225,8 +6964,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l').0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l').0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -6235,18 +6972,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6257,10 +6988,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [($diffrt(rt_1, rt_2) : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6271,19 +6999,14 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [(rt_1 : reftype <: valtype)]), [], `%`_resulttype(t*{t <- `t*`} ++ [(rt_2 : reftype <: valtype)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
@@ -6291,9 +7014,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6304,9 +7024,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- if ($proj_uN_0(y).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6316,9 +7033,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6329,10 +7043,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6344,10 +7055,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6362,10 +7070,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [(at : addrtype <: valtype)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6378,9 +7083,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6388,9 +7090,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6399,8 +7098,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6409,9 +7106,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
@@ -6420,39 +7114,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
     -- if (|C.REFS_context| > 0)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), (dt : deftype <: heaptype))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6460,9 +7139,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6470,25 +7146,16 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt' : reftype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6497,9 +7164,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6510,9 +7175,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6523,9 +7185,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6534,9 +7193,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6545,9 +7201,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
@@ -6555,9 +7209,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6567,9 +7218,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[$proj_uN_0(y).0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, (rt : reftype <: storagetype))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6580,9 +7228,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6591,9 +7237,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
@@ -6601,26 +7244,17 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6631,9 +7265,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_2).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6644,9 +7275,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Storagetype_sub: `%|-%<:%`(C, (C.ELEMS_context[$proj_uN_0(y).0] : reftype <: storagetype), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6657,35 +7285,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = (numtype : numtype <: valtype)) \/ ($unpack(zt) = (vectype : vectype <: valtype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
@@ -6693,9 +7310,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
@@ -6703,9 +7317,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
@@ -6713,9 +7324,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
@@ -6723,9 +7331,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
@@ -6733,9 +7338,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
@@ -6743,9 +7345,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
@@ -6753,9 +7352,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
@@ -6763,9 +7359,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
@@ -6773,9 +7366,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (rt : reftype <: valtype) (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6786,9 +7376,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x_2).0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6800,10 +7387,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(y).0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
@@ -6811,19 +7395,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(x).0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
@@ -6831,9 +7409,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(at : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
@@ -6841,9 +7416,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype (at : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -6853,9 +7425,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x_1).0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if ($proj_uN_0(x_2).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x_2).0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at_1 : addrtype <: valtype) (at_2 : addrtype <: valtype) ($minat(at_1, at_2) : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -6866,9 +7435,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
@@ -6876,9 +7442,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(x).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
@@ -6886,9 +7449,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -6897,9 +7457,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([(Inn : addrtype <: valtype)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -6908,9 +7465,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -6919,9 +7473,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) (Inn : addrtype <: valtype)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -6930,9 +7481,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -6941,9 +7489,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -6952,9 +7497,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -6963,9 +7505,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -6975,9 +7514,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -6986,9 +7522,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -6998,217 +7531,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(at : addrtype <: valtype) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([(nt : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt : numtype <: valtype) (nt : numtype <: valtype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([(nt_2 : numtype <: valtype)]), [], `%`_resulttype([(nt_1 : numtype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if ($proj_uN_0(i).0 < (2 * $proj_dim_0($dim($proj_bshape_0(sh).0)).0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim($proj_bshape_0(sh).0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([($unpackshape(sh) : numtype <: valtype)])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype ($unpackshape(sh) : numtype <: valtype)]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -7220,10 +7667,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -7235,9 +7679,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -7245,9 +7686,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -7257,8 +7695,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7268,89 +7704,63 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
     `|-%NONDEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7360,8 +7770,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (|[mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)]| > 0)
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr((Inn : addrtype <: numtype), binop))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`((Inn : addrtype <: numtype), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7372,8 +7780,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7382,9 +7788,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7394,7 +7797,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if ($proj_uN_0(x).0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7404,8 +7806,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7415,8 +7815,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7425,8 +7823,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7436,8 +7832,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (rt : reftype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7446,17 +7840,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7468,8 +7856,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- if (|`lct*`| = |`local*`|)
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7478,8 +7864,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
@@ -7487,8 +7871,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7497,24 +7879,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7523,9 +7897,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, (at : addrtype <: valtype))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7536,8 +7907,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, (elemtype : reftype <: valtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7546,8 +7915,6 @@ relation Start_ok: `%|-%:OK`(context, start)
     `%|-%:OK`(C, START_start(x))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7556,8 +7923,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7566,45 +7931,30 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- if (C.TAGS_context[$proj_uN_0(x).0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype((dt : deftype <: typeuse)))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype((dt : deftype <: typeuse)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7612,9 +7962,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7624,17 +7971,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7646,14 +7988,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7677,7 +8017,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global#2*{global#2 <- `global*`}, mem#2*{mem#2 <- `mem*`}, table#2*{table#2 <- `table*`}, elem#2*{elem#2 <- `elem*`}, start#2?{start#2 <- `start?`}, export#2*{export#2 <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global#3*{global#3 <- `global*`}), `%`_list(mem#3*{mem#3 <- `mem*`}), `%`_list(table#3*{table#3 <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem#3*{elem#3 <- `elem*`}), start#3?{start#3 <- `start?`}, `%`_list(export#3*{export#3 <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7713,11 +8052,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7769,81 +8110,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`((Cnn : Cnn <: storagetype), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7885,22 +8417,24 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I32_lanetype) = mk_lane__2_lane_(I32_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((I32_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I32_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I64_lanetype) = mk_lane__2_lane_(I64_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((I64_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I64_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I8_lanetype) = mk_lane__2_lane_(I8_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((I8_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I8_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I16_lanetype) = mk_lane__2_lane_(I16_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`((I16_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I16_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(F32_lanetype) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, $fzero($size((F32_Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, $fzero($size((F32_Fnn : Fnn <: numtype))))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(F64_lanetype) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, $fzero($size((F64_Fnn : Fnn <: numtype)))))
-    -- wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, $fzero($size((F64_Fnn : Fnn <: numtype))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -7929,7 +8463,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -7949,28 +8482,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN(($proj_uN_0(i).0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN(($proj_uN_0(i).0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7978,7 +8506,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -7986,7 +8513,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -7994,13 +8520,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, $proj_uN_0(i_1).0)) /\ (j_2 = $signed_(N, $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -8028,19 +8552,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -8091,116 +8611,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-def $fneg_(N : N, fN : fN) : fN*
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+def $fneg_(N : N, fN : fN) : fN*
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -8222,9 +8903,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -8243,38 +8946,77 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I32_lanetype, c) = mk_lane__0_lane_(I32_numtype, c)
-    -- wf_lane_: `%%`((I32_numtype : numtype <: lanetype), mk_lane__0_lane_(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I64_lanetype, c) = mk_lane__0_lane_(I64_numtype, c)
-    -- wf_lane_: `%%`((I64_numtype : numtype <: lanetype), mk_lane__0_lane_(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F32_lanetype, c) = mk_lane__0_lane_(F32_numtype, c)
-    -- wf_lane_: `%%`((F32_numtype : numtype <: lanetype), mk_lane__0_lane_(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F64_lanetype, c) = mk_lane__0_lane_(F64_numtype, c)
-    -- wf_lane_: `%%`((F64_numtype : numtype <: lanetype), mk_lane__0_lane_(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I8_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack((I8_packtype : packtype <: lanetype))), $psize(I8_packtype), c))
-    -- wf_lane_: `%%`((I8_packtype : packtype <: lanetype), mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack((I8_packtype : packtype <: lanetype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I16_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack((I16_packtype : packtype <: lanetype))), $psize(I16_packtype), c))
-    -- wf_lane_: `%%`((I16_packtype : packtype <: lanetype), mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack((I16_packtype : packtype <: lanetype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8290,10 +9032,19 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I8_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack((I8_packtype : packtype <: lanetype))), $psize(I8_packtype), c))
-    -- wf_lit_: `%%`((I8_packtype : packtype <: storagetype), mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack((I8_packtype : packtype <: lanetype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I16_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack((I16_packtype : packtype <: lanetype))), $psize(I16_packtype), c))
-    -- wf_lit_: `%%`((I16_packtype : packtype <: storagetype), mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack((I16_packtype : packtype <: lanetype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -8307,10 +9058,17 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{c : num_}(F64_lanetype, mk_lane__0_lane_(F64_numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I8_lanetype, mk_lane__1_lane_(I8_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack((I8_packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((I8_packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack((I8_packtype : packtype <: lanetype))), U_sx, c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I16_lanetype, mk_lane__1_lane_(I16_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack((I16_packtype : packtype <: lanetype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack((I16_packtype : packtype <: lanetype)), mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack((I16_packtype : packtype <: lanetype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8326,196 +9084,166 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I8_storagetype, mk_lit__2_lit_(I8_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack((I8_packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`((!($cunpack((I8_packtype : packtype <: storagetype))) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack((I8_packtype : packtype <: lanetype))), U_sx, c))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I16_storagetype, mk_lit__2_lit_(I16_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack((I16_packtype : packtype <: lanetype))), U_sx, c)))
-    -- wf_lit_: `%%`((!($cunpack((I16_packtype : packtype <: storagetype))) : consttype <: storagetype), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack((I16_packtype : packtype <: lanetype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`((!($cunpack(storagetype)) : consttype <: storagetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CLZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iclz_($sizenn((I32_Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $iclz_($sizenn((I32_Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CLZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iclz_($sizenn((I64_Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $iclz_($sizenn((I64_Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CTZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ictz_($sizenn((I32_Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $ictz_($sizenn((I32_Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CTZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ictz_($sizenn((I64_Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $ictz_($sizenn((I64_Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, POPCNT_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn((I32_Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn((I32_Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, POPCNT_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn((I64_Inn : addrtype <: numtype)), i))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn((I64_Inn : addrtype <: numtype)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{M : nat, i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iextend_($sizenn((I32_Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $iextend_($sizenn((I32_Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{M : nat, i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iextend_($sizenn((I64_Inn : addrtype <: numtype)), M, S_sx, i))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $iextend_($sizenn((I64_Inn : addrtype <: numtype)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#2)*{iter_0#2 <- $fabs_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#1)))*{iter_0#1 <- $fabs_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#1)*{iter_0#1 <- $fabs_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#4)*{iter_0#4 <- $fabs_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#3)))*{iter_0#3 <- $fabs_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#2)*{iter_0#2 <- $fabs_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#6)*{iter_0#6 <- $fneg_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#5)))*{iter_0#5 <- $fneg_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#3)*{iter_0#3 <- $fneg_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#8)*{iter_0#8 <- $fneg_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#7)))*{iter_0#7 <- $fneg_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#4)*{iter_0#4 <- $fneg_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#10)*{iter_0#10 <- $fsqrt_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#9)))*{iter_0#9 <- $fsqrt_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#5)*{iter_0#5 <- $fsqrt_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#12)*{iter_0#12 <- $fsqrt_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#11)))*{iter_0#11 <- $fsqrt_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#6)*{iter_0#6 <- $fsqrt_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#14)*{iter_0#14 <- $fceil_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#13)))*{iter_0#13 <- $fceil_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#7)*{iter_0#7 <- $fceil_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#16)*{iter_0#16 <- $fceil_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#15)))*{iter_0#15 <- $fceil_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#8)*{iter_0#8 <- $fceil_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#18)*{iter_0#18 <- $ffloor_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#17)))*{iter_0#17 <- $ffloor_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#9)*{iter_0#9 <- $ffloor_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#20)*{iter_0#20 <- $ffloor_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#19)))*{iter_0#19 <- $ffloor_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#10)*{iter_0#10 <- $ffloor_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#22)*{iter_0#22 <- $ftrunc_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#21)))*{iter_0#21 <- $ftrunc_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#11)*{iter_0#11 <- $ftrunc_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#24)*{iter_0#24 <- $ftrunc_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#23)))*{iter_0#23 <- $ftrunc_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#12)*{iter_0#12 <- $ftrunc_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#26)*{iter_0#26 <- $fnearest_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#25)))*{iter_0#25 <- $fnearest_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#13)*{iter_0#13 <- $fnearest_($sizenn((F32_Fnn : Fnn <: numtype)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#28)*{iter_0#28 <- $fnearest_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#27)))*{iter_0#27 <- $fnearest_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#14)*{iter_0#14 <- $fnearest_($sizenn((F64_Fnn : Fnn <: numtype)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iadd_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $iadd_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ADD_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iadd_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $iadd_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SUB_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $isub_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $isub_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SUB_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $isub_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $isub_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, MUL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $imul_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $imul_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, MUL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $imul_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $imul_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#30)*{iter_0#30 <- lift($idiv_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, iter_0#29)))*{iter_0#29 <- lift($idiv_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#15)*{iter_0#15 <- lift($idiv_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#32)*{iter_0#32 <- lift($idiv_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, iter_0#31)))*{iter_0#31 <- lift($idiv_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#16)*{iter_0#16 <- lift($idiv_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#34)*{iter_0#34 <- lift($irem_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, iter_0#33)))*{iter_0#33 <- lift($irem_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#17)*{iter_0#17 <- lift($irem_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#36)*{iter_0#36 <- lift($irem_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, iter_0#35)))*{iter_0#35 <- lift($irem_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#18)*{iter_0#18 <- lift($irem_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, AND_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iand_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $iand_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, AND_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iand_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $iand_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, OR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ior_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $ior_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, OR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ior_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $ior_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, XOR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ixor_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $ixor_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, XOR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ixor_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $ixor_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishl_($sizenn((I32_Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $ishl_($sizenn((I32_Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishl_($sizenn((I64_Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $ishl_($sizenn((I64_Inn : addrtype <: numtype)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHR_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishr_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $ishr_($sizenn((I32_Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHR_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishr_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $ishr_($sizenn((I64_Inn : addrtype <: numtype)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotl_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $irotl_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotl_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $irotl_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotr_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $irotr_($sizenn((I32_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotr_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $irotr_($sizenn((I64_Inn : addrtype <: numtype)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#38)*{iter_0#38 <- $fadd_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#37)))*{iter_0#37 <- $fadd_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#19)*{iter_0#19 <- $fadd_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#40)*{iter_0#40 <- $fadd_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#39)))*{iter_0#39 <- $fadd_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#20)*{iter_0#20 <- $fadd_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#42)*{iter_0#42 <- $fsub_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#41)))*{iter_0#41 <- $fsub_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#21)*{iter_0#21 <- $fsub_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#44)*{iter_0#44 <- $fsub_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#43)))*{iter_0#43 <- $fsub_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#22)*{iter_0#22 <- $fsub_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#46)*{iter_0#46 <- $fmul_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#45)))*{iter_0#45 <- $fmul_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#23)*{iter_0#23 <- $fmul_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#48)*{iter_0#48 <- $fmul_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#47)))*{iter_0#47 <- $fmul_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#24)*{iter_0#24 <- $fmul_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#50)*{iter_0#50 <- $fdiv_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#49)))*{iter_0#49 <- $fdiv_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#25)*{iter_0#25 <- $fdiv_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#52)*{iter_0#52 <- $fdiv_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#51)))*{iter_0#51 <- $fdiv_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#26)*{iter_0#26 <- $fdiv_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#54)*{iter_0#54 <- $fmin_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#53)))*{iter_0#53 <- $fmin_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#27)*{iter_0#27 <- $fmin_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#56)*{iter_0#56 <- $fmin_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#55)))*{iter_0#55 <- $fmin_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#28)*{iter_0#28 <- $fmin_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#58)*{iter_0#58 <- $fmax_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#57)))*{iter_0#57 <- $fmax_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#29)*{iter_0#29 <- $fmax_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#60)*{iter_0#60 <- $fmax_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#59)))*{iter_0#59 <- $fmax_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#30)*{iter_0#30 <- $fmax_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#62)*{iter_0#62 <- $fcopysign_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#61)))*{iter_0#61 <- $fcopysign_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#31)*{iter_0#31 <- $fcopysign_($sizenn((F32_Fnn : Fnn <: numtype)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#64)*{iter_0#64 <- $fcopysign_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#63)))*{iter_0#63 <- $fcopysign_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#32)*{iter_0#32 <- $fcopysign_($sizenn((F64_Fnn : Fnn <: numtype)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8579,124 +9307,108 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $extend__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $extend__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $extend__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $extend__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $wrap__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, $wrap__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $wrap__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), i_1))]
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, $wrap__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#66)*{iter_0#66 <- lift($trunc__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, iter_0#65)))*{iter_0#65 <- lift($trunc__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#33)*{iter_0#33 <- lift($trunc__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#68)*{iter_0#68 <- lift($trunc__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, iter_0#67)))*{iter_0#67 <- lift($trunc__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#34)*{iter_0#34 <- lift($trunc__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#70)*{iter_0#70 <- lift($trunc__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, iter_0#69)))*{iter_0#69 <- lift($trunc__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#35)*{iter_0#35 <- lift($trunc__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#72)*{iter_0#72 <- lift($trunc__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, iter_0#71)))*{iter_0#71 <- lift($trunc__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#36)*{iter_0#36 <- lift($trunc__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#74)*{iter_0#74 <- lift($trunc_sat__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, iter_0#73)))*{iter_0#73 <- lift($trunc_sat__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#37)*{iter_0#37 <- lift($trunc_sat__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#76)*{iter_0#76 <- lift($trunc_sat__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, iter_0#75)))*{iter_0#75 <- lift($trunc_sat__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#38)*{iter_0#38 <- lift($trunc_sat__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I32_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#78)*{iter_0#78 <- lift($trunc_sat__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, iter_0#77)))*{iter_0#77 <- lift($trunc_sat__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#39)*{iter_0#39 <- lift($trunc_sat__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#80)*{iter_0#80 <- lift($trunc_sat__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
-    -- (wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, iter_0#79)))*{iter_0#79 <- lift($trunc_sat__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#40)*{iter_0#40 <- lift($trunc_sat__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((I64_Inn : addrtype <: numtype)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, $convert__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, $convert__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, $convert__($sizenn1((I32_Inn : addrtype <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), sx, i_1))]
-    -- wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, $convert__($sizenn1((I64_Inn : addrtype <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#82)*{iter_0#82 <- $promote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#81)))*{iter_0#81 <- $promote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#41)*{iter_0#41 <- $promote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#84)*{iter_0#84 <- $promote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#83)))*{iter_0#83 <- $promote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#42)*{iter_0#42 <- $promote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#86)*{iter_0#86 <- $promote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#85)))*{iter_0#85 <- $promote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#43)*{iter_0#43 <- $promote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#88)*{iter_0#88 <- $promote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#87)))*{iter_0#87 <- $promote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#44)*{iter_0#44 <- $promote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#90)*{iter_0#90 <- $demote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#89)))*{iter_0#89 <- $demote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#45)*{iter_0#45 <- $demote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#92)*{iter_0#92 <- $demote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#91)))*{iter_0#91 <- $demote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#46)*{iter_0#46 <- $demote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F32_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#94)*{iter_0#94 <- $demote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#93)))*{iter_0#93 <- $demote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#47)*{iter_0#47 <- $demote__($sizenn1((F32_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#96)*{iter_0#96 <- $demote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
-    -- (wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#95)))*{iter_0#95 <- $demote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#48)*{iter_0#48 <- $demote__($sizenn1((F64_Fnn : Fnn <: numtype)), $sizenn2((F64_Fnn : Fnn <: numtype)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__((I32_Inn : addrtype <: numtype), (F32_Fnn : Fnn <: numtype), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size((I32_Inn : addrtype <: numtype)) = $size((F32_Fnn : Fnn <: numtype)))
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__((I64_Inn : addrtype <: numtype), (F32_Fnn : Fnn <: numtype), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size((I64_Inn : addrtype <: numtype)) = $size((F32_Fnn : Fnn <: numtype)))
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__((I32_Inn : addrtype <: numtype), (F64_Fnn : Fnn <: numtype), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size((I32_Inn : addrtype <: numtype)) = $size((F64_Fnn : Fnn <: numtype)))
-    -- wf_num_: `%%`((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__((I64_Inn : addrtype <: numtype), (F64_Fnn : Fnn <: numtype), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size((I64_Inn : addrtype <: numtype)) = $size((F64_Fnn : Fnn <: numtype)))
-    -- wf_num_: `%%`((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__((F32_Fnn : Fnn <: numtype), (I32_Inn : addrtype <: numtype), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size((F32_Fnn : Fnn <: numtype)) = $size((I32_Inn : addrtype <: numtype)))
-    -- wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__((F64_Fnn : Fnn <: numtype), (I32_Inn : addrtype <: numtype), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size((F64_Fnn : Fnn <: numtype)) = $size((I32_Inn : addrtype <: numtype)))
-    -- wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__((F32_Fnn : Fnn <: numtype), (I64_Inn : addrtype <: numtype), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size((F32_Fnn : Fnn <: numtype)) = $size((I64_Inn : addrtype <: numtype)))
-    -- wf_num_: `%%`((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__((F64_Fnn : Fnn <: numtype), (I64_Inn : addrtype <: numtype), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size((F64_Fnn : Fnn <: numtype)) = $size((I64_Inn : addrtype <: numtype)))
-    -- wf_num_: `%%`((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -8909,458 +9621,582 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c#1*{c#1 <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c#2*{c#2 <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else (if ($signed_(N, $proj_uN_0(i).0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[($proj_uN_0(i).0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#5)*{c#5 <- `c*`})]
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#4)*{c#4 <- `c*`})]
     -- let{`c_1*` : lane_*} c_1#1*{c_1#1 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c#3*{c#3 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#2)))*{c_1#2 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#5))*{iter#5 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#3)))))*{c_1#3 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#4)))*{c#4 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#8)*{c#8 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#3*{c_1#3 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#6*{c#6 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#4)))*{c_1#4 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#6)*{c#6 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#4*{c_1#4 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#5*{c#5 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#5)))*{c_1#5 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#6))*{iter#6 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#6)))))*{c_1#6 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#7)))*{c#7 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#11)*{c#11 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#5*{c_1#5 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#9*{c#9 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#6)))*{c_1#6 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#8)*{c#8 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#7*{c_1#7 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#7*{c#7 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#8)))*{c_1#8 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#7))*{iter#7 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#9)))))*{c_1#9 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#10)))*{c#10 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#14)*{c#14 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#7*{c_1#7 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#12*{c#12 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#8)))*{c_1#8 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#10)*{c#10 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#10*{c_1#10 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#9*{c#9 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#11)))*{c_1#11 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#8))*{iter#8 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#12)))))*{c_1#12 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#13)))*{c#13 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), c#16*{c#16 <- `c*#2`})*{`c*#2` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#9*{c_1#9 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#15*{c#15 <- `c*#1`}*{`c*#1` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#97))*{iter_0#97 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#10)))))}*{c_1#10 <- `c_1*`})
+  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), c#12*{c#12 <- `c*#2`})*{`c*#2` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#13*{c_1#13 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#11*{c#11 <- `c*#1`}*{`c*#1` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#49))*{iter_0#49 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#14)))))}*{c_1#14 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#9))*{iter#9 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), iter#11))*{iter#11 <- iter#10}*{iter#10 <- $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#50))*{iter_0#50 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#15)))))}*{c_1#15 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((F32_Fnn : Fnn <: numtype)), iter#12))*{iter#12 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#16)))))}*{c_1#16 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#98))))*{iter_0#98 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#11)))))}*{c_1#11 <- `c_1*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), c#18*{c#18 <- `c*#4`})*{`c*#4` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#12*{c_1#12 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#17*{c#17 <- `c*#3`}*{`c*#3` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#99))*{iter_0#99 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#13)))))}*{c_1#13 <- `c_1*`})
+    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#51))))*{iter_0#51 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#17)))))}*{c_1#17 <- `c_1*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), c#14*{c#14 <- `c*#4`})*{`c*#4` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#18*{c_1#18 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#13*{c#13 <- `c*#3`}*{`c*#3` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#52))*{iter_0#52 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#19)))))}*{c_1#19 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#13))*{iter#13 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), iter#15))*{iter#15 <- iter#14}*{iter#14 <- $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#53))*{iter_0#53 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#20)))))}*{c_1#20 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn((F64_Fnn : Fnn <: numtype)), iter#16))*{iter#16 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#21)))))}*{c_1#21 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#100))))*{iter_0#100 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#14)))))}*{c_1#14 <- `c_1*`}
+    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#54))))*{iter_0#54 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#22)))))}*{c_1#22 <- `c_1*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#21)*{c#21 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#15*{c_1#15 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#16)*{c#16 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#23*{c_1#23 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2#1*{c_2#1 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#19*{c#19 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#16)), !($proj_lane__2(c_2#2)))*{c_1#16 <- `c_1*`, c_2#2 <- `c_2*`}
+    -- let{`c*` : iN*} c#15*{c#15 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#24)), !($proj_lane__2(c_2#2)))*{c_1#24 <- `c_1*`, c_2#2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#17))*{iter#17 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#18))*{iter#18 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#25)), !($proj_lane__2(c_2#3)))))*{c_1#25 <- `c_1*`, c_2#3 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#20)))*{c#20 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#24)*{c#24 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#17*{c_1#17 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#3*{c_2#3 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#22*{c#22 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#18)), !($proj_lane__2(c_2#4)))*{c_1#18 <- `c_1*`, c_2#4 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#18)*{c#18 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#26*{c_1#26 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#4*{c_2#4 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#17*{c#17 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#27)), !($proj_lane__2(c_2#5)))*{c_1#27 <- `c_1*`, c_2#5 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#19))*{iter#19 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#20))*{iter#20 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#28)), !($proj_lane__2(c_2#6)))))*{c_1#28 <- `c_1*`, c_2#6 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#23)))*{c#23 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#27)*{c#27 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#19*{c_1#19 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#5*{c_2#5 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#25*{c#25 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#20)), !($proj_lane__2(c_2#6)))*{c_1#20 <- `c_1*`, c_2#6 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#20)*{c#20 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#29*{c_1#29 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#7*{c_2#7 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#19*{c#19 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#30)), !($proj_lane__2(c_2#8)))*{c_1#30 <- `c_1*`, c_2#8 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#21))*{iter#21 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#22))*{iter#22 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#31)), !($proj_lane__2(c_2#9)))))*{c_1#31 <- `c_1*`, c_2#9 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#26)))*{c#26 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#30)*{c#30 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#21*{c_1#21 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#7*{c_2#7 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#28*{c#28 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#22)), !($proj_lane__2(c_2#8)))*{c_1#22 <- `c_1*`, c_2#8 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#22)*{c#22 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#32*{c_1#32 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#10*{c_2#10 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#21*{c#21 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#33)), !($proj_lane__2(c_2#11)))*{c_1#33 <- `c_1*`, c_2#11 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#23))*{iter#23 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#24))*{iter#24 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#34)), !($proj_lane__2(c_2#12)))))*{c_1#34 <- `c_1*`, c_2#12 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#29)))*{c#29 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#33)*{c#33 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#23*{c_1#23 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#9*{c_2#9 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#31*{c#31 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#24)), !($proj_lane__2(c_2#10)))*{c_1#24 <- `c_1*`, c_2#10 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#24)*{c#24 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#35*{c_1#35 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#13*{c_2#13 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#23*{c#23 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#36)), !($proj_lane__2(c_2#14)))*{c_1#36 <- `c_1*`, c_2#14 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#25))*{iter#25 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#26))*{iter#26 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#37)), !($proj_lane__2(c_2#15)))))*{c_1#37 <- `c_1*`, c_2#15 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#32)))*{c#32 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#36)*{c#36 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#25*{c_1#25 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#11*{c_2#11 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#34*{c#34 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#26)), !($proj_lane__2(c_2#12)))*{c_1#26 <- `c_1*`, c_2#12 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#26)*{c#26 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#38*{c_1#38 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#16*{c_2#16 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#25*{c#25 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#39)), !($proj_lane__2(c_2#17)))*{c_1#39 <- `c_1*`, c_2#17 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#27))*{iter#27 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#28))*{iter#28 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#40)), !($proj_lane__2(c_2#18)))))*{c_1#40 <- `c_1*`, c_2#18 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#35)))*{c#35 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#39)*{c#39 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#27*{c_1#27 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#13*{c_2#13 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#37*{c#37 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#28)), !($proj_lane__2(c_2#14)))*{c_1#28 <- `c_1*`, c_2#14 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#28)*{c#28 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#41*{c_1#41 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#19*{c_2#19 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#27*{c#27 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#42)), !($proj_lane__2(c_2#20)))*{c_1#42 <- `c_1*`, c_2#20 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#29))*{iter#29 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#30))*{iter#30 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#43)), !($proj_lane__2(c_2#21)))))*{c_1#43 <- `c_1*`, c_2#21 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#38)))*{c#38 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#42)*{c#42 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#29*{c_1#29 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#15*{c_2#15 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#40*{c#40 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#30)), !($proj_lane__2(c_2#16)))*{c_1#30 <- `c_1*`, c_2#16 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#30)*{c#30 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#44*{c_1#44 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#22*{c_2#22 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#29*{c#29 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#45)), !($proj_lane__2(c_2#23)))*{c_1#45 <- `c_1*`, c_2#23 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#31))*{iter#31 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#32))*{iter#32 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#46)), !($proj_lane__2(c_2#24)))))*{c_1#46 <- `c_1*`, c_2#24 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#41)))*{c#41 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), c#44*{c#44 <- `c*#6`})*{`c*#6` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#31*{c_1#31 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#17*{c_2#17 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#43*{c#43 <- `c*#5`}*{`c*#5` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#101)*{iter_0#101 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#32)), !($proj_lane__2(c_2#18)))}*{c_1#32 <- `c_1*`, c_2#18 <- `c_2*`})
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), c#32*{c#32 <- `c*#6`})*{`c*#6` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#47*{c_1#47 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#25*{c_2#25 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#31*{c#31 <- `c*#5`}*{`c*#5` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#55)*{iter_0#55 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#48)), !($proj_lane__2(c_2#26)))}*{c_1#48 <- `c_1*`, c_2#26 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#33))*{iter#33 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#34))*{iter#34 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((I32_Jnn : Jnn <: lanetype), iter#36))*{iter#36 <- iter#35}*{iter#35 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#56)*{iter_0#56 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#49)), !($proj_lane__2(c_2#27)))}*{c_1#49 <- `c_1*`, c_2#27 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#37))*{iter#37 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#50)), !($proj_lane__2(c_2#28)))}*{c_1#50 <- `c_1*`, c_2#28 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I32_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I32_Jnn, iter_0#102)))*{iter_0#102 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#33)), !($proj_lane__2(c_2#19)))}*{c_1#33 <- `c_1*`, c_2#19 <- `c_2*`}
+    -- (wf_lane_: `%%`((I32_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I32_Jnn, iter_0#57)))*{iter_0#57 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#51)), !($proj_lane__2(c_2#29)))}*{c_1#51 <- `c_1*`, c_2#29 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), c#46*{c#46 <- `c*#8`})*{`c*#8` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#34*{c_1#34 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#20*{c_2#20 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#45*{c#45 <- `c*#7`}*{`c*#7` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#103)*{iter_0#103 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#35)), !($proj_lane__2(c_2#21)))}*{c_1#35 <- `c_1*`, c_2#21 <- `c_2*`})
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), c#34*{c#34 <- `c*#8`})*{`c*#8` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#52*{c_1#52 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#30*{c_2#30 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#33*{c#33 <- `c*#7`}*{`c*#7` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#58)*{iter_0#58 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#53)), !($proj_lane__2(c_2#31)))}*{c_1#53 <- `c_1*`, c_2#31 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#38))*{iter#38 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#39))*{iter#39 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((I64_Jnn : Jnn <: lanetype), iter#41))*{iter#41 <- iter#40}*{iter#40 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#59)*{iter_0#59 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#54)), !($proj_lane__2(c_2#32)))}*{c_1#54 <- `c_1*`, c_2#32 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#42))*{iter#42 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#55)), !($proj_lane__2(c_2#33)))}*{c_1#55 <- `c_1*`, c_2#33 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I64_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I64_Jnn, iter_0#104)))*{iter_0#104 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#36)), !($proj_lane__2(c_2#22)))}*{c_1#36 <- `c_1*`, c_2#22 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), c#48*{c#48 <- `c*#10`})*{`c*#10` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#37*{c_1#37 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#23*{c_2#23 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#47*{c#47 <- `c*#9`}*{`c*#9` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#105)*{iter_0#105 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#38)), !($proj_lane__2(c_2#24)))}*{c_1#38 <- `c_1*`, c_2#24 <- `c_2*`})
+    -- (wf_lane_: `%%`((I64_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I64_Jnn, iter_0#60)))*{iter_0#60 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#56)), !($proj_lane__2(c_2#34)))}*{c_1#56 <- `c_1*`, c_2#34 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), c#36*{c#36 <- `c*#10`})*{`c*#10` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#57*{c_1#57 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#35*{c_2#35 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#35*{c#35 <- `c*#9`}*{`c*#9` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#61)*{iter_0#61 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#58)), !($proj_lane__2(c_2#36)))}*{c_1#58 <- `c_1*`, c_2#36 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#43))*{iter#43 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#44))*{iter#44 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((I8_Jnn : Jnn <: lanetype), iter#46))*{iter#46 <- iter#45}*{iter#45 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#62)*{iter_0#62 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#59)), !($proj_lane__2(c_2#37)))}*{c_1#59 <- `c_1*`, c_2#37 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#47))*{iter#47 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#60)), !($proj_lane__2(c_2#38)))}*{c_1#60 <- `c_1*`, c_2#38 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I8_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I8_Jnn, iter_0#106)))*{iter_0#106 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#39)), !($proj_lane__2(c_2#25)))}*{c_1#39 <- `c_1*`, c_2#25 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), c#50*{c#50 <- `c*#12`})*{`c*#12` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#40*{c_1#40 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#26*{c_2#26 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#49*{c#49 <- `c*#11`}*{`c*#11` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#107)*{iter_0#107 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#41)), !($proj_lane__2(c_2#27)))}*{c_1#41 <- `c_1*`, c_2#27 <- `c_2*`})
+    -- (wf_lane_: `%%`((I8_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I8_Jnn, iter_0#63)))*{iter_0#63 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#61)), !($proj_lane__2(c_2#39)))}*{c_1#61 <- `c_1*`, c_2#39 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), c#38*{c#38 <- `c*#12`})*{`c*#12` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#62*{c_1#62 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#40*{c_2#40 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#37*{c#37 <- `c*#11`}*{`c*#11` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#64)*{iter_0#64 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#63)), !($proj_lane__2(c_2#41)))}*{c_1#63 <- `c_1*`, c_2#41 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#48))*{iter#48 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#49))*{iter#49 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((I16_Jnn : Jnn <: lanetype), iter#51))*{iter#51 <- iter#50}*{iter#50 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#65)*{iter_0#65 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#64)), !($proj_lane__2(c_2#42)))}*{c_1#64 <- `c_1*`, c_2#42 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#52))*{iter#52 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#65)), !($proj_lane__2(c_2#43)))}*{c_1#65 <- `c_1*`, c_2#43 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I16_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I16_Jnn, iter_0#108)))*{iter_0#108 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#42)), !($proj_lane__2(c_2#28)))}*{c_1#42 <- `c_1*`, c_2#28 <- `c_2*`}
+    -- (wf_lane_: `%%`((I16_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I16_Jnn, iter_0#66)))*{iter_0#66 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#66)), !($proj_lane__2(c_2#44)))}*{c_1#66 <- `c_1*`, c_2#44 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), c#52*{c#52 <- `c*#14`})*{`c*#14` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#43*{c_1#43 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#29*{c_2#29 <- `c_2*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#51*{c#51 <- `c*#13`}*{`c*#13` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#109))*{iter_0#109 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#44)))), !($proj_num__1(!($proj_lane__0(c_2#30)))))}*{c_1#44 <- `c_1*`, c_2#30 <- `c_2*`})
+  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), c#40*{c#40 <- `c*#14`})*{`c*#14` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#67*{c_1#67 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#45*{c_2#45 <- `c_2*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#39*{c#39 <- `c*#13`}*{`c*#13` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#67))*{iter_0#67 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#68)))), !($proj_num__1(!($proj_lane__0(c_2#46)))))}*{c_1#68 <- `c_1*`, c_2#46 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#53))*{iter#53 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#54))*{iter#54 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), iter#56))*{iter#56 <- iter#55}*{iter#55 <- $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#68))*{iter_0#68 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#69)))), !($proj_num__1(!($proj_lane__0(c_2#47)))))}*{c_1#69 <- `c_1*`, c_2#47 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((F32_Fnn : Fnn <: numtype)), iter#57))*{iter#57 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#70)))), !($proj_num__1(!($proj_lane__0(c_2#48)))))}*{c_1#70 <- `c_1*`, c_2#48 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#110))))*{iter_0#110 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#45)))), !($proj_num__1(!($proj_lane__0(c_2#31)))))}*{c_1#45 <- `c_1*`, c_2#31 <- `c_2*`}
+    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#69))))*{iter_0#69 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#71)))), !($proj_num__1(!($proj_lane__0(c_2#49)))))}*{c_1#71 <- `c_1*`, c_2#49 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), c#54*{c#54 <- `c*#16`})*{`c*#16` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#46*{c_1#46 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#32*{c_2#32 <- `c_2*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#53*{c#53 <- `c*#15`}*{`c*#15` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#111))*{iter_0#111 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#47)))), !($proj_num__1(!($proj_lane__0(c_2#33)))))}*{c_1#47 <- `c_1*`, c_2#33 <- `c_2*`})
+  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), c#42*{c#42 <- `c*#16`})*{`c*#16` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#72*{c_1#72 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#50*{c_2#50 <- `c_2*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#41*{c#41 <- `c*#15`}*{`c*#15` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#70))*{iter_0#70 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#73)))), !($proj_num__1(!($proj_lane__0(c_2#51)))))}*{c_1#73 <- `c_1*`, c_2#51 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#58))*{iter#58 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#59))*{iter#59 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), iter#61))*{iter#61 <- iter#60}*{iter#60 <- $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#71))*{iter_0#71 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#74)))), !($proj_num__1(!($proj_lane__0(c_2#52)))))}*{c_1#74 <- `c_1*`, c_2#52 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn((F64_Fnn : Fnn <: numtype)), iter#62))*{iter#62 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#75)))), !($proj_num__1(!($proj_lane__0(c_2#53)))))}*{c_1#75 <- `c_1*`, c_2#53 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#112))))*{iter_0#112 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#48)))), !($proj_num__1(!($proj_lane__0(c_2#34)))))}*{c_1#48 <- `c_1*`, c_2#34 <- `c_2*`}
+    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#72))))*{iter_0#72 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#76)))), !($proj_num__1(!($proj_lane__0(c_2#54)))))}*{c_1#76 <- `c_1*`, c_2#54 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), c#56*{c#56 <- `c*#18`})*{`c*#18` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#49*{c_1#49 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#35*{c_2#35 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), c#44*{c#44 <- `c*#18`})*{`c*#18` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#77*{c_1#77 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#55*{c_2#55 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3#1*{c_3#1 <- `c_3*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#55*{c#55 <- `c*#17`}*{`c*#17` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#113)*{iter_0#113 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#50)), !($proj_lane__2(c_2#36)), !($proj_lane__2(c_3#2)))}*{c_1#50 <- `c_1*`, c_2#36 <- `c_2*`, c_3#2 <- `c_3*`})
+    -- let{`c**` : lane_**} c#43*{c#43 <- `c*#17`}*{`c*#17` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#73)*{iter_0#73 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#78)), !($proj_lane__2(c_2#56)), !($proj_lane__2(c_3#2)))}*{c_1#78 <- `c_1*`, c_2#56 <- `c_2*`, c_3#2 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#63))*{iter#63 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#64))*{iter#64 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#65))*{iter#65 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((I32_Jnn : Jnn <: lanetype), iter#67))*{iter#67 <- iter#66}*{iter#66 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#74)*{iter_0#74 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#79)), !($proj_lane__2(c_2#57)), !($proj_lane__2(c_3#3)))}*{c_1#79 <- `c_1*`, c_2#57 <- `c_2*`, c_3#3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#68))*{iter#68 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#80)), !($proj_lane__2(c_2#58)), !($proj_lane__2(c_3#4)))}*{c_1#80 <- `c_1*`, c_2#58 <- `c_2*`, c_3#4 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I32_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I32_Jnn, iter_0#114)))*{iter_0#114 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#51)), !($proj_lane__2(c_2#37)), !($proj_lane__2(c_3#3)))}*{c_1#51 <- `c_1*`, c_2#37 <- `c_2*`, c_3#3 <- `c_3*`}
+    -- (wf_lane_: `%%`((I32_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I32_Jnn, iter_0#75)))*{iter_0#75 <- $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#81)), !($proj_lane__2(c_2#59)), !($proj_lane__2(c_3#5)))}*{c_1#81 <- `c_1*`, c_2#59 <- `c_2*`, c_3#5 <- `c_3*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), c#58*{c#58 <- `c*#20`})*{`c*#20` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#52*{c_1#52 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#38*{c_2#38 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#4*{c_3#4 <- `c_3*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#57*{c#57 <- `c*#19`}*{`c*#19` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#115)*{iter_0#115 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#53)), !($proj_lane__2(c_2#39)), !($proj_lane__2(c_3#5)))}*{c_1#53 <- `c_1*`, c_2#39 <- `c_2*`, c_3#5 <- `c_3*`})
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), c#46*{c#46 <- `c*#20`})*{`c*#20` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#82*{c_1#82 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#60*{c_2#60 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#6*{c_3#6 <- `c_3*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#45*{c#45 <- `c*#19`}*{`c*#19` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#76)*{iter_0#76 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#83)), !($proj_lane__2(c_2#61)), !($proj_lane__2(c_3#7)))}*{c_1#83 <- `c_1*`, c_2#61 <- `c_2*`, c_3#7 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#69))*{iter#69 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#70))*{iter#70 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#71))*{iter#71 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((I64_Jnn : Jnn <: lanetype), iter#73))*{iter#73 <- iter#72}*{iter#72 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#77)*{iter_0#77 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#84)), !($proj_lane__2(c_2#62)), !($proj_lane__2(c_3#8)))}*{c_1#84 <- `c_1*`, c_2#62 <- `c_2*`, c_3#8 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#74))*{iter#74 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#85)), !($proj_lane__2(c_2#63)), !($proj_lane__2(c_3#9)))}*{c_1#85 <- `c_1*`, c_2#63 <- `c_2*`, c_3#9 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I64_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I64_Jnn, iter_0#116)))*{iter_0#116 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#54)), !($proj_lane__2(c_2#40)), !($proj_lane__2(c_3#6)))}*{c_1#54 <- `c_1*`, c_2#40 <- `c_2*`, c_3#6 <- `c_3*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), c#60*{c#60 <- `c*#22`})*{`c*#22` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#55*{c_1#55 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#41*{c_2#41 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#7*{c_3#7 <- `c_3*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#59*{c#59 <- `c*#21`}*{`c*#21` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#117)*{iter_0#117 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#56)), !($proj_lane__2(c_2#42)), !($proj_lane__2(c_3#8)))}*{c_1#56 <- `c_1*`, c_2#42 <- `c_2*`, c_3#8 <- `c_3*`})
+    -- (wf_lane_: `%%`((I64_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I64_Jnn, iter_0#78)))*{iter_0#78 <- $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#86)), !($proj_lane__2(c_2#64)), !($proj_lane__2(c_3#10)))}*{c_1#86 <- `c_1*`, c_2#64 <- `c_2*`, c_3#10 <- `c_3*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), c#48*{c#48 <- `c*#22`})*{`c*#22` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#87*{c_1#87 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#65*{c_2#65 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#11*{c_3#11 <- `c_3*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#47*{c#47 <- `c*#21`}*{`c*#21` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#79)*{iter_0#79 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#88)), !($proj_lane__2(c_2#66)), !($proj_lane__2(c_3#12)))}*{c_1#88 <- `c_1*`, c_2#66 <- `c_2*`, c_3#12 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#75))*{iter#75 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#76))*{iter#76 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#77))*{iter#77 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((I8_Jnn : Jnn <: lanetype), iter#79))*{iter#79 <- iter#78}*{iter#78 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#80)*{iter_0#80 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#89)), !($proj_lane__2(c_2#67)), !($proj_lane__2(c_3#13)))}*{c_1#89 <- `c_1*`, c_2#67 <- `c_2*`, c_3#13 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#80))*{iter#80 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#90)), !($proj_lane__2(c_2#68)), !($proj_lane__2(c_3#14)))}*{c_1#90 <- `c_1*`, c_2#68 <- `c_2*`, c_3#14 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I8_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I8_Jnn, iter_0#118)))*{iter_0#118 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#57)), !($proj_lane__2(c_2#43)), !($proj_lane__2(c_3#9)))}*{c_1#57 <- `c_1*`, c_2#43 <- `c_2*`, c_3#9 <- `c_3*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), c#62*{c#62 <- `c*#24`})*{`c*#24` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#58*{c_1#58 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#44*{c_2#44 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#10*{c_3#10 <- `c_3*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#61*{c#61 <- `c*#23`}*{`c*#23` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#119)*{iter_0#119 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#59)), !($proj_lane__2(c_2#45)), !($proj_lane__2(c_3#11)))}*{c_1#59 <- `c_1*`, c_2#45 <- `c_2*`, c_3#11 <- `c_3*`})
+    -- (wf_lane_: `%%`((I8_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I8_Jnn, iter_0#81)))*{iter_0#81 <- $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#91)), !($proj_lane__2(c_2#69)), !($proj_lane__2(c_3#15)))}*{c_1#91 <- `c_1*`, c_2#69 <- `c_2*`, c_3#15 <- `c_3*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), c#50*{c#50 <- `c*#24`})*{`c*#24` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#92*{c_1#92 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#70*{c_2#70 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#16*{c_3#16 <- `c_3*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#49*{c#49 <- `c*#23`}*{`c*#23` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#82)*{iter_0#82 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#93)), !($proj_lane__2(c_2#71)), !($proj_lane__2(c_3#17)))}*{c_1#93 <- `c_1*`, c_2#71 <- `c_2*`, c_3#17 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#81))*{iter#81 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#82))*{iter#82 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#83))*{iter#83 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((I16_Jnn : Jnn <: lanetype), iter#85))*{iter#85 <- iter#84}*{iter#84 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#83)*{iter_0#83 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#94)), !($proj_lane__2(c_2#72)), !($proj_lane__2(c_3#18)))}*{c_1#94 <- `c_1*`, c_2#72 <- `c_2*`, c_3#18 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#86))*{iter#86 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#95)), !($proj_lane__2(c_2#73)), !($proj_lane__2(c_3#19)))}*{c_1#95 <- `c_1*`, c_2#73 <- `c_2*`, c_3#19 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((I16_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I16_Jnn, iter_0#120)))*{iter_0#120 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#60)), !($proj_lane__2(c_2#46)), !($proj_lane__2(c_3#12)))}*{c_1#60 <- `c_1*`, c_2#46 <- `c_2*`, c_3#12 <- `c_3*`}
+    -- (wf_lane_: `%%`((I16_Jnn : Jnn <: lanetype), mk_lane__2_lane_(I16_Jnn, iter_0#84)))*{iter_0#84 <- $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#96)), !($proj_lane__2(c_2#74)), !($proj_lane__2(c_3#20)))}*{c_1#96 <- `c_1*`, c_2#74 <- `c_2*`, c_3#20 <- `c_3*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), c#64*{c#64 <- `c*#26`})*{`c*#26` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#61*{c_1#61 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#47*{c_2#47 <- `c_2*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#13*{c_3#13 <- `c_3*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#63*{c#63 <- `c*#25`}*{`c*#25` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#121))*{iter_0#121 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#62)))), !($proj_num__1(!($proj_lane__0(c_2#48)))), !($proj_num__1(!($proj_lane__0(c_3#14)))))}*{c_1#62 <- `c_1*`, c_2#48 <- `c_2*`, c_3#14 <- `c_3*`})
+  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), c#52*{c#52 <- `c*#26`})*{`c*#26` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#97*{c_1#97 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#75*{c_2#75 <- `c_2*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#21*{c_3#21 <- `c_3*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#51*{c#51 <- `c*#25`}*{`c*#25` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#85))*{iter_0#85 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#98)))), !($proj_num__1(!($proj_lane__0(c_2#76)))), !($proj_num__1(!($proj_lane__0(c_3#22)))))}*{c_1#98 <- `c_1*`, c_2#76 <- `c_2*`, c_3#22 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#87))*{iter#87 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#88))*{iter#88 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#89))*{iter#89 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), iter#91))*{iter#91 <- iter#90}*{iter#90 <- $setproduct_(syntax lane_, mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#86))*{iter_0#86 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#99)))), !($proj_num__1(!($proj_lane__0(c_2#77)))), !($proj_num__1(!($proj_lane__0(c_3#23)))))}*{c_1#99 <- `c_1*`, c_2#77 <- `c_2*`, c_3#23 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((F32_Fnn : Fnn <: numtype)), iter#92))*{iter#92 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#100)))), !($proj_num__1(!($proj_lane__0(c_2#78)))), !($proj_num__1(!($proj_lane__0(c_3#24)))))}*{c_1#100 <- `c_1*`, c_2#78 <- `c_2*`, c_3#24 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#122))))*{iter_0#122 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#63)))), !($proj_num__1(!($proj_lane__0(c_2#49)))), !($proj_num__1(!($proj_lane__0(c_3#15)))))}*{c_1#63 <- `c_1*`, c_2#49 <- `c_2*`, c_3#15 <- `c_3*`}
+    -- (wf_lane_: `%%`((F32_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, iter_0#87))))*{iter_0#87 <- $f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#101)))), !($proj_num__1(!($proj_lane__0(c_2#79)))), !($proj_num__1(!($proj_lane__0(c_3#25)))))}*{c_1#101 <- `c_1*`, c_2#79 <- `c_2*`, c_3#25 <- `c_3*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), c#66*{c#66 <- `c*#28`})*{`c*#28` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#64*{c_1#64 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#50*{c_2#50 <- `c_2*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#16*{c_3#16 <- `c_3*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#65*{c#65 <- `c*#27`}*{`c*#27` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#123))*{iter_0#123 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#65)))), !($proj_num__1(!($proj_lane__0(c_2#51)))), !($proj_num__1(!($proj_lane__0(c_3#17)))))}*{c_1#65 <- `c_1*`, c_2#51 <- `c_2*`, c_3#17 <- `c_3*`})
+  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), c#54*{c#54 <- `c*#28`})*{`c*#28` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#102*{c_1#102 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#80*{c_2#80 <- `c_2*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#26*{c_3#26 <- `c_3*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#53*{c#53 <- `c*#27`}*{`c*#27` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#88))*{iter_0#88 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#103)))), !($proj_num__1(!($proj_lane__0(c_2#81)))), !($proj_num__1(!($proj_lane__0(c_3#27)))))}*{c_1#103 <- `c_1*`, c_2#81 <- `c_2*`, c_3#27 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#93))*{iter#93 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#94))*{iter#94 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#95))*{iter#95 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), iter#97))*{iter#97 <- iter#96}*{iter#96 <- $setproduct_(syntax lane_, mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#89))*{iter_0#89 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#104)))), !($proj_num__1(!($proj_lane__0(c_2#82)))), !($proj_num__1(!($proj_lane__0(c_3#28)))))}*{c_1#104 <- `c_1*`, c_2#82 <- `c_2*`, c_3#28 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn((F64_Fnn : Fnn <: numtype)), iter#98))*{iter#98 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#105)))), !($proj_num__1(!($proj_lane__0(c_2#83)))), !($proj_num__1(!($proj_lane__0(c_3#29)))))}*{c_1#105 <- `c_1*`, c_2#83 <- `c_2*`, c_3#29 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#124))))*{iter_0#124 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#66)))), !($proj_num__1(!($proj_lane__0(c_2#52)))), !($proj_num__1(!($proj_lane__0(c_3#18)))))}*{c_1#66 <- `c_1*`, c_2#52 <- `c_2*`, c_3#18 <- `c_3*`}
+    -- (wf_lane_: `%%`((F64_Fnn : Fnn <: lanetype), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, iter_0#90))))*{iter_0#90 <- $f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#106)))), !($proj_num__1(!($proj_lane__0(c_2#84)))), !($proj_num__1(!($proj_lane__0(c_3#30)))))}*{c_1#106 <- `c_1*`, c_2#84 <- `c_2*`, c_3#30 <- `c_3*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#69)*{c#69 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#67*{c_1#67 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#53*{c_2#53 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#67*{c#67 <- `c*`} = $extend__(1, $lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#68)), !($proj_lane__2(c_2#54)))).0))*{c_1#68 <- `c_1*`, c_2#54 <- `c_2*`}
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#56)*{c#56 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#107*{c_1#107 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#85*{c_2#85 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#55*{c#55 <- `c*`} = $extend__(1, $lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#108)), !($proj_lane__2(c_2#86)))).0))*{c_1#108 <- `c_1*`, c_2#86 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#99))*{iter#99 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#100))*{iter#100 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#109)), !($proj_lane__2(c_2#87)))).0))))*{c_1#109 <- `c_1*`, c_2#87 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#68)))*{c#68 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#69)), !($proj_lane__2(c_2#55)))).0)))*{c_1#69 <- `c_1*`, c_2#55 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#72)*{c#72 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#70*{c_1#70 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#56*{c_2#56 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#70*{c#70 <- `c*`} = $extend__(1, $lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#71)), !($proj_lane__2(c_2#57)))).0))*{c_1#71 <- `c_1*`, c_2#57 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#110)), !($proj_lane__2(c_2#88)))).0)))*{c_1#110 <- `c_1*`, c_2#88 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#58)*{c#58 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#111*{c_1#111 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#89*{c_2#89 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#57*{c#57 <- `c*`} = $extend__(1, $lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#112)), !($proj_lane__2(c_2#90)))).0))*{c_1#112 <- `c_1*`, c_2#90 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#101))*{iter#101 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#102))*{iter#102 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#113)), !($proj_lane__2(c_2#91)))).0))))*{c_1#113 <- `c_1*`, c_2#91 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#71)))*{c#71 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#72)), !($proj_lane__2(c_2#58)))).0)))*{c_1#72 <- `c_1*`, c_2#58 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#75)*{c#75 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#73*{c_1#73 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#59*{c_2#59 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#73*{c#73 <- `c*`} = $extend__(1, $lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#74)), !($proj_lane__2(c_2#60)))).0))*{c_1#74 <- `c_1*`, c_2#60 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#114)), !($proj_lane__2(c_2#92)))).0)))*{c_1#114 <- `c_1*`, c_2#92 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#60)*{c#60 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#115*{c_1#115 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#93*{c_2#93 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#59*{c#59 <- `c*`} = $extend__(1, $lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#116)), !($proj_lane__2(c_2#94)))).0))*{c_1#116 <- `c_1*`, c_2#94 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#103))*{iter#103 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#104))*{iter#104 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#117)), !($proj_lane__2(c_2#95)))).0))))*{c_1#117 <- `c_1*`, c_2#95 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#74)))*{c#74 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#75)), !($proj_lane__2(c_2#61)))).0)))*{c_1#75 <- `c_1*`, c_2#61 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#118)), !($proj_lane__2(c_2#96)))).0)))*{c_1#118 <- `c_1*`, c_2#96 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#78)*{c#78 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#76*{c_1#76 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#62*{c_2#62 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#76*{c#76 <- `c*`} = $extend__(1, $lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#77)), !($proj_lane__2(c_2#63)))).0))*{c_1#77 <- `c_1*`, c_2#63 <- `c_2*`}
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#62)*{c#62 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#119*{c_1#119 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#97*{c_2#97 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#61*{c#61 <- `c*`} = $extend__(1, $lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#120)), !($proj_lane__2(c_2#98)))).0))*{c_1#120 <- `c_1*`, c_2#98 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#105))*{iter#105 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#106))*{iter#106 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#121)), !($proj_lane__2(c_2#99)))).0))))*{c_1#121 <- `c_1*`, c_2#99 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#77)))*{c#77 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#78)), !($proj_lane__2(c_2#64)))).0)))*{c_1#78 <- `c_1*`, c_2#64 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#122)), !($proj_lane__2(c_2#100)))).0)))*{c_1#122 <- `c_1*`, c_2#100 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#81)*{c#81 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#79*{c_1#79 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#65*{c_2#65 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#79*{c#79 <- `c*`} = $extend__(1, $lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#80)), !($proj_lane__2(c_2#66)))).0))*{c_1#80 <- `c_1*`, c_2#66 <- `c_2*`}
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#64)*{c#64 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#123*{c_1#123 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#101*{c_2#101 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#63*{c#63 <- `c*`} = $extend__(1, $lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#124)), !($proj_lane__2(c_2#102)))).0))*{c_1#124 <- `c_1*`, c_2#102 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#107))*{iter#107 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#108))*{iter#108 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#125)), !($proj_lane__2(c_2#103)))).0))))*{c_1#125 <- `c_1*`, c_2#103 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#80)))*{c#80 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#81)), !($proj_lane__2(c_2#67)))).0)))*{c_1#81 <- `c_1*`, c_2#67 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#126)), !($proj_lane__2(c_2#104)))).0)))*{c_1#126 <- `c_1*`, c_2#104 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#84)*{c#84 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#82*{c_1#82 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#68*{c_2#68 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#82*{c#82 <- `c*`} = $extend__(1, $lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#83)), !($proj_lane__2(c_2#69)))).0))*{c_1#83 <- `c_1*`, c_2#69 <- `c_2*`}
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#66)*{c#66 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#127*{c_1#127 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#105*{c_2#105 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#65*{c#65 <- `c*`} = $extend__(1, $lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#128)), !($proj_lane__2(c_2#106)))).0))*{c_1#128 <- `c_1*`, c_2#106 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#109))*{iter#109 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#110))*{iter#110 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#129)), !($proj_lane__2(c_2#107)))).0))))*{c_1#129 <- `c_1*`, c_2#107 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#83)))*{c#83 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#84)), !($proj_lane__2(c_2#70)))).0)))*{c_1#84 <- `c_1*`, c_2#70 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#87)*{c#87 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#85*{c_1#85 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#71*{c_2#71 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#85*{c#85 <- `c*`} = $extend__(1, $lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#86)), !($proj_lane__2(c_2#72)))).0))*{c_1#86 <- `c_1*`, c_2#72 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#130)), !($proj_lane__2(c_2#108)))).0)))*{c_1#130 <- `c_1*`, c_2#108 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#68)*{c#68 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#131*{c_1#131 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#109*{c_2#109 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#67*{c#67 <- `c*`} = $extend__(1, $lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#132)), !($proj_lane__2(c_2#110)))).0))*{c_1#132 <- `c_1*`, c_2#110 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#111))*{iter#111 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#112))*{iter#112 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#133)), !($proj_lane__2(c_2#111)))).0))))*{c_1#133 <- `c_1*`, c_2#111 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#86)))*{c#86 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#87)), !($proj_lane__2(c_2#73)))).0)))*{c_1#87 <- `c_1*`, c_2#73 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#90)*{c#90 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#88*{c_1#88 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#74*{c_2#74 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#88*{c#88 <- `c*`} = $extend__(1, $lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#89)), !($proj_lane__2(c_2#75)))).0))*{c_1#89 <- `c_1*`, c_2#75 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#134)), !($proj_lane__2(c_2#112)))).0)))*{c_1#134 <- `c_1*`, c_2#112 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#70)*{c#70 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#135*{c_1#135 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#113*{c_2#113 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#69*{c#69 <- `c*`} = $extend__(1, $lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#136)), !($proj_lane__2(c_2#114)))).0))*{c_1#136 <- `c_1*`, c_2#114 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#113))*{iter#113 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#114))*{iter#114 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__(1, $lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#137)), !($proj_lane__2(c_2#115)))).0))))*{c_1#137 <- `c_1*`, c_2#115 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#89)))*{c#89 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#90)), !($proj_lane__2(c_2#76)))).0)))*{c_1#90 <- `c_1*`, c_2#76 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#138)), !($proj_lane__2(c_2#116)))).0)))*{c_1#138 <- `c_1*`, c_2#116 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#93).0)))*{c#93 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#91*{c_1#91 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#77*{c_2#77 <- `c_2*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#91*{c#91 <- `c*`} = $extend__(1, $sizenn((F32_Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#92)))), !($proj_num__1(!($proj_lane__0(c_2#78)))))).0))*{c_1#92 <- `c_1*`, c_2#78 <- `c_2*`}
+  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#72).0)))*{c#72 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#139*{c_1#139 <- `c_1*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#117*{c_2#117 <- `c_2*`} = $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#71*{c#71 <- `c*`} = $extend__(1, $sizenn((F32_Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#140)))), !($proj_num__1(!($proj_lane__0(c_2#118)))))).0))*{c_1#140 <- `c_1*`, c_2#118 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(F32_Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#92).0)))))*{c#92 <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#115))*{iter#115 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#116))*{iter#116 <- $lanes_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((F32_Fnn : Fnn <: numtype)), $extend__(1, $sizenn((F32_Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#141)))), !($proj_num__1(!($proj_lane__0(c_2#119)))))).0))))*{c_1#141 <- `c_1*`, c_2#119 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#93)))), !($proj_num__1(!($proj_lane__0(c_2#79)))))).0)))*{c_1#93 <- `c_1*`, c_2#79 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn((F32_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#142)))), !($proj_num__1(!($proj_lane__0(c_2#120)))))).0)))*{c_1#142 <- `c_1*`, c_2#120 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#96).0)))*{c#96 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#94*{c_1#94 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#80*{c_2#80 <- `c_2*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#94*{c#94 <- `c*`} = $extend__(1, $sizenn((F64_Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#95)))), !($proj_num__1(!($proj_lane__0(c_2#81)))))).0))*{c_1#95 <- `c_1*`, c_2#81 <- `c_2*`}
+  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#74).0)))*{c#74 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#143*{c_1#143 <- `c_1*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#121*{c_2#121 <- `c_2*`} = $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#73*{c#73 <- `c*`} = $extend__(1, $sizenn((F64_Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#144)))), !($proj_num__1(!($proj_lane__0(c_2#122)))))).0))*{c_1#144 <- `c_1*`, c_2#122 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(F64_Fnn))
-    -- wf_shape: `%`(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Inn : addrtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_((Inn : addrtype <: numtype), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#95).0)))))*{c#95 <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#117))*{iter#117 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M))), iter#118))*{iter#118 <- $lanes_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size((F64_Fnn : Fnn <: numtype)), $extend__(1, $sizenn((F64_Fnn : Fnn <: numtype)), S_sx, `%`_iN($proj_uN_0($f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#145)))), !($proj_num__1(!($proj_lane__0(c_2#123)))))).0))))*{c_1#145 <- `c_1*`, c_2#123 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#96)))), !($proj_num__1(!($proj_lane__0(c_2#82)))))).0)))*{c_1#96 <- `c_1*`, c_2#82 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn((F64_Fnn : Fnn <: numtype)), !($proj_num__1(!($proj_lane__0(c_1#146)))), !($proj_num__1(!($proj_lane__0(c_2#124)))))).0)))*{c_1#146 <- `c_1*`, c_2#124 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#99)*{c#99 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#97*{c_1#97 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#97*{c#97 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#98)), i)*{c_1#98 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#76)*{c#76 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#147*{c_1#147 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#75*{c#75 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#148)), i)*{c_1#148 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#119))*{iter#119 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#149)), i)))*{c_1#149 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#98)))*{c#98 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#102)*{c#102 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#99*{c_1#99 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#100*{c#100 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#100)), i)*{c_1#100 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#78)*{c#78 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#150*{c_1#150 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#77*{c#77 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#151)), i)*{c_1#151 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#120))*{iter#120 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#152)), i)))*{c_1#152 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#101)))*{c#101 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#105)*{c#105 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#101*{c_1#101 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#103*{c#103 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#102)), i)*{c_1#102 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#80)*{c#80 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#153*{c_1#153 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#79*{c#79 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#154)), i)*{c_1#154 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#121))*{iter#121 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#155)), i)))*{c_1#155 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#104)))*{c#104 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#108)*{c#108 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#103*{c_1#103 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#106*{c#106 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#104)), i)*{c_1#104 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#82)*{c#82 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#156*{c_1#156 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#81*{c#81 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#157)), i)*{c_1#157 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#122))*{iter#122 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#158)), i)))*{c_1#158 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#107)))*{c#107 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#111)*{c#111 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#105*{c_1#105 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#109*{c#109 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#106)), i)*{c_1#106 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#84)*{c#84 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#159*{c_1#159 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#83*{c#83 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#160)), i)*{c_1#160 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#123))*{iter#123 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#161)), i)))*{c_1#161 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#110)))*{c#110 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#114)*{c#114 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#107*{c_1#107 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#112*{c#112 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#108)), i)*{c_1#108 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#86)*{c#86 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#162*{c_1#162 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#85*{c#85 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#163)), i)*{c_1#163 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#124))*{iter#124 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#164)), i)))*{c_1#164 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#113)))*{c#113 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#117)*{c#117 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#109*{c_1#109 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#115*{c#115 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#110)), i)*{c_1#110 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#88)*{c#88 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#165*{c_1#165 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#87*{c#87 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#166)), i)*{c_1#166 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#125))*{iter#125 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#167)), i)))*{c_1#167 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#116)))*{c#116 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#120)*{c#120 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#111*{c_1#111 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#118*{c#118 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#112)), i)*{c_1#112 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#90)*{c#90 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#168*{c_1#168 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#89*{c#89 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#169)), i)*{c_1#169 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#126))*{iter#126 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#170)), i)))*{c_1#170 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#119)))*{c#119 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#113*{c_1#113 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#114)), `%`_iN(0))).0)*{c_1#114 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#171*{c_1#171 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#172)), `%`_iN(0))).0)*{c_1#172 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#127))*{iter#127 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#128))*{iter#128 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#115)), `%`_iN(0))).0)))*{c_1#115 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I32_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#173)), `%`_iN(0))).0)))*{c_1#173 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#116*{c_1#116 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#117)), `%`_iN(0))).0)*{c_1#117 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#174*{c_1#174 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#175)), `%`_iN(0))).0)*{c_1#175 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#129))*{iter#129 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#130))*{iter#130 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#118)), `%`_iN(0))).0)))*{c_1#118 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I64_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#176)), `%`_iN(0))).0)))*{c_1#176 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#119*{c_1#119 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#120)), `%`_iN(0))).0)*{c_1#120 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#177*{c_1#177 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#178)), `%`_iN(0))).0)*{c_1#178 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#131))*{iter#131 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#132))*{iter#132 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#121)), `%`_iN(0))).0)))*{c_1#121 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I8_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#179)), `%`_iN(0))).0)))*{c_1#179 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#122*{c_1#122 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#123)), `%`_iN(0))).0)*{c_1#123 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#180*{c_1#180 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#181)), `%`_iN(0))).0)*{c_1#181 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#133))*{iter#133 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#134))*{iter#134 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#124)), `%`_iN(0))).0)))*{c_1#124 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn((I16_Jnn : Jnn <: lanetype)), S_sx, !($proj_lane__2(c_1#182)), `%`_iN(0))).0)))*{c_1#182 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#123)*{c#123 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#125*{c_1#125 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#83*{c_2#83 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#121*{c#121 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#126))*{c_1#126 <- `c_1*`}, !($proj_lane__2(c_2#84)))*{c_2#84 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#92)*{c#92 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#183*{c_1#183 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#125*{c_2#125 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#91*{c#91 <- `c*`} = $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#184))*{c_1#184 <- `c_1*`}, !($proj_lane__2(c_2#126)))*{c_2#126 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#135))*{iter#135 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#136))*{iter#136 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $f_($lsizenn((I32_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#185))*{c_1#185 <- `c_1*`}, !($proj_lane__2(c_2#127)))))*{c_2#127 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#122)))*{c#122 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#126)*{c#126 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#127*{c_1#127 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#85*{c_2#85 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#124*{c#124 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#128))*{c_1#128 <- `c_1*`}, !($proj_lane__2(c_2#86)))*{c_2#86 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#94)*{c#94 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#186*{c_1#186 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#128*{c_2#128 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#93*{c#93 <- `c*`} = $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#187))*{c_1#187 <- `c_1*`}, !($proj_lane__2(c_2#129)))*{c_2#129 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#137))*{iter#137 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#138))*{iter#138 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $f_($lsizenn((I64_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#188))*{c_1#188 <- `c_1*`}, !($proj_lane__2(c_2#130)))))*{c_2#130 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#125)))*{c#125 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#129)*{c#129 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#129*{c_1#129 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#87*{c_2#87 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#127*{c#127 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#130))*{c_1#130 <- `c_1*`}, !($proj_lane__2(c_2#88)))*{c_2#88 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#96)*{c#96 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#189*{c_1#189 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#131*{c_2#131 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#95*{c#95 <- `c*`} = $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#190))*{c_1#190 <- `c_1*`}, !($proj_lane__2(c_2#132)))*{c_2#132 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#139))*{iter#139 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#140))*{iter#140 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $f_($lsizenn((I8_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#191))*{c_1#191 <- `c_1*`}, !($proj_lane__2(c_2#133)))))*{c_2#133 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#128)))*{c#128 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#132)*{c#132 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#131*{c_1#131 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#89*{c_2#89 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#130*{c#130 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#132))*{c_1#132 <- `c_1*`}, !($proj_lane__2(c_2#90)))*{c_2#90 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#98)*{c#98 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#192*{c_1#192 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#134*{c_2#134 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#97*{c#97 <- `c*`} = $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#193))*{c_1#193 <- `c_1*`}, !($proj_lane__2(c_2#135)))*{c_2#135 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#141))*{iter#141 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#142))*{iter#142 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $f_($lsizenn((I16_Jnn : Jnn <: lanetype)), !($proj_lane__2(c_1#194))*{c_1#194 <- `c_1*`}, !($proj_lane__2(c_2#136)))))*{c_2#136 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#131)))*{c#131 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), i#138497*{i#138497 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), c#134*{c#134 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#133*{c_1#133 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#91*{c_2#91 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#133*{c#133 <- `c*`} = c_1#134*{c_1#134 <- `c_1*`} ++ c_2#92*{c_2#92 <- `c_2*`}[$proj_uN_0(i#138500).0]*{i#138500 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), i#138592*{i#138592 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), c#100*{c#100 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#195*{c_1#195 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#137*{c_2#137 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#99*{c#99 <- `c*`} = c_1#196*{c_1#196 <- `c_1*`} ++ c_2#138*{c_2#138 <- `c_2*`}[$proj_uN_0(i#138595).0]*{i#138595 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#143))*{iter#143 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#144))*{iter#144 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), i#138504*{i#138504 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), c#136*{c#136 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#135*{c_1#135 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#93*{c_2#93 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#135*{c#135 <- `c*`} = c_1#136*{c_1#136 <- `c_1*`} ++ c_2#94*{c_2#94 <- `c_2*`}[$proj_uN_0(i#138507).0]*{i#138507 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), i#138603*{i#138603 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), c#102*{c#102 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#197*{c_1#197 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#139*{c_2#139 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#101*{c#101 <- `c*`} = c_1#198*{c_1#198 <- `c_1*`} ++ c_2#140*{c_2#140 <- `c_2*`}[$proj_uN_0(i#138606).0]*{i#138606 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#145))*{iter#145 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#146))*{iter#146 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), i#138511*{i#138511 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), c#138*{c#138 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#137*{c_1#137 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#95*{c_2#95 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#137*{c#137 <- `c*`} = c_1#138*{c_1#138 <- `c_1*`} ++ c_2#96*{c_2#96 <- `c_2*`}[$proj_uN_0(i#138514).0]*{i#138514 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), i#138614*{i#138614 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), c#104*{c#104 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#199*{c_1#199 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#141*{c_2#141 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#103*{c#103 <- `c*`} = c_1#200*{c_1#200 <- `c_1*`} ++ c_2#142*{c_2#142 <- `c_2*`}[$proj_uN_0(i#138617).0]*{i#138617 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#147))*{iter#147 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#148))*{iter#148 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), i#138518*{i#138518 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), c#140*{c#140 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#139*{c_1#139 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#97*{c_2#97 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#139*{c#139 <- `c*`} = c_1#140*{c_1#140 <- `c_1*`} ++ c_2#98*{c_2#98 <- `c_2*`}[$proj_uN_0(i#138521).0]*{i#138521 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), i#138625*{i#138625 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), c#106*{c#106 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#201*{c_1#201 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#143*{c_2#143 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#105*{c#105 <- `c*`} = c_1#202*{c_1#202 <- `c_1*`} ++ c_2#144*{c_2#144 <- `c_2*`}[$proj_uN_0(i#138628).0]*{i#138628 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#149))*{iter#149 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M))), iter#150))*{iter#150 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -9388,722 +10224,614 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I32_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I64_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I8_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I16_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F32_Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F64_Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F32_Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F64_Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3021?{half#3021 <- `half?`}, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3022?{half#3022 <- `half?`}, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3023?{half#3023 <- `half?`}, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3024?{half#3024 <- `half?`}, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3025?{half#3025 <- `half?`}, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3026?{half#3026 <- `half?`}, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3027?{half#3027 <- `half?`}, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3028?{half#3028 <- `half?`}, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), $convert__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3489?{zero#3489 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#143))?{c#143 <- `c?`})
-    -- let{`c?` : iN?} c#141?{c#141 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#142))))?{c#142 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3489?{zero#3489 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#108))?{c#108 <- `c?`})
+    -- let{`c?` : iN?} c#107?{c#107 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#151))?{iter#151 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3490?{zero#3490 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#146))?{c#146 <- `c?`})
-    -- let{`c?` : iN?} c#144?{c#144 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#145))))?{c#145 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3490?{zero#3490 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#110))?{c#110 <- `c?`})
+    -- let{`c?` : iN?} c#109?{c#109 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#152))?{iter#152 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3491?{zero#3491 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#149))?{c#149 <- `c?`})
-    -- let{`c?` : iN?} c#147?{c#147 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#148))))?{c#148 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3491?{zero#3491 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#112))?{c#112 <- `c?`})
+    -- let{`c?` : iN?} c#111?{c#111 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#153))?{iter#153 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3492?{zero#3492 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#152))?{c#152 <- `c?`})
-    -- let{`c?` : iN?} c#150?{c#150 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#151))))?{c#151 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3492?{zero#3492 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#114))?{c#114 <- `c?`})
+    -- let{`c?` : iN?} c#113?{c#113 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#154))?{iter#154 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3493?{zero#3493 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#155))?{c#155 <- `c?`})
-    -- let{`c?` : iN?} c#153?{c#153 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#154))))?{c#154 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3493?{zero#3493 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#116))?{c#116 <- `c?`})
+    -- let{`c?` : iN?} c#115?{c#115 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#155))?{iter#155 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3494?{zero#3494 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#158))?{c#158 <- `c?`})
-    -- let{`c?` : iN?} c#156?{c#156 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#157))))?{c#157 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3494?{zero#3494 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#118))?{c#118 <- `c?`})
+    -- let{`c?` : iN?} c#117?{c#117 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#156))?{iter#156 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3495?{zero#3495 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#161))?{c#161 <- `c?`})
-    -- let{`c?` : iN?} c#159?{c#159 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#160))))?{c#160 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3495?{zero#3495 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#120))?{c#120 <- `c?`})
+    -- let{`c?` : iN?} c#119?{c#119 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#157))?{iter#157 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3496?{zero#3496 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#164))?{c#164 <- `c?`})
-    -- let{`c?` : iN?} c#162?{c#162 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#163))))?{c#163 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3496?{zero#3496 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#122))?{c#122 <- `c?`})
+    -- let{`c?` : iN?} c#121?{c#121 <- `c?`} = $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#158))?{iter#158 <- $trunc_sat__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3497?{zero#3497 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#167))?{c#167 <- `c?`})
-    -- let{`c?` : iN?} c#165?{c#165 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#166))))?{c#166 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3497?{zero#3497 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#124))?{c#124 <- `c?`})
+    -- let{`c?` : iN?} c#123?{c#123 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#159))?{iter#159 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3498?{zero#3498 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#170))?{c#170 <- `c?`})
-    -- let{`c?` : iN?} c#168?{c#168 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#169))))?{c#169 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3498?{zero#3498 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#126))?{c#126 <- `c?`})
+    -- let{`c?` : iN?} c#125?{c#125 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#160))?{iter#160 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3499?{zero#3499 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#173))?{c#173 <- `c?`})
-    -- let{`c?` : iN?} c#171?{c#171 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#172))))?{c#172 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3499?{zero#3499 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#128))?{c#128 <- `c?`})
+    -- let{`c?` : iN?} c#127?{c#127 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#161))?{iter#161 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3500?{zero#3500 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#176))?{c#176 <- `c?`})
-    -- let{`c?` : iN?} c#174?{c#174 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#175))))?{c#175 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3500?{zero#3500 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#130))?{c#130 <- `c?`})
+    -- let{`c?` : iN?} c#129?{c#129 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#162))?{iter#162 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3501?{zero#3501 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#179))?{c#179 <- `c?`})
-    -- let{`c?` : iN?} c#177?{c#177 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#178))))?{c#178 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3501?{zero#3501 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#132))?{c#132 <- `c?`})
+    -- let{`c?` : iN?} c#131?{c#131 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#163))?{iter#163 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3502?{zero#3502 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#182))?{c#182 <- `c?`})
-    -- let{`c?` : iN?} c#180?{c#180 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#181))))?{c#181 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3502?{zero#3502 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#134))?{c#134 <- `c?`})
+    -- let{`c?` : iN?} c#133?{c#133 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#164))?{iter#164 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3503?{zero#3503 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#185))?{c#185 <- `c?`})
-    -- let{`c?` : iN?} c#183?{c#183 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#184))))?{c#184 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3503?{zero#3503 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#136))?{c#136 <- `c?`})
+    -- let{`c?` : iN?} c#135?{c#135 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#165))?{iter#165 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3504?{zero#3504 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#188))?{c#188 <- `c?`})
-    -- let{`c?` : iN?} c#186?{c#186 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#187))))?{c#187 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3504?{zero#3504 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#138))?{c#138 <- `c?`})
+    -- let{`c?` : iN?} c#137?{c#137 <- `c?`} = $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#166))?{iter#166 <- $trunc_sat__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3505?{zero#3505 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#191))?{c#191 <- `c?`})
-    -- let{`c?` : iN?} c#189?{c#189 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#190))))?{c#190 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3505?{zero#3505 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#140))?{c#140 <- `c?`})
+    -- let{`c?` : iN?} c#139?{c#139 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#167))?{iter#167 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3506?{zero#3506 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#194))?{c#194 <- `c?`})
-    -- let{`c?` : iN?} c#192?{c#192 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#193))))?{c#193 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3506?{zero#3506 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#142))?{c#142 <- `c?`})
+    -- let{`c?` : iN?} c#141?{c#141 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#168))?{iter#168 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3507?{zero#3507 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#197))?{c#197 <- `c?`})
-    -- let{`c?` : iN?} c#195?{c#195 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#196))))?{c#196 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3507?{zero#3507 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#144))?{c#144 <- `c?`})
+    -- let{`c?` : iN?} c#143?{c#143 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#169))?{iter#169 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3508?{zero#3508 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#200))?{c#200 <- `c?`})
-    -- let{`c?` : iN?} c#198?{c#198 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#199))))?{c#199 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3508?{zero#3508 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#146))?{c#146 <- `c?`})
+    -- let{`c?` : iN?} c#145?{c#145 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#170))?{iter#170 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3509?{zero#3509 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#203))?{c#203 <- `c?`})
-    -- let{`c?` : iN?} c#201?{c#201 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#202))))?{c#202 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3509?{zero#3509 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#148))?{c#148 <- `c?`})
+    -- let{`c?` : iN?} c#147?{c#147 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#171))?{iter#171 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3510?{zero#3510 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#206))?{c#206 <- `c?`})
-    -- let{`c?` : iN?} c#204?{c#204 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#205))))?{c#205 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3510?{zero#3510 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#150))?{c#150 <- `c?`})
+    -- let{`c?` : iN?} c#149?{c#149 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#172))?{iter#172 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3511?{zero#3511 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#209))?{c#209 <- `c?`})
-    -- let{`c?` : iN?} c#207?{c#207 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#208))))?{c#208 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3511?{zero#3511 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#152))?{c#152 <- `c?`})
+    -- let{`c?` : iN?} c#151?{c#151 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#173))?{iter#173 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3512?{zero#3512 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#212))?{c#212 <- `c?`})
-    -- let{`c?` : iN?} c#210?{c#210 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#211))))?{c#211 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3512?{zero#3512 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#154))?{c#154 <- `c?`})
+    -- let{`c?` : iN?} c#153?{c#153 <- `c?`} = $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#174))?{iter#174 <- $relaxed_trunc__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3513?{zero#3513 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#215))?{c#215 <- `c?`})
-    -- let{`c?` : iN?} c#213?{c#213 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#214))))?{c#214 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3513?{zero#3513 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#156))?{c#156 <- `c?`})
+    -- let{`c?` : iN?} c#155?{c#155 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#175))?{iter#175 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3514?{zero#3514 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#218))?{c#218 <- `c?`})
-    -- let{`c?` : iN?} c#216?{c#216 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#217))))?{c#217 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3514?{zero#3514 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#158))?{c#158 <- `c?`})
+    -- let{`c?` : iN?} c#157?{c#157 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#176))?{iter#176 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3515?{zero#3515 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#221))?{c#221 <- `c?`})
-    -- let{`c?` : iN?} c#219?{c#219 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#220))))?{c#220 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3515?{zero#3515 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#160))?{c#160 <- `c?`})
+    -- let{`c?` : iN?} c#159?{c#159 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#177))?{iter#177 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3516?{zero#3516 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#224))?{c#224 <- `c?`})
-    -- let{`c?` : iN?} c#222?{c#222 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#223))))?{c#223 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3516?{zero#3516 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I32_Inn : addrtype <: numtype), mk_num__0_num_(I32_Inn, c#162))?{c#162 <- `c?`})
+    -- let{`c?` : iN?} c#161?{c#161 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I32_Inn : addrtype <: numtype)), iter#178))?{iter#178 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I32_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3517?{zero#3517 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#227))?{c#227 <- `c?`})
-    -- let{`c?` : iN?} c#225?{c#225 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#226))))?{c#226 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3517?{zero#3517 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#164))?{c#164 <- `c?`})
+    -- let{`c?` : iN?} c#163?{c#163 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#179))?{iter#179 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3518?{zero#3518 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#230))?{c#230 <- `c?`})
-    -- let{`c?` : iN?} c#228?{c#228 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#229))))?{c#229 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3518?{zero#3518 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#166))?{c#166 <- `c?`})
+    -- let{`c?` : iN?} c#165?{c#165 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#180))?{iter#180 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3519?{zero#3519 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#233))?{c#233 <- `c?`})
-    -- let{`c?` : iN?} c#231?{c#231 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#232))))?{c#232 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3519?{zero#3519 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#168))?{c#168 <- `c?`})
+    -- let{`c?` : iN?} c#167?{c#167 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#181))?{iter#181 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3520?{zero#3520 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#236))?{c#236 <- `c?`})
-    -- let{`c?` : iN?} c#234?{c#234 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Inn : addrtype <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#235))))?{c#235 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3520?{zero#3520 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_((I64_Inn : addrtype <: numtype), mk_num__0_num_(I64_Inn, c#170))?{c#170 <- `c?`})
+    -- let{`c?` : iN?} c#169?{c#169 <- `c?`} = $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)
+    -- (wf_uN: `%%`($size((I64_Inn : addrtype <: numtype)), iter#182))?{iter#182 <- $relaxed_trunc__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((I64_Inn : addrtype <: lanetype)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#239))*{c#239 <- `c*`}
-    -- let{`c*` : fN*} c#237*{c#237 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#238))))*{c#238 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#172))*{c#172 <- `c*`}
+    -- let{`c*` : fN*} c#171*{c#171 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#183))*{iter#183 <- $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#242))*{c#242 <- `c*`}
-    -- let{`c*` : fN*} c#240*{c#240 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#241))))*{c#241 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#174))*{c#174 <- `c*`}
+    -- let{`c*` : fN*} c#173*{c#173 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#184))*{iter#184 <- $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#245))*{c#245 <- `c*`}
-    -- let{`c*` : fN*} c#243*{c#243 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#244))))*{c#244 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#176))*{c#176 <- `c*`}
+    -- let{`c*` : fN*} c#175*{c#175 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#185))*{iter#185 <- $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#248))*{c#248 <- `c*`}
-    -- let{`c*` : fN*} c#246*{c#246 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#247))))*{c#247 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#178))*{c#178 <- `c*`}
+    -- let{`c*` : fN*} c#177*{c#177 <- `c*`} = $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#186))*{iter#186 <- $demote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#251))*{c#251 <- `c*`}
-    -- let{`c*` : fN*} c#249*{c#249 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#250))))*{c#250 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#180))*{c#180 <- `c*`}
+    -- let{`c*` : fN*} c#179*{c#179 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#187))*{iter#187 <- $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#254))*{c#254 <- `c*`}
-    -- let{`c*` : fN*} c#252*{c#252 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#253))))*{c#253 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#182))*{c#182 <- `c*`}
+    -- let{`c*` : fN*} c#181*{c#181 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#188))*{iter#188 <- $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#257))*{c#257 <- `c*`}
-    -- let{`c*` : fN*} c#255*{c#255 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#256))))*{c#256 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#184))*{c#184 <- `c*`}
+    -- let{`c*` : fN*} c#183*{c#183 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#189))*{iter#189 <- $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#260))*{c#260 <- `c*`}
-    -- let{`c*` : fN*} c#258*{c#258 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#259))))*{c#259 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#186))*{c#186 <- `c*`}
+    -- let{`c*` : fN*} c#185*{c#185 <- `c*`} = $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#190))*{iter#190 <- $demote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#263))*{c#263 <- `c*`}
-    -- let{`c*` : fN*} c#261*{c#261 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#262))))*{c#262 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#188))*{c#188 <- `c*`}
+    -- let{`c*` : fN*} c#187*{c#187 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#191))*{iter#191 <- $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#266))*{c#266 <- `c*`}
-    -- let{`c*` : fN*} c#264*{c#264 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#265))))*{c#265 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#190))*{c#190 <- `c*`}
+    -- let{`c*` : fN*} c#189*{c#189 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#192))*{iter#192 <- $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#269))*{c#269 <- `c*`}
-    -- let{`c*` : fN*} c#267*{c#267 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#268))))*{c#268 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#192))*{c#192 <- `c*`}
+    -- let{`c*` : fN*} c#191*{c#191 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#193))*{iter#193 <- $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#272))*{c#272 <- `c*`}
-    -- let{`c*` : fN*} c#270*{c#270 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#271))))*{c#271 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#194))*{c#194 <- `c*`}
+    -- let{`c*` : fN*} c#193*{c#193 <- `c*`} = $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#194))*{iter#194 <- $promote__($lsizenn1((F32_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#275))*{c#275 <- `c*`}
-    -- let{`c*` : fN*} c#273*{c#273 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#274))))*{c#274 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#196))*{c#196 <- `c*`}
+    -- let{`c*` : fN*} c#195*{c#195 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#195))*{iter#195 <- $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#278))*{c#278 <- `c*`}
-    -- let{`c*` : fN*} c#276*{c#276 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F32_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#277))))*{c#277 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F32_Fnn : Fnn <: numtype), mk_num__1_num_(F32_Fnn, c#198))*{c#198 <- `c*`}
+    -- let{`c*` : fN*} c#197*{c#197 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F32_Fnn : Fnn <: lanetype)), iter#196))*{iter#196 <- $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F32_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#281))*{c#281 <- `c*`}
-    -- let{`c*` : fN*} c#279*{c#279 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#280))))*{c#280 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#200))*{c#200 <- `c*`}
+    -- let{`c*` : fN*} c#199*{c#199 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#197))*{iter#197 <- $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#284))*{c#284 <- `c*`}
-    -- let{`c*` : fN*} c#282*{c#282 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((F64_Fnn : Fnn <: lanetype), `%`_dim(M_2))), mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#283))))*{c#283 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_((F64_Fnn : Fnn <: numtype), mk_num__1_num_(F64_Fnn, c#202))*{c#202 <- `c*`}
+    -- let{`c*` : fN*} c#201*{c#201 <- `c*`} = $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)
+    -- (wf_fN: `%%`($lsizenn2((F64_Fnn : Fnn <: lanetype)), iter#198))*{iter#198 <- $promote__($lsizenn1((F64_Fnn : Fnn <: lanetype)), $lsizenn2((F64_Fnn : Fnn <: lanetype)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M : nat, Lnn_2 : lanetype, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, v_1) = v
     -- if (($halfop(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop) = ?()) /\ ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop) = ?()))
-    -- let{`c_1*` : lane_*} c_1#141*{c_1#141 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#285*{c#285 <- `c*#29`}*{`c*#29` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#142)*{c_1#142 <- `c_1*`})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#286*{c#286 <- `c*#30`})*{`c*#30` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#203*{c_1#203 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#203*{c#203 <- `c*#29`}*{`c*#29` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#204)*{c_1#204 <- `c_1*`})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#204*{c#204 <- `c*#30`})*{`c*#30` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter#199))*{iter#199 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#201))*{iter#201 <- iter#200}*{iter#200 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#205)*{c_1#205 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#202))*{iter#202 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#206)}*{c_1#206 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#205*{c#205 <- `c*#31`})))*{`c*#31` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN, half : half}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
     -- if ($halfop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(half))
-    -- let{`c_1*` : lane_*} c_1#143*{c_1#143 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
-    -- let{`c**` : lane_**} c#287*{c#287 <- `c*#31`}*{`c*#31` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#144)*{c_1#144 <- `c_1*`})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#288*{c#288 <- `c*#32`})*{`c*#32` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#207*{c_1#207 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
+    -- let{`c**` : lane_**} c#206*{c#206 <- `c*#32`}*{`c*#32` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#208)*{c_1#208 <- `c_1*`})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#207*{c#207 <- `c*#33`})*{`c*#33` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter#203))*{iter#203 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#205))*{iter#205 <- iter#204}*{iter#204 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#209)*{c_1#209 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#206))*{iter#206 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#210)}*{c_1#210 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#208*{c#208 <- `c*#34`})))*{`c*#34` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
     -- if ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(ZERO_zero))
-    -- let{`c_1*` : lane_*} c_1#145*{c_1#145 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
-    -- let{`c**` : lane_**} c#289*{c#289 <- `c*#33`}*{`c*#33` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#146)*{c_1#146 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#290*{c#290 <- `c*#34`})*{`c*#34` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#211*{c_1#211 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
+    -- let{`c**` : lane_**} c#209*{c#209 <- `c*#35`}*{`c*#35` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#212)*{c_1#212 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#210*{c#210 <- `c*#36`})*{`c*#36` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter#207))*{iter#207 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#209))*{iter#209 <- iter#208}*{iter#208 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#213)*{c_1#213 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#210))*{iter#210 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#214)}*{c_1#214 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#211*{c#211 <- `c*#37`})))*{`c*#37` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -10111,918 +10839,821 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I32_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I64_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I8_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I16_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I32_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I64_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I8_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I16_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i#139203*{i#139203 <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
+  def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i#139119*{i#139119 <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#147*{c_1#147 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#99*{c_2#99 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#1*{c'_1#1 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#148)))*{c_1#148 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#1*{c'_2#1 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#100)))*{c_2#100 <- `c_2*`}
+    -- let{`c_1*` : lane_*} c_1#215*{c_1#215 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#145*{c_2#145 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#1*{c'_1#1 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#216)))*{c_1#216 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#1*{c'_2#1 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#146)))*{c_2#146 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#2)*{c'_1#2 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#2)*{c'_2#2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#211))*{iter#211 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#212))*{iter#212 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#217)))))*{c_1#217 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#147)))))*{c_2#147 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#3)*{c'_1#3 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#3)*{c'_2#3 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#3)))*{c'_1#3 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#3)))*{c'_2#3 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#4)))*{c'_1#4 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#4)))*{c'_2#4 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#149*{c_1#149 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#101*{c_2#101 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#4*{c'_1#4 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#150)))*{c_1#150 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#4*{c'_2#4 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#102)))*{c_2#102 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#5)*{c'_1#5 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#5)*{c'_2#5 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#218*{c_1#218 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#148*{c_2#148 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#5*{c'_1#5 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#219)))*{c_1#219 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#5*{c'_2#5 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#149)))*{c_2#149 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#6)*{c'_1#6 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#6)*{c'_2#6 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#213))*{iter#213 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#214))*{iter#214 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#220)))))*{c_1#220 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#150)))))*{c_2#150 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#7)*{c'_1#7 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#7)*{c'_2#7 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#6)))*{c'_1#6 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#6)))*{c'_2#6 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#8)))*{c'_1#8 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#8)))*{c'_2#8 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#151*{c_1#151 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#103*{c_2#103 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#7*{c'_1#7 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#152)))*{c_1#152 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#7*{c'_2#7 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#104)))*{c_2#104 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#8)*{c'_1#8 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#8)*{c'_2#8 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#221*{c_1#221 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#151*{c_2#151 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#9*{c'_1#9 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#222)))*{c_1#222 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#9*{c'_2#9 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#152)))*{c_2#152 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#10)*{c'_1#10 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#10)*{c'_2#10 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#215))*{iter#215 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#216))*{iter#216 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#223)))))*{c_1#223 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#153)))))*{c_2#153 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#11)*{c'_1#11 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#11)*{c'_2#11 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#9)))*{c'_1#9 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#9)))*{c'_2#9 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#12)))*{c'_1#12 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#12)))*{c'_2#12 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#153*{c_1#153 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#105*{c_2#105 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#10*{c'_1#10 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#154)))*{c_1#154 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#10*{c'_2#10 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#106)))*{c_2#106 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#11)*{c'_1#11 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#11)*{c'_2#11 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#224*{c_1#224 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#154*{c_2#154 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#13*{c'_1#13 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#225)))*{c_1#225 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#13*{c'_2#13 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#155)))*{c_2#155 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#14)*{c'_1#14 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#14)*{c'_2#14 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#217))*{iter#217 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#218))*{iter#218 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#226)))))*{c_1#226 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#156)))))*{c_2#156 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#15)*{c'_1#15 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#15)*{c'_2#15 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#12)))*{c'_1#12 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#12)))*{c'_2#12 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#16)))*{c'_1#16 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#16)))*{c'_2#16 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#155*{c_1#155 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#107*{c_2#107 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#13*{c'_1#13 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#156)))*{c_1#156 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#13*{c'_2#13 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#108)))*{c_2#108 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#14)*{c'_1#14 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#14)*{c'_2#14 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#227*{c_1#227 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#157*{c_2#157 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#17*{c'_1#17 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#228)))*{c_1#228 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#17*{c'_2#17 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#158)))*{c_2#158 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#18)*{c'_1#18 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#18)*{c'_2#18 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#219))*{iter#219 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#220))*{iter#220 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#229)))))*{c_1#229 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#159)))))*{c_2#159 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#19)*{c'_1#19 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#19)*{c'_2#19 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#15)))*{c'_1#15 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#15)))*{c'_2#15 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#20)))*{c'_1#20 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#20)))*{c'_2#20 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#157*{c_1#157 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#109*{c_2#109 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#16*{c'_1#16 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#158)))*{c_1#158 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#16*{c'_2#16 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#110)))*{c_2#110 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#17)*{c'_1#17 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#17)*{c'_2#17 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#230*{c_1#230 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#160*{c_2#160 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#21*{c'_1#21 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#231)))*{c_1#231 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#21*{c'_2#21 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#161)))*{c_2#161 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#22)*{c'_1#22 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#22)*{c'_2#22 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#221))*{iter#221 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#222))*{iter#222 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#232)))))*{c_1#232 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#162)))))*{c_2#162 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#23)*{c'_1#23 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#23)*{c'_2#23 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#18)))*{c'_1#18 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#18)))*{c'_2#18 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#24)))*{c'_1#24 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#24)))*{c'_2#24 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#159*{c_1#159 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#111*{c_2#111 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#19*{c'_1#19 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#160)))*{c_1#160 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#19*{c'_2#19 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#112)))*{c_2#112 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#20)*{c'_1#20 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#20)*{c'_2#20 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#233*{c_1#233 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#163*{c_2#163 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#25*{c'_1#25 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#234)))*{c_1#234 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#25*{c'_2#25 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#164)))*{c_2#164 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#26)*{c'_1#26 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#26)*{c'_2#26 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#223))*{iter#223 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#224))*{iter#224 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#235)))))*{c_1#235 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#165)))))*{c_2#165 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#27)*{c'_1#27 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#27)*{c'_2#27 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#21)))*{c'_1#21 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#21)))*{c'_2#21 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#28)))*{c'_1#28 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#28)))*{c'_2#28 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#161*{c_1#161 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#113*{c_2#113 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#22*{c'_1#22 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#162)))*{c_1#162 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#22*{c'_2#22 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#114)))*{c_2#114 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#23)*{c'_1#23 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#23)*{c'_2#23 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#236*{c_1#236 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#166*{c_2#166 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#29*{c'_1#29 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#237)))*{c_1#237 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#29*{c'_2#29 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#167)))*{c_2#167 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#30)*{c'_1#30 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#30)*{c'_2#30 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#225))*{iter#225 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#226))*{iter#226 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#238)))))*{c_1#238 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#168)))))*{c_2#168 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#31)*{c'_1#31 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#31)*{c'_2#31 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#24)))*{c'_1#24 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#24)))*{c'_2#24 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#32)))*{c'_1#32 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#32)))*{c'_2#32 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#163*{c_1#163 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#115*{c_2#115 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#25*{c'_1#25 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#164)))*{c_1#164 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#25*{c'_2#25 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#116)))*{c_2#116 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#26)*{c'_1#26 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#26)*{c'_2#26 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#239*{c_1#239 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#169*{c_2#169 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#33*{c'_1#33 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#240)))*{c_1#240 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#33*{c'_2#33 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#170)))*{c_2#170 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#34)*{c'_1#34 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#34)*{c'_2#34 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#227))*{iter#227 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#228))*{iter#228 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#241)))))*{c_1#241 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#171)))))*{c_2#171 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#35)*{c'_1#35 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#35)*{c'_2#35 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#27)))*{c'_1#27 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#27)))*{c'_2#27 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#36)))*{c'_1#36 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#36)))*{c'_2#36 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#165*{c_1#165 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#117*{c_2#117 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#28*{c'_1#28 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#166)))*{c_1#166 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#28*{c'_2#28 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#118)))*{c_2#118 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#29)*{c'_1#29 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#29)*{c'_2#29 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#242*{c_1#242 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#172*{c_2#172 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#37*{c'_1#37 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#243)))*{c_1#243 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#37*{c'_2#37 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#173)))*{c_2#173 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#38)*{c'_1#38 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#38)*{c'_2#38 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#229))*{iter#229 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#230))*{iter#230 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#244)))))*{c_1#244 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#174)))))*{c_2#174 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#39)*{c'_1#39 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#39)*{c'_2#39 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#30)))*{c'_1#30 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#30)))*{c'_2#30 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#40)))*{c'_1#40 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#40)))*{c'_2#40 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#167*{c_1#167 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#119*{c_2#119 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#31*{c'_1#31 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#168)))*{c_1#168 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#31*{c'_2#31 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#120)))*{c_2#120 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#32)*{c'_1#32 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#32)*{c'_2#32 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#245*{c_1#245 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#175*{c_2#175 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#41*{c'_1#41 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#246)))*{c_1#246 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#41*{c'_2#41 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#176)))*{c_2#176 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#42)*{c'_1#42 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#42)*{c'_2#42 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#231))*{iter#231 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#232))*{iter#232 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#247)))))*{c_1#247 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#177)))))*{c_2#177 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#43)*{c'_1#43 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#43)*{c'_2#43 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#33)))*{c'_1#33 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#33)))*{c'_2#33 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#44)))*{c'_1#44 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#44)))*{c'_2#44 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#169*{c_1#169 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#121*{c_2#121 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#34*{c'_1#34 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#170)))*{c_1#170 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#34*{c'_2#34 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#122)))*{c_2#122 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#35)*{c'_1#35 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#35)*{c'_2#35 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#248*{c_1#248 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#178*{c_2#178 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#45*{c'_1#45 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#249)))*{c_1#249 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#45*{c'_2#45 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#179)))*{c_2#179 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#46)*{c'_1#46 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#46)*{c'_2#46 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#233))*{iter#233 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#234))*{iter#234 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#250)))))*{c_1#250 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#180)))))*{c_2#180 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#47)*{c'_1#47 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#47)*{c'_2#47 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#36)))*{c'_1#36 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#36)))*{c'_2#36 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#48)))*{c'_1#48 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#48)))*{c'_2#48 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#171*{c_1#171 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#123*{c_2#123 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#37*{c'_1#37 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#172)))*{c_1#172 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#37*{c'_2#37 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#124)))*{c_2#124 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#38)*{c'_1#38 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#38)*{c'_2#38 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#251*{c_1#251 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#181*{c_2#181 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#49*{c'_1#49 <- `c'_1*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#252)))*{c_1#252 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#49*{c'_2#49 <- `c'_2*`} = $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#182)))*{c_2#182 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#50)*{c'_1#50 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#50)*{c'_2#50 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#235))*{iter#235 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#236))*{iter#236 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#253)))))*{c_1#253 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I32_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#183)))))*{c_2#183 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#51)*{c'_1#51 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#51)*{c'_2#51 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#39)))*{c'_1#39 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#39)))*{c'_2#39 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#52)))*{c'_1#52 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#52)))*{c'_2#52 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#173*{c_1#173 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#125*{c_2#125 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#40*{c'_1#40 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#174)))*{c_1#174 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#40*{c'_2#40 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#126)))*{c_2#126 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#41)*{c'_1#41 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#41)*{c'_2#41 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#254*{c_1#254 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#184*{c_2#184 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#53*{c'_1#53 <- `c'_1*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#255)))*{c_1#255 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#53*{c'_2#53 <- `c'_2*`} = $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#185)))*{c_2#185 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#54)*{c'_1#54 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#54)*{c'_2#54 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#237))*{iter#237 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#238))*{iter#238 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#256)))))*{c_1#256 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I64_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#186)))))*{c_2#186 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#55)*{c'_1#55 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#55)*{c'_2#55 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#42)))*{c'_1#42 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#42)))*{c'_2#42 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#56)))*{c'_1#56 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#56)))*{c'_2#56 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#175*{c_1#175 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#127*{c_2#127 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#43*{c'_1#43 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#176)))*{c_1#176 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#43*{c'_2#43 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#128)))*{c_2#128 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#44)*{c'_1#44 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#44)*{c'_2#44 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#257*{c_1#257 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#187*{c_2#187 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#57*{c'_1#57 <- `c'_1*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#258)))*{c_1#258 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#57*{c'_2#57 <- `c'_2*`} = $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#188)))*{c_2#188 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#58)*{c'_1#58 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#58)*{c'_2#58 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#239))*{iter#239 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#240))*{iter#240 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#259)))))*{c_1#259 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I8_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#189)))))*{c_2#189 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#59)*{c'_1#59 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#59)*{c'_2#59 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#45)))*{c'_1#45 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#45)))*{c'_2#45 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#60)))*{c'_1#60 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#60)))*{c'_2#60 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#177*{c_1#177 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#129*{c_2#129 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#46*{c'_1#46 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#178)))*{c_1#178 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#46*{c'_2#46 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#130)))*{c_2#130 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#47)*{c'_1#47 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#47)*{c'_2#47 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#260*{c_1#260 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#190*{c_2#190 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#61*{c'_1#61 <- `c'_1*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#261)))*{c_1#261 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#61*{c'_2#61 <- `c'_2*`} = $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#191)))*{c_2#191 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#62)*{c'_1#62 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#62)*{c'_2#62 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#241))*{iter#241 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#242))*{iter#242 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#262)))))*{c_1#262 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $narrow__($lsize((I16_Jnn : Jnn <: lanetype)), $lsize((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_2#192)))))*{c_2#192 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#63)*{c'_1#63 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#63)*{c'_2#63 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#48)))*{c'_1#48 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#48)))*{c'_2#48 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#64)))*{c'_1#64 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#64)))*{c'_2#64 <- `c'_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i#139349*{i#139349 <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax N, [j_1#1 j_2#1]*{j_1#1 <- `j_1*`, j_2#1 <- `j_2*`}) = $proj_uN_0(i#139350).0*{i#139350 <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1#2)))*{j_1#2 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2#2)))*{j_2#2 <- `j_2*`}
+  def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i#139344*{i#139344 <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
+    -- if ($concat_(syntax N, [j_1#1 j_2#1]*{j_1#1 <- `j_1*`, j_2#1 <- `j_2*`}) = $proj_uN_0(i#139345).0*{i#139345 <- `i*`})
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#293)*{c#293 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#179*{c_1#179 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#49*{c'_1#49 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#180)))*{c_1#180 <- `c_1*`}
-    -- let{`c*` : iN*} c#291*{c#291 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#50*{c'_1#50 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#292)))*{c#292 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#213)*{c#213 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#263*{c_1#263 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#65*{c'_1#65 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#264)))*{c_1#264 <- `c_1*`}
+    -- let{`c*` : iN*} c#212*{c#212 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#66*{c'_1#66 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#243))*{iter#243 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#265)))))*{c_1#265 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#244))*{iter#244 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#67*{c'_1#67 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#296)*{c#296 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#181*{c_1#181 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#51*{c'_1#51 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#182)))*{c_1#182 <- `c_1*`}
-    -- let{`c*` : iN*} c#294*{c#294 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#52*{c'_1#52 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#295)))*{c#295 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#215)*{c#215 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#266*{c_1#266 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#68*{c'_1#68 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#267)))*{c_1#267 <- `c_1*`}
+    -- let{`c*` : iN*} c#214*{c#214 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#69*{c'_1#69 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#245))*{iter#245 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#268)))))*{c_1#268 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#246))*{iter#246 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#70*{c'_1#70 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#299)*{c#299 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#183*{c_1#183 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#53*{c'_1#53 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#184)))*{c_1#184 <- `c_1*`}
-    -- let{`c*` : iN*} c#297*{c#297 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#54*{c'_1#54 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#298)))*{c#298 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#217)*{c#217 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#269*{c_1#269 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#71*{c'_1#71 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#270)))*{c_1#270 <- `c_1*`}
+    -- let{`c*` : iN*} c#216*{c#216 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#72*{c'_1#72 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#247))*{iter#247 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#271)))))*{c_1#271 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#248))*{iter#248 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#73*{c'_1#73 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#302)*{c#302 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#185*{c_1#185 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#55*{c'_1#55 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#186)))*{c_1#186 <- `c_1*`}
-    -- let{`c*` : iN*} c#300*{c#300 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#56*{c'_1#56 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#301)))*{c#301 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#219)*{c#219 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#272*{c_1#272 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#74*{c'_1#74 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#273)))*{c_1#273 <- `c_1*`}
+    -- let{`c*` : iN*} c#218*{c#218 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#75*{c'_1#75 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#249))*{iter#249 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#274)))))*{c_1#274 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#250))*{iter#250 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#76*{c'_1#76 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#305)*{c#305 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#187*{c_1#187 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#57*{c'_1#57 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#188)))*{c_1#188 <- `c_1*`}
-    -- let{`c*` : iN*} c#303*{c#303 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#58*{c'_1#58 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#304)))*{c#304 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#221)*{c#221 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#275*{c_1#275 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#77*{c'_1#77 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#276)))*{c_1#276 <- `c_1*`}
+    -- let{`c*` : iN*} c#220*{c#220 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#78*{c'_1#78 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#251))*{iter#251 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#277)))))*{c_1#277 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#252))*{iter#252 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#79*{c'_1#79 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#308)*{c#308 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#189*{c_1#189 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#59*{c'_1#59 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#190)))*{c_1#190 <- `c_1*`}
-    -- let{`c*` : iN*} c#306*{c#306 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#60*{c'_1#60 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#307)))*{c#307 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#223)*{c#223 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#278*{c_1#278 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#80*{c'_1#80 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#279)))*{c_1#279 <- `c_1*`}
+    -- let{`c*` : iN*} c#222*{c#222 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#81*{c'_1#81 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#253))*{iter#253 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#280)))))*{c_1#280 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#254))*{iter#254 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#82*{c'_1#82 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#311)*{c#311 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#191*{c_1#191 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#61*{c'_1#61 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#192)))*{c_1#192 <- `c_1*`}
-    -- let{`c*` : iN*} c#309*{c#309 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#62*{c'_1#62 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#310)))*{c#310 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#225)*{c#225 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#281*{c_1#281 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#83*{c'_1#83 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#282)))*{c_1#282 <- `c_1*`}
+    -- let{`c*` : iN*} c#224*{c#224 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#84*{c'_1#84 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#255))*{iter#255 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#283)))))*{c_1#283 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#256))*{iter#256 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#85*{c'_1#85 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#314)*{c#314 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#193*{c_1#193 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#63*{c'_1#63 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#194)))*{c_1#194 <- `c_1*`}
-    -- let{`c*` : iN*} c#312*{c#312 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#64*{c'_1#64 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#313)))*{c#313 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#227)*{c#227 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#284*{c_1#284 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#86*{c'_1#86 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#285)))*{c_1#285 <- `c_1*`}
+    -- let{`c*` : iN*} c#226*{c#226 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#87*{c'_1#87 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#257))*{iter#257 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#286)))))*{c_1#286 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#258))*{iter#258 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#88*{c'_1#88 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#317)*{c#317 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#195*{c_1#195 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#65*{c'_1#65 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#196)))*{c_1#196 <- `c_1*`}
-    -- let{`c*` : iN*} c#315*{c#315 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#66*{c'_1#66 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#316)))*{c#316 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#229)*{c#229 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#287*{c_1#287 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#89*{c'_1#89 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#288)))*{c_1#288 <- `c_1*`}
+    -- let{`c*` : iN*} c#228*{c#228 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#90*{c'_1#90 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#259))*{iter#259 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#289)))))*{c_1#289 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#260))*{iter#260 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#91*{c'_1#91 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#320)*{c#320 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#197*{c_1#197 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#67*{c'_1#67 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#198)))*{c_1#198 <- `c_1*`}
-    -- let{`c*` : iN*} c#318*{c#318 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#68*{c'_1#68 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#319)))*{c#319 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#231)*{c#231 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#290*{c_1#290 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#92*{c'_1#92 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#291)))*{c_1#291 <- `c_1*`}
+    -- let{`c*` : iN*} c#230*{c#230 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#93*{c'_1#93 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#261))*{iter#261 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#292)))))*{c_1#292 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#262))*{iter#262 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#94*{c'_1#94 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#323)*{c#323 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#199*{c_1#199 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#69*{c'_1#69 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#200)))*{c_1#200 <- `c_1*`}
-    -- let{`c*` : iN*} c#321*{c#321 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#70*{c'_1#70 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#322)))*{c#322 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#233)*{c#233 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#293*{c_1#293 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#95*{c'_1#95 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#294)))*{c_1#294 <- `c_1*`}
+    -- let{`c*` : iN*} c#232*{c#232 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#96*{c'_1#96 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#263))*{iter#263 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#295)))))*{c_1#295 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#264))*{iter#264 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#97*{c'_1#97 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#326)*{c#326 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#201*{c_1#201 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#71*{c'_1#71 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#202)))*{c_1#202 <- `c_1*`}
-    -- let{`c*` : iN*} c#324*{c#324 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#72*{c'_1#72 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#325)))*{c#325 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#235)*{c#235 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#296*{c_1#296 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#98*{c'_1#98 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#297)))*{c_1#297 <- `c_1*`}
+    -- let{`c*` : iN*} c#234*{c#234 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#99*{c'_1#99 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#265))*{iter#265 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#298)))))*{c_1#298 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#266))*{iter#266 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#100*{c'_1#100 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#329)*{c#329 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#203*{c_1#203 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#73*{c'_1#73 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#204)))*{c_1#204 <- `c_1*`}
-    -- let{`c*` : iN*} c#327*{c#327 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#74*{c'_1#74 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#328)))*{c#328 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#237)*{c#237 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#299*{c_1#299 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#101*{c'_1#101 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#300)))*{c_1#300 <- `c_1*`}
+    -- let{`c*` : iN*} c#236*{c#236 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#102*{c'_1#102 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#267))*{iter#267 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#301)))))*{c_1#301 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#268))*{iter#268 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#103*{c'_1#103 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#332)*{c#332 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#205*{c_1#205 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#75*{c'_1#75 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#206)))*{c_1#206 <- `c_1*`}
-    -- let{`c*` : iN*} c#330*{c#330 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#76*{c'_1#76 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#331)))*{c#331 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#239)*{c#239 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#302*{c_1#302 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#104*{c'_1#104 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#303)))*{c_1#303 <- `c_1*`}
+    -- let{`c*` : iN*} c#238*{c#238 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#105*{c'_1#105 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#269))*{iter#269 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#304)))))*{c_1#304 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#270))*{iter#270 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#106*{c'_1#106 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#335)*{c#335 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#207*{c_1#207 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#77*{c'_1#77 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#208)))*{c_1#208 <- `c_1*`}
-    -- let{`c*` : iN*} c#333*{c#333 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#78*{c'_1#78 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#334)))*{c#334 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#241)*{c#241 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#305*{c_1#305 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#107*{c'_1#107 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#306)))*{c_1#306 <- `c_1*`}
+    -- let{`c*` : iN*} c#240*{c#240 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#108*{c'_1#108 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#271))*{iter#271 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#307)))))*{c_1#307 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#272))*{iter#272 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#109*{c'_1#109 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#338)*{c#338 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#209*{c_1#209 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#79*{c'_1#79 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#210)))*{c_1#210 <- `c_1*`}
-    -- let{`c*` : iN*} c#336*{c#336 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#80*{c'_1#80 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#337)))*{c#337 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#243)*{c#243 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#308*{c_1#308 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#110*{c'_1#110 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#309)))*{c_1#309 <- `c_1*`}
+    -- let{`c*` : iN*} c#242*{c#242 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#111*{c'_1#111 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#273))*{iter#273 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx, !($proj_lane__2(c_1#310)))))*{c_1#310 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#274))*{iter#274 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#112*{c'_1#112 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#1*{i_1#1 <- `i_1*`}, i_2#1*{i_2#1 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax iN, [j_1#3 j_2#3]*{j_1#3 <- `j_1*`, j_2#3 <- `j_2*`}) = $imul_(N, i_1#2, i_2#2)*{i_1#2 <- `i_1*`, i_2#2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1#4))*{j_1#4 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2#4))*{j_2#4 <- `j_2*`}
+    -- if ($concat_(syntax iN, [j_1#2 j_2#2]*{j_1#2 <- `j_1*`, j_2#2 <- `j_2*`}) = $imul_(N, i_1#2, i_2#2)*{i_1#2 <- `i_1*`, i_2#2 <- `i_2*`})
+    -- (wf_uN: `%%`(N, iter#275))*{iter#275 <- $concat_(syntax iN, [j_1#3 j_2#3]*{j_1#3 <- `j_1*`, j_2#3 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1#3, i_2#3)))*{i_1#3 <- `i_1*`, i_2#3 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#3*{i_1#3 <- `i_1*`}, i_2#3*{i_2#3 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax iN, [j_1#5 j_2#5]*{j_1#5 <- `j_1*`, j_2#5 <- `j_2*`}) = $imul_(N, i_1#4, i_2#4)*{i_1#4 <- `i_1*`, i_2#4 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1#6))*{j_1#6 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2#6))*{j_2#6 <- `j_2*`}
+  def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#4*{i_1#4 <- `i_1*`}, i_2#4*{i_2#4 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
+    -- if ($concat_(syntax iN, [j_1#4 j_2#4]*{j_1#4 <- `j_1*`, j_2#4 <- `j_2*`}) = $imul_(N, i_1#5, i_2#5)*{i_1#5 <- `i_1*`, i_2#5 <- `i_2*`})
+    -- (wf_uN: `%%`(N, iter#276))*{iter#276 <- $concat_(syntax iN, [j_1#5 j_2#5]*{j_1#5 <- `j_1*`, j_2#5 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1#6, i_2#6)))*{i_1#6 <- `i_1*`, i_2#6 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#341)*{c#341 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#211*{c_1#211 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#131*{c_2#131 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#81*{c'_1#81 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#212)))*{c_1#212 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#49*{c'_2#49 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#132)))*{c_2#132 <- `c_2*`}
-    -- let{`c*` : iN*} c#339*{c#339 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#82*{c'_1#82 <- `c'_1*`}, c'_2#50*{c'_2#50 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#340)))*{c#340 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#245)*{c#245 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#311*{c_1#311 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#193*{c_2#193 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#113*{c'_1#113 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#312)))*{c_1#312 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#65*{c'_2#65 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#194)))*{c_2#194 <- `c_2*`}
+    -- let{`c*` : iN*} c#244*{c#244 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#114*{c'_1#114 <- `c'_1*`}, c'_2#66*{c'_2#66 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#277))*{iter#277 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#278))*{iter#278 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#313)))))*{c_1#313 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#195)))))*{c_2#195 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#279))*{iter#279 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#115*{c'_1#115 <- `c'_1*`}, c'_2#67*{c'_2#67 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#344)*{c#344 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#213*{c_1#213 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#133*{c_2#133 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#83*{c'_1#83 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#214)))*{c_1#214 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#51*{c'_2#51 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#134)))*{c_2#134 <- `c_2*`}
-    -- let{`c*` : iN*} c#342*{c#342 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#84*{c'_1#84 <- `c'_1*`}, c'_2#52*{c'_2#52 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#343)))*{c#343 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#247)*{c#247 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#314*{c_1#314 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#196*{c_2#196 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#116*{c'_1#116 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#315)))*{c_1#315 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#68*{c'_2#68 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#197)))*{c_2#197 <- `c_2*`}
+    -- let{`c*` : iN*} c#246*{c#246 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#117*{c'_1#117 <- `c'_1*`}, c'_2#69*{c'_2#69 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#280))*{iter#280 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#281))*{iter#281 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#316)))))*{c_1#316 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#198)))))*{c_2#198 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#282))*{iter#282 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#118*{c'_1#118 <- `c'_1*`}, c'_2#70*{c'_2#70 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#347)*{c#347 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#215*{c_1#215 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#135*{c_2#135 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#85*{c'_1#85 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#216)))*{c_1#216 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#53*{c'_2#53 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#136)))*{c_2#136 <- `c_2*`}
-    -- let{`c*` : iN*} c#345*{c#345 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#86*{c'_1#86 <- `c'_1*`}, c'_2#54*{c'_2#54 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#346)))*{c#346 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#249)*{c#249 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#317*{c_1#317 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#199*{c_2#199 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#119*{c'_1#119 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#318)))*{c_1#318 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#71*{c'_2#71 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#200)))*{c_2#200 <- `c_2*`}
+    -- let{`c*` : iN*} c#248*{c#248 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#120*{c'_1#120 <- `c'_1*`}, c'_2#72*{c'_2#72 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#283))*{iter#283 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#284))*{iter#284 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#319)))))*{c_1#319 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#201)))))*{c_2#201 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#285))*{iter#285 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#121*{c'_1#121 <- `c'_1*`}, c'_2#73*{c'_2#73 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#350)*{c#350 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#217*{c_1#217 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#137*{c_2#137 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#87*{c'_1#87 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#218)))*{c_1#218 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#55*{c'_2#55 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#138)))*{c_2#138 <- `c_2*`}
-    -- let{`c*` : iN*} c#348*{c#348 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#88*{c'_1#88 <- `c'_1*`}, c'_2#56*{c'_2#56 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#349)))*{c#349 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#251)*{c#251 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#320*{c_1#320 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#202*{c_2#202 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#122*{c'_1#122 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#321)))*{c_1#321 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#74*{c'_2#74 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#203)))*{c_2#203 <- `c_2*`}
+    -- let{`c*` : iN*} c#250*{c#250 <- `c*`} = $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#123*{c'_1#123 <- `c'_1*`}, c'_2#75*{c'_2#75 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#286))*{iter#286 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#287))*{iter#287 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#322)))))*{c_1#322 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I32_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#204)))))*{c_2#204 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I32_Jnn : Jnn <: lanetype)), iter#288))*{iter#288 <- $f_($lsizenn2((I32_Jnn : Jnn <: lanetype)), c'_1#124*{c'_1#124 <- `c'_1*`}, c'_2#76*{c'_2#76 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#353)*{c#353 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#219*{c_1#219 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#139*{c_2#139 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#89*{c'_1#89 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#220)))*{c_1#220 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#57*{c'_2#57 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#140)))*{c_2#140 <- `c_2*`}
-    -- let{`c*` : iN*} c#351*{c#351 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#90*{c'_1#90 <- `c'_1*`}, c'_2#58*{c'_2#58 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#352)))*{c#352 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#253)*{c#253 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#323*{c_1#323 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#205*{c_2#205 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#125*{c'_1#125 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#324)))*{c_1#324 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#77*{c'_2#77 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#206)))*{c_2#206 <- `c_2*`}
+    -- let{`c*` : iN*} c#252*{c#252 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#126*{c'_1#126 <- `c'_1*`}, c'_2#78*{c'_2#78 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#289))*{iter#289 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#290))*{iter#290 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#325)))))*{c_1#325 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#207)))))*{c_2#207 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#291))*{iter#291 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#127*{c'_1#127 <- `c'_1*`}, c'_2#79*{c'_2#79 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#356)*{c#356 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#221*{c_1#221 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#141*{c_2#141 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#91*{c'_1#91 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#222)))*{c_1#222 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#59*{c'_2#59 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#142)))*{c_2#142 <- `c_2*`}
-    -- let{`c*` : iN*} c#354*{c#354 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#92*{c'_1#92 <- `c'_1*`}, c'_2#60*{c'_2#60 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#355)))*{c#355 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#255)*{c#255 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#326*{c_1#326 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#208*{c_2#208 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#128*{c'_1#128 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#327)))*{c_1#327 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#80*{c'_2#80 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#209)))*{c_2#209 <- `c_2*`}
+    -- let{`c*` : iN*} c#254*{c#254 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#129*{c'_1#129 <- `c'_1*`}, c'_2#81*{c'_2#81 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#292))*{iter#292 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#293))*{iter#293 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#328)))))*{c_1#328 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#210)))))*{c_2#210 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#294))*{iter#294 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#130*{c'_1#130 <- `c'_1*`}, c'_2#82*{c'_2#82 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#359)*{c#359 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#223*{c_1#223 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#143*{c_2#143 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#93*{c'_1#93 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#224)))*{c_1#224 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#61*{c'_2#61 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#144)))*{c_2#144 <- `c_2*`}
-    -- let{`c*` : iN*} c#357*{c#357 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#94*{c'_1#94 <- `c'_1*`}, c'_2#62*{c'_2#62 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#358)))*{c#358 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#257)*{c#257 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#329*{c_1#329 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#211*{c_2#211 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#131*{c'_1#131 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#330)))*{c_1#330 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#83*{c'_2#83 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#212)))*{c_2#212 <- `c_2*`}
+    -- let{`c*` : iN*} c#256*{c#256 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#132*{c'_1#132 <- `c'_1*`}, c'_2#84*{c'_2#84 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#295))*{iter#295 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#296))*{iter#296 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#331)))))*{c_1#331 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#213)))))*{c_2#213 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#297))*{iter#297 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#133*{c'_1#133 <- `c'_1*`}, c'_2#85*{c'_2#85 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#362)*{c#362 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#225*{c_1#225 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#145*{c_2#145 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#95*{c'_1#95 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#226)))*{c_1#226 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#63*{c'_2#63 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#146)))*{c_2#146 <- `c_2*`}
-    -- let{`c*` : iN*} c#360*{c#360 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#96*{c'_1#96 <- `c'_1*`}, c'_2#64*{c'_2#64 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#361)))*{c#361 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#259)*{c#259 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#332*{c_1#332 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#214*{c_2#214 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#134*{c'_1#134 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#333)))*{c_1#333 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#86*{c'_2#86 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#215)))*{c_2#215 <- `c_2*`}
+    -- let{`c*` : iN*} c#258*{c#258 <- `c*`} = $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#135*{c'_1#135 <- `c'_1*`}, c'_2#87*{c'_2#87 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#298))*{iter#298 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#299))*{iter#299 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#334)))))*{c_1#334 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I64_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#216)))))*{c_2#216 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I64_Jnn : Jnn <: lanetype)), iter#300))*{iter#300 <- $f_($lsizenn2((I64_Jnn : Jnn <: lanetype)), c'_1#136*{c'_1#136 <- `c'_1*`}, c'_2#88*{c'_2#88 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#365)*{c#365 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#227*{c_1#227 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#147*{c_2#147 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#97*{c'_1#97 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#228)))*{c_1#228 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#65*{c'_2#65 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#148)))*{c_2#148 <- `c_2*`}
-    -- let{`c*` : iN*} c#363*{c#363 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#98*{c'_1#98 <- `c'_1*`}, c'_2#66*{c'_2#66 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#364)))*{c#364 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#261)*{c#261 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#335*{c_1#335 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#217*{c_2#217 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#137*{c'_1#137 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#336)))*{c_1#336 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#89*{c'_2#89 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#218)))*{c_2#218 <- `c_2*`}
+    -- let{`c*` : iN*} c#260*{c#260 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#138*{c'_1#138 <- `c'_1*`}, c'_2#90*{c'_2#90 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#301))*{iter#301 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#302))*{iter#302 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#337)))))*{c_1#337 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#219)))))*{c_2#219 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#303))*{iter#303 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#139*{c'_1#139 <- `c'_1*`}, c'_2#91*{c'_2#91 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#368)*{c#368 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#229*{c_1#229 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#149*{c_2#149 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#99*{c'_1#99 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#230)))*{c_1#230 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#67*{c'_2#67 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#150)))*{c_2#150 <- `c_2*`}
-    -- let{`c*` : iN*} c#366*{c#366 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#100*{c'_1#100 <- `c'_1*`}, c'_2#68*{c'_2#68 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#367)))*{c#367 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#263)*{c#263 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#338*{c_1#338 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#220*{c_2#220 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#140*{c'_1#140 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#339)))*{c_1#339 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#92*{c'_2#92 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#221)))*{c_2#221 <- `c_2*`}
+    -- let{`c*` : iN*} c#262*{c#262 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#141*{c'_1#141 <- `c'_1*`}, c'_2#93*{c'_2#93 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#304))*{iter#304 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#305))*{iter#305 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#340)))))*{c_1#340 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#222)))))*{c_2#222 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#306))*{iter#306 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#142*{c'_1#142 <- `c'_1*`}, c'_2#94*{c'_2#94 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#371)*{c#371 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#231*{c_1#231 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#151*{c_2#151 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#101*{c'_1#101 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#232)))*{c_1#232 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#69*{c'_2#69 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#152)))*{c_2#152 <- `c_2*`}
-    -- let{`c*` : iN*} c#369*{c#369 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#102*{c'_1#102 <- `c'_1*`}, c'_2#70*{c'_2#70 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#370)))*{c#370 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#265)*{c#265 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#341*{c_1#341 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#223*{c_2#223 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#143*{c'_1#143 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#342)))*{c_1#342 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#95*{c'_2#95 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#224)))*{c_2#224 <- `c_2*`}
+    -- let{`c*` : iN*} c#264*{c#264 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#144*{c'_1#144 <- `c'_1*`}, c'_2#96*{c'_2#96 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#307))*{iter#307 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#308))*{iter#308 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#343)))))*{c_1#343 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#225)))))*{c_2#225 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#309))*{iter#309 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#145*{c'_1#145 <- `c'_1*`}, c'_2#97*{c'_2#97 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#374)*{c#374 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#233*{c_1#233 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#153*{c_2#153 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#103*{c'_1#103 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#234)))*{c_1#234 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#71*{c'_2#71 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#154)))*{c_2#154 <- `c_2*`}
-    -- let{`c*` : iN*} c#372*{c#372 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#104*{c'_1#104 <- `c'_1*`}, c'_2#72*{c'_2#72 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#373)))*{c#373 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#267)*{c#267 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#344*{c_1#344 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#226*{c_2#226 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#146*{c'_1#146 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#345)))*{c_1#345 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#98*{c'_2#98 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#227)))*{c_2#227 <- `c_2*`}
+    -- let{`c*` : iN*} c#266*{c#266 <- `c*`} = $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#147*{c'_1#147 <- `c'_1*`}, c'_2#99*{c'_2#99 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#310))*{iter#310 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#311))*{iter#311 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#346)))))*{c_1#346 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I8_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#228)))))*{c_2#228 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I8_Jnn : Jnn <: lanetype)), iter#312))*{iter#312 <- $f_($lsizenn2((I8_Jnn : Jnn <: lanetype)), c'_1#148*{c'_1#148 <- `c'_1*`}, c'_2#100*{c'_2#100 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#377)*{c#377 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#235*{c_1#235 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#155*{c_2#155 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#105*{c'_1#105 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#236)))*{c_1#236 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#73*{c'_2#73 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#156)))*{c_2#156 <- `c_2*`}
-    -- let{`c*` : iN*} c#375*{c#375 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#106*{c'_1#106 <- `c'_1*`}, c'_2#74*{c'_2#74 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#376)))*{c#376 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#269)*{c#269 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#347*{c_1#347 <- `c_1*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#229*{c_2#229 <- `c_2*`} = $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#149*{c'_1#149 <- `c'_1*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#348)))*{c_1#348 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#101*{c'_2#101 <- `c'_2*`} = $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#230)))*{c_2#230 <- `c_2*`}
+    -- let{`c*` : iN*} c#268*{c#268 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#150*{c'_1#150 <- `c'_1*`}, c'_2#102*{c'_2#102 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#313))*{iter#313 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#314))*{iter#314 <- $lanes_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#349)))))*{c_1#349 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I32_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#231)))))*{c_2#231 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#315))*{iter#315 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#151*{c'_1#151 <- `c'_1*`}, c'_2#103*{c'_2#103 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#380)*{c#380 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#237*{c_1#237 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#157*{c_2#157 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#107*{c'_1#107 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#238)))*{c_1#238 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#75*{c'_2#75 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#158)))*{c_2#158 <- `c_2*`}
-    -- let{`c*` : iN*} c#378*{c#378 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#108*{c'_1#108 <- `c'_1*`}, c'_2#76*{c'_2#76 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#379)))*{c#379 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#271)*{c#271 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#350*{c_1#350 <- `c_1*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#232*{c_2#232 <- `c_2*`} = $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#152*{c'_1#152 <- `c'_1*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#351)))*{c_1#351 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#104*{c'_2#104 <- `c'_2*`} = $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#233)))*{c_2#233 <- `c_2*`}
+    -- let{`c*` : iN*} c#270*{c#270 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#153*{c'_1#153 <- `c'_1*`}, c'_2#105*{c'_2#105 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#316))*{iter#316 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#317))*{iter#317 <- $lanes_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#352)))))*{c_1#352 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I64_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#234)))))*{c_2#234 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#318))*{iter#318 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#154*{c'_1#154 <- `c'_1*`}, c'_2#106*{c'_2#106 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#383)*{c#383 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#239*{c_1#239 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#159*{c_2#159 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#109*{c'_1#109 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#240)))*{c_1#240 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#77*{c'_2#77 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#160)))*{c_2#160 <- `c_2*`}
-    -- let{`c*` : iN*} c#381*{c#381 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#110*{c'_1#110 <- `c'_1*`}, c'_2#78*{c'_2#78 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#382)))*{c#382 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#273)*{c#273 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#353*{c_1#353 <- `c_1*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#235*{c_2#235 <- `c_2*`} = $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#155*{c'_1#155 <- `c'_1*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#354)))*{c_1#354 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#107*{c'_2#107 <- `c'_2*`} = $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#236)))*{c_2#236 <- `c_2*`}
+    -- let{`c*` : iN*} c#272*{c#272 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#156*{c'_1#156 <- `c'_1*`}, c'_2#108*{c'_2#108 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#319))*{iter#319 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#320))*{iter#320 <- $lanes_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#355)))))*{c_1#355 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I8_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#237)))))*{c_2#237 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#321))*{iter#321 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#157*{c'_1#157 <- `c'_1*`}, c'_2#109*{c'_2#109 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#386)*{c#386 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#241*{c_1#241 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#161*{c_2#161 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#111*{c'_1#111 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#242)))*{c_1#242 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#79*{c'_2#79 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#162)))*{c_2#162 <- `c_2*`}
-    -- let{`c*` : iN*} c#384*{c#384 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#112*{c'_1#112 <- `c'_1*`}, c'_2#80*{c'_2#80 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#385)))*{c#385 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#275)*{c#275 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#356*{c_1#356 <- `c_1*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#238*{c_2#238 <- `c_2*`} = $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#158*{c'_1#158 <- `c'_1*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#357)))*{c_1#357 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#110*{c'_2#110 <- `c'_2*`} = $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#239)))*{c_2#239 <- `c_2*`}
+    -- let{`c*` : iN*} c#274*{c#274 <- `c*`} = $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#159*{c'_1#159 <- `c'_1*`}, c'_2#111*{c'_2#111 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#322))*{iter#322 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), iter#323))*{iter#323 <- $lanes_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_1, !($proj_lane__2(c_1#358)))))*{c_1#358 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), $extend__($lsizenn1((I16_Jnn : Jnn <: lanetype)), $lsizenn2((I16_Jnn : Jnn <: lanetype)), sx_2, !($proj_lane__2(c_2#240)))))*{c_2#240 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize((I16_Jnn : Jnn <: lanetype)), iter#324))*{iter#324 <- $f_($lsizenn2((I16_Jnn : Jnn <: lanetype)), c'_1#160*{c'_1#160 <- `c'_1*`}, c'_2#112*{c'_2#112 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivmul_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivmul_{N : nat, `i_1*` : iN*, `i_2*` : iN*}(N, i_1#5*{i_1#5 <- `i_1*`}, i_2#5*{i_2#5 <- `i_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`}
+  def $ivmul_{N : nat, `i_1*` : iN*, `i_2*` : iN*}(N, i_1#7*{i_1#7 <- `i_1*`}, i_2#7*{i_2#7 <- `i_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)), `%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -11033,7 +11664,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#325))*{iter#325 <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11048,7 +11681,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#326))*{iter#326 <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11063,7 +11698,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#327))*{iter#327 <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11078,7 +11715,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#328))*{iter#328 <- $vbinop_(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11093,7 +11732,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#329))*{iter#329 <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11108,7 +11749,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#330))*{iter#330 <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11123,7 +11766,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#331))*{iter#331 <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11138,7 +11783,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#332))*{iter#332 <- $vbinop_(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11153,7 +11800,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#333))*{iter#333 <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11168,7 +11817,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#334))*{iter#334 <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11183,7 +11834,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#335))*{iter#335 <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11198,7 +11851,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#336))*{iter#336 <- $vbinop_(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11213,7 +11868,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#337))*{iter#337 <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I32_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11228,7 +11885,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#338))*{iter#338 <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I64_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11243,7 +11902,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#339))*{iter#339 <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I8_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11258,7 +11919,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), `%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#340))*{iter#340 <- $vbinop_(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape((I16_Jnn : Jnn <: lanetype), `%`_dim(M_1))), `%`_ishape(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11630,13 +12293,22 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{val : val}(I32_storagetype, val) = ?((val : val <: fieldval))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I8_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I16_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if ($packfield_(storagetype, val) =/= ?())
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -11781,13 +12453,22 @@ def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   def $unpackfield_{numtype : numtype, var_0 : num_}(I32_storagetype, ?(), CONST_fieldval(numtype, var_0)) = ?(CONST_val(numtype, var_0))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{sx : sx, i : uN}(I8_storagetype, ?(sx), PACK_fieldval(I8_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, sx, i))))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{sx : sx, i : uN}(I16_storagetype, ?(sx), PACK_fieldval(I16_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if ($unpackfield_(storagetype, var_0, fieldval) =/= ?())
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -11858,10 +12539,28 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
+  def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
@@ -11873,61 +12572,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -11938,123 +12745,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[$proj_uN_0(x).0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b#1*{b#1 <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b#2*{b#2 <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r#1*{r#1 <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r#2*{r#2 <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b#3*{b#3 <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b#4*{b#4 <- `b*`}], $fof(z)))
+  def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b#2*{b#2 <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si#1*{si#1 <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si#2*{si#2 <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai#1*{ai#1 <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai#2*{ai#2 <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn#1*{exn#1 <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn#2*{exn#2 <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -12065,42 +13086,57 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if ($proj_uN_0(i').0 = (|r'#3*{r'#3 <- `r'*`}| + n))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#3).0))?{j#3 <- `j?`}
     -- if (($proj_uN_0(i').0 : nat <:> int) <= (((2 ^ $size((at : addrtype <: numtype))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#4?{j#4 <- `j?`}), rt), REFS r'#4*{r'#4 <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j#5?{j#5 <- `j?`}), rt), REFS r'#5*{r'#5 <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if ($growtable(tableinst, nat, ref) =/= ?())
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $growmem{meminst : meminst, n : nat, meminst' : meminst, i' : uN}(meminst, n) = ?(meminst')
-    -- let{at : addrtype, i : u64, `j?` : u64?, `b*` : byte*} {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#6?{j#6 <- `j?`})), BYTES b#5*{b#5 <- `b*`}} = meminst
-    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#7?{j#7 <- `j?`})), BYTES b#6*{b#6 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
-    -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b#7*{b#7 <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
+    -- let{at : addrtype, i : u64, `j?` : u64?, `b*` : byte*} {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#6?{j#6 <- `j?`})), BYTES b#3*{b#3 <- `b*`}} = meminst
+    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#7?{j#7 <- `j?`})), BYTES b#4*{b#4 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
+    -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b#5*{b#5 <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#8).0))?{j#8 <- `j?`}
     -- if ($proj_uN_0(i').0 <= (2 ^ ((($size((at : addrtype <: numtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#9?{j#9 <- `j?`})), BYTES b#8*{b#8 <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#10?{j#10 <- `j?`})), BYTES b#9*{b#9 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#9?{j#9 <- `j?`})), BYTES b#6*{b#6 <- `b*`}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#10?{j#10 <- `j?`})), BYTES b#7*{b#7 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if ($growmem(meminst, nat) =/= ?())
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12110,69 +13146,45 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (a < |s.STRUCTS_store|)
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (a < |s.ARRAYS_store|)
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), (dt : deftype <: heaptype)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), (dt : deftype <: heaptype)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (a < |s.EXNS_store|)
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -12181,9 +13193,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12194,31 +13203,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, (num : num <: val), (nt : numtype <: valtype))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, (vec : vec <: val), (vt : vectype <: valtype))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, (ref : ref <: val), (rt : reftype <: valtype))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -12226,16 +13226,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, (val : val <: fieldval), (t : valtype <: storagetype))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, (packval : packval <: fieldval), (pt : packtype <: storagetype))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12247,48 +13242,36 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (a < |s.TAGS_store|)
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (a < |s.GLOBALS_store|)
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (a < |s.MEMS_store|)
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (a < |s.TABLES_store|)
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype((funcinst.TYPE_funcinst : deftype <: typeuse)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12298,36 +13281,82 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (moduleinst.TYPES_moduleinst : deftype* <: typeuse*))
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_pure_before_ref.eq-true`: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null_0`{ref_1 : ref, ref_2 : ref}:
     `%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12335,274 +13364,183 @@ relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([(val : val <: instr) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_1 : val <: instr)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([(val_1 : val <: instr) (val_2 : val <: instr) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [(val_2 : val <: instr)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if ($proj_uN_0(l).0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if ($proj_uN_0(l).0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |l*{l <- `l*`}|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NULL_instr(l)], [(val : val <: instr)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([(val : val <: instr) BR_ON_NON_NULL_instr(l)], [(val : val <: instr) BR_instr(l)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), (yy : typeuse <: heaptype))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val : val <: instr)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`})], (val : val <: instr)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`((val : val <: instr)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([(val : val <: instr) `LOCAL.TEE`_instr(x)], [(val : val <: instr) (val : val <: instr) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `REF.AS_NON_NULL`_instr], [(ref : ref <: instr)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12610,237 +13548,163 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([(ref_1 : ref <: instr) (ref_2 : ref <: instr) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref_1 =/= ref_2)
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([(val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], (val : val <: instr)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([(ref : ref <: instr) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [(ref : ref <: instr)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (|$unop_(nt, unop, c_1)| > 0)
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (|$binop_(nt, binop, c_1, c_2)| > 0)
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (|$cvtop__(nt_1, nt_2, cvtop, c_1)| > 0)
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvunop_(V128_vectype, vvunop, c_1)| > 0)
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvbinop_(V128_vectype, vvbinop, c_1, c_2)| > 0)
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vunop_(sh, vunop, c_1)| > 0)
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vbinop_(sh, vbinop, c_1, c_2)| > 0)
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vternop_(sh, vternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -12850,64 +13714,48 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- (if ($proj_lane__2(i) =/= ?()))*{i <- `i*`}
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = $prod($proj_uN_0($inez_($jsizenn(Jnn), !($proj_lane__2(i)))).0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12915,9 +13763,7 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)|)
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape((nt : numtype <: lanetype), `%`_dim(M)))
 
@@ -12928,75 +13774,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if ($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]) =/= ?())
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)|)
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((pt : packtype <: lanetype), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1#3*{t_1#3 <- `t_1*`}), `%`_resulttype(t_2#3*{t_2#3 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1#4*{t_1#4 <- `t_1*`}), [], `%`_resulttype(t_2#4*{t_2#4 <- `t_2*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#5*{t_1#5 <- `t_1*`}), `%`_resulttype(t_2#5*{t_2#5 <- `t_2*`})))
+    -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1#2*{t_1#2 <- `t_1*`}), `%`_resulttype(t_2#2*{t_2#2 <- `t_2*`})))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#3*{t_1#3 <- `t_1*`}), `%`_resulttype(t_2#3*{t_2#3 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t#1?{t#1 <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t#2?{t#2 <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_br_on_cast-fail`: `%`(config)
@@ -13006,8 +13844,7 @@ relation `Step_read_before_br_on_cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13018,7 +13855,7 @@ relation `Step_read_before_br_on_cast_fail-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13026,15 +13863,10 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13043,10 +13875,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13055,9 +13884,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-zero`: `%`(config)
@@ -13066,8 +13893,7 @@ relation `Step_read_before_table.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-zero`: `%`(config)
@@ -13077,8 +13903,8 @@ relation `Step_read_before_table.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-le`: `%`(config)
@@ -13087,7 +13913,6 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13095,8 +13920,8 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-gt`: `%`(config)
@@ -13107,22 +13932,12 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13130,8 +13945,8 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-zero`: `%`(config)
@@ -13141,8 +13956,8 @@ relation `Step_read_before_table.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-zero`: `%`(config)
@@ -13151,8 +13966,7 @@ relation `Step_read_before_memory.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-zero`: `%`(config)
@@ -13162,8 +13976,8 @@ relation `Step_read_before_memory.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-le`: `%`(config)
@@ -13172,7 +13986,6 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13180,8 +13993,8 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-zero`: `%`(config)
@@ -13191,8 +14004,8 @@ relation `Step_read_before_memory.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_ref.test-false`: `%`(config)
@@ -13202,8 +14015,7 @@ relation `Step_read_before_ref.test-false`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13214,7 +14026,7 @@ relation `Step_read_before_ref.cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13225,8 +14037,23 @@ relation `Step_read_before_array.fill-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.fill-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-zero_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-oob_1`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-zero`: `%`(config)
@@ -13236,8 +14063,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13245,8 +14071,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-le`: `%`(config)
@@ -13255,7 +14080,6 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13263,8 +14087,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13272,8 +14095,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-gt`: `%`(config)
@@ -13286,17 +14108,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13304,7 +14115,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13312,8 +14122,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13321,8 +14130,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_elem-zero`: `%`(config)
@@ -13331,8 +14139,7 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13340,8 +14147,30 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-zero_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(j) =/= ?())
+    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
+    -- wf_eleminst: `%`($elem(z, y))
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-zero`: `%`(config)
@@ -13352,8 +14181,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13362,8 +14190,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-num`: `%`(config)
@@ -13372,7 +14199,6 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -13381,8 +14207,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13391,8 +14216,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -13400,16 +14224,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13418,15 +14240,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]), [(ref : ref <: instr)])
     -- ~ `Step_read_before_br_on_cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -13434,15 +14254,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [(ref : ref <: instr) BR_instr(l)])
     -- ~ `Step_read_before_br_on_cast_fail-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
@@ -13450,15 +14268,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -13469,8 +14283,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- (if ($default_(t) =/= ?()))*{t <- `t*`}
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -13481,72 +14294,48 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(($funcinst(z)[a].TYPE_funcinst : deftype <: typeuse)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, (val : val <: instr)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val : val <: instr)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- if (a < |$funcinst(z)|)
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, (val' : val <: instr)*{val' <- `val'*`} ++ (val : val <: instr)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13555,9 +14344,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13566,75 +14353,60 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- ~ `Step_read_before_throw_ref-handler-next`: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], (val : val <: instr)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [(val : val <: instr)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]), [($table(z, x).REFS_tableinst[$proj_uN_0(!($proj_num__0(i))).0] : ref <: instr)])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13642,8 +14414,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13651,7 +14422,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13659,12 +14429,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13672,15 +14436,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -13689,15 +14452,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -13705,15 +14459,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-gt`: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13721,8 +14466,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13731,7 +14476,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13741,69 +14485,58 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c)))])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) LOAD_instr((Inn : addrtype <: numtype), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr((Inn : addrtype <: numtype), mk_num__0_num_(Inn, $extend__(n, $size((Inn : addrtype <: numtype)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
@@ -13811,8 +14544,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- (if ($proj_num__0(i) =/= ?()))^(k<K){}
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[(($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -13821,8 +14555,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -13832,8 +14565,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0)))
 
@@ -13842,8 +14576,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -13852,16 +14585,16 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -13871,8 +14604,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0)))
 
@@ -13881,8 +14616,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13890,8 +14624,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13899,7 +14632,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13907,12 +14639,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (val : val <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13920,8 +14646,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13930,7 +14656,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13940,15 +14665,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13958,15 +14674,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 > $proj_uN_0(!($proj_num__0(i_2))).0)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at_1 : addrtype <: numtype), i_1) CONST_instr((at_2 : addrtype <: numtype), i_2) CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at_1 : addrtype <: numtype), i_1))
-    -- wf_instr: `%`(CONST_instr((at_2 : addrtype <: numtype), i_2))
-    -- wf_instr: `%`(CONST_instr((at' : addrtype <: numtype), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13974,8 +14681,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13984,7 +14691,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13994,27 +14700,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0])])
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -14022,16 +14716,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_read_before_ref.test-false`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -14039,15 +14730,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- ~ `Step_read_before_ref.cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [(ref : ref <: instr) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -14056,16 +14745,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (|`val*`| = |`zt*`|)
     -- (if ($default_($unpack(zt)) =/= ?()))*{zt <- `zt*`}
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -14075,7 +14761,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(i).0 < |$structinst(z)[a].FIELDS_structinst|)
     -- if (a < |$structinst(z)|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14084,9 +14769,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($default_($unpack(zt)) =/= ?())
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14094,17 +14778,14 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), (ref : ref <: instr)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if ($proj_num__0(i) =/= ?())
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(i))).0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -14113,8 +14794,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14125,16 +14805,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($zsize(zt) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(i))).0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
@@ -14142,8 +14820,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -14153,27 +14830,20 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_num__0(i) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
     -- if (a < |$arrayinst(z)|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
@@ -14181,44 +14851,27 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
     -- if ($proj_num__0(i) =/= ?())
-    -- if (n =/= 0)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
+    -- ~ `Step_read_before_array.fill-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) (ref : ref <: instr) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -14226,8 +14879,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -14235,45 +14887,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
-    -- if ($proj_num__0(i_2) =/= ?())
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if ($proj_num__0(i_1) =/= ?())
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- if (n =/= 0)
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14285,24 +14915,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14310,54 +14927,34 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
-    -- if ($proj_num__0(j) =/= ?())
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (ref : ref <: instr) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
-    -- if (n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(j))).0 < |$elem(z, y).REFS_eleminst|)
     -- if (ref = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14365,8 +14962,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -14375,8 +14971,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14384,7 +14979,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -14396,15 +14990,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.init_data-num`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14416,23 +15003,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', (val : val <: instr)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14440,8 +15022,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14449,8 +15029,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14458,8 +15036,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -14471,82 +15047,69 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if (exn = {TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [(val : val <: instr) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) (ref : ref <: instr) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if ($growtable($table(z, x), n, ref) =/= ?())
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [(ref : ref <: instr) CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
@@ -14554,32 +15117,29 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(c) =/= ?())
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) CONST_instr((Inn : addrtype <: numtype), c) STORE_instr((Inn : addrtype <: numtype), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size((Inn : addrtype <: numtype)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -14590,8 +15150,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]) =/= ?())
     -- if ($proj_uN_0(j).0 < |$lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)|)
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))}
     -- wf_uN: `%%`(N, `%`_uN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape((Jnn : Jnn <: lanetype), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
@@ -14599,20 +15158,16 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if ($growmem($mem(z, x), n) =/= ?())
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr((at : addrtype <: numtype), mk_num__0_num_(at, `%`_uN($inv_signed_($size((at : addrtype <: numtype)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -14621,16 +15176,13 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$structinst(z)|)
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`, zt <- `zt*`}
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -14638,8 +15190,6 @@ relation Step: `%~>%`(config, config)
     -- if ($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val) =/= ?())
     -- if ($proj_uN_0(i).0 < |zt*{zt <- `zt*`}|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) (val : val <: instr) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -14648,16 +15198,13 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`}
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, (val : val <: instr)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
@@ -14665,8 +15212,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -14674,8 +15220,6 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($packfield_(zt, val) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) (val : val <: instr) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -14687,7 +15231,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -14695,8 +15238,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14729,9 +15272,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14743,6 +15295,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'#1*{tagtype'#1 <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'#1*{ja'#1 <- `ja'*`}) = $alloctags(s_1, tagtype'#2*{tagtype'#2 <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'#3*{tagtype'#3 <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14750,9 +15318,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14764,6 +15342,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'#1*{globaltype'#1 <- `globaltype'*`}, [val] ++ val'#1*{val'#1 <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'#1*{ga'#1 <- `ga'*`}) = $allocglobals(s_1, globaltype'#2*{globaltype'#2 <- `globaltype'*`}, val'#2*{val'#2 <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'#3*{globaltype'#3 <- `globaltype'*`}, val'#3*{val'#3 <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14771,9 +15366,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#11?{j#11 <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#12?{j#12 <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#13?{j#13 <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14785,6 +15389,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'#1*{memtype'#1 <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'#1*{ma'#1 <- `ma'*`}) = $allocmems(s_1, memtype'#2*{memtype'#2 <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'#3*{memtype'#3 <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14792,9 +15412,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j#14?{j#14 <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#15?{j#15 <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#16?{j#16 <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14806,6 +15436,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'#1*{tabletype'#1 <- `tabletype'*`}, [ref] ++ ref'#1*{ref'#1 <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'#1*{ta'#1 <- `ta'*`}) = $alloctables(s_1, tabletype'#2*{tabletype'#2 <- `tabletype'*`}, ref'#2*{ref'#2 <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'#3*{tabletype'#3 <- `tabletype'*`}, ref'#3*{ref'#3 <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14813,9 +15460,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14827,6 +15484,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'#3*{dt'#3 <- `dt'*`}, [funccode] ++ funccode'#1*{funccode'#1 <- `funccode'*`}, [moduleinst] ++ moduleinst'#1*{moduleinst'#1 <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'#1*{fa'#1 <- `fa'*`}) = $allocfuncs(s_1, dt'#4*{dt'#4 <- `dt'*`}, funccode'#2*{funccode'#2 <- `funccode'*`}, moduleinst'#2*{moduleinst'#2 <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'#5*{dt'#5 <- `dt'*`}, funccode'#3*{funccode'#3 <- `funccode'*`}, moduleinst'#3*{moduleinst'#3 <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14834,9 +15508,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte#2*{byte#2 <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte#3*{byte#3 <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte#4*{byte#4 <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14845,9 +15528,25 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:76.1-76.40
   def $allocdatas{s : store}(s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:77.1-79.53
-  def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'#1*{ok'#1 <- `ok'*`}, [b#10*{b#10 <- `b*`}] ++ b'#1*{b'#1 <- `b'*#1`}*{`b'*#1` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
-    -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b#11*{b#11 <- `b*`})
+  def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'#1*{ok'#1 <- `ok'*`}, [b#8*{b#8 <- `b*`}] ++ b'#1*{b'#1 <- `b'*#1`}*{`b'*#1` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
+    -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b#9*{b#9 <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'#1*{da'#1 <- `da'*`}) = $allocdatas(s_1, ok'#2*{ok'#2 <- `ok'*`}, b'#2*{b'#2 <- `b'*#2`}*{`b'*#2` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b#10*{b#10 <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'#3*{ok'#3 <- `ok'*`}, b'#3*{b'#3 <- `b'*#3`}*{`b'*#3` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14855,9 +15554,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref#1*{ref#1 <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref#2*{ref#2 <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref#3*{ref#3 <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14866,46 +15575,78 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:87.1-87.40
   def $allocelems{s : store}(s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:88.1-90.55
-  def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'#1*{rt'#1 <- `rt'*`}, [ref#4*{ref#4 <- `ref*`}] ++ ref'#3*{ref'#3 <- `ref'*#1`}*{`ref'*#1` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
+  def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'#1*{rt'#1 <- `rt'*`}, [ref#4*{ref#4 <- `ref*`}] ++ ref'#4*{ref'#4 <- `ref'*#1`}*{`ref'*#1` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref#5*{ref#5 <- `ref*`})
-    -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'#1*{ea'#1 <- `ea'*`}) = $allocelems(s_1, rt'#2*{rt'#2 <- `rt'*`}, ref'#4*{ref'#4 <- `ref'*#2`}*{`ref'*#2` <- `ref'**`})
+    -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'#1*{ea'#1 <- `ea'*`}) = $allocelems(s_1, rt'#2*{rt'#2 <- `rt'*`}, ref'#5*{ref'#5 <- `ref'*#2`}*{`ref'*#2` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref#6*{ref#6 <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'#3*{rt'#3 <- `rt'*`}, ref'#6*{ref'#6 <- `ref'*#3`}*{`ref'*#3` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export#4*{export#4 <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
+  def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export#3*{export#3 <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmodule{s : store, module : module, `externaddr*` : externaddr*, `val_G*` : val*, `ref_T*` : ref*, `ref_E**` : ref**, s_7 : store, moduleinst : moduleinst, `tagtype*` : tagtype*, `expr_G*` : expr*, `globaltype*` : globaltype*, `memtype*` : memtype*, `expr_T*` : expr*, `tabletype*` : tabletype*, `expr_F*` : expr*, `local**` : local**, `x*` : idx*, `byte**` : byte**, `datamode*` : datamode*, `elemmode*` : elemmode*, `elemtype*` : elemtype*, `expr_E**` : expr**, `xi*` : exportinst*}(s, module, externaddr#1*{externaddr#1 <- `externaddr*`}, val_G#1*{val_G#1 <- `val_G*`}, ref_T#1*{ref_T#1 <- `ref_T*`}, ref_E#1*{ref_E#1 <- `ref_E*#1`}*{`ref_E*#1` <- `ref_E**`}) = (s_7, moduleinst)
-    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#2*{type#2 <- `type*`}), `%`_list(import#2*{import#2 <- `import*`}), `%`_list(tag#2*{tag#2 <- `tag*`}), `%`_list(global#4*{global#4 <- `global*`}), `%`_list(mem#4*{mem#4 <- `mem*`}), `%`_list(table#4*{table#4 <- `table*`}), `%`_list(func#3*{func#3 <- `func*`}), `%`_list(data#2*{data#2 <- `data*`}), `%`_list(elem#4*{elem#4 <- `elem*`}), start#4?{start#4 <- `start?`}, `%`_list(export#5*{export#5 <- `export*`})) = module
+    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#2*{type#2 <- `type*`}), `%`_list(import#2*{import#2 <- `import*`}), `%`_list(tag#2*{tag#2 <- `tag*`}), `%`_list(global#3*{global#3 <- `global*`}), `%`_list(mem#3*{mem#3 <- `mem*`}), `%`_list(table#3*{table#3 <- `table*`}), `%`_list(func#3*{func#3 <- `func*`}), `%`_list(data#2*{data#2 <- `data*`}), `%`_list(elem#3*{elem#3 <- `elem*`}), start#3?{start#3 <- `start?`}, `%`_list(export#4*{export#4 <- `export*`})) = module
     -- if (tag#3*{tag#3 <- `tag*`} = TAG_tag(tagtype#78)*{tagtype#78 <- `tagtype*`})
-    -- if (global#5*{global#5 <- `global*`} = GLOBAL_global(globaltype#122, expr_G#1)*{expr_G#1 <- `expr_G*`, globaltype#122 <- `globaltype*`})
-    -- if (mem#5*{mem#5 <- `mem*`} = MEMORY_mem(memtype#122)*{memtype#122 <- `memtype*`})
-    -- if (table#5*{table#5 <- `table*`} = TABLE_table(tabletype#156, expr_T#1)*{expr_T#1 <- `expr_T*`, tabletype#156 <- `tabletype*`})
+    -- if (global#4*{global#4 <- `global*`} = GLOBAL_global(globaltype#122, expr_G#1)*{expr_G#1 <- `expr_G*`, globaltype#122 <- `globaltype*`})
+    -- if (mem#4*{mem#4 <- `mem*`} = MEMORY_mem(memtype#122)*{memtype#122 <- `memtype*`})
+    -- if (table#4*{table#4 <- `table*`} = TABLE_table(tabletype#156, expr_T#1)*{expr_T#1 <- `expr_T*`, tabletype#156 <- `tabletype*`})
     -- if (func#4*{func#4 <- `func*`} = FUNC_func(x#2, local#2*{local#2 <- `local*#82`}, expr_F#1)*{expr_F#1 <- `expr_F*`, `local*#82` <- `local**`, x#2 <- `x*`})
     -- if (data#3*{data#3 <- `data*`} = DATA_data(byte#5*{byte#5 <- `byte*#110`}, datamode#110)*{`byte*#110` <- `byte**`, datamode#110 <- `datamode*`})
-    -- if (elem#5*{elem#5 <- `elem*`} = ELEM_elem(elemtype#1, expr_E#1*{expr_E#1 <- `expr_E*#1`}, elemmode#230)*{elemmode#230 <- `elemmode*`, elemtype#1 <- `elemtype*`, `expr_E*#1` <- `expr_E**`})
+    -- if (elem#4*{elem#4 <- `elem*`} = ELEM_elem(elemtype#1, expr_E#1*{expr_E#1 <- `expr_E*#1`}, elemmode#230)*{elemmode#230 <- `elemmode*`, elemtype#1 <- `elemtype*`, `expr_E*#1` <- `expr_E**`})
     -- let{`aa_I*` : tagaddr*} aa_I#1*{aa_I#1 <- `aa_I*`} = $tagsxa(externaddr#2*{externaddr#2 <- `externaddr*`})
     -- let{`ga_I*` : globaladdr*} ga_I#1*{ga_I#1 <- `ga_I*`} = $globalsxa(externaddr#3*{externaddr#3 <- `externaddr*`})
     -- let{`ma_I*` : memaddr*} ma_I#1*{ma_I#1 <- `ma_I*`} = $memsxa(externaddr#4*{externaddr#4 <- `externaddr*`})
@@ -14920,31 +15661,62 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- let{s_5 : store, `da*` : dataaddr*} (s_5, da#1*{da#1 <- `da*`}) = $allocdatas(s_4, OK_datatype^|data#4*{data#4 <- `data*`}|{}, byte#6*{byte#6 <- `byte*#112`}*{`byte*#112` <- `byte**`})
     -- let{s_6 : store, `ea*` : elemaddr*} (s_6, ea#1*{ea#1 <- `ea*`}) = $allocelems(s_5, $subst_all_reftype(elemtype#2, (dt#13 : deftype <: typeuse)*{dt#13 <- `dt*`})*{elemtype#2 <- `elemtype*`}, ref_E#2*{ref_E#2 <- `ref_E*#2`}*{`ref_E*#2` <- `ref_E**`})
     -- if ((s_7, fa#2*{fa#2 <- `fa*`}) = $allocfuncs(s_6, dt#14*{dt#14 <- `dt*`}[$proj_uN_0(x#3).0]*{x#3 <- `x*`}, FUNC_funccode(x#4, local#3*{local#3 <- `local*#84`}, expr_F#2)*{expr_F#2 <- `expr_F*`, `local*#84` <- `local**`, x#4 <- `x*`}, moduleinst^|func#6*{func#6 <- `func*`}|{}))
-    -- if (xi#1*{xi#1 <- `xi*`} = $allocexports({TYPES [], TAGS aa_I#2*{aa_I#2 <- `aa_I*`} ++ aa#2*{aa#2 <- `aa*`}, GLOBALS ga_I#2*{ga_I#2 <- `ga_I*`} ++ ga#2*{ga#2 <- `ga*`}, MEMS ma_I#2*{ma_I#2 <- `ma_I*`} ++ ma#2*{ma#2 <- `ma*`}, TABLES ta_I#2*{ta_I#2 <- `ta_I*`} ++ ta#2*{ta#2 <- `ta*`}, FUNCS fa_I#2*{fa_I#2 <- `fa_I*`} ++ fa#3*{fa#3 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#6*{export#6 <- `export*`}))
+    -- if (xi#1*{xi#1 <- `xi*`} = $allocexports({TYPES [], TAGS aa_I#2*{aa_I#2 <- `aa_I*`} ++ aa#2*{aa#2 <- `aa*`}, GLOBALS ga_I#2*{ga_I#2 <- `ga_I*`} ++ ga#2*{ga#2 <- `ga*`}, MEMS ma_I#2*{ma_I#2 <- `ma_I*`} ++ ma#2*{ma#2 <- `ma*`}, TABLES ta_I#2*{ta_I#2 <- `ta_I*`} ++ ta#2*{ta#2 <- `ta*`}, FUNCS fa_I#2*{fa_I#2 <- `fa_I*`} ++ fa#3*{fa#3 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#5*{export#5 <- `export*`}))
     -- if (moduleinst = {TYPES dt#15*{dt#15 <- `dt*`}, TAGS aa_I#3*{aa_I#3 <- `aa_I*`} ++ aa#3*{aa#3 <- `aa*`}, GLOBALS ga_I#3*{ga_I#3 <- `ga_I*`} ++ ga#3*{ga#3 <- `ga*`}, MEMS ma_I#3*{ma_I#3 <- `ma_I*`} ++ ma#3*{ma#3 <- `ma*`}, TABLES ta_I#3*{ta_I#3 <- `ta_I*`} ++ ta#3*{ta#3 <- `ta*`}, FUNCS fa_I#3*{fa_I#3 <- `fa_I*`} ++ fa#4*{fa#4 <- `fa*`}, DATAS da#2*{da#2 <- `da*`}, ELEMS ea#2*{ea#2 <- `ea*`}, EXPORTS xi#2*{xi#2 <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
-    -- wf_module: `%`(MODULE_module(`%`_list(type#4*{type#4 <- `type*`}), `%`_list(import#3*{import#3 <- `import*`}), `%`_list(tag#4*{tag#4 <- `tag*`}), `%`_list(global#6*{global#6 <- `global*`}), `%`_list(mem#6*{mem#6 <- `mem*`}), `%`_list(table#6*{table#6 <- `table*`}), `%`_list(func#7*{func#7 <- `func*`}), `%`_list(data#5*{data#5 <- `data*`}), `%`_list(elem#6*{elem#6 <- `elem*`}), start#5?{start#5 <- `start?`}, `%`_list(export#7*{export#7 <- `export*`})))
-    -- (wf_tag: `%`(TAG_tag(tagtype#81)))*{tagtype#81 <- `tagtype*`}
-    -- (wf_global: `%`(GLOBAL_global(globaltype#125, expr_G#2)))*{expr_G#2 <- `expr_G*`, globaltype#125 <- `globaltype*`}
-    -- (wf_mem: `%`(MEMORY_mem(memtype#125)))*{memtype#125 <- `memtype*`}
-    -- (wf_table: `%`(TABLE_table(tabletype#159, expr_T#2)))*{expr_T#2 <- `expr_T*`, tabletype#159 <- `tabletype*`}
-    -- (wf_func: `%`(FUNC_func(x#5, local#4*{local#4 <- `local*#85`}, expr_F#3)))*{expr_F#3 <- `expr_F*`, `local*#85` <- `local**`, x#5 <- `x*`}
-    -- (wf_data: `%`(DATA_data(byte#7*{byte#7 <- `byte*#113`}, datamode#112)))*{`byte*#113` <- `byte**`, datamode#112 <- `datamode*`}
-    -- (wf_elem: `%`(ELEM_elem(elemtype#3, expr_E#2*{expr_E#2 <- `expr_E*#2`}, elemmode#232)))*{elemmode#232 <- `elemmode*`, elemtype#3 <- `elemtype*`, `expr_E*#2` <- `expr_E**`}
-    -- wf_moduleinst: `%`({TYPES [], TAGS aa_I#4*{aa_I#4 <- `aa_I*`} ++ aa#4*{aa#4 <- `aa*`}, GLOBALS ga_I#4*{ga_I#4 <- `ga_I*`} ++ ga#4*{ga#4 <- `ga*`}, MEMS ma_I#4*{ma_I#4 <- `ma_I*`} ++ ma#4*{ma#4 <- `ma*`}, TABLES ta_I#4*{ta_I#4 <- `ta_I*`} ++ ta#4*{ta#4 <- `ta*`}, FUNCS fa_I#4*{fa_I#4 <- `fa_I*`} ++ fa#5*{fa#5 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
-    -- wf_moduleinst: `%`({TYPES dt#16*{dt#16 <- `dt*`}, TAGS aa_I#5*{aa_I#5 <- `aa_I*`} ++ aa#5*{aa#5 <- `aa*`}, GLOBALS ga_I#5*{ga_I#5 <- `ga_I*`} ++ ga#5*{ga#5 <- `ga*`}, MEMS ma_I#5*{ma_I#5 <- `ma_I*`} ++ ma#5*{ma#5 <- `ma*`}, TABLES ta_I#5*{ta_I#5 <- `ta_I*`} ++ ta#5*{ta#5 <- `ta*`}, FUNCS fa_I#5*{fa_I#5 <- `fa_I*`} ++ fa#6*{fa#6 <- `fa*`}, DATAS da#3*{da#3 <- `da*`}, ELEMS ea#3*{ea#3 <- `ea*`}, EXPORTS xi#3*{xi#3 <- `xi*`}})
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype#81, (dt#16 : deftype <: typeuse)*{dt#16 <- `dt*`})*{tagtype#81 <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype#82, (dt#17 : deftype <: typeuse)*{dt#17 <- `dt*`})))*{tagtype#82 <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype#125, (dt#18 : deftype <: typeuse)*{dt#18 <- `dt*`})*{globaltype#125 <- `globaltype*`}, val_G#3*{val_G#3 <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype#126, (dt#19 : deftype <: typeuse)*{dt#19 <- `dt*`})))*{globaltype#126 <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype#125, (dt#20 : deftype <: typeuse)*{dt#20 <- `dt*`})*{memtype#125 <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype#126, (dt#21 : deftype <: typeuse)*{dt#21 <- `dt*`})))*{memtype#126 <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype#159, (dt#22 : deftype <: typeuse)*{dt#22 <- `dt*`})*{tabletype#159 <- `tabletype*`}, ref_T#3*{ref_T#3 <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype#160, (dt#23 : deftype <: typeuse)*{dt#23 <- `dt*`})))*{tabletype#160 <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data#5*{data#5 <- `data*`}|{}, byte#7*{byte#7 <- `byte*#113`}*{`byte*#113` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype#3, (dt#24 : deftype <: typeuse)*{dt#24 <- `dt*`})*{elemtype#3 <- `elemtype*`}, ref_E#3*{ref_E#3 <- `ref_E*#3`}*{`ref_E*#3` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype#4, (dt#25 : deftype <: typeuse)*{dt#25 <- `dt*`})))*{elemtype#4 <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt#26*{dt#26 <- `dt*`}[$proj_uN_0(x#5).0]*{x#5 <- `x*`}, FUNC_funccode(x#6, local#4*{local#4 <- `local*#85`}, expr_F#3)*{expr_F#3 <- `expr_F*`, `local*#85` <- `local**`, x#6 <- `x*`}, moduleinst^|func#7*{func#7 <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter#341))*{iter#341 <- $allocexports({TYPES [], TAGS aa_I#4*{aa_I#4 <- `aa_I*`} ++ aa#4*{aa#4 <- `aa*`}, GLOBALS ga_I#4*{ga_I#4 <- `ga_I*`} ++ ga#4*{ga#4 <- `ga*`}, MEMS ma_I#4*{ma_I#4 <- `ma_I*`} ++ ma#4*{ma#4 <- `ma*`}, TABLES ta_I#4*{ta_I#4 <- `ta_I*`} ++ ta#4*{ta#4 <- `ta*`}, FUNCS fa_I#4*{fa_I#4 <- `fa_I*`} ++ fa#5*{fa#5 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#6*{export#6 <- `export*`})}
+    -- wf_module: `%`(MODULE_module(`%`_list(type#4*{type#4 <- `type*`}), `%`_list(import#3*{import#3 <- `import*`}), `%`_list(tag#4*{tag#4 <- `tag*`}), `%`_list(global#5*{global#5 <- `global*`}), `%`_list(mem#5*{mem#5 <- `mem*`}), `%`_list(table#5*{table#5 <- `table*`}), `%`_list(func#8*{func#8 <- `func*`}), `%`_list(data#6*{data#6 <- `data*`}), `%`_list(elem#5*{elem#5 <- `elem*`}), start#4?{start#4 <- `start?`}, `%`_list(export#7*{export#7 <- `export*`})))
+    -- (wf_tag: `%`(TAG_tag(tagtype#83)))*{tagtype#83 <- `tagtype*`}
+    -- (wf_global: `%`(GLOBAL_global(globaltype#127, expr_G#2)))*{expr_G#2 <- `expr_G*`, globaltype#127 <- `globaltype*`}
+    -- (wf_mem: `%`(MEMORY_mem(memtype#127)))*{memtype#127 <- `memtype*`}
+    -- (wf_table: `%`(TABLE_table(tabletype#161, expr_T#2)))*{expr_T#2 <- `expr_T*`, tabletype#161 <- `tabletype*`}
+    -- (wf_func: `%`(FUNC_func(x#7, local#5*{local#5 <- `local*#86`}, expr_F#4)))*{expr_F#4 <- `expr_F*`, `local*#86` <- `local**`, x#7 <- `x*`}
+    -- (wf_data: `%`(DATA_data(byte#8*{byte#8 <- `byte*#114`}, datamode#112)))*{`byte*#114` <- `byte**`, datamode#112 <- `datamode*`}
+    -- (wf_elem: `%`(ELEM_elem(elemtype#5, expr_E#2*{expr_E#2 <- `expr_E*#2`}, elemmode#232)))*{elemmode#232 <- `elemmode*`, elemtype#5 <- `elemtype*`, `expr_E*#2` <- `expr_E**`}
+    -- wf_moduleinst: `%`({TYPES [], TAGS aa_I#5*{aa_I#5 <- `aa_I*`} ++ aa#5*{aa#5 <- `aa*`}, GLOBALS ga_I#5*{ga_I#5 <- `ga_I*`} ++ ga#5*{ga#5 <- `ga*`}, MEMS ma_I#5*{ma_I#5 <- `ma_I*`} ++ ma#5*{ma#5 <- `ma*`}, TABLES ta_I#5*{ta_I#5 <- `ta_I*`} ++ ta#5*{ta#5 <- `ta*`}, FUNCS fa_I#5*{fa_I#5 <- `fa_I*`} ++ fa#6*{fa#6 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
+    -- wf_moduleinst: `%`({TYPES dt#27*{dt#27 <- `dt*`}, TAGS aa_I#6*{aa_I#6 <- `aa_I*`} ++ aa#6*{aa#6 <- `aa*`}, GLOBALS ga_I#6*{ga_I#6 <- `ga_I*`} ++ ga#6*{ga#6 <- `ga*`}, MEMS ma_I#6*{ma_I#6 <- `ma_I*`} ++ ma#6*{ma#6 <- `ma*`}, TABLES ta_I#6*{ta_I#6 <- `ta_I*`} ++ ta#6*{ta#6 <- `ta*`}, FUNCS fa_I#6*{fa_I#6 <- `fa_I*`} ++ fa#7*{fa#7 <- `fa*`}, DATAS da#3*{da#3 <- `da*`}, ELEMS ea#3*{ea#3 <- `ea*`}, EXPORTS xi#3*{xi#3 <- `xi*`}})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b#12^n{b#12 <- `b*`}, PASSIVE_datamode)) = []
+  def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b#11^n{b#11 <- `b*`}, PASSIVE_datamode)) = []
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b#12^n{b#12 <- `b*`}, ACTIVE_datamode(y, instr#9*{instr#9 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b#13^n{b#13 <- `b*`}, ACTIVE_datamode(y, instr#7*{instr#7 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -14952,13 +15724,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e#1^n{e#1 <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e#2^n{e#2 <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e#3^n{e#3 <- `e*`}, ACTIVE_elemmode(y, instr#8*{instr#8 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+  def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e#3^n{e#3 <- `e*`}, ACTIVE_elemmode(y, instr#10*{instr#10 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -14970,9 +15747,25 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:162.1-165.46
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'#1*{expr'#1 <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [(ref : ref <: val)])
-    -- let{z'' : state, `ref'*` : ref*} (z'', ref'#5*{ref'#5 <- `ref'*`}) = $evalexprs(z', expr'#2*{expr'#2 <- `expr'*`})
-    -- wf_ref: `%`(ref)
+    -- let{z'' : state, `ref'*` : ref*} (z'', ref'#7*{ref'#7 <- `ref'*`}) = $evalexprs(z', expr'#2*{expr'#2 <- `expr'*`})
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'#3*{expr'#3 <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter#342))*{iter#342 <- $evalexprs(z', expr'#4*{expr'#4 <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14983,9 +15776,28 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:168.1-168.35
   def $evalexprss{z : state}(z, []) = (z, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:169.1-172.49
-  def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr#365*{expr#365 <- `expr*`}] ++ expr'#3*{expr'#3 <- `expr'*#1`}*{`expr'*#1` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
-    -- let{`ref*` : ref*, z' : state} (z', ref#6*{ref#6 <- `ref*`}) = $evalexprs(z, expr#366*{expr#366 <- `expr*`})
-    -- let{z'' : state, `ref'**` : ref**} (z'', ref'#6*{ref'#6 <- `ref'*#3`}*{`ref'*#3` <- `ref'**`}) = $evalexprss(z', expr'#4*{expr'#4 <- `expr'*#2`}*{`expr'*#2` <- `expr'**`})
+  def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr#365*{expr#365 <- `expr*`}] ++ expr'#5*{expr'#5 <- `expr'*#1`}*{`expr'*#1` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- let{`ref*` : ref*, z' : state} (z', ref#7*{ref#7 <- `ref*`}) = $evalexprs(z, expr#366*{expr#366 <- `expr*`})
+    -- let{z'' : state, `ref'**` : ref**} (z'', ref'#8*{ref'#8 <- `ref'*#4`}*{`ref'*#4` <- `ref'**`}) = $evalexprss(z', expr'#6*{expr'#6 <- `expr'*#2`}*{`expr'*#2` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr#367*{expr#367 <- `expr*`}).0)
+    -- (wf_ref: `%`(iter#343))*{iter#343 <- $evalexprs(z, expr#368*{expr#368 <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'#7*{expr'#7 <- `expr'*#3`}*{`expr'*#3` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter#345))*{iter#345 <- iter#344}*{iter#344 <- $evalexprss(z', expr'#8*{expr'#8 <- `expr'*#4`}*{`expr'*#4` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14996,63 +15808,111 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:175.1-175.41
   def $evalglobals{z : state}(z, [], []) = (z, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:176.1-181.82
-  def $evalglobals{z : state, gt : globaltype, `gt'*` : globaltype*, expr : instr*, `expr'*` : expr*, val : val, z' : state}(z, [gt] ++ gt'#1*{gt'#1 <- `gt'*`}, [expr] ++ expr'#5*{expr'#5 <- `expr'*`}) = (z'', [val] ++ val'*{val' <- `val'*`})
+  def $evalglobals{z : state, gt : globaltype, `gt'*` : globaltype*, expr : instr*, `expr'*` : expr*, val : val, z' : state}(z, [gt] ++ gt'#1*{gt'#1 <- `gt'*`}, [expr] ++ expr'#9*{expr'#9 <- `expr'*`}) = (z'', [val] ++ val'*{val' <- `val'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [val])
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
-    -- let{z'' : state, `val'*` : val*} (z'', val'#3*{val'#3 <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#2*{gt'#2 <- `gt'*`}, expr'#6*{expr'#6 <- `expr'*`})
-    -- wf_val: `%`(val)
+    -- let{z'' : state, `val'*` : val*} (z'', val'#4*{val'#4 <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#2*{gt'#2 <- `gt'*`}, expr'#10*{expr'#10 <- `expr'*`})
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#3*{gt'#3 <- `gt'*`}, expr'#11*{expr'#11 <- `expr'*`}).0)
+    -- (wf_val: `%`(iter#346))*{iter#346 <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#4*{gt'#4 <- `gt'*`}, expr'#12*{expr'#12 <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $instantiate{s : store, module : module, `externaddr*` : externaddr*, `xt_I*` : externtype*, `xt_E*` : externtype*, `expr_G*` : expr*, `globaltype*` : globaltype*, `expr_T*` : expr*, `tabletype*` : tabletype*, `byte**` : byte**, `datamode*` : datamode*, `elemmode*` : elemmode*, `expr_E**` : expr**, `reftype*` : reftype*, `x?` : idx?, moduleinst_0 : moduleinst, z : state, i_D : nat, i_E : nat}(s, module, externaddr#7*{externaddr#7 <- `externaddr*`}) = `%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`}))
     -- Module_ok: `|-%:%`(module, `%->%`_moduletype(xt_I#1*{xt_I#1 <- `xt_I*`}, xt_E#1*{xt_E#1 <- `xt_E*`}))
     -- (Externaddr_ok: `%|-%:%`(s, externaddr#8, xt_I#2))*{externaddr#8 <- `externaddr*`, xt_I#2 <- `xt_I*`}
-    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#5*{type#5 <- `type*`}), `%`_list(import#4*{import#4 <- `import*`}), `%`_list(tag#5*{tag#5 <- `tag*`}), `%`_list(global#7*{global#7 <- `global*`}), `%`_list(mem#7*{mem#7 <- `mem*`}), `%`_list(table#7*{table#7 <- `table*`}), `%`_list(func#8*{func#8 <- `func*`}), `%`_list(data#6*{data#6 <- `data*`}), `%`_list(elem#7*{elem#7 <- `elem*`}), start#6?{start#6 <- `start?`}, `%`_list(export#8*{export#8 <- `export*`})) = module
-    -- if (global#8*{global#8 <- `global*`} = GLOBAL_global(globaltype#127, expr_G#3)*{expr_G#3 <- `expr_G*`, globaltype#127 <- `globaltype*`})
-    -- if (table#8*{table#8 <- `table*`} = TABLE_table(tabletype#161, expr_T#3)*{expr_T#3 <- `expr_T*`, tabletype#161 <- `tabletype*`})
-    -- if (data#7*{data#7 <- `data*`} = DATA_data(byte#8*{byte#8 <- `byte*#117`}, datamode#116)*{`byte*#117` <- `byte**`, datamode#116 <- `datamode*`})
-    -- if (elem#8*{elem#8 <- `elem*`} = ELEM_elem(reftype#517, expr_E#3*{expr_E#3 <- `expr_E*#3`}, elemmode#237)*{elemmode#237 <- `elemmode*`, `expr_E*#3` <- `expr_E**`, reftype#517 <- `reftype*`})
-    -- if (start#7?{start#7 <- `start?`} = START_start(x#6)?{x#6 <- `x?`})
-    -- if (moduleinst_0 = {TYPES $alloctypes(type#6*{type#6 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#9*{externaddr#9 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#10*{externaddr#10 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#2)^(i_F#2<|func#9*{func#9 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#5*{type#5 <- `type*`}), `%`_list(import#4*{import#4 <- `import*`}), `%`_list(tag#5*{tag#5 <- `tag*`}), `%`_list(global#6*{global#6 <- `global*`}), `%`_list(mem#6*{mem#6 <- `mem*`}), `%`_list(table#6*{table#6 <- `table*`}), `%`_list(func#9*{func#9 <- `func*`}), `%`_list(data#7*{data#7 <- `data*`}), `%`_list(elem#6*{elem#6 <- `elem*`}), start#5?{start#5 <- `start?`}, `%`_list(export#8*{export#8 <- `export*`})) = module
+    -- if (global#7*{global#7 <- `global*`} = GLOBAL_global(globaltype#129, expr_G#3)*{expr_G#3 <- `expr_G*`, globaltype#129 <- `globaltype*`})
+    -- if (table#7*{table#7 <- `table*`} = TABLE_table(tabletype#163, expr_T#3)*{expr_T#3 <- `expr_T*`, tabletype#163 <- `tabletype*`})
+    -- if (data#8*{data#8 <- `data*`} = DATA_data(byte#9*{byte#9 <- `byte*#118`}, datamode#116)*{`byte*#118` <- `byte**`, datamode#116 <- `datamode*`})
+    -- if (elem#7*{elem#7 <- `elem*`} = ELEM_elem(reftype#516, expr_E#3*{expr_E#3 <- `expr_E*#3`}, elemmode#237)*{elemmode#237 <- `elemmode*`, `expr_E*#3` <- `expr_E**`, reftype#516 <- `reftype*`})
+    -- if (start#6?{start#6 <- `start?`} = START_start(x#8)?{x#8 <- `x?`})
+    -- if (moduleinst_0 = {TYPES $alloctypes(type#6*{type#6 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#9*{externaddr#9 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#10*{externaddr#10 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#2)^(i_F#2<|func#10*{func#10 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
     -- if (z = `%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
-    -- let{z' : state, `val_G*` : val*} (z', val_G#3*{val_G#3 <- `val_G*`}) = $evalglobals(z, globaltype#129*{globaltype#129 <- `globaltype*`}, expr_G#4*{expr_G#4 <- `expr_G*`})
-    -- let{z'' : state, `ref_T*` : ref*} (z'', ref_T#3*{ref_T#3 <- `ref_T*`}) = $evalexprs(z', expr_T#4*{expr_T#4 <- `expr_T*`})
-    -- let{z''' : state, `ref_E**` : ref**} (z''', ref_E#3*{ref_E#3 <- `ref_E*#3`}*{`ref_E*#3` <- `ref_E**`}) = $evalexprss(z'', expr_E#4*{expr_E#4 <- `expr_E*#4`}*{`expr_E*#4` <- `expr_E**`})
+    -- let{z' : state, `val_G*` : val*} (z', val_G#4*{val_G#4 <- `val_G*`}) = $evalglobals(z, globaltype#131*{globaltype#131 <- `globaltype*`}, expr_G#4*{expr_G#4 <- `expr_G*`})
+    -- let{z'' : state, `ref_T*` : ref*} (z'', ref_T#4*{ref_T#4 <- `ref_T*`}) = $evalexprs(z', expr_T#4*{expr_T#4 <- `expr_T*`})
+    -- let{z''' : state, `ref_E**` : ref**} (z''', ref_E#4*{ref_E#4 <- `ref_E*#4`}*{`ref_E*#4` <- `ref_E**`}) = $evalexprss(z'', expr_E#4*{expr_E#4 <- `expr_E*#4`}*{`expr_E*#4` <- `expr_E**`})
     -- let{s''' : store, f : frame} `%;%`_state(s''', f) = z'''
-    -- let{s'''' : store, moduleinst : moduleinst} (s'''', moduleinst) = $allocmodule(s''', module, externaddr#11*{externaddr#11 <- `externaddr*`}, val_G#4*{val_G#4 <- `val_G*`}, ref_T#4*{ref_T#4 <- `ref_T*`}, ref_E#4*{ref_E#4 <- `ref_E*#4`}*{`ref_E*#4` <- `ref_E**`})
-    -- let{`instr_D*` : instr*} instr_D#1*{instr_D#1 <- `instr_D*`} = $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#1), data#9*{data#9 <- `data*`}[i_D#1])^(i_D#1<|data#8*{data#8 <- `data*`}|){})
-    -- let{`instr_E*` : instr*} instr_E#1*{instr_E#1 <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#1), elem#10*{elem#10 <- `elem*`}[i_E#1])^(i_E#1<|elem#9*{elem#9 <- `elem*`}|){})
-    -- let{`instr_S?` : instr?} instr_S#1?{instr_S#1 <- `instr_S?`} = CALL_instr(x#7)?{x#7 <- `x?`}
+    -- let{s'''' : store, moduleinst : moduleinst} (s'''', moduleinst) = $allocmodule(s''', module, externaddr#11*{externaddr#11 <- `externaddr*`}, val_G#5*{val_G#5 <- `val_G*`}, ref_T#5*{ref_T#5 <- `ref_T*`}, ref_E#5*{ref_E#5 <- `ref_E*#5`}*{`ref_E*#5` <- `ref_E**`})
+    -- let{`instr_D*` : instr*} instr_D#1*{instr_D#1 <- `instr_D*`} = $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#1), data#10*{data#10 <- `data*`}[i_D#1])^(i_D#1<|data#9*{data#9 <- `data*`}|){})
+    -- let{`instr_E*` : instr*} instr_E#1*{instr_E#1 <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#1), elem#9*{elem#9 <- `elem*`}[i_E#1])^(i_E#1<|elem#8*{elem#8 <- `elem*`}|){})
+    -- let{`instr_S?` : instr?} instr_S#1?{instr_S#1 <- `instr_S?`} = CALL_instr(x#9)?{x#9 <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E#2*{instr_E#2 <- `instr_E*`} ++ instr_D#2*{instr_D#2 <- `instr_D*`} ++ lift(instr_S#2?{instr_S#2 <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype#132*{globaltype#132 <- `globaltype*`}, expr_G#5*{expr_G#5 <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter#347))*{iter#347 <- $evalglobals(z, globaltype#133*{globaltype#133 <- `globaltype*`}, expr_G#6*{expr_G#6 <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T#5*{expr_T#5 <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter#348))*{iter#348 <- $evalexprs(z', expr_T#6*{expr_T#6 <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E#5*{expr_E#5 <- `expr_E*#5`}*{`expr_E*#5` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter#350))*{iter#350 <- iter#349}*{iter#349 <- $evalexprss(z'', expr_E#6*{expr_E#6 <- `expr_E*#6`}*{`expr_E*#6` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr#12*{externaddr#12 <- `externaddr*`}, val_G#6*{val_G#6 <- `val_G*`}, ref_T#6*{ref_T#6 <- `ref_T*`}, ref_E#6*{ref_E#6 <- `ref_E*#6`}*{`ref_E*#6` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr#13*{externaddr#13 <- `externaddr*`}, val_G#7*{val_G#7 <- `val_G*`}, ref_T#7*{ref_T#7 <- `ref_T*`}, ref_E#7*{ref_E#7 <- `ref_E*#7`}*{`ref_E*#7` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter#351))*{iter#351 <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#2), data#12*{data#12 <- `data*`}[i_D#2])^(i_D#2<|data#11*{data#11 <- `data*`}|){})}
+    -- (wf_instr: `%`(iter#352))*{iter#352 <- $rundata_(`%`_dataidx(i_D#3), data#14*{data#14 <- `data*`}[i_D#3])}^(i_D#3<|data#13*{data#13 <- `data*`}|){}
+    -- (wf_instr: `%`(iter#353))*{iter#353 <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#2), elem#11*{elem#11 <- `elem*`}[i_E#2])^(i_E#2<|elem#10*{elem#10 <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter#354))*{iter#354 <- $runelem_(`%`_elemidx(i_E#3), elem#13*{elem#13 <- `elem*`}[i_E#3])}^(i_E#3<|elem#12*{elem#12 <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I#3*{xt_I#3 <- `xt_I*`}, xt_E#2*{xt_E#2 <- `xt_E*`}))
-    -- wf_module: `%`(MODULE_module(`%`_list(type#7*{type#7 <- `type*`}), `%`_list(import#5*{import#5 <- `import*`}), `%`_list(tag#6*{tag#6 <- `tag*`}), `%`_list(global#9*{global#9 <- `global*`}), `%`_list(mem#8*{mem#8 <- `mem*`}), `%`_list(table#9*{table#9 <- `table*`}), `%`_list(func#10*{func#10 <- `func*`}), `%`_list(data#10*{data#10 <- `data*`}), `%`_list(elem#11*{elem#11 <- `elem*`}), start#8?{start#8 <- `start?`}, `%`_list(export#9*{export#9 <- `export*`})))
-    -- (wf_global: `%`(GLOBAL_global(globaltype#130, expr_G#5)))*{expr_G#5 <- `expr_G*`, globaltype#130 <- `globaltype*`}
-    -- (wf_table: `%`(TABLE_table(tabletype#163, expr_T#5)))*{expr_T#5 <- `expr_T*`, tabletype#163 <- `tabletype*`}
-    -- (wf_data: `%`(DATA_data(byte#9*{byte#9 <- `byte*#119`}, datamode#118)))*{`byte*#119` <- `byte**`, datamode#118 <- `datamode*`}
-    -- (wf_elem: `%`(ELEM_elem(reftype#519, expr_E#5*{expr_E#5 <- `expr_E*#5`}, elemmode#239)))*{elemmode#239 <- `elemmode*`, `expr_E*#5` <- `expr_E**`, reftype#519 <- `reftype*`}
-    -- (wf_start: `%`(START_start(x#8)))?{x#8 <- `x?`}
-    -- wf_moduleinst: `%`({TYPES $alloctypes(type#8*{type#8 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#12*{externaddr#12 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#13*{externaddr#13 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#3)^(i_F#3<|func#11*{func#11 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- wf_module: `%`(MODULE_module(`%`_list(type#7*{type#7 <- `type*`}), `%`_list(import#5*{import#5 <- `import*`}), `%`_list(tag#6*{tag#6 <- `tag*`}), `%`_list(global#8*{global#8 <- `global*`}), `%`_list(mem#7*{mem#7 <- `mem*`}), `%`_list(table#8*{table#8 <- `table*`}), `%`_list(func#11*{func#11 <- `func*`}), `%`_list(data#15*{data#15 <- `data*`}), `%`_list(elem#14*{elem#14 <- `elem*`}), start#7?{start#7 <- `start?`}, `%`_list(export#9*{export#9 <- `export*`})))
+    -- (wf_global: `%`(GLOBAL_global(globaltype#134, expr_G#7)))*{expr_G#7 <- `expr_G*`, globaltype#134 <- `globaltype*`}
+    -- (wf_table: `%`(TABLE_table(tabletype#165, expr_T#7)))*{expr_T#7 <- `expr_T*`, tabletype#165 <- `tabletype*`}
+    -- (wf_data: `%`(DATA_data(byte#10*{byte#10 <- `byte*#120`}, datamode#118)))*{`byte*#120` <- `byte**`, datamode#118 <- `datamode*`}
+    -- (wf_elem: `%`(ELEM_elem(reftype#518, expr_E#7*{expr_E#7 <- `expr_E*#7`}, elemmode#239)))*{elemmode#239 <- `elemmode*`, `expr_E*#7` <- `expr_E**`, reftype#518 <- `reftype*`}
+    -- (wf_start: `%`(START_start(x#10)))?{x#10 <- `x?`}
+    -- wf_moduleinst: `%`({TYPES $alloctypes(type#8*{type#8 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#14*{externaddr#14 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#15*{externaddr#15 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#3)^(i_F#3<|func#12*{func#12 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_state: `%`(`%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
     -- wf_state: `%`(`%;%`_state(s''', f))
-    -- (wf_uN: `%%`(32, `%`_uN(i_D#2)))^(i_D#2<|data#11*{data#11 <- `data*`}|){}
-    -- (wf_uN: `%%`(32, `%`_uN(i_E#2)))^(i_E#2<|elem#12*{elem#12 <- `elem*`}|){}
-    -- (wf_instr: `%`(CALL_instr(x#9)))?{x#9 <- `x?`}
+    -- (wf_uN: `%%`(32, `%`_uN(i_D#4)))^(i_D#4<|data#16*{data#16 <- `data*`}|){}
+    -- (wf_uN: `%%`(32, `%`_uN(i_E#4)))^(i_E#4<|elem#15*{elem#15 <- `elem*`}|){}
+    -- (wf_instr: `%`(CALL_instr(x#11)))?{x#11 <- `x?`}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val#1*{val#1 <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val : val <: instr)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))])
-    -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1#6*{t_1#6 <- `t_1*`}), `%`_resulttype(t_2#6*{t_2#6 <- `t_2*`})))
-    -- (Val_ok: `%|-%:%`(s, val#2, t_1#7))*{t_1#7 <- `t_1*`, val#2 <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), (val#3 : val <: instr)*{val#3 <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr((s.FUNCS_store[funcaddr].TYPE_funcinst : deftype <: typeuse))]))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#8*{t_1#8 <- `t_1*`}), `%`_resulttype(t_2#7*{t_2#7 <- `t_2*`})))
+    -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1#4*{t_1#4 <- `t_1*`}), `%`_resulttype(t_2#4*{t_2#4 <- `t_2*`})))
+    -- (Val_ok: `%|-%:%`(s, val#2, t_1#5))*{t_1#5 <- `t_1*`, val#2 <- `val*`}
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#6*{t_1#6 <- `t_1*`}), `%`_resulttype(t_2#5*{t_2#5 <- `t_2*`})))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
@@ -15072,6 +15932,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -15116,11 +15984,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'#1*{I'#1 <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -15138,7 +16018,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -15253,6 +16143,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -15266,6 +16169,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -15279,6 +16195,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -15292,6 +16221,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -15305,6 +16247,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -15318,6 +16273,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -15331,6 +16299,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -15344,6 +16325,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -15357,6 +16351,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -15367,11 +16374,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'#33*{decl'#33 <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl#1*{decl#1 <- `decl*`}) = true
     -- if ($importsd(decl#2*{decl#2 <- `decl*`}) = [])
+    -- (wf_import: `%`(iter#355))*{iter#355 <- $importsd(decl#3*{decl#3 <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{name : name, name_0 : name, externtype : externtype, `decl_1*` : decl*, `decl_2*` : decl*}(decl_1#1*{decl_1#1 <- `decl_1*`} ++ [IMPORT_decl(name, name_0, externtype)] ++ decl_2#1*{decl_2#1 <- `decl_2*`}) = (((((($importsd(decl_1#7*{decl_1#7 <- `decl_1*`}) = []) /\ ($tagsd(decl_1#6*{decl_1#6 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1#5*{decl_1#5 <- `decl_1*`}) = [])) /\ ($memsd(decl_1#4*{decl_1#4 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1#3*{decl_1#3 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1#2*{decl_1#2 <- `decl_1*`}) = []))
 
@@ -15397,7 +16418,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt : reftype <: valtype)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([(rt' : reftype <: valtype)])))?{rt' <- `rt'?`}
     -- (if ($proj_uN_0(x).0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype((rt : reftype <: valtype)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift((rt' : reftype <: valtype)?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -15413,23 +16433,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -15438,8 +16451,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15448,9 +16459,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -15478,9 +16487,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- if (|TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}| > 0)
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -15496,10 +16502,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- if (|`lct*`| = |`val?*`|)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -15510,29 +16512,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, (ref : ref <: instr), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([(rt : reftype <: valtype)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -15542,30 +16533,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -15573,9 +16553,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -15587,11 +16564,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -15603,10 +16576,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -15614,10 +16583,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -15626,9 +16591,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -15638,8 +16600,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15649,10 +16609,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -15661,10 +16619,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -15674,10 +16630,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -15688,9 +16642,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE (func : func <: funccode)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15701,8 +16653,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (|`fv*`| = |`zt*`|)
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15712,8 +16662,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15726,8 +16674,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if (|`t*`| = |`val*`|)
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15740,9 +16686,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -15753,8 +16696,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (i < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -15764,8 +16705,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- if (i < |s.ARRAYS_store[a].FIELDS_arrayinst|)
     -- if (a < |s.ARRAYS_store|)
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
@@ -15773,14 +16712,10 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, (s.EXNS_store[a].FIELDS_exninst[i] : val <: fieldval))
     -- if (i < |s.EXNS_store[a].FIELDS_exninst|)
     -- if (a < |s.EXNS_store|)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, (ref : ref <: fieldval))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15798,9 +16733,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -15828,7 +16760,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -15844,7 +16775,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -15852,8 +16782,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -15862,8 +16790,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -15872,15 +16798,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -15888,8 +16811,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -15897,8 +16818,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -15909,8 +16828,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     -- if (|`fv*`| = |`fv'*`|)
     -- if (|`fv*`| = |`mut?*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15921,8 +16838,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (|`fv*`| = |`fv'*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15930,7 +16845,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -15967,8 +16881,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (if (a < |s.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (if (a < |s'.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -15977,8 +16889,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -15989,7 +16899,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -16050,18 +16959,12 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -16069,8 +16972,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -16080,27 +16981,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -16126,6 +17026,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -16137,6 +17046,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'#1*{X'#1 <- `X'*`}, [Y] ++ Y'#1*{Y'#1 <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'#1*{a'#1 <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'#2*{X'#2 <- `X'*`}, Y'#2*{Y'#2 <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'#3*{X'#3 <- `X'*`}, Y'#3*{Y'#3 <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/11-sub.il b/spectec/test-middlend/specification.exp/11-sub.il
index df87529f89..58def11a7c 100644
--- a/spectec/test-middlend/specification.exp/11-sub.il
+++ b/spectec/test-middlend/specification.exp/11-sub.il
@@ -329,19 +329,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -402,23 +423,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 2048))
     -- if ($proj_char_0(ch).0 = (((2 ^ 6) * ((($proj_byte_0(b_1).0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 55296)) \/ ((57344 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 65536)))
     -- if ($proj_char_0(ch).0 = ((((2 ^ 12) * ((($proj_byte_0(b_1).0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 69632))
     -- if ($proj_char_0(ch).0 = (((((2 ^ 18) * ((($proj_byte_0(b_1).0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -612,10 +637,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -623,70 +656,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'#1*{free'#1 <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -701,6 +826,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1149,77 +1283,168 @@ syntax Cnn =
   | F64
   | V128
 
+def $storagetype_Cnn(Cnn) : storagetype
+  def $storagetype_Cnn(I32_Cnn) = I32_storagetype
+  def $storagetype_Cnn(I64_Cnn) = I64_storagetype
+  def $storagetype_Cnn(F32_Cnn) = F32_storagetype
+  def $storagetype_Cnn(F64_Cnn) = F64_storagetype
+  def $storagetype_Cnn(V128_Cnn) = V128_storagetype
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1595,10 +1820,17 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack(I32_storagetype) = I32_valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I8_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I16_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1664,10 +1896,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1#1?{null_1#1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1#2?{null_1#2 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1#3?{null_1#3 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1705,6 +1945,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1718,6 +1971,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1731,6 +1997,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1757,6 +2036,22 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($subst_typevar(typevar, var_0, var_1) =/= ?())
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1766,25 +2061,42 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv#2*{tv#2 <- `tv*`}, [tu_1] ++ tu#2*{tu#2 <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#2*{tv'#2 <- `tv'*`}, tu'#2*{tu'#2 <- `tu'*`}) = !($minus_recs(tv#3*{tv#3 <- `tv*`}, tu#3*{tu#3 <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter#1))*{iter#1 <- !($minus_recs(tv#4*{tv#4 <- `tv*`}, tu#4*{tu#4 <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter#2))*{iter#2 <- !($minus_recs(tv#5*{tv#5 <- `tv*`}, tu#5*{tu#5 <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($minus_recs(var_0, var_1) =/= ?())
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_packtype{pt : packtype, `tv*` : typevar*, `tu*` : typeuse*}(pt, tv#4*{tv#4 <- `tv*`}, tu#4*{tu#4 <- `tu*`}) = pt
+  def $subst_packtype{pt : packtype, `tv*` : typevar*, `tu*` : typeuse*}(pt, tv#6*{tv#6 <- `tv*`}, tu#6*{tu#6 <- `tu*`}) = pt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_numtype(numtype : numtype, typevar*, typeuse*) : numtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_numtype{nt : numtype, `tv*` : typevar*, `tu*` : typeuse*}(nt, tv#5*{tv#5 <- `tv*`}, tu#5*{tu#5 <- `tu*`}) = nt
+  def $subst_numtype{nt : numtype, `tv*` : typevar*, `tu*` : typeuse*}(nt, tv#7*{tv#7 <- `tv*`}, tu#7*{tu#7 <- `tu*`}) = nt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_vectype(vectype : vectype, typevar*, typeuse*) : vectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_vectype{vt : vectype, `tv*` : typevar*, `tu*` : typeuse*}(vt, tv#6*{tv#6 <- `tv*`}, tu#6*{tu#6 <- `tu*`}) = vt
+  def $subst_vectype{vt : vectype, `tv*` : typevar*, `tu*` : typeuse*}(vt, tv#8*{tv#8 <- `tv*`}, tu#8*{tu#8 <- `tu*`}) = vt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1792,209 +2104,403 @@ rec {
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.1-338.112
 def $subst_typeuse(typeuse : typeuse, typevar*, typeuse*) : typeuse
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:369.1-369.66
-  def $subst_typeuse{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_typeuse(n), tv#7*{tv#7 <- `tv*`}, tu#7*{tu#7 <- `tu*`}) = !($subst_typevar(REC_typevar(n), tv#8*{tv#8 <- `tv*`}, tu#8*{tu#8 <- `tu*`}))
+  def $subst_typeuse{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_typeuse(n), tv#9*{tv#9 <- `tv*`}, tu#9*{tu#9 <- `tu*`}) = !($subst_typevar(REC_typevar(n), tv#10*{tv#10 <- `tv*`}, tu#10*{tu#10 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:369.1-369.66
-  def $subst_typeuse{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_typeuse(typeidx), tv#9*{tv#9 <- `tv*`}, tu#9*{tu#9 <- `tu*`}) = !($subst_typevar(_IDX_typevar(typeidx), tv#10*{tv#10 <- `tv*`}, tu#10*{tu#10 <- `tu*`}))
+  def $subst_typeuse{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_typeuse(typeidx), tv#11*{tv#11 <- `tv*`}, tu#11*{tu#11 <- `tu*`}) = !($subst_typevar(_IDX_typevar(typeidx), tv#12*{tv#12 <- `tv*`}, tu#12*{tu#12 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:370.1-370.64
-  def $subst_typeuse{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_typeuse(rectype, n), tv#11*{tv#11 <- `tv*`}, tu#11*{tu#11 <- `tu*`}) = $typeuse_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#12*{tv#12 <- `tv*`}, tu#12*{tu#12 <- `tu*`}))
+  def $subst_typeuse{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_typeuse(rectype, n), tv#13*{tv#13 <- `tv*`}, tu#13*{tu#13 <- `tu*`}) = $typeuse_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#14*{tv#14 <- `tv*`}, tu#14*{tu#14 <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.1-343.112
 def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:376.1-376.67
-  def $subst_heaptype{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_heaptype(n), tv#13*{tv#13 <- `tv*`}, tu#13*{tu#13 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(REC_typevar(n), tv#14*{tv#14 <- `tv*`}, tu#14*{tu#14 <- `tu*`})))
+  def $subst_heaptype{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_heaptype(n), tv#15*{tv#15 <- `tv*`}, tu#15*{tu#15 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(REC_typevar(n), tv#16*{tv#16 <- `tv*`}, tu#16*{tu#16 <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:376.1-376.67
-  def $subst_heaptype{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_heaptype(typeidx), tv#15*{tv#15 <- `tv*`}, tu#15*{tu#15 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(_IDX_typevar(typeidx), tv#16*{tv#16 <- `tv*`}, tu#16*{tu#16 <- `tu*`})))
+  def $subst_heaptype{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_heaptype(typeidx), tv#17*{tv#17 <- `tv*`}, tu#17*{tu#17 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(_IDX_typevar(typeidx), tv#18*{tv#18 <- `tv*`}, tu#18*{tu#18 <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:377.1-377.65
-  def $subst_heaptype{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_heaptype(rectype, n), tv#17*{tv#17 <- `tv*`}, tu#17*{tu#17 <- `tu*`}) = $heaptype_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#18*{tv#18 <- `tv*`}, tu#18*{tu#18 <- `tu*`}))
+  def $subst_heaptype{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_heaptype(rectype, n), tv#19*{tv#19 <- `tv*`}, tu#19*{tu#19 <- `tu*`}) = $heaptype_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#20*{tv#20 <- `tv*`}, tu#20*{tu#20 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:378.1-378.53
-  def $subst_heaptype{ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(ht, tv#19*{tv#19 <- `tv*`}, tu#19*{tu#19 <- `tu*`}) = ht
+  def $subst_heaptype{ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(ht, tv#21*{tv#21 <- `tv*`}, tu#21*{tu#21 <- `tu*`}) = ht
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.1-344.112
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
-  def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null#1?{null#1 <- `null?`}, ht), tv#20*{tv#20 <- `tv*`}, tu#20*{tu#20 <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null#2?{null#2 <- `null?`}, $subst_heaptype(ht, tv#21*{tv#21 <- `tv*`}, tu#21*{tu#21 <- `tu*`})))
+  def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null#1?{null#1 <- `null?`}, ht), tv#22*{tv#22 <- `tv*`}, tu#22*{tu#22 <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I32_valtype, tv#22*{tv#22 <- `tv*`}, tu#22*{tu#22 <- `tu*`}) = $valtype_numtype($subst_numtype(I32_numtype, tv#23*{tv#23 <- `tv*`}, tu#23*{tu#23 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I32_valtype, tv#23*{tv#23 <- `tv*`}, tu#23*{tu#23 <- `tu*`}) = $valtype_numtype($subst_numtype(I32_numtype, tv#24*{tv#24 <- `tv*`}, tu#24*{tu#24 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I64_valtype, tv#24*{tv#24 <- `tv*`}, tu#24*{tu#24 <- `tu*`}) = $valtype_numtype($subst_numtype(I64_numtype, tv#25*{tv#25 <- `tv*`}, tu#25*{tu#25 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I64_valtype, tv#25*{tv#25 <- `tv*`}, tu#25*{tu#25 <- `tu*`}) = $valtype_numtype($subst_numtype(I64_numtype, tv#26*{tv#26 <- `tv*`}, tu#26*{tu#26 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F32_valtype, tv#26*{tv#26 <- `tv*`}, tu#26*{tu#26 <- `tu*`}) = $valtype_numtype($subst_numtype(F32_numtype, tv#27*{tv#27 <- `tv*`}, tu#27*{tu#27 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F32_valtype, tv#27*{tv#27 <- `tv*`}, tu#27*{tu#27 <- `tu*`}) = $valtype_numtype($subst_numtype(F32_numtype, tv#28*{tv#28 <- `tv*`}, tu#28*{tu#28 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F64_valtype, tv#28*{tv#28 <- `tv*`}, tu#28*{tu#28 <- `tu*`}) = $valtype_numtype($subst_numtype(F64_numtype, tv#29*{tv#29 <- `tv*`}, tu#29*{tu#29 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F64_valtype, tv#29*{tv#29 <- `tv*`}, tu#29*{tu#29 <- `tu*`}) = $valtype_numtype($subst_numtype(F64_numtype, tv#30*{tv#30 <- `tv*`}, tu#30*{tu#30 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:383.1-383.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(V128_valtype, tv#30*{tv#30 <- `tv*`}, tu#30*{tu#30 <- `tu*`}) = $valtype_vectype($subst_vectype(V128_vectype, tv#31*{tv#31 <- `tv*`}, tu#31*{tu#31 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(V128_valtype, tv#31*{tv#31 <- `tv*`}, tu#31*{tu#31 <- `tu*`}) = $valtype_vectype($subst_vectype(V128_vectype, tv#32*{tv#32 <- `tv*`}, tu#32*{tu#32 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:384.1-384.64
-  def $subst_valtype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_valtype(`null?`, heaptype), tv#32*{tv#32 <- `tv*`}, tu#32*{tu#32 <- `tu*`}) = $valtype_reftype($subst_reftype(REF_reftype(`null?`, heaptype), tv#33*{tv#33 <- `tv*`}, tu#33*{tu#33 <- `tu*`}))
+  def $subst_valtype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_valtype(`null?`, heaptype), tv#33*{tv#33 <- `tv*`}, tu#33*{tu#33 <- `tu*`}) = $valtype_reftype($subst_reftype(REF_reftype(`null?`, heaptype), tv#34*{tv#34 <- `tv*`}, tu#34*{tu#34 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv#34*{tv#34 <- `tv*`}, tu#34*{tu#34 <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv#35*{tv#35 <- `tv*`}, tu#35*{tu#35 <- `tu*`}) = BOT_valtype
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_storagetype, tv#35*{tv#35 <- `tv*`}, tu#35*{tu#35 <- `tu*`}) = $storagetype_valtype($subst_valtype(BOT_valtype, tv#36*{tv#36 <- `tv*`}, tu#36*{tu#36 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_storagetype, tv#36*{tv#36 <- `tv*`}, tu#36*{tu#36 <- `tu*`}) = $storagetype_valtype($subst_valtype(BOT_valtype, tv#37*{tv#37 <- `tv*`}, tu#37*{tu#37 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_storagetype(`null?`, heaptype), tv#37*{tv#37 <- `tv*`}, tu#37*{tu#37 <- `tu*`}) = $storagetype_valtype($subst_valtype(REF_valtype(`null?`, heaptype), tv#38*{tv#38 <- `tv*`}, tu#38*{tu#38 <- `tu*`}))
+  def $subst_storagetype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_storagetype(`null?`, heaptype), tv#38*{tv#38 <- `tv*`}, tu#38*{tu#38 <- `tu*`}) = $storagetype_valtype($subst_valtype(REF_valtype(`null?`, heaptype), tv#39*{tv#39 <- `tv*`}, tu#39*{tu#39 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(V128_storagetype, tv#39*{tv#39 <- `tv*`}, tu#39*{tu#39 <- `tu*`}) = $storagetype_valtype($subst_valtype(V128_valtype, tv#40*{tv#40 <- `tv*`}, tu#40*{tu#40 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(V128_storagetype, tv#40*{tv#40 <- `tv*`}, tu#40*{tu#40 <- `tu*`}) = $storagetype_valtype($subst_valtype(V128_valtype, tv#41*{tv#41 <- `tv*`}, tu#41*{tu#41 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F64_storagetype, tv#41*{tv#41 <- `tv*`}, tu#41*{tu#41 <- `tu*`}) = $storagetype_valtype($subst_valtype(F64_valtype, tv#42*{tv#42 <- `tv*`}, tu#42*{tu#42 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F64_storagetype, tv#42*{tv#42 <- `tv*`}, tu#42*{tu#42 <- `tu*`}) = $storagetype_valtype($subst_valtype(F64_valtype, tv#43*{tv#43 <- `tv*`}, tu#43*{tu#43 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F32_storagetype, tv#43*{tv#43 <- `tv*`}, tu#43*{tu#43 <- `tu*`}) = $storagetype_valtype($subst_valtype(F32_valtype, tv#44*{tv#44 <- `tv*`}, tu#44*{tu#44 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F32_storagetype, tv#44*{tv#44 <- `tv*`}, tu#44*{tu#44 <- `tu*`}) = $storagetype_valtype($subst_valtype(F32_valtype, tv#45*{tv#45 <- `tv*`}, tu#45*{tu#45 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I64_storagetype, tv#45*{tv#45 <- `tv*`}, tu#45*{tu#45 <- `tu*`}) = $storagetype_valtype($subst_valtype(I64_valtype, tv#46*{tv#46 <- `tv*`}, tu#46*{tu#46 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I64_storagetype, tv#46*{tv#46 <- `tv*`}, tu#46*{tu#46 <- `tu*`}) = $storagetype_valtype($subst_valtype(I64_valtype, tv#47*{tv#47 <- `tv*`}, tu#47*{tu#47 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I32_storagetype, tv#47*{tv#47 <- `tv*`}, tu#47*{tu#47 <- `tu*`}) = $storagetype_valtype($subst_valtype(I32_valtype, tv#48*{tv#48 <- `tv*`}, tu#48*{tu#48 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I32_storagetype, tv#48*{tv#48 <- `tv*`}, tu#48*{tu#48 <- `tu*`}) = $storagetype_valtype($subst_valtype(I32_valtype, tv#49*{tv#49 <- `tv*`}, tu#49*{tu#49 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:390.1-390.69
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I8_storagetype, tv#49*{tv#49 <- `tv*`}, tu#49*{tu#49 <- `tu*`}) = $storagetype_packtype($subst_packtype(I8_packtype, tv#50*{tv#50 <- `tv*`}, tu#50*{tu#50 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I8_storagetype, tv#50*{tv#50 <- `tv*`}, tu#50*{tu#50 <- `tu*`}) = $storagetype_packtype($subst_packtype(I8_packtype, tv#51*{tv#51 <- `tv*`}, tu#51*{tu#51 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:390.1-390.69
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I16_storagetype, tv#51*{tv#51 <- `tv*`}, tu#51*{tu#51 <- `tu*`}) = $storagetype_packtype($subst_packtype(I16_packtype, tv#52*{tv#52 <- `tv*`}, tu#52*{tu#52 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I16_storagetype, tv#52*{tv#52 <- `tv*`}, tu#52*{tu#52 <- `tu*`}) = $storagetype_packtype($subst_packtype(I16_packtype, tv#53*{tv#53 <- `tv*`}, tu#53*{tu#53 <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.1-349.112
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
-  def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut#1?{mut#1 <- `mut?`}, zt), tv#53*{tv#53 <- `tv*`}, tu#53*{tu#53 <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut#2?{mut#2 <- `mut?`}, $subst_storagetype(zt, tv#54*{tv#54 <- `tv*`}, tu#54*{tu#54 <- `tu*`})))
+  def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut#1?{mut#1 <- `mut?`}, zt), tv#54*{tv#54 <- `tv*`}, tu#54*{tu#54 <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft#1*{ft#1 <- `ft*`})), tv#55*{tv#55 <- `tv*`}, tu#55*{tu#55 <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft#2, tv#56*{tv#56 <- `tv*`}, tu#56*{tu#56 <- `tu*`})*{ft#2 <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
-  def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv#57*{tv#57 <- `tv*`}, tu#57*{tu#57 <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv#58*{tv#58 <- `tv*`}, tu#58*{tu#58 <- `tu*`})))
+  def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv#56*{tv#56 <- `tv*`}, tu#56*{tu#56 <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
-  def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1#1*{t_1#1 <- `t_1*`}), `%`_resulttype(t_2#1*{t_2#1 <- `t_2*`})), tv#59*{tv#59 <- `tv*`}, tu#59*{tu#59 <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1#2, tv#60*{tv#60 <- `tv*`}, tu#60*{tu#60 <- `tu*`})*{t_1#2 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2#2, tv#61*{tv#61 <- `tv*`}, tu#61*{tu#61 <- `tu*`})*{t_2#2 <- `t_2*`})))
+  def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1#1*{t_1#1 <- `t_1*`}), `%`_resulttype(t_2#1*{t_2#1 <- `t_2*`})), tv#57*{tv#57 <- `tv*`}, tu#57*{tu#57 <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
-  def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final#1?{final#1 <- `final?`}, tu'#3*{tu'#3 <- `tu'*`}, ct), tv#62*{tv#62 <- `tv*`}, tu#62*{tu#62 <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final#2?{final#2 <- `final?`}, $subst_typeuse(tu'#4, tv#63*{tv#63 <- `tv*`}, tu#63*{tu#63 <- `tu*`})*{tu'#4 <- `tu'*`}, $subst_comptype(ct, tv#64*{tv#64 <- `tv*`}, tu#64*{tu#64 <- `tu*`})))
+  def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final#1?{final#1 <- `final?`}, tu'#3*{tu'#3 <- `tu'*`}, ct), tv#58*{tv#58 <- `tv*`}, tu#58*{tu#58 <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
-  def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st#1*{st#1 <- `st*`})), tv#65*{tv#65 <- `tv*`}, tu#65*{tu#65 <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
-    -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#3*{tv'#3 <- `tv'*`}, tu'#5*{tu'#5 <- `tu'*`}) = !($minus_recs(tv#66*{tv#66 <- `tv*`}, tu#66*{tu#66 <- `tu*`}))
+  def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st#1*{st#1 <- `st*`})), tv#59*{tv#59 <- `tv*`}, tu#59*{tu#59 <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
+    -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#3*{tv'#3 <- `tv'*`}, tu'#4*{tu'#4 <- `tu'*`}) = !($minus_recs(tv#60*{tv#60 <- `tv*`}, tu#60*{tu#60 <- `tu*`}))
+    -- (wf_typevar: `%`(iter#3))*{iter#3 <- !($minus_recs(tv#61*{tv#61 <- `tv*`}, tu#61*{tu#61 <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter#4))*{iter#4 <- !($minus_recs(tv#62*{tv#62 <- `tv*`}, tu#62*{tu#62 <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:413.1-413.80
-  def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv#67*{tv#67 <- `tv*`}, tu#67*{tu#67 <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
+  def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv#63*{tv#63 <- `tv*`}, tu#63*{tu#63 <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_addrtype{at : addrtype, `tv*` : typevar*, `tu*` : typeuse*}(at, tv#68*{tv#68 <- `tv*`}, tu#68*{tu#68 <- `tu*`}) = at
+  def $subst_addrtype{at : addrtype, `tv*` : typevar*, `tu*` : typeuse*}(at, tv#64*{tv#64 <- `tv*`}, tu#64*{tu#64 <- `tu*`}) = at
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_tagtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(tu', tv#69*{tv#69 <- `tv*`}, tu#69*{tu#69 <- `tu*`}) = $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
+  def $subst_tagtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(tu', tv#65*{tv#65 <- `tv*`}, tu#65*{tu#65 <- `tu*`}) = $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut#3?{mut#3 <- `mut?`}, t), tv#70*{tv#70 <- `tv*`}, tu#70*{tu#70 <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut#4?{mut#4 <- `mut?`}, $subst_valtype(t, tv#71*{tv#71 <- `tv*`}, tu#71*{tu#71 <- `tu*`})))
+  def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut#2?{mut#2 <- `mut?`}, t), tv#66*{tv#66 <- `tv*`}, tu#66*{tu#66 <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv#72*{tv#72 <- `tv*`}, tu#72*{tu#72 <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+  def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv#67*{tv#67 <- `tv*`}, tu#67*{tu#67 <- `tu*`}) = `%%PAGE`_memtype(at, lim)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv#73*{tv#73 <- `tv*`}, tu#73*{tu#73 <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv#74*{tv#74 <- `tv*`}, tu#74*{tu#74 <- `tu*`})))
+  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv#68*{tv#68 <- `tv*`}, tu#68*{tu#68 <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv#75*{tv#75 <- `tv*`}, tu#75*{tu#75 <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv#76*{tv#76 <- `tv*`}, tu#76*{tu#76 <- `tu*`})))
+  def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv#69*{tv#69 <- `tv*`}, tu#69*{tu#69 <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv#77*{tv#77 <- `tv*`}, tu#77*{tu#77 <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv#78*{tv#78 <- `tv*`}, tu#78*{tu#78 <- `tu*`})))
+  def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv#70*{tv#70 <- `tv*`}, tu#70*{tu#70 <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv#79*{tv#79 <- `tv*`}, tu#79*{tu#79 <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv#80*{tv#80 <- `tv*`}, tu#80*{tu#80 <- `tu*`})))
+  def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv#71*{tv#71 <- `tv*`}, tu#71*{tu#71 <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv#81*{tv#81 <- `tv*`}, tu#81*{tu#81 <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv#82*{tv#82 <- `tv*`}, tu#82*{tu#82 <- `tu*`})))
+  def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv#72*{tv#72 <- `tv*`}, tu#72*{tu#72 <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv#83*{tv#83 <- `tv*`}, tu#83*{tu#83 <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv#84*{tv#84 <- `tv*`}, tu#84*{tu#84 <- `tu*`})))
+  def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv#73*{tv#73 <- `tv*`}, tu#73*{tu#73 <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1#1*{xt_1#1 <- `xt_1*`}, xt_2#1*{xt_2#1 <- `xt_2*`}), tv#85*{tv#85 <- `tv*`}, tu#85*{tu#85 <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1#2, tv#86*{tv#86 <- `tv*`}, tu#86*{tu#86 <- `tu*`})*{xt_1#2 <- `xt_1*`}, $subst_externtype(xt_2#2, tv#87*{tv#87 <- `tv*`}, tu#87*{tu#87 <- `tu*`})*{xt_2#2 <- `xt_2*`}))
+  def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1#1*{xt_1#1 <- `xt_1*`}, xt_2#1*{xt_2#1 <- `xt_2*`}), tv#74*{tv#74 <- `tv*`}, tu#74*{tu#74 <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu#88^n{tu#88 <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137890))))^(i#137890<n){}
+  def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu#75^n{tu#75 <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu#89^n{tu#89 <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137892))))^(i#137892<n){}
+  def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu#76^n{tu#76 <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu#90^n{tu#90 <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137894))))^(i#137894<n){}
+  def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu#77^n{tu#77 <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu#91^n{tu#91 <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137896))))^(i#137896<n){}
+  def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu#78^n{tu#78 <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu#92^n{tu#92 <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137898))))^(i#137898<n){}
+  def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu#79^n{tu#79 <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu#93^n{tu#93 <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137900))))^(i#137900<n){}
+  def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu#80^n{tu#80 <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu#94^n{tu#94 <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137902))))^(i#137902<n){}
+  def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu#81^n{tu#81 <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu#95^n{tu#95 <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137904))))^(i#137904<n){}
+  def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu#82^n{tu#82 <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu#96^n{tu#96 <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137906))))^(i#137906<n){}
+  def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu#83^n{tu#83 <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -2002,9 +2508,9 @@ rec {
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:451.1-451.97
 def $subst_all_deftypes(deftype*, typeuse*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:452.1-452.40
-  def $subst_all_deftypes{`tu*` : typeuse*}([], tu#97*{tu#97 <- `tu*`}) = []
+  def $subst_all_deftypes{`tu*` : typeuse*}([], tu#84*{tu#84 <- `tu*`}) = []
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:453.1-453.101
-  def $subst_all_deftypes{dt_1 : deftype, `dt*` : deftype*, `tu*` : typeuse*}([dt_1] ++ dt#1*{dt#1 <- `dt*`}, tu#98*{tu#98 <- `tu*`}) = [$subst_all_deftype(dt_1, tu*{tu <- `tu*`})] ++ $subst_all_deftypes(dt*{dt <- `dt*`}, tu*{tu <- `tu*`})
+  def $subst_all_deftypes{dt_1 : deftype, `dt*` : deftype*, `tu*` : typeuse*}([dt_1] ++ dt#1*{dt#1 <- `dt*`}, tu#85*{tu#85 <- `tu*`}) = [$subst_all_deftype(dt_1, tu*{tu <- `tu*`})] ++ $subst_all_deftypes(dt*{dt <- `dt*`}, tu*{tu <- `tu*`})
 }
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -2012,45 +2518,71 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx(($proj_uN_0(x).0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype#1^n{subtype#1 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#2))*{subtype#2 <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
-    -- if (rectype = REC_rectype(`%`_list(subtype#3^n{subtype#3 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#4))*{subtype#4 <- `subtype*`}
+    -- if (rectype = REC_rectype(`%`_list(subtype#2^n{subtype#2 <- `subtype*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
-    -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype#5^n{subtype#5 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#6))*{subtype#6 <- `subtype*`}
+    -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype#3^n{subtype#3 <- `subtype*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
-    -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype#7*{subtype#7 <- `subtype*`})) = $unrollrt(rectype)
+    -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype#4*{subtype#4 <- `subtype*`})) = $unrollrt(rectype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -2067,11 +2599,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype(I16_lanetype) = $free_packtype(I16_packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -2086,11 +2633,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype(V128_consttype) = $free_vectype(V128_vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -2098,7 +2660,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -2141,7 +2711,7 @@ def $free_heaptype(heaptype : heaptype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.1-482.34
 def $free_reftype(reftype : reftype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:532.1-532.65
-  def $free_reftype{`null?` : null?, heaptype : heaptype}(REF_reftype(null#3?{null#3 <- `null?`}, heaptype)) = $free_heaptype(heaptype)
+  def $free_reftype{`null?` : null?, heaptype : heaptype}(REF_reftype(null#2?{null#2 <- `null?`}, heaptype)) = $free_heaptype(heaptype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.1-484.34
 def $free_typeuse(typeuse : typeuse) : free
@@ -2168,12 +2738,11 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{`null?` : null?, heaptype : heaptype}(REF_valtype(`null?`, heaptype)) = $free_reftype(REF_reftype(`null?`, heaptype))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:539.1-539.69
-  def $free_resulttype{`valtype*` : valtype*}(`%`_resulttype(valtype#503*{valtype#503 <- `valtype*`})) = $free_list($free_valtype(valtype)*{valtype <- `valtype*`})
+  def $free_resulttype{`valtype*` : valtype*}(`%`_resulttype(valtype#502*{valtype#502 <- `valtype*`})) = $free_list($free_valtype(valtype)*{valtype <- `valtype*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.1-488.42
 def $free_storagetype(storagetype : storagetype) : free
@@ -2199,7 +2768,7 @@ def $free_storagetype(storagetype : storagetype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.1-489.38
 def $free_fieldtype(fieldtype : fieldtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:544.1-544.71
-  def $free_fieldtype{`mut?` : mut?, storagetype : storagetype}(`%%`_fieldtype(mut#5?{mut#5 <- `mut?`}, storagetype)) = $free_storagetype(storagetype)
+  def $free_fieldtype{`mut?` : mut?, storagetype : storagetype}(`%%`_fieldtype(mut#3?{mut#3 <- `mut?`}, storagetype)) = $free_storagetype(storagetype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.1-490.36
 def $free_comptype(comptype : comptype) : free
@@ -2213,12 +2782,12 @@ def $free_comptype(comptype : comptype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.1-491.34
 def $free_subtype(subtype : subtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:550.1-551.66
-  def $free_subtype{`final?` : final?, `typeuse*` : typeuse*, comptype : comptype}(SUB_subtype(final#3?{final#3 <- `final?`}, typeuse#1*{typeuse#1 <- `typeuse*`}, comptype)) = $free_list($free_typeuse(typeuse)*{typeuse <- `typeuse*`}) +++ $free_comptype(comptype)
+  def $free_subtype{`final?` : final?, `typeuse*` : typeuse*, comptype : comptype}(SUB_subtype(final#2?{final#2 <- `final?`}, typeuse#1*{typeuse#1 <- `typeuse*`}, comptype)) = $free_list($free_typeuse(typeuse)*{typeuse <- `typeuse*`}) +++ $free_comptype(comptype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.1-492.34
 def $free_rectype(rectype : rectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:553.1-553.70
-  def $free_rectype{`subtype*` : subtype*}(REC_rectype(`%`_list(subtype#8*{subtype#8 <- `subtype*`}))) = $free_list($free_subtype(subtype)*{subtype <- `subtype*`})
+  def $free_rectype{`subtype*` : subtype*}(REC_rectype(`%`_list(subtype#5*{subtype#5 <- `subtype*`}))) = $free_list($free_subtype(subtype)*{subtype <- `subtype*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.1-520.34
 def $free_deftype(deftype : deftype) : free
@@ -2226,37 +2795,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{rectype : rectype, n : n}(_DEF_tagtype(rectype, n)) = $free_deftype(_DEF_deftype(rectype, n))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_globaltype(globaltype : globaltype) : free
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut#6?{mut#6 <- `mut?`}, valtype)) = $free_valtype(valtype)
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut#4?{mut#4 <- `mut?`}, valtype)) = $free_valtype(valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -2270,11 +2991,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1#1*{externtype_1#1 <- `externtype_1*`}, externtype_2#1*{externtype_2#1 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2791,7 +3530,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4578,38 +5325,67 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I32_consttype, mk_lit__0_lit_(I32_numtype, c)) = CONST_instr(I32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I64_consttype, mk_lit__0_lit_(I64_numtype, c)) = CONST_instr(I64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F32_consttype, mk_lit__0_lit_(F32_numtype, c)) = CONST_instr(F32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F64_consttype, mk_lit__0_lit_(F64_numtype, c)) = CONST_instr(F64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : uN}(V128_consttype, mk_lit__1_lit_(V128_vectype, c)) = VCONST_instr(V128_vectype, c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`($storagetype_consttype(consttype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $free_blocktype{`valtype?` : valtype?}(_RESULT_blocktype(valtype#505?{valtype#505 <- `valtype?`})) = $free_opt($free_valtype(valtype)?{valtype <- `valtype?`})
+  def $free_blocktype{`valtype?` : valtype?}(_RESULT_blocktype(valtype#504?{valtype#504 <- `valtype?`})) = $free_opt($free_valtype(valtype)?{valtype <- `valtype?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4621,6 +5397,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4632,7 +5417,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'#1*{labelidx'#1 <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'#2*{labelidx'#2 <- `labelidx'*`}) = [`%`_labelidx(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4642,15 +5426,12 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
-  def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype#506*{valtype#506 <- `valtype*#1`}?{`valtype*#1` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
+  def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype#505*{valtype#505 <- `valtype*#1`}?{`valtype*#1` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
   def $free_instr{blocktype : blocktype, `instr*` : instr*}(BLOCK_instr(blocktype, instr#1*{instr#1 <- `instr*`})) = $free_blocktype(blocktype) +++ $free_block(instr*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:441.1-441.91
@@ -4679,7 +5460,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4690,7 +5470,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch#1*{catch#1 <- `catch*`}), instr#3*{instr#3 <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4753,13 +5532,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4768,10 +5544,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4796,7 +5570,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4807,10 +5580,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4867,12 +5638,45 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr#4*{instr#4 <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr#5)*{instr#5 <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr#6)*{instr#6 <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr#7)))*{instr#7 <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $free_expr{`instr*` : instr*}(instr#6*{instr#6 <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
+  def $free_expr{`instr*` : instr*}(instr#8*{instr#8 <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
@@ -5064,85 +5868,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local#1*{local#1 <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte#1*{byte#1 <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr#358*{expr#358 <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type#1*{type#1 <- `type*`}), `%`_list(import#1*{import#1 <- `import*`}), `%`_list(tag#1*{tag#1 <- `tag*`}), `%`_list(global#1*{global#1 <- `global*`}), `%`_list(mem#1*{mem#1 <- `mem*`}), `%`_list(table#1*{table#1 <- `table*`}), `%`_list(func#1*{func#1 <- `func*`}), `%`_list(data#1*{data#1 <- `data*`}), `%`_list(elem#1*{elem#1 <- `elem*`}), start#1?{start#1 <- `start?`}, `%`_list(export#1*{export#1 <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -5228,6 +6163,22 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if ($with_locals(context, var_0, var_1) =/= ?())
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -5243,6 +6194,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, $typeuse_deftype(dt)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#4*{dt#4 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -5261,25 +6222,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, $typeuse_deftype(dt)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#6*{dt#6 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, $typeuse_deftype(dt)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#7*{dt#7 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -5290,21 +6269,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -5312,6 +6288,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5319,7 +6296,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -5337,6 +6313,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -5345,20 +6331,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, $heaptype_absheaptype(absheaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, $heaptype_typeuse(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5366,8 +6347,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5375,26 +6354,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, $valtype_numtype(numtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, $valtype_vectype(vectype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, $valtype_reftype(reftype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5403,23 +6376,18 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- if (C.TYPES_context[$proj_uN_0(typeidx).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, $typeuse_deftype(deftype))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5427,8 +6395,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5436,8 +6402,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5445,14 +6409,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, $storagetype_valtype(valtype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, $storagetype_packtype(packtype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5460,23 +6421,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5491,8 +6446,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, $heaptype_typeuse(typeuse)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, $heaptype_typeuse(typeuse))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5500,16 +6454,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5519,7 +6469,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5529,26 +6478,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- if (|`ft_1*`| = |`ft_2*`|)
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5556,7 +6496,6 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
@@ -5564,7 +6503,7 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- if (i < |typeuse*{typeuse <- `typeuse*`}|)
     -- Heaptype_sub: `%|-%<:%`(C, $heaptype_typeuse(typeuse*{typeuse <- `typeuse*`}[i]), $heaptype_deftype(deftype_2))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5572,8 +6511,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5581,95 +6518,64 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, $heaptype_deftype(deftype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, $heaptype_deftype(deftype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, $heaptype_deftype(deftype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, $heaptype_deftype(deftype_1), $heaptype_deftype(deftype_2))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, $heaptype_deftype(C.TYPES_context[$proj_uN_0(typeidx).0]), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, $heaptype_deftype(C.TYPES_context[$proj_uN_0(typeidx).0]))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
@@ -5677,9 +6583,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
@@ -5687,9 +6590,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
@@ -5698,8 +6598,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- if (j < |typeuse*{typeuse <- `typeuse*`}|)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5707,9 +6605,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5718,9 +6613,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5729,9 +6621,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5740,18 +6629,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5759,17 +6642,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5777,28 +6654,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, $valtype_numtype(numtype_1), $valtype_numtype(numtype_2))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, $valtype_vectype(vectype_1), $valtype_vectype(vectype_2))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, $valtype_reftype(reftype_1), $valtype_reftype(reftype_2))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5807,9 +6676,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- if (|`t_1*`| = |`t_2*`|)
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5817,15 +6683,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, $storagetype_valtype(valtype_1), $storagetype_valtype(valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, $storagetype_packtype(packtype_1), $storagetype_packtype(packtype_2))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5833,18 +6695,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5853,8 +6709,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5866,9 +6720,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- if (|`lct*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5876,17 +6728,12 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`($typeuse_deftype(deftype), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5912,9 +6759,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[$proj_uN_0(x).0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[$proj_uN_0(x).0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5925,17 +6770,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
 }
@@ -5947,8 +6787,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5957,8 +6795,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5967,8 +6803,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5976,8 +6810,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size($numtype_addrtype(addrtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5986,8 +6818,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size($numtype_addrtype(addrtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5995,37 +6825,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -6039,10 +6859,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- if (|`t*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -6052,17 +6870,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -6071,7 +6883,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, $typeuse_deftype(deftype_1), $typeuse_deftype(deftype_2))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -6079,18 +6890,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -6098,9 +6903,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -6110,9 +6912,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -6120,41 +6919,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype($typeuse_deftype(deftype_1)), FUNC_externtype($typeuse_deftype(deftype_2)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(deftype_1)))
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(deftype_2)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -6162,18 +6946,12 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6186,8 +6964,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6198,8 +6974,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6207,42 +6981,42 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(I32_valtype) = ?(?(CONST_val($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(I64_valtype) = ?(?(CONST_val($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F32_valtype) = ?(?(CONST_val($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn)))))))
-    -- wf_val: `%`(CONST_val($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F64_valtype) = ?(?(CONST_val($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn)))))))
-    -- wf_val: `%`(CONST_val($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(V128_valtype) = ?(?(VCONST_val(V128_vectype, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(V128_vectype, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if ($default_(valtype) =/= ?())
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
@@ -6250,7 +7024,7 @@ relation Defaultable: `|-%DEFAULTABLE`(valtype)
     `|-%DEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -6259,7 +7033,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size($numtype_addrtype(at))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -6274,33 +7047,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -6308,18 +7070,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = $valtype_numtype(numtype)) \/ (t' = $valtype_vectype(vectype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6329,8 +7086,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6341,9 +7096,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6355,9 +7107,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
@@ -6365,9 +7114,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -6377,8 +7123,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l').0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l').0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -6387,18 +7131,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6409,10 +7147,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype($diffrt(rt_1, rt_2))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6423,19 +7158,14 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype(rt_2)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
@@ -6443,9 +7173,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6456,9 +7183,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- if ($proj_uN_0(y).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6468,9 +7192,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6481,10 +7202,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6496,10 +7214,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6514,10 +7229,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6530,9 +7242,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6540,9 +7249,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6551,8 +7257,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6561,9 +7265,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
@@ -6572,39 +7273,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
     -- if (|C.REFS_context| > 0)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), $heaptype_deftype(dt))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6612,9 +7298,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6622,25 +7305,16 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([$valtype_reftype(rt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6649,9 +7323,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6662,9 +7334,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6675,9 +7344,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6686,9 +7352,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6697,9 +7360,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
@@ -6707,9 +7368,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6719,9 +7377,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, $storagetype_reftype(rt))))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[$proj_uN_0(y).0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, $storagetype_reftype(rt))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6732,9 +7387,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = $valtype_numtype(numtype)) \/ ($unpack(zt) = $valtype_vectype(vectype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6743,9 +7396,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
@@ -6753,26 +7403,17 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6783,9 +7424,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_2).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6796,9 +7434,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Storagetype_sub: `%|-%<:%`(C, $storagetype_reftype(C.ELEMS_context[$proj_uN_0(y).0]), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6809,35 +7444,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = $valtype_numtype(numtype)) \/ ($unpack(zt) = $valtype_vectype(vectype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
@@ -6845,9 +7469,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
@@ -6855,9 +7476,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
@@ -6865,9 +7483,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
@@ -6875,9 +7490,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
@@ -6885,9 +7497,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_reftype(rt)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_reftype(rt)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
@@ -6895,9 +7504,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
@@ -6905,9 +7511,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
@@ -6915,9 +7518,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
@@ -6925,9 +7525,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6938,9 +7535,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x_2).0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6952,10 +7546,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(y).0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
@@ -6963,19 +7554,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(x).0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
@@ -6983,9 +7568,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
@@ -6993,9 +7575,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -7005,9 +7584,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x_1).0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if ($proj_uN_0(x_2).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x_2).0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -7018,9 +7594,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
@@ -7028,9 +7601,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(x).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
@@ -7038,9 +7608,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_numtype(nt)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -7049,9 +7616,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(Inn)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -7060,9 +7624,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_numtype(nt)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -7071,9 +7632,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_addrtype(Inn)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -7082,9 +7640,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -7093,9 +7648,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -7104,9 +7656,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -7115,9 +7664,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -7127,9 +7673,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -7138,9 +7681,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -7150,217 +7690,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt_2)]), [], `%`_resulttype([$valtype_numtype(nt_1)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt_2)]), [], `%`_resulttype([$valtype_numtype(nt_1)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if ($proj_uN_0(i).0 < (2 * $proj_dim_0($dim($proj_bshape_0(sh).0)).0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim($proj_bshape_0(sh).0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([$valtype_numtype($unpackshape(sh))])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([$valtype_numtype($unpackshape(sh))])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype $valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype $valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -7372,10 +7826,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -7387,9 +7838,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -7397,9 +7845,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -7409,8 +7854,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7420,89 +7863,63 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
     `|-%NONDEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7512,8 +7929,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (|[mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)]| > 0)
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr($numtype_addrtype(Inn), binop))
     -- wf_binop_: `%%`($numtype_addrtype(Inn), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`($numtype_addrtype(Inn), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`($numtype_addrtype(Inn), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7524,8 +7939,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7534,9 +7947,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7546,7 +7956,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if ($proj_uN_0(x).0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7556,8 +7965,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7567,8 +7974,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7577,8 +7982,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7588,8 +7991,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_reftype(rt))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7598,17 +7999,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7620,8 +8015,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- if (|`lct*`| = |`local*`|)
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7630,8 +8023,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
@@ -7639,8 +8030,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_addrtype(at))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7649,24 +8038,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7675,9 +8056,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_addrtype(at))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7688,8 +8066,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_reftype(elemtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7698,8 +8074,6 @@ relation Start_ok: `%|-%:OK`(context, start)
     `%|-%:OK`(C, START_start(x))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7708,8 +8082,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7718,45 +8090,30 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- if (C.TAGS_context[$proj_uN_0(x).0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype($typeuse_deftype(dt)))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(dt)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7764,9 +8121,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7776,17 +8130,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7798,14 +8147,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7829,7 +8176,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global#2*{global#2 <- `global*`}, mem#2*{mem#2 <- `mem*`}, table#2*{table#2 <- `table*`}, elem#2*{elem#2 <- `elem*`}, start#2?{start#2 <- `start?`}, export#2*{export#2 <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global#3*{global#3 <- `global*`}), `%`_list(mem#3*{mem#3 <- `mem*`}), `%`_list(table#3*{table#3 <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem#3*{elem#3 <- `elem*`}), start#3?{start#3 <- `start?`}, `%`_list(export#3*{export#3 <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7865,11 +8211,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7921,81 +8269,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`($storagetype_Cnn(Cnn), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`($storagetype_Cnn(Cnn), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -8037,22 +8576,24 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I32_lanetype) = mk_lane__2_lane_(I32_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I64_lanetype) = mk_lane__2_lane_(I64_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I8_lanetype) = mk_lane__2_lane_(I8_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I16_lanetype) = mk_lane__2_lane_(I16_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(F32_lanetype) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn)))))
-    -- wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn))))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(F64_lanetype) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn)))))
-    -- wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -8081,7 +8622,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -8101,28 +8641,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN(($proj_uN_0(i).0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN(($proj_uN_0(i).0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -8130,7 +8665,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -8138,7 +8672,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -8146,13 +8679,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, $proj_uN_0(i_1).0)) /\ (j_2 = $signed_(N, $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -8180,19 +8711,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -8243,116 +8770,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-def $fneg_(N : N, fN : fN) : fN*
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+def $fneg_(N : N, fN : fN) : fN*
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -8374,9 +9062,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -8395,38 +9105,77 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I32_lanetype, c) = mk_lane__0_lane_(I32_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(I32_numtype), mk_lane__0_lane_(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I64_lanetype, c) = mk_lane__0_lane_(I64_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(I64_numtype), mk_lane__0_lane_(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F32_lanetype, c) = mk_lane__0_lane_(F32_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(F32_numtype), mk_lane__0_lane_(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F64_lanetype, c) = mk_lane__0_lane_(F64_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(F64_numtype), mk_lane__0_lane_(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I8_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c))
-    -- wf_lane_: `%%`($lanetype_packtype(I8_packtype), mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I16_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c))
-    -- wf_lane_: `%%`($lanetype_packtype(I16_packtype), mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8442,10 +9191,19 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I8_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c))
-    -- wf_lit_: `%%`($storagetype_packtype(I8_packtype), mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I16_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c))
-    -- wf_lit_: `%%`($storagetype_packtype(I16_packtype), mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack(storagetype))), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -8459,10 +9217,17 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{c : num_}(F64_lanetype, mk_lane__0_lane_(F64_numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I8_lanetype, mk_lane__1_lane_(I8_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack($lanetype_packtype(I8_packtype)), mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I16_lanetype, mk_lane__1_lane_(I16_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack($lanetype_packtype(I16_packtype)), mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8478,196 +9243,166 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I8_storagetype, mk_lit__2_lit_(I8_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c)))
-    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack($storagetype_packtype(I8_packtype)))), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I16_storagetype, mk_lit__2_lit_(I16_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c)))
-    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack($storagetype_packtype(I16_packtype)))), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack(storagetype))), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CLZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iclz_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iclz_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CLZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iclz_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iclz_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CTZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ictz_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ictz_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CTZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ictz_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ictz_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, POPCNT_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, POPCNT_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{M : nat, i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iextend_($sizenn($numtype_addrtype(I32_Inn)), M, S_sx, i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iextend_($sizenn($numtype_addrtype(I32_Inn)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{M : nat, i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iextend_($sizenn($numtype_addrtype(I64_Inn)), M, S_sx, i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iextend_($sizenn($numtype_addrtype(I64_Inn)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#2)*{iter_0#2 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#1)))*{iter_0#1 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#1)*{iter_0#1 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#4)*{iter_0#4 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#3)))*{iter_0#3 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#2)*{iter_0#2 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#6)*{iter_0#6 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#5)))*{iter_0#5 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#3)*{iter_0#3 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#8)*{iter_0#8 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#7)))*{iter_0#7 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#4)*{iter_0#4 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#10)*{iter_0#10 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#9)))*{iter_0#9 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#5)*{iter_0#5 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#12)*{iter_0#12 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#11)))*{iter_0#11 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#6)*{iter_0#6 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#14)*{iter_0#14 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#13)))*{iter_0#13 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#7)*{iter_0#7 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#16)*{iter_0#16 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#15)))*{iter_0#15 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#8)*{iter_0#8 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#18)*{iter_0#18 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#17)))*{iter_0#17 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#9)*{iter_0#9 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#20)*{iter_0#20 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#19)))*{iter_0#19 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#10)*{iter_0#10 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#22)*{iter_0#22 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#21)))*{iter_0#21 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#11)*{iter_0#11 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#24)*{iter_0#24 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#23)))*{iter_0#23 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#12)*{iter_0#12 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#26)*{iter_0#26 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#25)))*{iter_0#25 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#13)*{iter_0#13 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#28)*{iter_0#28 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#27)))*{iter_0#27 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#14)*{iter_0#14 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iadd_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iadd_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ADD_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iadd_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iadd_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SUB_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $isub_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $isub_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SUB_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $isub_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $isub_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, MUL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $imul_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $imul_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, MUL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $imul_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $imul_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#30)*{iter_0#30 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#29)))*{iter_0#29 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#15)*{iter_0#15 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#32)*{iter_0#32 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#31)))*{iter_0#31 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#16)*{iter_0#16 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#34)*{iter_0#34 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#33)))*{iter_0#33 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#17)*{iter_0#17 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#36)*{iter_0#36 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#35)))*{iter_0#35 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#18)*{iter_0#18 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, AND_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iand_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iand_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, AND_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iand_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iand_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, OR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ior_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ior_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, OR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ior_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ior_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, XOR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ixor_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ixor_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, XOR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ixor_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ixor_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishl_($sizenn($numtype_addrtype(I32_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ishl_($sizenn($numtype_addrtype(I32_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishl_($sizenn($numtype_addrtype(I64_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ishl_($sizenn($numtype_addrtype(I64_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHR_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishr_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ishr_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHR_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishr_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ishr_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotl_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $irotl_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotl_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $irotl_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotr_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $irotr_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotr_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $irotr_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#38)*{iter_0#38 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#37)))*{iter_0#37 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#19)*{iter_0#19 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#40)*{iter_0#40 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#39)))*{iter_0#39 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#20)*{iter_0#20 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#42)*{iter_0#42 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#41)))*{iter_0#41 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#21)*{iter_0#21 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#44)*{iter_0#44 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#43)))*{iter_0#43 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#22)*{iter_0#22 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#46)*{iter_0#46 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#45)))*{iter_0#45 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#23)*{iter_0#23 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#48)*{iter_0#48 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#47)))*{iter_0#47 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#24)*{iter_0#24 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#50)*{iter_0#50 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#49)))*{iter_0#49 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#25)*{iter_0#25 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#52)*{iter_0#52 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#51)))*{iter_0#51 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#26)*{iter_0#26 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#54)*{iter_0#54 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#53)))*{iter_0#53 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#27)*{iter_0#27 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#56)*{iter_0#56 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#55)))*{iter_0#55 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#28)*{iter_0#28 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#58)*{iter_0#58 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#57)))*{iter_0#57 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#29)*{iter_0#29 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#60)*{iter_0#60 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#59)))*{iter_0#59 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#30)*{iter_0#30 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#62)*{iter_0#62 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#61)))*{iter_0#61 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#31)*{iter_0#31 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#64)*{iter_0#64 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#63)))*{iter_0#63 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#32)*{iter_0#32 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8731,124 +9466,108 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#66)*{iter_0#66 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#65)))*{iter_0#65 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#33)*{iter_0#33 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#68)*{iter_0#68 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#67)))*{iter_0#67 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#34)*{iter_0#34 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#70)*{iter_0#70 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#69)))*{iter_0#69 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#35)*{iter_0#35 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#72)*{iter_0#72 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#71)))*{iter_0#71 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#36)*{iter_0#36 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#74)*{iter_0#74 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#73)))*{iter_0#73 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#37)*{iter_0#37 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#76)*{iter_0#76 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#75)))*{iter_0#75 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#38)*{iter_0#38 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#78)*{iter_0#78 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#77)))*{iter_0#77 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#39)*{iter_0#39 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#80)*{iter_0#80 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#79)))*{iter_0#79 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#40)*{iter_0#40 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#82)*{iter_0#82 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#81)))*{iter_0#81 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#41)*{iter_0#41 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#84)*{iter_0#84 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#83)))*{iter_0#83 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#42)*{iter_0#42 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#86)*{iter_0#86 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#85)))*{iter_0#85 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#43)*{iter_0#43 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#88)*{iter_0#88 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#87)))*{iter_0#87 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#44)*{iter_0#44 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#90)*{iter_0#90 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#89)))*{iter_0#89 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#45)*{iter_0#45 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#92)*{iter_0#92 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#91)))*{iter_0#91 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#46)*{iter_0#46 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#94)*{iter_0#94 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#93)))*{iter_0#93 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#47)*{iter_0#47 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#96)*{iter_0#96 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#95)))*{iter_0#95 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#48)*{iter_0#48 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I32_Inn), $numtype_Fnn(F32_Fnn), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size($numtype_addrtype(I32_Inn)) = $size($numtype_Fnn(F32_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I64_Inn), $numtype_Fnn(F32_Fnn), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size($numtype_addrtype(I64_Inn)) = $size($numtype_Fnn(F32_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I32_Inn), $numtype_Fnn(F64_Fnn), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size($numtype_addrtype(I32_Inn)) = $size($numtype_Fnn(F64_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I64_Inn), $numtype_Fnn(F64_Fnn), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size($numtype_addrtype(I64_Inn)) = $size($numtype_Fnn(F64_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F32_Fnn), $numtype_addrtype(I32_Inn), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F32_Fnn)) = $size($numtype_addrtype(I32_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F64_Fnn), $numtype_addrtype(I32_Inn), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F64_Fnn)) = $size($numtype_addrtype(I32_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F32_Fnn), $numtype_addrtype(I64_Inn), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F32_Fnn)) = $size($numtype_addrtype(I64_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F64_Fnn), $numtype_addrtype(I64_Inn), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F64_Fnn)) = $size($numtype_addrtype(I64_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -9061,458 +9780,582 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c#1*{c#1 <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c#2*{c#2 <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else (if ($signed_(N, $proj_uN_0(i).0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[($proj_uN_0(i).0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#5)*{c#5 <- `c*`})]
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#4)*{c#4 <- `c*`})]
     -- let{`c_1*` : lane_*} c_1#1*{c_1#1 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c#3*{c#3 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#2)))*{c_1#2 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#5))*{iter#5 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#3)))))*{c_1#3 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#4)))*{c#4 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#8)*{c#8 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#3*{c_1#3 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#6*{c#6 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#4)))*{c_1#4 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#6)*{c#6 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#4*{c_1#4 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#5*{c#5 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#5)))*{c_1#5 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#6))*{iter#6 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#6)))))*{c_1#6 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#7)))*{c#7 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#11)*{c#11 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#5*{c_1#5 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#9*{c#9 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#6)))*{c_1#6 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#8)*{c#8 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#7*{c_1#7 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#7*{c#7 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#8)))*{c_1#8 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#7))*{iter#7 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#9)))))*{c_1#9 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#10)))*{c#10 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#14)*{c#14 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#7*{c_1#7 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#12*{c#12 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#8)))*{c_1#8 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#10)*{c#10 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#10*{c_1#10 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#9*{c#9 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#11)))*{c_1#11 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#8))*{iter#8 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#12)))))*{c_1#12 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#13)))*{c#13 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#16*{c#16 <- `c*#2`})*{`c*#2` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#9*{c_1#9 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#15*{c#15 <- `c*#1`}*{`c*#1` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#97))*{iter_0#97 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#10)))))}*{c_1#10 <- `c_1*`})
+  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#12*{c#12 <- `c*#2`})*{`c*#2` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#13*{c_1#13 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#11*{c#11 <- `c*#1`}*{`c*#1` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#49))*{iter_0#49 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#14)))))}*{c_1#14 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#9))*{iter#9 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter#11))*{iter#11 <- iter#10}*{iter#10 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#50))*{iter_0#50 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#15)))))}*{c_1#15 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter#12))*{iter#12 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#16)))))}*{c_1#16 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#98))))*{iter_0#98 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#11)))))}*{c_1#11 <- `c_1*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#18*{c#18 <- `c*#4`})*{`c*#4` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#12*{c_1#12 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#17*{c#17 <- `c*#3`}*{`c*#3` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#99))*{iter_0#99 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#13)))))}*{c_1#13 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#51))))*{iter_0#51 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#17)))))}*{c_1#17 <- `c_1*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#14*{c#14 <- `c*#4`})*{`c*#4` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#18*{c_1#18 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#13*{c#13 <- `c*#3`}*{`c*#3` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#52))*{iter_0#52 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#19)))))}*{c_1#19 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#13))*{iter#13 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter#15))*{iter#15 <- iter#14}*{iter#14 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#53))*{iter_0#53 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#20)))))}*{c_1#20 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter#16))*{iter#16 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#21)))))}*{c_1#21 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#100))))*{iter_0#100 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#14)))))}*{c_1#14 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#54))))*{iter_0#54 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#22)))))}*{c_1#22 <- `c_1*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#21)*{c#21 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#15*{c_1#15 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#16)*{c#16 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#23*{c_1#23 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2#1*{c_2#1 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#19*{c#19 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#16)), !($proj_lane__2(c_2#2)))*{c_1#16 <- `c_1*`, c_2#2 <- `c_2*`}
+    -- let{`c*` : iN*} c#15*{c#15 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#24)), !($proj_lane__2(c_2#2)))*{c_1#24 <- `c_1*`, c_2#2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#17))*{iter#17 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#18))*{iter#18 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#25)), !($proj_lane__2(c_2#3)))))*{c_1#25 <- `c_1*`, c_2#3 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#20)))*{c#20 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#24)*{c#24 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#17*{c_1#17 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#3*{c_2#3 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#22*{c#22 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#18)), !($proj_lane__2(c_2#4)))*{c_1#18 <- `c_1*`, c_2#4 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#18)*{c#18 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#26*{c_1#26 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#4*{c_2#4 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#17*{c#17 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#27)), !($proj_lane__2(c_2#5)))*{c_1#27 <- `c_1*`, c_2#5 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#19))*{iter#19 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#20))*{iter#20 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#28)), !($proj_lane__2(c_2#6)))))*{c_1#28 <- `c_1*`, c_2#6 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#23)))*{c#23 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#27)*{c#27 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#19*{c_1#19 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#5*{c_2#5 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#25*{c#25 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#20)), !($proj_lane__2(c_2#6)))*{c_1#20 <- `c_1*`, c_2#6 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#20)*{c#20 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#29*{c_1#29 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#7*{c_2#7 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#19*{c#19 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#30)), !($proj_lane__2(c_2#8)))*{c_1#30 <- `c_1*`, c_2#8 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#21))*{iter#21 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#22))*{iter#22 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#31)), !($proj_lane__2(c_2#9)))))*{c_1#31 <- `c_1*`, c_2#9 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#26)))*{c#26 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#30)*{c#30 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#21*{c_1#21 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#7*{c_2#7 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#28*{c#28 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#22)), !($proj_lane__2(c_2#8)))*{c_1#22 <- `c_1*`, c_2#8 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#22)*{c#22 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#32*{c_1#32 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#10*{c_2#10 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#21*{c#21 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#33)), !($proj_lane__2(c_2#11)))*{c_1#33 <- `c_1*`, c_2#11 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#23))*{iter#23 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#24))*{iter#24 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#34)), !($proj_lane__2(c_2#12)))))*{c_1#34 <- `c_1*`, c_2#12 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#29)))*{c#29 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#33)*{c#33 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#23*{c_1#23 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#9*{c_2#9 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#31*{c#31 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#24)), !($proj_lane__2(c_2#10)))*{c_1#24 <- `c_1*`, c_2#10 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#24)*{c#24 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#35*{c_1#35 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#13*{c_2#13 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#23*{c#23 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#36)), !($proj_lane__2(c_2#14)))*{c_1#36 <- `c_1*`, c_2#14 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#25))*{iter#25 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#26))*{iter#26 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#37)), !($proj_lane__2(c_2#15)))))*{c_1#37 <- `c_1*`, c_2#15 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#32)))*{c#32 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#36)*{c#36 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#25*{c_1#25 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#11*{c_2#11 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#34*{c#34 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#26)), !($proj_lane__2(c_2#12)))*{c_1#26 <- `c_1*`, c_2#12 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#26)*{c#26 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#38*{c_1#38 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#16*{c_2#16 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#25*{c#25 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#39)), !($proj_lane__2(c_2#17)))*{c_1#39 <- `c_1*`, c_2#17 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#27))*{iter#27 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#28))*{iter#28 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#40)), !($proj_lane__2(c_2#18)))))*{c_1#40 <- `c_1*`, c_2#18 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#35)))*{c#35 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#39)*{c#39 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#27*{c_1#27 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#13*{c_2#13 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#37*{c#37 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#28)), !($proj_lane__2(c_2#14)))*{c_1#28 <- `c_1*`, c_2#14 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#28)*{c#28 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#41*{c_1#41 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#19*{c_2#19 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#27*{c#27 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#42)), !($proj_lane__2(c_2#20)))*{c_1#42 <- `c_1*`, c_2#20 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#29))*{iter#29 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#30))*{iter#30 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#43)), !($proj_lane__2(c_2#21)))))*{c_1#43 <- `c_1*`, c_2#21 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#38)))*{c#38 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#42)*{c#42 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#29*{c_1#29 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#15*{c_2#15 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#40*{c#40 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#30)), !($proj_lane__2(c_2#16)))*{c_1#30 <- `c_1*`, c_2#16 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#30)*{c#30 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#44*{c_1#44 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#22*{c_2#22 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#29*{c#29 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#45)), !($proj_lane__2(c_2#23)))*{c_1#45 <- `c_1*`, c_2#23 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#31))*{iter#31 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#32))*{iter#32 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#46)), !($proj_lane__2(c_2#24)))))*{c_1#46 <- `c_1*`, c_2#24 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#41)))*{c#41 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#44*{c#44 <- `c*#6`})*{`c*#6` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#31*{c_1#31 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#17*{c_2#17 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#43*{c#43 <- `c*#5`}*{`c*#5` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#101)*{iter_0#101 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#32)), !($proj_lane__2(c_2#18)))}*{c_1#32 <- `c_1*`, c_2#18 <- `c_2*`})
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#32*{c#32 <- `c*#6`})*{`c*#6` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#47*{c_1#47 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#25*{c_2#25 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#31*{c#31 <- `c*#5`}*{`c*#5` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#55)*{iter_0#55 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#48)), !($proj_lane__2(c_2#26)))}*{c_1#48 <- `c_1*`, c_2#26 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#33))*{iter#33 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#34))*{iter#34 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), iter#36))*{iter#36 <- iter#35}*{iter#35 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#56)*{iter_0#56 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#49)), !($proj_lane__2(c_2#27)))}*{c_1#49 <- `c_1*`, c_2#27 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#37))*{iter#37 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#50)), !($proj_lane__2(c_2#28)))}*{c_1#50 <- `c_1*`, c_2#28 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#102)))*{iter_0#102 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#33)), !($proj_lane__2(c_2#19)))}*{c_1#33 <- `c_1*`, c_2#19 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#57)))*{iter_0#57 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#51)), !($proj_lane__2(c_2#29)))}*{c_1#51 <- `c_1*`, c_2#29 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#46*{c#46 <- `c*#8`})*{`c*#8` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#34*{c_1#34 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#20*{c_2#20 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#45*{c#45 <- `c*#7`}*{`c*#7` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#103)*{iter_0#103 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#35)), !($proj_lane__2(c_2#21)))}*{c_1#35 <- `c_1*`, c_2#21 <- `c_2*`})
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#34*{c#34 <- `c*#8`})*{`c*#8` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#52*{c_1#52 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#30*{c_2#30 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#33*{c#33 <- `c*#7`}*{`c*#7` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#58)*{iter_0#58 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#53)), !($proj_lane__2(c_2#31)))}*{c_1#53 <- `c_1*`, c_2#31 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#38))*{iter#38 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#39))*{iter#39 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), iter#41))*{iter#41 <- iter#40}*{iter#40 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#59)*{iter_0#59 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#54)), !($proj_lane__2(c_2#32)))}*{c_1#54 <- `c_1*`, c_2#32 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#42))*{iter#42 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#55)), !($proj_lane__2(c_2#33)))}*{c_1#55 <- `c_1*`, c_2#33 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#104)))*{iter_0#104 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#36)), !($proj_lane__2(c_2#22)))}*{c_1#36 <- `c_1*`, c_2#22 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#48*{c#48 <- `c*#10`})*{`c*#10` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#37*{c_1#37 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#23*{c_2#23 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#47*{c#47 <- `c*#9`}*{`c*#9` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#105)*{iter_0#105 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#38)), !($proj_lane__2(c_2#24)))}*{c_1#38 <- `c_1*`, c_2#24 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#60)))*{iter_0#60 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#56)), !($proj_lane__2(c_2#34)))}*{c_1#56 <- `c_1*`, c_2#34 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#36*{c#36 <- `c*#10`})*{`c*#10` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#57*{c_1#57 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#35*{c_2#35 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#35*{c#35 <- `c*#9`}*{`c*#9` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#61)*{iter_0#61 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#58)), !($proj_lane__2(c_2#36)))}*{c_1#58 <- `c_1*`, c_2#36 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#43))*{iter#43 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#44))*{iter#44 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), iter#46))*{iter#46 <- iter#45}*{iter#45 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#62)*{iter_0#62 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#59)), !($proj_lane__2(c_2#37)))}*{c_1#59 <- `c_1*`, c_2#37 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#47))*{iter#47 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#60)), !($proj_lane__2(c_2#38)))}*{c_1#60 <- `c_1*`, c_2#38 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#106)))*{iter_0#106 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#39)), !($proj_lane__2(c_2#25)))}*{c_1#39 <- `c_1*`, c_2#25 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#50*{c#50 <- `c*#12`})*{`c*#12` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#40*{c_1#40 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#26*{c_2#26 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#49*{c#49 <- `c*#11`}*{`c*#11` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#107)*{iter_0#107 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#41)), !($proj_lane__2(c_2#27)))}*{c_1#41 <- `c_1*`, c_2#27 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#63)))*{iter_0#63 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#61)), !($proj_lane__2(c_2#39)))}*{c_1#61 <- `c_1*`, c_2#39 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#38*{c#38 <- `c*#12`})*{`c*#12` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#62*{c_1#62 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#40*{c_2#40 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#37*{c#37 <- `c*#11`}*{`c*#11` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#64)*{iter_0#64 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#63)), !($proj_lane__2(c_2#41)))}*{c_1#63 <- `c_1*`, c_2#41 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#48))*{iter#48 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#49))*{iter#49 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), iter#51))*{iter#51 <- iter#50}*{iter#50 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#65)*{iter_0#65 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#64)), !($proj_lane__2(c_2#42)))}*{c_1#64 <- `c_1*`, c_2#42 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#52))*{iter#52 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#65)), !($proj_lane__2(c_2#43)))}*{c_1#65 <- `c_1*`, c_2#43 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#108)))*{iter_0#108 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#42)), !($proj_lane__2(c_2#28)))}*{c_1#42 <- `c_1*`, c_2#28 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#66)))*{iter_0#66 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#66)), !($proj_lane__2(c_2#44)))}*{c_1#66 <- `c_1*`, c_2#44 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#52*{c#52 <- `c*#14`})*{`c*#14` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#43*{c_1#43 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#29*{c_2#29 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#51*{c#51 <- `c*#13`}*{`c*#13` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#109))*{iter_0#109 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#44)))), !($proj_num__1(!($proj_lane__0(c_2#30)))))}*{c_1#44 <- `c_1*`, c_2#30 <- `c_2*`})
+  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#40*{c#40 <- `c*#14`})*{`c*#14` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#67*{c_1#67 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#45*{c_2#45 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#39*{c#39 <- `c*#13`}*{`c*#13` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#67))*{iter_0#67 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#68)))), !($proj_num__1(!($proj_lane__0(c_2#46)))))}*{c_1#68 <- `c_1*`, c_2#46 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#53))*{iter#53 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#54))*{iter#54 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter#56))*{iter#56 <- iter#55}*{iter#55 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#68))*{iter_0#68 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#69)))), !($proj_num__1(!($proj_lane__0(c_2#47)))))}*{c_1#69 <- `c_1*`, c_2#47 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter#57))*{iter#57 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#70)))), !($proj_num__1(!($proj_lane__0(c_2#48)))))}*{c_1#70 <- `c_1*`, c_2#48 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#110))))*{iter_0#110 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#45)))), !($proj_num__1(!($proj_lane__0(c_2#31)))))}*{c_1#45 <- `c_1*`, c_2#31 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#69))))*{iter_0#69 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#71)))), !($proj_num__1(!($proj_lane__0(c_2#49)))))}*{c_1#71 <- `c_1*`, c_2#49 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#54*{c#54 <- `c*#16`})*{`c*#16` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#46*{c_1#46 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#32*{c_2#32 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#53*{c#53 <- `c*#15`}*{`c*#15` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#111))*{iter_0#111 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#47)))), !($proj_num__1(!($proj_lane__0(c_2#33)))))}*{c_1#47 <- `c_1*`, c_2#33 <- `c_2*`})
+  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#42*{c#42 <- `c*#16`})*{`c*#16` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#72*{c_1#72 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#50*{c_2#50 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#41*{c#41 <- `c*#15`}*{`c*#15` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#70))*{iter_0#70 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#73)))), !($proj_num__1(!($proj_lane__0(c_2#51)))))}*{c_1#73 <- `c_1*`, c_2#51 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#58))*{iter#58 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#59))*{iter#59 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter#61))*{iter#61 <- iter#60}*{iter#60 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#71))*{iter_0#71 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#74)))), !($proj_num__1(!($proj_lane__0(c_2#52)))))}*{c_1#74 <- `c_1*`, c_2#52 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter#62))*{iter#62 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#75)))), !($proj_num__1(!($proj_lane__0(c_2#53)))))}*{c_1#75 <- `c_1*`, c_2#53 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#112))))*{iter_0#112 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#48)))), !($proj_num__1(!($proj_lane__0(c_2#34)))))}*{c_1#48 <- `c_1*`, c_2#34 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#72))))*{iter_0#72 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#76)))), !($proj_num__1(!($proj_lane__0(c_2#54)))))}*{c_1#76 <- `c_1*`, c_2#54 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#56*{c#56 <- `c*#18`})*{`c*#18` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#49*{c_1#49 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#35*{c_2#35 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#44*{c#44 <- `c*#18`})*{`c*#18` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#77*{c_1#77 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#55*{c_2#55 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3#1*{c_3#1 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#55*{c#55 <- `c*#17`}*{`c*#17` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#113)*{iter_0#113 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#50)), !($proj_lane__2(c_2#36)), !($proj_lane__2(c_3#2)))}*{c_1#50 <- `c_1*`, c_2#36 <- `c_2*`, c_3#2 <- `c_3*`})
+    -- let{`c**` : lane_**} c#43*{c#43 <- `c*#17`}*{`c*#17` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#73)*{iter_0#73 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#78)), !($proj_lane__2(c_2#56)), !($proj_lane__2(c_3#2)))}*{c_1#78 <- `c_1*`, c_2#56 <- `c_2*`, c_3#2 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#63))*{iter#63 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#64))*{iter#64 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#65))*{iter#65 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), iter#67))*{iter#67 <- iter#66}*{iter#66 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#74)*{iter_0#74 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#79)), !($proj_lane__2(c_2#57)), !($proj_lane__2(c_3#3)))}*{c_1#79 <- `c_1*`, c_2#57 <- `c_2*`, c_3#3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#68))*{iter#68 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#80)), !($proj_lane__2(c_2#58)), !($proj_lane__2(c_3#4)))}*{c_1#80 <- `c_1*`, c_2#58 <- `c_2*`, c_3#4 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#114)))*{iter_0#114 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#51)), !($proj_lane__2(c_2#37)), !($proj_lane__2(c_3#3)))}*{c_1#51 <- `c_1*`, c_2#37 <- `c_2*`, c_3#3 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#75)))*{iter_0#75 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#81)), !($proj_lane__2(c_2#59)), !($proj_lane__2(c_3#5)))}*{c_1#81 <- `c_1*`, c_2#59 <- `c_2*`, c_3#5 <- `c_3*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#58*{c#58 <- `c*#20`})*{`c*#20` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#52*{c_1#52 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#38*{c_2#38 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#4*{c_3#4 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#57*{c#57 <- `c*#19`}*{`c*#19` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#115)*{iter_0#115 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#53)), !($proj_lane__2(c_2#39)), !($proj_lane__2(c_3#5)))}*{c_1#53 <- `c_1*`, c_2#39 <- `c_2*`, c_3#5 <- `c_3*`})
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#46*{c#46 <- `c*#20`})*{`c*#20` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#82*{c_1#82 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#60*{c_2#60 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#6*{c_3#6 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#45*{c#45 <- `c*#19`}*{`c*#19` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#76)*{iter_0#76 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#83)), !($proj_lane__2(c_2#61)), !($proj_lane__2(c_3#7)))}*{c_1#83 <- `c_1*`, c_2#61 <- `c_2*`, c_3#7 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#69))*{iter#69 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#70))*{iter#70 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#71))*{iter#71 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), iter#73))*{iter#73 <- iter#72}*{iter#72 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#77)*{iter_0#77 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#84)), !($proj_lane__2(c_2#62)), !($proj_lane__2(c_3#8)))}*{c_1#84 <- `c_1*`, c_2#62 <- `c_2*`, c_3#8 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#74))*{iter#74 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#85)), !($proj_lane__2(c_2#63)), !($proj_lane__2(c_3#9)))}*{c_1#85 <- `c_1*`, c_2#63 <- `c_2*`, c_3#9 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#116)))*{iter_0#116 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#54)), !($proj_lane__2(c_2#40)), !($proj_lane__2(c_3#6)))}*{c_1#54 <- `c_1*`, c_2#40 <- `c_2*`, c_3#6 <- `c_3*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#60*{c#60 <- `c*#22`})*{`c*#22` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#55*{c_1#55 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#41*{c_2#41 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#7*{c_3#7 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#59*{c#59 <- `c*#21`}*{`c*#21` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#117)*{iter_0#117 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#56)), !($proj_lane__2(c_2#42)), !($proj_lane__2(c_3#8)))}*{c_1#56 <- `c_1*`, c_2#42 <- `c_2*`, c_3#8 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#78)))*{iter_0#78 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#86)), !($proj_lane__2(c_2#64)), !($proj_lane__2(c_3#10)))}*{c_1#86 <- `c_1*`, c_2#64 <- `c_2*`, c_3#10 <- `c_3*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#48*{c#48 <- `c*#22`})*{`c*#22` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#87*{c_1#87 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#65*{c_2#65 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#11*{c_3#11 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#47*{c#47 <- `c*#21`}*{`c*#21` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#79)*{iter_0#79 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#88)), !($proj_lane__2(c_2#66)), !($proj_lane__2(c_3#12)))}*{c_1#88 <- `c_1*`, c_2#66 <- `c_2*`, c_3#12 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#75))*{iter#75 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#76))*{iter#76 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#77))*{iter#77 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), iter#79))*{iter#79 <- iter#78}*{iter#78 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#80)*{iter_0#80 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#89)), !($proj_lane__2(c_2#67)), !($proj_lane__2(c_3#13)))}*{c_1#89 <- `c_1*`, c_2#67 <- `c_2*`, c_3#13 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#80))*{iter#80 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#90)), !($proj_lane__2(c_2#68)), !($proj_lane__2(c_3#14)))}*{c_1#90 <- `c_1*`, c_2#68 <- `c_2*`, c_3#14 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#118)))*{iter_0#118 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#57)), !($proj_lane__2(c_2#43)), !($proj_lane__2(c_3#9)))}*{c_1#57 <- `c_1*`, c_2#43 <- `c_2*`, c_3#9 <- `c_3*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#62*{c#62 <- `c*#24`})*{`c*#24` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#58*{c_1#58 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#44*{c_2#44 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#10*{c_3#10 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#61*{c#61 <- `c*#23`}*{`c*#23` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#119)*{iter_0#119 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#59)), !($proj_lane__2(c_2#45)), !($proj_lane__2(c_3#11)))}*{c_1#59 <- `c_1*`, c_2#45 <- `c_2*`, c_3#11 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#81)))*{iter_0#81 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#91)), !($proj_lane__2(c_2#69)), !($proj_lane__2(c_3#15)))}*{c_1#91 <- `c_1*`, c_2#69 <- `c_2*`, c_3#15 <- `c_3*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#50*{c#50 <- `c*#24`})*{`c*#24` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#92*{c_1#92 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#70*{c_2#70 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#16*{c_3#16 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#49*{c#49 <- `c*#23`}*{`c*#23` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#82)*{iter_0#82 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#93)), !($proj_lane__2(c_2#71)), !($proj_lane__2(c_3#17)))}*{c_1#93 <- `c_1*`, c_2#71 <- `c_2*`, c_3#17 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#81))*{iter#81 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#82))*{iter#82 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#83))*{iter#83 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), iter#85))*{iter#85 <- iter#84}*{iter#84 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#83)*{iter_0#83 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#94)), !($proj_lane__2(c_2#72)), !($proj_lane__2(c_3#18)))}*{c_1#94 <- `c_1*`, c_2#72 <- `c_2*`, c_3#18 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#86))*{iter#86 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#95)), !($proj_lane__2(c_2#73)), !($proj_lane__2(c_3#19)))}*{c_1#95 <- `c_1*`, c_2#73 <- `c_2*`, c_3#19 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#120)))*{iter_0#120 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#60)), !($proj_lane__2(c_2#46)), !($proj_lane__2(c_3#12)))}*{c_1#60 <- `c_1*`, c_2#46 <- `c_2*`, c_3#12 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#84)))*{iter_0#84 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#96)), !($proj_lane__2(c_2#74)), !($proj_lane__2(c_3#20)))}*{c_1#96 <- `c_1*`, c_2#74 <- `c_2*`, c_3#20 <- `c_3*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#64*{c#64 <- `c*#26`})*{`c*#26` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#61*{c_1#61 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#47*{c_2#47 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#13*{c_3#13 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#63*{c#63 <- `c*#25`}*{`c*#25` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#121))*{iter_0#121 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#62)))), !($proj_num__1(!($proj_lane__0(c_2#48)))), !($proj_num__1(!($proj_lane__0(c_3#14)))))}*{c_1#62 <- `c_1*`, c_2#48 <- `c_2*`, c_3#14 <- `c_3*`})
+  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#52*{c#52 <- `c*#26`})*{`c*#26` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#97*{c_1#97 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#75*{c_2#75 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#21*{c_3#21 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#51*{c#51 <- `c*#25`}*{`c*#25` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#85))*{iter_0#85 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#98)))), !($proj_num__1(!($proj_lane__0(c_2#76)))), !($proj_num__1(!($proj_lane__0(c_3#22)))))}*{c_1#98 <- `c_1*`, c_2#76 <- `c_2*`, c_3#22 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#87))*{iter#87 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#88))*{iter#88 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#89))*{iter#89 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter#91))*{iter#91 <- iter#90}*{iter#90 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#86))*{iter_0#86 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#99)))), !($proj_num__1(!($proj_lane__0(c_2#77)))), !($proj_num__1(!($proj_lane__0(c_3#23)))))}*{c_1#99 <- `c_1*`, c_2#77 <- `c_2*`, c_3#23 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter#92))*{iter#92 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#100)))), !($proj_num__1(!($proj_lane__0(c_2#78)))), !($proj_num__1(!($proj_lane__0(c_3#24)))))}*{c_1#100 <- `c_1*`, c_2#78 <- `c_2*`, c_3#24 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#122))))*{iter_0#122 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#63)))), !($proj_num__1(!($proj_lane__0(c_2#49)))), !($proj_num__1(!($proj_lane__0(c_3#15)))))}*{c_1#63 <- `c_1*`, c_2#49 <- `c_2*`, c_3#15 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#87))))*{iter_0#87 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#101)))), !($proj_num__1(!($proj_lane__0(c_2#79)))), !($proj_num__1(!($proj_lane__0(c_3#25)))))}*{c_1#101 <- `c_1*`, c_2#79 <- `c_2*`, c_3#25 <- `c_3*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#66*{c#66 <- `c*#28`})*{`c*#28` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#64*{c_1#64 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#50*{c_2#50 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#16*{c_3#16 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#65*{c#65 <- `c*#27`}*{`c*#27` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#123))*{iter_0#123 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#65)))), !($proj_num__1(!($proj_lane__0(c_2#51)))), !($proj_num__1(!($proj_lane__0(c_3#17)))))}*{c_1#65 <- `c_1*`, c_2#51 <- `c_2*`, c_3#17 <- `c_3*`})
+  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#54*{c#54 <- `c*#28`})*{`c*#28` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#102*{c_1#102 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#80*{c_2#80 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#26*{c_3#26 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#53*{c#53 <- `c*#27`}*{`c*#27` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#88))*{iter_0#88 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#103)))), !($proj_num__1(!($proj_lane__0(c_2#81)))), !($proj_num__1(!($proj_lane__0(c_3#27)))))}*{c_1#103 <- `c_1*`, c_2#81 <- `c_2*`, c_3#27 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#93))*{iter#93 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#94))*{iter#94 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#95))*{iter#95 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter#97))*{iter#97 <- iter#96}*{iter#96 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#89))*{iter_0#89 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#104)))), !($proj_num__1(!($proj_lane__0(c_2#82)))), !($proj_num__1(!($proj_lane__0(c_3#28)))))}*{c_1#104 <- `c_1*`, c_2#82 <- `c_2*`, c_3#28 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter#98))*{iter#98 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#105)))), !($proj_num__1(!($proj_lane__0(c_2#83)))), !($proj_num__1(!($proj_lane__0(c_3#29)))))}*{c_1#105 <- `c_1*`, c_2#83 <- `c_2*`, c_3#29 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#124))))*{iter_0#124 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#66)))), !($proj_num__1(!($proj_lane__0(c_2#52)))), !($proj_num__1(!($proj_lane__0(c_3#18)))))}*{c_1#66 <- `c_1*`, c_2#52 <- `c_2*`, c_3#18 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#90))))*{iter_0#90 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#106)))), !($proj_num__1(!($proj_lane__0(c_2#84)))), !($proj_num__1(!($proj_lane__0(c_3#30)))))}*{c_1#106 <- `c_1*`, c_2#84 <- `c_2*`, c_3#30 <- `c_3*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#69)*{c#69 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#67*{c_1#67 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#53*{c_2#53 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#67*{c#67 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#68)), !($proj_lane__2(c_2#54)))).0))*{c_1#68 <- `c_1*`, c_2#54 <- `c_2*`}
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#56)*{c#56 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#107*{c_1#107 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#85*{c_2#85 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#55*{c#55 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#108)), !($proj_lane__2(c_2#86)))).0))*{c_1#108 <- `c_1*`, c_2#86 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#99))*{iter#99 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#100))*{iter#100 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#109)), !($proj_lane__2(c_2#87)))).0))))*{c_1#109 <- `c_1*`, c_2#87 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#68)))*{c#68 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#69)), !($proj_lane__2(c_2#55)))).0)))*{c_1#69 <- `c_1*`, c_2#55 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#72)*{c#72 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#70*{c_1#70 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#56*{c_2#56 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#70*{c#70 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#71)), !($proj_lane__2(c_2#57)))).0))*{c_1#71 <- `c_1*`, c_2#57 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#110)), !($proj_lane__2(c_2#88)))).0)))*{c_1#110 <- `c_1*`, c_2#88 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#58)*{c#58 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#111*{c_1#111 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#89*{c_2#89 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#57*{c#57 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#112)), !($proj_lane__2(c_2#90)))).0))*{c_1#112 <- `c_1*`, c_2#90 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#101))*{iter#101 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#102))*{iter#102 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#113)), !($proj_lane__2(c_2#91)))).0))))*{c_1#113 <- `c_1*`, c_2#91 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#71)))*{c#71 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#72)), !($proj_lane__2(c_2#58)))).0)))*{c_1#72 <- `c_1*`, c_2#58 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#75)*{c#75 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#73*{c_1#73 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#59*{c_2#59 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#73*{c#73 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#74)), !($proj_lane__2(c_2#60)))).0))*{c_1#74 <- `c_1*`, c_2#60 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#114)), !($proj_lane__2(c_2#92)))).0)))*{c_1#114 <- `c_1*`, c_2#92 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#60)*{c#60 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#115*{c_1#115 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#93*{c_2#93 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#59*{c#59 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#116)), !($proj_lane__2(c_2#94)))).0))*{c_1#116 <- `c_1*`, c_2#94 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#103))*{iter#103 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#104))*{iter#104 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#117)), !($proj_lane__2(c_2#95)))).0))))*{c_1#117 <- `c_1*`, c_2#95 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#74)))*{c#74 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#75)), !($proj_lane__2(c_2#61)))).0)))*{c_1#75 <- `c_1*`, c_2#61 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#118)), !($proj_lane__2(c_2#96)))).0)))*{c_1#118 <- `c_1*`, c_2#96 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#78)*{c#78 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#76*{c_1#76 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#62*{c_2#62 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#76*{c#76 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#77)), !($proj_lane__2(c_2#63)))).0))*{c_1#77 <- `c_1*`, c_2#63 <- `c_2*`}
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#62)*{c#62 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#119*{c_1#119 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#97*{c_2#97 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#61*{c#61 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#120)), !($proj_lane__2(c_2#98)))).0))*{c_1#120 <- `c_1*`, c_2#98 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#105))*{iter#105 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#106))*{iter#106 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#121)), !($proj_lane__2(c_2#99)))).0))))*{c_1#121 <- `c_1*`, c_2#99 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#77)))*{c#77 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#78)), !($proj_lane__2(c_2#64)))).0)))*{c_1#78 <- `c_1*`, c_2#64 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#122)), !($proj_lane__2(c_2#100)))).0)))*{c_1#122 <- `c_1*`, c_2#100 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#81)*{c#81 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#79*{c_1#79 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#65*{c_2#65 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#79*{c#79 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#80)), !($proj_lane__2(c_2#66)))).0))*{c_1#80 <- `c_1*`, c_2#66 <- `c_2*`}
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#64)*{c#64 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#123*{c_1#123 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#101*{c_2#101 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#63*{c#63 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#124)), !($proj_lane__2(c_2#102)))).0))*{c_1#124 <- `c_1*`, c_2#102 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#107))*{iter#107 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#108))*{iter#108 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#125)), !($proj_lane__2(c_2#103)))).0))))*{c_1#125 <- `c_1*`, c_2#103 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#80)))*{c#80 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#81)), !($proj_lane__2(c_2#67)))).0)))*{c_1#81 <- `c_1*`, c_2#67 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#126)), !($proj_lane__2(c_2#104)))).0)))*{c_1#126 <- `c_1*`, c_2#104 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#84)*{c#84 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#82*{c_1#82 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#68*{c_2#68 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#82*{c#82 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#83)), !($proj_lane__2(c_2#69)))).0))*{c_1#83 <- `c_1*`, c_2#69 <- `c_2*`}
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#66)*{c#66 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#127*{c_1#127 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#105*{c_2#105 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#65*{c#65 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#128)), !($proj_lane__2(c_2#106)))).0))*{c_1#128 <- `c_1*`, c_2#106 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#109))*{iter#109 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#110))*{iter#110 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#129)), !($proj_lane__2(c_2#107)))).0))))*{c_1#129 <- `c_1*`, c_2#107 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#83)))*{c#83 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#84)), !($proj_lane__2(c_2#70)))).0)))*{c_1#84 <- `c_1*`, c_2#70 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#87)*{c#87 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#85*{c_1#85 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#71*{c_2#71 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#85*{c#85 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#86)), !($proj_lane__2(c_2#72)))).0))*{c_1#86 <- `c_1*`, c_2#72 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#130)), !($proj_lane__2(c_2#108)))).0)))*{c_1#130 <- `c_1*`, c_2#108 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#68)*{c#68 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#131*{c_1#131 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#109*{c_2#109 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#67*{c#67 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#132)), !($proj_lane__2(c_2#110)))).0))*{c_1#132 <- `c_1*`, c_2#110 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#111))*{iter#111 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#112))*{iter#112 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#133)), !($proj_lane__2(c_2#111)))).0))))*{c_1#133 <- `c_1*`, c_2#111 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#86)))*{c#86 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#87)), !($proj_lane__2(c_2#73)))).0)))*{c_1#87 <- `c_1*`, c_2#73 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#90)*{c#90 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#88*{c_1#88 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#74*{c_2#74 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#88*{c#88 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#89)), !($proj_lane__2(c_2#75)))).0))*{c_1#89 <- `c_1*`, c_2#75 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#134)), !($proj_lane__2(c_2#112)))).0)))*{c_1#134 <- `c_1*`, c_2#112 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#70)*{c#70 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#135*{c_1#135 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#113*{c_2#113 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#69*{c#69 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#136)), !($proj_lane__2(c_2#114)))).0))*{c_1#136 <- `c_1*`, c_2#114 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#113))*{iter#113 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#114))*{iter#114 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#137)), !($proj_lane__2(c_2#115)))).0))))*{c_1#137 <- `c_1*`, c_2#115 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#89)))*{c#89 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#90)), !($proj_lane__2(c_2#76)))).0)))*{c_1#90 <- `c_1*`, c_2#76 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#138)), !($proj_lane__2(c_2#116)))).0)))*{c_1#138 <- `c_1*`, c_2#116 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#93).0)))*{c#93 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#91*{c_1#91 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#77*{c_2#77 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#91*{c#91 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#92)))), !($proj_num__1(!($proj_lane__0(c_2#78)))))).0))*{c_1#92 <- `c_1*`, c_2#78 <- `c_2*`}
+  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#72).0)))*{c#72 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#139*{c_1#139 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#117*{c_2#117 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#71*{c#71 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#140)))), !($proj_num__1(!($proj_lane__0(c_2#118)))))).0))*{c_1#140 <- `c_1*`, c_2#118 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(F32_Fnn))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M))), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#92).0)))))*{c#92 <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#115))*{iter#115 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#116))*{iter#116 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size($numtype_Fnn(F32_Fnn)), $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#141)))), !($proj_num__1(!($proj_lane__0(c_2#119)))))).0))))*{c_1#141 <- `c_1*`, c_2#119 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#93)))), !($proj_num__1(!($proj_lane__0(c_2#79)))))).0)))*{c_1#93 <- `c_1*`, c_2#79 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#142)))), !($proj_num__1(!($proj_lane__0(c_2#120)))))).0)))*{c_1#142 <- `c_1*`, c_2#120 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#96).0)))*{c#96 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#94*{c_1#94 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#80*{c_2#80 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#94*{c#94 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#95)))), !($proj_num__1(!($proj_lane__0(c_2#81)))))).0))*{c_1#95 <- `c_1*`, c_2#81 <- `c_2*`}
+  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#74).0)))*{c#74 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#143*{c_1#143 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#121*{c_2#121 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#73*{c#73 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#144)))), !($proj_num__1(!($proj_lane__0(c_2#122)))))).0))*{c_1#144 <- `c_1*`, c_2#122 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(F64_Fnn))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M))), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#95).0)))))*{c#95 <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#117))*{iter#117 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#118))*{iter#118 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size($numtype_Fnn(F64_Fnn)), $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#145)))), !($proj_num__1(!($proj_lane__0(c_2#123)))))).0))))*{c_1#145 <- `c_1*`, c_2#123 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#96)))), !($proj_num__1(!($proj_lane__0(c_2#82)))))).0)))*{c_1#96 <- `c_1*`, c_2#82 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#146)))), !($proj_num__1(!($proj_lane__0(c_2#124)))))).0)))*{c_1#146 <- `c_1*`, c_2#124 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#99)*{c#99 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#97*{c_1#97 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#97*{c#97 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#98)), i)*{c_1#98 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#76)*{c#76 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#147*{c_1#147 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#75*{c#75 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#148)), i)*{c_1#148 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#119))*{iter#119 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#149)), i)))*{c_1#149 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#98)))*{c#98 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#102)*{c#102 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#99*{c_1#99 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#100*{c#100 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#100)), i)*{c_1#100 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#78)*{c#78 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#150*{c_1#150 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#77*{c#77 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#151)), i)*{c_1#151 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#120))*{iter#120 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#152)), i)))*{c_1#152 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#101)))*{c#101 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#105)*{c#105 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#101*{c_1#101 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#103*{c#103 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#102)), i)*{c_1#102 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#80)*{c#80 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#153*{c_1#153 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#79*{c#79 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#154)), i)*{c_1#154 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#121))*{iter#121 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#155)), i)))*{c_1#155 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#104)))*{c#104 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#108)*{c#108 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#103*{c_1#103 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#106*{c#106 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#104)), i)*{c_1#104 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#82)*{c#82 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#156*{c_1#156 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#81*{c#81 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#157)), i)*{c_1#157 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#122))*{iter#122 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#158)), i)))*{c_1#158 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#107)))*{c#107 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#111)*{c#111 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#105*{c_1#105 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#109*{c#109 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#106)), i)*{c_1#106 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#84)*{c#84 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#159*{c_1#159 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#83*{c#83 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#160)), i)*{c_1#160 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#123))*{iter#123 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#161)), i)))*{c_1#161 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#110)))*{c#110 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#114)*{c#114 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#107*{c_1#107 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#112*{c#112 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#108)), i)*{c_1#108 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#86)*{c#86 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#162*{c_1#162 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#85*{c#85 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#163)), i)*{c_1#163 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#124))*{iter#124 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#164)), i)))*{c_1#164 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#113)))*{c#113 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#117)*{c#117 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#109*{c_1#109 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#115*{c#115 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#110)), i)*{c_1#110 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#88)*{c#88 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#165*{c_1#165 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#87*{c#87 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#166)), i)*{c_1#166 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#125))*{iter#125 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#167)), i)))*{c_1#167 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#116)))*{c#116 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#120)*{c#120 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#111*{c_1#111 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#118*{c#118 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#112)), i)*{c_1#112 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#90)*{c#90 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#168*{c_1#168 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#89*{c#89 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#169)), i)*{c_1#169 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#126))*{iter#126 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#170)), i)))*{c_1#170 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#119)))*{c#119 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#113*{c_1#113 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#114)), `%`_iN(0))).0)*{c_1#114 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#171*{c_1#171 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#172)), `%`_iN(0))).0)*{c_1#172 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#127))*{iter#127 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#128))*{iter#128 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#115)), `%`_iN(0))).0)))*{c_1#115 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#173)), `%`_iN(0))).0)))*{c_1#173 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#116*{c_1#116 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#117)), `%`_iN(0))).0)*{c_1#117 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#174*{c_1#174 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#175)), `%`_iN(0))).0)*{c_1#175 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#129))*{iter#129 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#130))*{iter#130 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#118)), `%`_iN(0))).0)))*{c_1#118 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#176)), `%`_iN(0))).0)))*{c_1#176 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#119*{c_1#119 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#120)), `%`_iN(0))).0)*{c_1#120 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#177*{c_1#177 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#178)), `%`_iN(0))).0)*{c_1#178 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#131))*{iter#131 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#132))*{iter#132 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#121)), `%`_iN(0))).0)))*{c_1#121 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#179)), `%`_iN(0))).0)))*{c_1#179 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#122*{c_1#122 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#123)), `%`_iN(0))).0)*{c_1#123 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#180*{c_1#180 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#181)), `%`_iN(0))).0)*{c_1#181 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#133))*{iter#133 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#134))*{iter#134 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#124)), `%`_iN(0))).0)))*{c_1#124 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#182)), `%`_iN(0))).0)))*{c_1#182 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#123)*{c#123 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#125*{c_1#125 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#83*{c_2#83 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#121*{c#121 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#126))*{c_1#126 <- `c_1*`}, !($proj_lane__2(c_2#84)))*{c_2#84 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#92)*{c#92 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#183*{c_1#183 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#125*{c_2#125 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#91*{c#91 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#184))*{c_1#184 <- `c_1*`}, !($proj_lane__2(c_2#126)))*{c_2#126 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#135))*{iter#135 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#136))*{iter#136 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#185))*{c_1#185 <- `c_1*`}, !($proj_lane__2(c_2#127)))))*{c_2#127 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#122)))*{c#122 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#126)*{c#126 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#127*{c_1#127 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#85*{c_2#85 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#124*{c#124 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#128))*{c_1#128 <- `c_1*`}, !($proj_lane__2(c_2#86)))*{c_2#86 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#94)*{c#94 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#186*{c_1#186 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#128*{c_2#128 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#93*{c#93 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#187))*{c_1#187 <- `c_1*`}, !($proj_lane__2(c_2#129)))*{c_2#129 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#137))*{iter#137 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#138))*{iter#138 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#188))*{c_1#188 <- `c_1*`}, !($proj_lane__2(c_2#130)))))*{c_2#130 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#125)))*{c#125 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#129)*{c#129 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#129*{c_1#129 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#87*{c_2#87 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#127*{c#127 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#130))*{c_1#130 <- `c_1*`}, !($proj_lane__2(c_2#88)))*{c_2#88 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#96)*{c#96 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#189*{c_1#189 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#131*{c_2#131 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#95*{c#95 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#190))*{c_1#190 <- `c_1*`}, !($proj_lane__2(c_2#132)))*{c_2#132 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#139))*{iter#139 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#140))*{iter#140 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#191))*{c_1#191 <- `c_1*`}, !($proj_lane__2(c_2#133)))))*{c_2#133 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#128)))*{c#128 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#132)*{c#132 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#131*{c_1#131 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#89*{c_2#89 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#130*{c#130 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#132))*{c_1#132 <- `c_1*`}, !($proj_lane__2(c_2#90)))*{c_2#90 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#98)*{c#98 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#192*{c_1#192 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#134*{c_2#134 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#97*{c#97 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#193))*{c_1#193 <- `c_1*`}, !($proj_lane__2(c_2#135)))*{c_2#135 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#141))*{iter#141 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#142))*{iter#142 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#194))*{c_1#194 <- `c_1*`}, !($proj_lane__2(c_2#136)))))*{c_2#136 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#131)))*{c#131 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), i#138497*{i#138497 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#134*{c#134 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#133*{c_1#133 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#91*{c_2#91 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#133*{c#133 <- `c*`} = c_1#134*{c_1#134 <- `c_1*`} ++ c_2#92*{c_2#92 <- `c_2*`}[$proj_uN_0(i#138500).0]*{i#138500 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), i#138592*{i#138592 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#100*{c#100 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#195*{c_1#195 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#137*{c_2#137 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#99*{c#99 <- `c*`} = c_1#196*{c_1#196 <- `c_1*`} ++ c_2#138*{c_2#138 <- `c_2*`}[$proj_uN_0(i#138595).0]*{i#138595 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#143))*{iter#143 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#144))*{iter#144 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), i#138504*{i#138504 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#136*{c#136 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#135*{c_1#135 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#93*{c_2#93 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#135*{c#135 <- `c*`} = c_1#136*{c_1#136 <- `c_1*`} ++ c_2#94*{c_2#94 <- `c_2*`}[$proj_uN_0(i#138507).0]*{i#138507 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), i#138603*{i#138603 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#102*{c#102 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#197*{c_1#197 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#139*{c_2#139 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#101*{c#101 <- `c*`} = c_1#198*{c_1#198 <- `c_1*`} ++ c_2#140*{c_2#140 <- `c_2*`}[$proj_uN_0(i#138606).0]*{i#138606 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#145))*{iter#145 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#146))*{iter#146 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), i#138511*{i#138511 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#138*{c#138 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#137*{c_1#137 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#95*{c_2#95 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#137*{c#137 <- `c*`} = c_1#138*{c_1#138 <- `c_1*`} ++ c_2#96*{c_2#96 <- `c_2*`}[$proj_uN_0(i#138514).0]*{i#138514 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), i#138614*{i#138614 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#104*{c#104 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#199*{c_1#199 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#141*{c_2#141 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#103*{c#103 <- `c*`} = c_1#200*{c_1#200 <- `c_1*`} ++ c_2#142*{c_2#142 <- `c_2*`}[$proj_uN_0(i#138617).0]*{i#138617 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#147))*{iter#147 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#148))*{iter#148 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), i#138518*{i#138518 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#140*{c#140 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#139*{c_1#139 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#97*{c_2#97 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#139*{c#139 <- `c*`} = c_1#140*{c_1#140 <- `c_1*`} ++ c_2#98*{c_2#98 <- `c_2*`}[$proj_uN_0(i#138521).0]*{i#138521 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), i#138625*{i#138625 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#106*{c#106 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#201*{c_1#201 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#143*{c_2#143 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#105*{c#105 <- `c*`} = c_1#202*{c_1#202 <- `c_1*`} ++ c_2#144*{c_2#144 <- `c_2*`}[$proj_uN_0(i#138628).0]*{i#138628 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#149))*{iter#149 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#150))*{iter#150 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -9540,722 +10383,614 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I32_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I64_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I8_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I16_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F32_Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F64_Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F32_Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F64_Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3021?{half#3021 <- `half?`}, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3022?{half#3022 <- `half?`}, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3023?{half#3023 <- `half?`}, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3024?{half#3024 <- `half?`}, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3025?{half#3025 <- `half?`}, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3026?{half#3026 <- `half?`}, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3027?{half#3027 <- `half?`}, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3028?{half#3028 <- `half?`}, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3489?{zero#3489 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#143))?{c#143 <- `c?`})
-    -- let{`c?` : iN?} c#141?{c#141 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#142))))?{c#142 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3489?{zero#3489 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#108))?{c#108 <- `c?`})
+    -- let{`c?` : iN?} c#107?{c#107 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#151))?{iter#151 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3490?{zero#3490 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#146))?{c#146 <- `c?`})
-    -- let{`c?` : iN?} c#144?{c#144 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#145))))?{c#145 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3490?{zero#3490 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#110))?{c#110 <- `c?`})
+    -- let{`c?` : iN?} c#109?{c#109 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#152))?{iter#152 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3491?{zero#3491 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#149))?{c#149 <- `c?`})
-    -- let{`c?` : iN?} c#147?{c#147 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#148))))?{c#148 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3491?{zero#3491 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#112))?{c#112 <- `c?`})
+    -- let{`c?` : iN?} c#111?{c#111 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#153))?{iter#153 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3492?{zero#3492 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#152))?{c#152 <- `c?`})
-    -- let{`c?` : iN?} c#150?{c#150 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#151))))?{c#151 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3492?{zero#3492 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#114))?{c#114 <- `c?`})
+    -- let{`c?` : iN?} c#113?{c#113 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#154))?{iter#154 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3493?{zero#3493 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#155))?{c#155 <- `c?`})
-    -- let{`c?` : iN?} c#153?{c#153 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#154))))?{c#154 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3493?{zero#3493 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#116))?{c#116 <- `c?`})
+    -- let{`c?` : iN?} c#115?{c#115 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#155))?{iter#155 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3494?{zero#3494 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#158))?{c#158 <- `c?`})
-    -- let{`c?` : iN?} c#156?{c#156 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#157))))?{c#157 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3494?{zero#3494 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#118))?{c#118 <- `c?`})
+    -- let{`c?` : iN?} c#117?{c#117 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#156))?{iter#156 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3495?{zero#3495 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#161))?{c#161 <- `c?`})
-    -- let{`c?` : iN?} c#159?{c#159 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#160))))?{c#160 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3495?{zero#3495 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#120))?{c#120 <- `c?`})
+    -- let{`c?` : iN?} c#119?{c#119 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#157))?{iter#157 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3496?{zero#3496 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#164))?{c#164 <- `c?`})
-    -- let{`c?` : iN?} c#162?{c#162 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#163))))?{c#163 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3496?{zero#3496 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#122))?{c#122 <- `c?`})
+    -- let{`c?` : iN?} c#121?{c#121 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#158))?{iter#158 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3497?{zero#3497 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#167))?{c#167 <- `c?`})
-    -- let{`c?` : iN?} c#165?{c#165 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#166))))?{c#166 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3497?{zero#3497 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#124))?{c#124 <- `c?`})
+    -- let{`c?` : iN?} c#123?{c#123 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#159))?{iter#159 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3498?{zero#3498 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#170))?{c#170 <- `c?`})
-    -- let{`c?` : iN?} c#168?{c#168 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#169))))?{c#169 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3498?{zero#3498 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#126))?{c#126 <- `c?`})
+    -- let{`c?` : iN?} c#125?{c#125 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#160))?{iter#160 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3499?{zero#3499 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#173))?{c#173 <- `c?`})
-    -- let{`c?` : iN?} c#171?{c#171 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#172))))?{c#172 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3499?{zero#3499 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#128))?{c#128 <- `c?`})
+    -- let{`c?` : iN?} c#127?{c#127 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#161))?{iter#161 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3500?{zero#3500 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#176))?{c#176 <- `c?`})
-    -- let{`c?` : iN?} c#174?{c#174 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#175))))?{c#175 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3500?{zero#3500 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#130))?{c#130 <- `c?`})
+    -- let{`c?` : iN?} c#129?{c#129 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#162))?{iter#162 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3501?{zero#3501 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#179))?{c#179 <- `c?`})
-    -- let{`c?` : iN?} c#177?{c#177 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#178))))?{c#178 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3501?{zero#3501 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#132))?{c#132 <- `c?`})
+    -- let{`c?` : iN?} c#131?{c#131 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#163))?{iter#163 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3502?{zero#3502 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#182))?{c#182 <- `c?`})
-    -- let{`c?` : iN?} c#180?{c#180 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#181))))?{c#181 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3502?{zero#3502 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#134))?{c#134 <- `c?`})
+    -- let{`c?` : iN?} c#133?{c#133 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#164))?{iter#164 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3503?{zero#3503 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#185))?{c#185 <- `c?`})
-    -- let{`c?` : iN?} c#183?{c#183 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#184))))?{c#184 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3503?{zero#3503 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#136))?{c#136 <- `c?`})
+    -- let{`c?` : iN?} c#135?{c#135 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#165))?{iter#165 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3504?{zero#3504 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#188))?{c#188 <- `c?`})
-    -- let{`c?` : iN?} c#186?{c#186 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#187))))?{c#187 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3504?{zero#3504 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#138))?{c#138 <- `c?`})
+    -- let{`c?` : iN?} c#137?{c#137 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#166))?{iter#166 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3505?{zero#3505 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#191))?{c#191 <- `c?`})
-    -- let{`c?` : iN?} c#189?{c#189 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#190))))?{c#190 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3505?{zero#3505 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#140))?{c#140 <- `c?`})
+    -- let{`c?` : iN?} c#139?{c#139 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#167))?{iter#167 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3506?{zero#3506 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#194))?{c#194 <- `c?`})
-    -- let{`c?` : iN?} c#192?{c#192 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#193))))?{c#193 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3506?{zero#3506 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#142))?{c#142 <- `c?`})
+    -- let{`c?` : iN?} c#141?{c#141 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#168))?{iter#168 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3507?{zero#3507 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#197))?{c#197 <- `c?`})
-    -- let{`c?` : iN?} c#195?{c#195 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#196))))?{c#196 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3507?{zero#3507 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#144))?{c#144 <- `c?`})
+    -- let{`c?` : iN?} c#143?{c#143 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#169))?{iter#169 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3508?{zero#3508 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#200))?{c#200 <- `c?`})
-    -- let{`c?` : iN?} c#198?{c#198 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#199))))?{c#199 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3508?{zero#3508 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#146))?{c#146 <- `c?`})
+    -- let{`c?` : iN?} c#145?{c#145 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#170))?{iter#170 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3509?{zero#3509 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#203))?{c#203 <- `c?`})
-    -- let{`c?` : iN?} c#201?{c#201 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#202))))?{c#202 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3509?{zero#3509 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#148))?{c#148 <- `c?`})
+    -- let{`c?` : iN?} c#147?{c#147 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#171))?{iter#171 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3510?{zero#3510 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#206))?{c#206 <- `c?`})
-    -- let{`c?` : iN?} c#204?{c#204 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#205))))?{c#205 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3510?{zero#3510 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#150))?{c#150 <- `c?`})
+    -- let{`c?` : iN?} c#149?{c#149 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#172))?{iter#172 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3511?{zero#3511 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#209))?{c#209 <- `c?`})
-    -- let{`c?` : iN?} c#207?{c#207 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#208))))?{c#208 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3511?{zero#3511 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#152))?{c#152 <- `c?`})
+    -- let{`c?` : iN?} c#151?{c#151 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#173))?{iter#173 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3512?{zero#3512 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#212))?{c#212 <- `c?`})
-    -- let{`c?` : iN?} c#210?{c#210 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#211))))?{c#211 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3512?{zero#3512 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#154))?{c#154 <- `c?`})
+    -- let{`c?` : iN?} c#153?{c#153 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#174))?{iter#174 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3513?{zero#3513 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#215))?{c#215 <- `c?`})
-    -- let{`c?` : iN?} c#213?{c#213 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#214))))?{c#214 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3513?{zero#3513 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#156))?{c#156 <- `c?`})
+    -- let{`c?` : iN?} c#155?{c#155 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#175))?{iter#175 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3514?{zero#3514 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#218))?{c#218 <- `c?`})
-    -- let{`c?` : iN?} c#216?{c#216 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#217))))?{c#217 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3514?{zero#3514 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#158))?{c#158 <- `c?`})
+    -- let{`c?` : iN?} c#157?{c#157 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#176))?{iter#176 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3515?{zero#3515 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#221))?{c#221 <- `c?`})
-    -- let{`c?` : iN?} c#219?{c#219 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#220))))?{c#220 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3515?{zero#3515 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#160))?{c#160 <- `c?`})
+    -- let{`c?` : iN?} c#159?{c#159 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#177))?{iter#177 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3516?{zero#3516 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#224))?{c#224 <- `c?`})
-    -- let{`c?` : iN?} c#222?{c#222 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#223))))?{c#223 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3516?{zero#3516 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#162))?{c#162 <- `c?`})
+    -- let{`c?` : iN?} c#161?{c#161 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#178))?{iter#178 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3517?{zero#3517 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#227))?{c#227 <- `c?`})
-    -- let{`c?` : iN?} c#225?{c#225 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#226))))?{c#226 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3517?{zero#3517 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#164))?{c#164 <- `c?`})
+    -- let{`c?` : iN?} c#163?{c#163 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#179))?{iter#179 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3518?{zero#3518 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#230))?{c#230 <- `c?`})
-    -- let{`c?` : iN?} c#228?{c#228 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#229))))?{c#229 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3518?{zero#3518 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#166))?{c#166 <- `c?`})
+    -- let{`c?` : iN?} c#165?{c#165 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#180))?{iter#180 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3519?{zero#3519 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#233))?{c#233 <- `c?`})
-    -- let{`c?` : iN?} c#231?{c#231 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#232))))?{c#232 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3519?{zero#3519 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#168))?{c#168 <- `c?`})
+    -- let{`c?` : iN?} c#167?{c#167 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#181))?{iter#181 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3520?{zero#3520 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#236))?{c#236 <- `c?`})
-    -- let{`c?` : iN?} c#234?{c#234 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#235))))?{c#235 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3520?{zero#3520 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#170))?{c#170 <- `c?`})
+    -- let{`c?` : iN?} c#169?{c#169 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#182))?{iter#182 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#239))*{c#239 <- `c*`}
-    -- let{`c*` : fN*} c#237*{c#237 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#238))))*{c#238 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#172))*{c#172 <- `c*`}
+    -- let{`c*` : fN*} c#171*{c#171 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#183))*{iter#183 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#242))*{c#242 <- `c*`}
-    -- let{`c*` : fN*} c#240*{c#240 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#241))))*{c#241 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#174))*{c#174 <- `c*`}
+    -- let{`c*` : fN*} c#173*{c#173 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#184))*{iter#184 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#245))*{c#245 <- `c*`}
-    -- let{`c*` : fN*} c#243*{c#243 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#244))))*{c#244 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#176))*{c#176 <- `c*`}
+    -- let{`c*` : fN*} c#175*{c#175 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#185))*{iter#185 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#248))*{c#248 <- `c*`}
-    -- let{`c*` : fN*} c#246*{c#246 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#247))))*{c#247 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#178))*{c#178 <- `c*`}
+    -- let{`c*` : fN*} c#177*{c#177 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#186))*{iter#186 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#251))*{c#251 <- `c*`}
-    -- let{`c*` : fN*} c#249*{c#249 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#250))))*{c#250 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#180))*{c#180 <- `c*`}
+    -- let{`c*` : fN*} c#179*{c#179 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#187))*{iter#187 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#254))*{c#254 <- `c*`}
-    -- let{`c*` : fN*} c#252*{c#252 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#253))))*{c#253 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#182))*{c#182 <- `c*`}
+    -- let{`c*` : fN*} c#181*{c#181 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#188))*{iter#188 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#257))*{c#257 <- `c*`}
-    -- let{`c*` : fN*} c#255*{c#255 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#256))))*{c#256 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#184))*{c#184 <- `c*`}
+    -- let{`c*` : fN*} c#183*{c#183 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#189))*{iter#189 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#260))*{c#260 <- `c*`}
-    -- let{`c*` : fN*} c#258*{c#258 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#259))))*{c#259 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#186))*{c#186 <- `c*`}
+    -- let{`c*` : fN*} c#185*{c#185 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#190))*{iter#190 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#263))*{c#263 <- `c*`}
-    -- let{`c*` : fN*} c#261*{c#261 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#262))))*{c#262 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#188))*{c#188 <- `c*`}
+    -- let{`c*` : fN*} c#187*{c#187 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#191))*{iter#191 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#266))*{c#266 <- `c*`}
-    -- let{`c*` : fN*} c#264*{c#264 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#265))))*{c#265 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#190))*{c#190 <- `c*`}
+    -- let{`c*` : fN*} c#189*{c#189 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#192))*{iter#192 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#269))*{c#269 <- `c*`}
-    -- let{`c*` : fN*} c#267*{c#267 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#268))))*{c#268 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#192))*{c#192 <- `c*`}
+    -- let{`c*` : fN*} c#191*{c#191 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#193))*{iter#193 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#272))*{c#272 <- `c*`}
-    -- let{`c*` : fN*} c#270*{c#270 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#271))))*{c#271 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#194))*{c#194 <- `c*`}
+    -- let{`c*` : fN*} c#193*{c#193 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#194))*{iter#194 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#275))*{c#275 <- `c*`}
-    -- let{`c*` : fN*} c#273*{c#273 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#274))))*{c#274 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#196))*{c#196 <- `c*`}
+    -- let{`c*` : fN*} c#195*{c#195 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#195))*{iter#195 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#278))*{c#278 <- `c*`}
-    -- let{`c*` : fN*} c#276*{c#276 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#277))))*{c#277 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#198))*{c#198 <- `c*`}
+    -- let{`c*` : fN*} c#197*{c#197 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#196))*{iter#196 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#281))*{c#281 <- `c*`}
-    -- let{`c*` : fN*} c#279*{c#279 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#280))))*{c#280 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#200))*{c#200 <- `c*`}
+    -- let{`c*` : fN*} c#199*{c#199 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#197))*{iter#197 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#284))*{c#284 <- `c*`}
-    -- let{`c*` : fN*} c#282*{c#282 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#283))))*{c#283 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#202))*{c#202 <- `c*`}
+    -- let{`c*` : fN*} c#201*{c#201 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#198))*{iter#198 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M : nat, Lnn_2 : lanetype, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, v_1) = v
     -- if (($halfop(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop) = ?()) /\ ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop) = ?()))
-    -- let{`c_1*` : lane_*} c_1#141*{c_1#141 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#285*{c#285 <- `c*#29`}*{`c*#29` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#142)*{c_1#142 <- `c_1*`})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#286*{c#286 <- `c*#30`})*{`c*#30` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#203*{c_1#203 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#203*{c#203 <- `c*#29`}*{`c*#29` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#204)*{c_1#204 <- `c_1*`})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#204*{c#204 <- `c*#30`})*{`c*#30` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter#199))*{iter#199 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#201))*{iter#201 <- iter#200}*{iter#200 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#205)*{c_1#205 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#202))*{iter#202 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#206)}*{c_1#206 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#205*{c#205 <- `c*#31`})))*{`c*#31` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN, half : half}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
     -- if ($halfop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(half))
-    -- let{`c_1*` : lane_*} c_1#143*{c_1#143 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
-    -- let{`c**` : lane_**} c#287*{c#287 <- `c*#31`}*{`c*#31` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#144)*{c_1#144 <- `c_1*`})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#288*{c#288 <- `c*#32`})*{`c*#32` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#207*{c_1#207 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
+    -- let{`c**` : lane_**} c#206*{c#206 <- `c*#32`}*{`c*#32` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#208)*{c_1#208 <- `c_1*`})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#207*{c#207 <- `c*#33`})*{`c*#33` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter#203))*{iter#203 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#205))*{iter#205 <- iter#204}*{iter#204 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#209)*{c_1#209 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#206))*{iter#206 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#210)}*{c_1#210 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#208*{c#208 <- `c*#34`})))*{`c*#34` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
     -- if ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(ZERO_zero))
-    -- let{`c_1*` : lane_*} c_1#145*{c_1#145 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
-    -- let{`c**` : lane_**} c#289*{c#289 <- `c*#33`}*{`c*#33` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#146)*{c_1#146 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#290*{c#290 <- `c*#34`})*{`c*#34` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#211*{c_1#211 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
+    -- let{`c**` : lane_**} c#209*{c#209 <- `c*#35`}*{`c*#35` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#212)*{c_1#212 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#210*{c#210 <- `c*#36`})*{`c*#36` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter#207))*{iter#207 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#209))*{iter#209 <- iter#208}*{iter#208 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#213)*{c_1#213 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#210))*{iter#210 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#214)}*{c_1#214 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#211*{c#211 <- `c*#37`})))*{`c*#37` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -10263,918 +10998,821 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I32_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I64_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I8_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I16_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I32_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I64_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I8_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I16_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i#139203*{i#139203 <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
+  def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i#139119*{i#139119 <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#147*{c_1#147 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#99*{c_2#99 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#1*{c'_1#1 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#148)))*{c_1#148 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#1*{c'_2#1 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#100)))*{c_2#100 <- `c_2*`}
+    -- let{`c_1*` : lane_*} c_1#215*{c_1#215 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#145*{c_2#145 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#1*{c'_1#1 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#216)))*{c_1#216 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#1*{c'_2#1 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#146)))*{c_2#146 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#2)*{c'_1#2 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#2)*{c'_2#2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#211))*{iter#211 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#212))*{iter#212 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#217)))))*{c_1#217 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#147)))))*{c_2#147 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#3)*{c'_1#3 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#3)*{c'_2#3 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#3)))*{c'_1#3 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#3)))*{c'_2#3 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#4)))*{c'_1#4 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#4)))*{c'_2#4 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#149*{c_1#149 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#101*{c_2#101 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#4*{c'_1#4 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#150)))*{c_1#150 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#4*{c'_2#4 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#102)))*{c_2#102 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#5)*{c'_1#5 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#5)*{c'_2#5 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#218*{c_1#218 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#148*{c_2#148 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#5*{c'_1#5 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#219)))*{c_1#219 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#5*{c'_2#5 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#149)))*{c_2#149 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#6)*{c'_1#6 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#6)*{c'_2#6 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#213))*{iter#213 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#214))*{iter#214 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#220)))))*{c_1#220 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#150)))))*{c_2#150 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#7)*{c'_1#7 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#7)*{c'_2#7 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#6)))*{c'_1#6 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#6)))*{c'_2#6 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#8)))*{c'_1#8 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#8)))*{c'_2#8 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#151*{c_1#151 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#103*{c_2#103 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#7*{c'_1#7 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#152)))*{c_1#152 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#7*{c'_2#7 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#104)))*{c_2#104 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#8)*{c'_1#8 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#8)*{c'_2#8 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#221*{c_1#221 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#151*{c_2#151 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#9*{c'_1#9 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#222)))*{c_1#222 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#9*{c'_2#9 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#152)))*{c_2#152 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#10)*{c'_1#10 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#10)*{c'_2#10 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#215))*{iter#215 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#216))*{iter#216 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#223)))))*{c_1#223 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#153)))))*{c_2#153 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#11)*{c'_1#11 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#11)*{c'_2#11 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#9)))*{c'_1#9 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#9)))*{c'_2#9 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#12)))*{c'_1#12 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#12)))*{c'_2#12 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#153*{c_1#153 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#105*{c_2#105 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#10*{c'_1#10 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#154)))*{c_1#154 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#10*{c'_2#10 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#106)))*{c_2#106 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#11)*{c'_1#11 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#11)*{c'_2#11 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#224*{c_1#224 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#154*{c_2#154 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#13*{c'_1#13 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#225)))*{c_1#225 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#13*{c'_2#13 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#155)))*{c_2#155 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#14)*{c'_1#14 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#14)*{c'_2#14 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#217))*{iter#217 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#218))*{iter#218 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#226)))))*{c_1#226 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#156)))))*{c_2#156 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#15)*{c'_1#15 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#15)*{c'_2#15 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#12)))*{c'_1#12 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#12)))*{c'_2#12 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#16)))*{c'_1#16 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#16)))*{c'_2#16 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#155*{c_1#155 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#107*{c_2#107 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#13*{c'_1#13 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#156)))*{c_1#156 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#13*{c'_2#13 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#108)))*{c_2#108 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#14)*{c'_1#14 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#14)*{c'_2#14 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#227*{c_1#227 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#157*{c_2#157 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#17*{c'_1#17 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#228)))*{c_1#228 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#17*{c'_2#17 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#158)))*{c_2#158 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#18)*{c'_1#18 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#18)*{c'_2#18 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#219))*{iter#219 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#220))*{iter#220 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#229)))))*{c_1#229 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#159)))))*{c_2#159 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#19)*{c'_1#19 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#19)*{c'_2#19 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#15)))*{c'_1#15 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#15)))*{c'_2#15 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#20)))*{c'_1#20 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#20)))*{c'_2#20 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#157*{c_1#157 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#109*{c_2#109 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#16*{c'_1#16 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#158)))*{c_1#158 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#16*{c'_2#16 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#110)))*{c_2#110 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#17)*{c'_1#17 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#17)*{c'_2#17 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#230*{c_1#230 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#160*{c_2#160 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#21*{c'_1#21 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#231)))*{c_1#231 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#21*{c'_2#21 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#161)))*{c_2#161 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#22)*{c'_1#22 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#22)*{c'_2#22 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#221))*{iter#221 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#222))*{iter#222 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#232)))))*{c_1#232 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#162)))))*{c_2#162 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#23)*{c'_1#23 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#23)*{c'_2#23 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#18)))*{c'_1#18 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#18)))*{c'_2#18 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#24)))*{c'_1#24 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#24)))*{c'_2#24 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#159*{c_1#159 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#111*{c_2#111 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#19*{c'_1#19 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#160)))*{c_1#160 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#19*{c'_2#19 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#112)))*{c_2#112 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#20)*{c'_1#20 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#20)*{c'_2#20 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#233*{c_1#233 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#163*{c_2#163 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#25*{c'_1#25 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#234)))*{c_1#234 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#25*{c'_2#25 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#164)))*{c_2#164 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#26)*{c'_1#26 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#26)*{c'_2#26 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#223))*{iter#223 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#224))*{iter#224 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#235)))))*{c_1#235 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#165)))))*{c_2#165 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#27)*{c'_1#27 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#27)*{c'_2#27 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#21)))*{c'_1#21 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#21)))*{c'_2#21 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#28)))*{c'_1#28 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#28)))*{c'_2#28 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#161*{c_1#161 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#113*{c_2#113 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#22*{c'_1#22 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#162)))*{c_1#162 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#22*{c'_2#22 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#114)))*{c_2#114 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#23)*{c'_1#23 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#23)*{c'_2#23 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#236*{c_1#236 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#166*{c_2#166 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#29*{c'_1#29 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#237)))*{c_1#237 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#29*{c'_2#29 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#167)))*{c_2#167 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#30)*{c'_1#30 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#30)*{c'_2#30 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#225))*{iter#225 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#226))*{iter#226 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#238)))))*{c_1#238 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#168)))))*{c_2#168 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#31)*{c'_1#31 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#31)*{c'_2#31 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#24)))*{c'_1#24 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#24)))*{c'_2#24 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#32)))*{c'_1#32 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#32)))*{c'_2#32 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#163*{c_1#163 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#115*{c_2#115 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#25*{c'_1#25 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#164)))*{c_1#164 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#25*{c'_2#25 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#116)))*{c_2#116 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#26)*{c'_1#26 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#26)*{c'_2#26 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#239*{c_1#239 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#169*{c_2#169 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#33*{c'_1#33 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#240)))*{c_1#240 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#33*{c'_2#33 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#170)))*{c_2#170 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#34)*{c'_1#34 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#34)*{c'_2#34 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#227))*{iter#227 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#228))*{iter#228 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#241)))))*{c_1#241 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#171)))))*{c_2#171 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#35)*{c'_1#35 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#35)*{c'_2#35 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#27)))*{c'_1#27 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#27)))*{c'_2#27 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#36)))*{c'_1#36 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#36)))*{c'_2#36 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#165*{c_1#165 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#117*{c_2#117 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#28*{c'_1#28 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#166)))*{c_1#166 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#28*{c'_2#28 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#118)))*{c_2#118 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#29)*{c'_1#29 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#29)*{c'_2#29 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#242*{c_1#242 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#172*{c_2#172 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#37*{c'_1#37 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#243)))*{c_1#243 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#37*{c'_2#37 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#173)))*{c_2#173 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#38)*{c'_1#38 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#38)*{c'_2#38 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#229))*{iter#229 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#230))*{iter#230 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#244)))))*{c_1#244 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#174)))))*{c_2#174 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#39)*{c'_1#39 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#39)*{c'_2#39 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#30)))*{c'_1#30 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#30)))*{c'_2#30 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#40)))*{c'_1#40 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#40)))*{c'_2#40 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#167*{c_1#167 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#119*{c_2#119 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#31*{c'_1#31 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#168)))*{c_1#168 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#31*{c'_2#31 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#120)))*{c_2#120 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#32)*{c'_1#32 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#32)*{c'_2#32 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#245*{c_1#245 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#175*{c_2#175 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#41*{c'_1#41 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#246)))*{c_1#246 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#41*{c'_2#41 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#176)))*{c_2#176 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#42)*{c'_1#42 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#42)*{c'_2#42 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#231))*{iter#231 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#232))*{iter#232 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#247)))))*{c_1#247 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#177)))))*{c_2#177 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#43)*{c'_1#43 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#43)*{c'_2#43 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#33)))*{c'_1#33 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#33)))*{c'_2#33 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#44)))*{c'_1#44 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#44)))*{c'_2#44 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#169*{c_1#169 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#121*{c_2#121 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#34*{c'_1#34 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#170)))*{c_1#170 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#34*{c'_2#34 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#122)))*{c_2#122 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#35)*{c'_1#35 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#35)*{c'_2#35 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#248*{c_1#248 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#178*{c_2#178 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#45*{c'_1#45 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#249)))*{c_1#249 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#45*{c'_2#45 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#179)))*{c_2#179 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#46)*{c'_1#46 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#46)*{c'_2#46 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#233))*{iter#233 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#234))*{iter#234 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#250)))))*{c_1#250 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#180)))))*{c_2#180 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#47)*{c'_1#47 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#47)*{c'_2#47 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#36)))*{c'_1#36 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#36)))*{c'_2#36 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#48)))*{c'_1#48 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#48)))*{c'_2#48 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#171*{c_1#171 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#123*{c_2#123 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#37*{c'_1#37 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#172)))*{c_1#172 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#37*{c'_2#37 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#124)))*{c_2#124 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#38)*{c'_1#38 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#38)*{c'_2#38 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#251*{c_1#251 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#181*{c_2#181 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#49*{c'_1#49 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#252)))*{c_1#252 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#49*{c'_2#49 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#182)))*{c_2#182 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#50)*{c'_1#50 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#50)*{c'_2#50 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#235))*{iter#235 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#236))*{iter#236 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#253)))))*{c_1#253 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#183)))))*{c_2#183 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#51)*{c'_1#51 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#51)*{c'_2#51 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#39)))*{c'_1#39 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#39)))*{c'_2#39 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#52)))*{c'_1#52 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#52)))*{c'_2#52 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#173*{c_1#173 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#125*{c_2#125 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#40*{c'_1#40 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#174)))*{c_1#174 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#40*{c'_2#40 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#126)))*{c_2#126 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#41)*{c'_1#41 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#41)*{c'_2#41 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#254*{c_1#254 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#184*{c_2#184 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#53*{c'_1#53 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#255)))*{c_1#255 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#53*{c'_2#53 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#185)))*{c_2#185 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#54)*{c'_1#54 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#54)*{c'_2#54 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#237))*{iter#237 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#238))*{iter#238 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#256)))))*{c_1#256 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#186)))))*{c_2#186 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#55)*{c'_1#55 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#55)*{c'_2#55 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#42)))*{c'_1#42 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#42)))*{c'_2#42 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#56)))*{c'_1#56 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#56)))*{c'_2#56 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#175*{c_1#175 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#127*{c_2#127 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#43*{c'_1#43 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#176)))*{c_1#176 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#43*{c'_2#43 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#128)))*{c_2#128 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#44)*{c'_1#44 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#44)*{c'_2#44 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#257*{c_1#257 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#187*{c_2#187 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#57*{c'_1#57 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#258)))*{c_1#258 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#57*{c'_2#57 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#188)))*{c_2#188 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#58)*{c'_1#58 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#58)*{c'_2#58 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#239))*{iter#239 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#240))*{iter#240 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#259)))))*{c_1#259 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#189)))))*{c_2#189 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#59)*{c'_1#59 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#59)*{c'_2#59 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#45)))*{c'_1#45 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#45)))*{c'_2#45 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#60)))*{c'_1#60 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#60)))*{c'_2#60 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#177*{c_1#177 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#129*{c_2#129 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#46*{c'_1#46 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#178)))*{c_1#178 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#46*{c'_2#46 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#130)))*{c_2#130 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#47)*{c'_1#47 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#47)*{c'_2#47 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#260*{c_1#260 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#190*{c_2#190 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#61*{c'_1#61 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#261)))*{c_1#261 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#61*{c'_2#61 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#191)))*{c_2#191 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#62)*{c'_1#62 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#62)*{c'_2#62 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#241))*{iter#241 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#242))*{iter#242 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#262)))))*{c_1#262 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#192)))))*{c_2#192 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#63)*{c'_1#63 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#63)*{c'_2#63 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#48)))*{c'_1#48 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#48)))*{c'_2#48 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#64)))*{c'_1#64 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#64)))*{c'_2#64 <- `c'_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i#139349*{i#139349 <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax N, [j_1#1 j_2#1]*{j_1#1 <- `j_1*`, j_2#1 <- `j_2*`}) = $proj_uN_0(i#139350).0*{i#139350 <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1#2)))*{j_1#2 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2#2)))*{j_2#2 <- `j_2*`}
+  def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i#139344*{i#139344 <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
+    -- if ($concat_(syntax N, [j_1#1 j_2#1]*{j_1#1 <- `j_1*`, j_2#1 <- `j_2*`}) = $proj_uN_0(i#139345).0*{i#139345 <- `i*`})
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#293)*{c#293 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#179*{c_1#179 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#49*{c'_1#49 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#180)))*{c_1#180 <- `c_1*`}
-    -- let{`c*` : iN*} c#291*{c#291 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#50*{c'_1#50 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#292)))*{c#292 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#213)*{c#213 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#263*{c_1#263 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#65*{c'_1#65 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#264)))*{c_1#264 <- `c_1*`}
+    -- let{`c*` : iN*} c#212*{c#212 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#66*{c'_1#66 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#243))*{iter#243 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#265)))))*{c_1#265 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#244))*{iter#244 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#67*{c'_1#67 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#296)*{c#296 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#181*{c_1#181 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#51*{c'_1#51 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#182)))*{c_1#182 <- `c_1*`}
-    -- let{`c*` : iN*} c#294*{c#294 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#52*{c'_1#52 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#295)))*{c#295 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#215)*{c#215 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#266*{c_1#266 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#68*{c'_1#68 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#267)))*{c_1#267 <- `c_1*`}
+    -- let{`c*` : iN*} c#214*{c#214 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#69*{c'_1#69 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#245))*{iter#245 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#268)))))*{c_1#268 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#246))*{iter#246 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#70*{c'_1#70 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#299)*{c#299 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#183*{c_1#183 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#53*{c'_1#53 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#184)))*{c_1#184 <- `c_1*`}
-    -- let{`c*` : iN*} c#297*{c#297 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#54*{c'_1#54 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#298)))*{c#298 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#217)*{c#217 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#269*{c_1#269 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#71*{c'_1#71 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#270)))*{c_1#270 <- `c_1*`}
+    -- let{`c*` : iN*} c#216*{c#216 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#72*{c'_1#72 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#247))*{iter#247 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#271)))))*{c_1#271 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#248))*{iter#248 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#73*{c'_1#73 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#302)*{c#302 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#185*{c_1#185 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#55*{c'_1#55 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#186)))*{c_1#186 <- `c_1*`}
-    -- let{`c*` : iN*} c#300*{c#300 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#56*{c'_1#56 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#301)))*{c#301 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#219)*{c#219 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#272*{c_1#272 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#74*{c'_1#74 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#273)))*{c_1#273 <- `c_1*`}
+    -- let{`c*` : iN*} c#218*{c#218 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#75*{c'_1#75 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#249))*{iter#249 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#274)))))*{c_1#274 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#250))*{iter#250 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#76*{c'_1#76 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#305)*{c#305 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#187*{c_1#187 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#57*{c'_1#57 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#188)))*{c_1#188 <- `c_1*`}
-    -- let{`c*` : iN*} c#303*{c#303 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#58*{c'_1#58 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#304)))*{c#304 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#221)*{c#221 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#275*{c_1#275 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#77*{c'_1#77 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#276)))*{c_1#276 <- `c_1*`}
+    -- let{`c*` : iN*} c#220*{c#220 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#78*{c'_1#78 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#251))*{iter#251 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#277)))))*{c_1#277 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#252))*{iter#252 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#79*{c'_1#79 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#308)*{c#308 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#189*{c_1#189 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#59*{c'_1#59 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#190)))*{c_1#190 <- `c_1*`}
-    -- let{`c*` : iN*} c#306*{c#306 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#60*{c'_1#60 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#307)))*{c#307 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#223)*{c#223 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#278*{c_1#278 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#80*{c'_1#80 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#279)))*{c_1#279 <- `c_1*`}
+    -- let{`c*` : iN*} c#222*{c#222 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#81*{c'_1#81 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#253))*{iter#253 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#280)))))*{c_1#280 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#254))*{iter#254 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#82*{c'_1#82 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#311)*{c#311 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#191*{c_1#191 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#61*{c'_1#61 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#192)))*{c_1#192 <- `c_1*`}
-    -- let{`c*` : iN*} c#309*{c#309 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#62*{c'_1#62 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#310)))*{c#310 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#225)*{c#225 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#281*{c_1#281 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#83*{c'_1#83 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#282)))*{c_1#282 <- `c_1*`}
+    -- let{`c*` : iN*} c#224*{c#224 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#84*{c'_1#84 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#255))*{iter#255 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#283)))))*{c_1#283 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#256))*{iter#256 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#85*{c'_1#85 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#314)*{c#314 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#193*{c_1#193 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#63*{c'_1#63 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#194)))*{c_1#194 <- `c_1*`}
-    -- let{`c*` : iN*} c#312*{c#312 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#64*{c'_1#64 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#313)))*{c#313 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#227)*{c#227 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#284*{c_1#284 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#86*{c'_1#86 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#285)))*{c_1#285 <- `c_1*`}
+    -- let{`c*` : iN*} c#226*{c#226 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#87*{c'_1#87 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#257))*{iter#257 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#286)))))*{c_1#286 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#258))*{iter#258 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#88*{c'_1#88 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#317)*{c#317 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#195*{c_1#195 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#65*{c'_1#65 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#196)))*{c_1#196 <- `c_1*`}
-    -- let{`c*` : iN*} c#315*{c#315 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#66*{c'_1#66 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#316)))*{c#316 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#229)*{c#229 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#287*{c_1#287 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#89*{c'_1#89 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#288)))*{c_1#288 <- `c_1*`}
+    -- let{`c*` : iN*} c#228*{c#228 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#90*{c'_1#90 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#259))*{iter#259 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#289)))))*{c_1#289 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#260))*{iter#260 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#91*{c'_1#91 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#320)*{c#320 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#197*{c_1#197 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#67*{c'_1#67 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#198)))*{c_1#198 <- `c_1*`}
-    -- let{`c*` : iN*} c#318*{c#318 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#68*{c'_1#68 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#319)))*{c#319 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#231)*{c#231 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#290*{c_1#290 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#92*{c'_1#92 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#291)))*{c_1#291 <- `c_1*`}
+    -- let{`c*` : iN*} c#230*{c#230 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#93*{c'_1#93 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#261))*{iter#261 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#292)))))*{c_1#292 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#262))*{iter#262 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#94*{c'_1#94 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#323)*{c#323 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#199*{c_1#199 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#69*{c'_1#69 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#200)))*{c_1#200 <- `c_1*`}
-    -- let{`c*` : iN*} c#321*{c#321 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#70*{c'_1#70 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#322)))*{c#322 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#233)*{c#233 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#293*{c_1#293 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#95*{c'_1#95 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#294)))*{c_1#294 <- `c_1*`}
+    -- let{`c*` : iN*} c#232*{c#232 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#96*{c'_1#96 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#263))*{iter#263 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#295)))))*{c_1#295 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#264))*{iter#264 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#97*{c'_1#97 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#326)*{c#326 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#201*{c_1#201 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#71*{c'_1#71 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#202)))*{c_1#202 <- `c_1*`}
-    -- let{`c*` : iN*} c#324*{c#324 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#72*{c'_1#72 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#325)))*{c#325 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#235)*{c#235 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#296*{c_1#296 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#98*{c'_1#98 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#297)))*{c_1#297 <- `c_1*`}
+    -- let{`c*` : iN*} c#234*{c#234 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#99*{c'_1#99 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#265))*{iter#265 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#298)))))*{c_1#298 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#266))*{iter#266 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#100*{c'_1#100 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#329)*{c#329 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#203*{c_1#203 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#73*{c'_1#73 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#204)))*{c_1#204 <- `c_1*`}
-    -- let{`c*` : iN*} c#327*{c#327 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#74*{c'_1#74 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#328)))*{c#328 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#237)*{c#237 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#299*{c_1#299 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#101*{c'_1#101 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#300)))*{c_1#300 <- `c_1*`}
+    -- let{`c*` : iN*} c#236*{c#236 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#102*{c'_1#102 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#267))*{iter#267 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#301)))))*{c_1#301 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#268))*{iter#268 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#103*{c'_1#103 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#332)*{c#332 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#205*{c_1#205 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#75*{c'_1#75 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#206)))*{c_1#206 <- `c_1*`}
-    -- let{`c*` : iN*} c#330*{c#330 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#76*{c'_1#76 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#331)))*{c#331 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#239)*{c#239 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#302*{c_1#302 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#104*{c'_1#104 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#303)))*{c_1#303 <- `c_1*`}
+    -- let{`c*` : iN*} c#238*{c#238 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#105*{c'_1#105 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#269))*{iter#269 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#304)))))*{c_1#304 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#270))*{iter#270 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#106*{c'_1#106 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#335)*{c#335 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#207*{c_1#207 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#77*{c'_1#77 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#208)))*{c_1#208 <- `c_1*`}
-    -- let{`c*` : iN*} c#333*{c#333 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#78*{c'_1#78 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#334)))*{c#334 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#241)*{c#241 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#305*{c_1#305 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#107*{c'_1#107 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#306)))*{c_1#306 <- `c_1*`}
+    -- let{`c*` : iN*} c#240*{c#240 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#108*{c'_1#108 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#271))*{iter#271 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#307)))))*{c_1#307 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#272))*{iter#272 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#109*{c'_1#109 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#338)*{c#338 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#209*{c_1#209 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#79*{c'_1#79 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#210)))*{c_1#210 <- `c_1*`}
-    -- let{`c*` : iN*} c#336*{c#336 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#80*{c'_1#80 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#337)))*{c#337 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#243)*{c#243 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#308*{c_1#308 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#110*{c'_1#110 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#309)))*{c_1#309 <- `c_1*`}
+    -- let{`c*` : iN*} c#242*{c#242 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#111*{c'_1#111 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#273))*{iter#273 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#310)))))*{c_1#310 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#274))*{iter#274 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#112*{c'_1#112 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#1*{i_1#1 <- `i_1*`}, i_2#1*{i_2#1 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax iN, [j_1#3 j_2#3]*{j_1#3 <- `j_1*`, j_2#3 <- `j_2*`}) = $imul_(N, i_1#2, i_2#2)*{i_1#2 <- `i_1*`, i_2#2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1#4))*{j_1#4 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2#4))*{j_2#4 <- `j_2*`}
+    -- if ($concat_(syntax iN, [j_1#2 j_2#2]*{j_1#2 <- `j_1*`, j_2#2 <- `j_2*`}) = $imul_(N, i_1#2, i_2#2)*{i_1#2 <- `i_1*`, i_2#2 <- `i_2*`})
+    -- (wf_uN: `%%`(N, iter#275))*{iter#275 <- $concat_(syntax iN, [j_1#3 j_2#3]*{j_1#3 <- `j_1*`, j_2#3 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1#3, i_2#3)))*{i_1#3 <- `i_1*`, i_2#3 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#3*{i_1#3 <- `i_1*`}, i_2#3*{i_2#3 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax iN, [j_1#5 j_2#5]*{j_1#5 <- `j_1*`, j_2#5 <- `j_2*`}) = $imul_(N, i_1#4, i_2#4)*{i_1#4 <- `i_1*`, i_2#4 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1#6))*{j_1#6 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2#6))*{j_2#6 <- `j_2*`}
+  def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#4*{i_1#4 <- `i_1*`}, i_2#4*{i_2#4 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
+    -- if ($concat_(syntax iN, [j_1#4 j_2#4]*{j_1#4 <- `j_1*`, j_2#4 <- `j_2*`}) = $imul_(N, i_1#5, i_2#5)*{i_1#5 <- `i_1*`, i_2#5 <- `i_2*`})
+    -- (wf_uN: `%%`(N, iter#276))*{iter#276 <- $concat_(syntax iN, [j_1#5 j_2#5]*{j_1#5 <- `j_1*`, j_2#5 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1#6, i_2#6)))*{i_1#6 <- `i_1*`, i_2#6 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#341)*{c#341 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#211*{c_1#211 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#131*{c_2#131 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#81*{c'_1#81 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#212)))*{c_1#212 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#49*{c'_2#49 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#132)))*{c_2#132 <- `c_2*`}
-    -- let{`c*` : iN*} c#339*{c#339 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#82*{c'_1#82 <- `c'_1*`}, c'_2#50*{c'_2#50 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#340)))*{c#340 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#245)*{c#245 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#311*{c_1#311 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#193*{c_2#193 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#113*{c'_1#113 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#312)))*{c_1#312 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#65*{c'_2#65 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#194)))*{c_2#194 <- `c_2*`}
+    -- let{`c*` : iN*} c#244*{c#244 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#114*{c'_1#114 <- `c'_1*`}, c'_2#66*{c'_2#66 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#277))*{iter#277 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#278))*{iter#278 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#313)))))*{c_1#313 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#195)))))*{c_2#195 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#279))*{iter#279 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#115*{c'_1#115 <- `c'_1*`}, c'_2#67*{c'_2#67 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#344)*{c#344 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#213*{c_1#213 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#133*{c_2#133 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#83*{c'_1#83 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#214)))*{c_1#214 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#51*{c'_2#51 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#134)))*{c_2#134 <- `c_2*`}
-    -- let{`c*` : iN*} c#342*{c#342 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#84*{c'_1#84 <- `c'_1*`}, c'_2#52*{c'_2#52 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#343)))*{c#343 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#247)*{c#247 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#314*{c_1#314 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#196*{c_2#196 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#116*{c'_1#116 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#315)))*{c_1#315 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#68*{c'_2#68 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#197)))*{c_2#197 <- `c_2*`}
+    -- let{`c*` : iN*} c#246*{c#246 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#117*{c'_1#117 <- `c'_1*`}, c'_2#69*{c'_2#69 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#280))*{iter#280 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#281))*{iter#281 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#316)))))*{c_1#316 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#198)))))*{c_2#198 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#282))*{iter#282 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#118*{c'_1#118 <- `c'_1*`}, c'_2#70*{c'_2#70 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#347)*{c#347 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#215*{c_1#215 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#135*{c_2#135 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#85*{c'_1#85 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#216)))*{c_1#216 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#53*{c'_2#53 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#136)))*{c_2#136 <- `c_2*`}
-    -- let{`c*` : iN*} c#345*{c#345 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#86*{c'_1#86 <- `c'_1*`}, c'_2#54*{c'_2#54 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#346)))*{c#346 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#249)*{c#249 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#317*{c_1#317 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#199*{c_2#199 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#119*{c'_1#119 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#318)))*{c_1#318 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#71*{c'_2#71 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#200)))*{c_2#200 <- `c_2*`}
+    -- let{`c*` : iN*} c#248*{c#248 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#120*{c'_1#120 <- `c'_1*`}, c'_2#72*{c'_2#72 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#283))*{iter#283 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#284))*{iter#284 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#319)))))*{c_1#319 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#201)))))*{c_2#201 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#285))*{iter#285 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#121*{c'_1#121 <- `c'_1*`}, c'_2#73*{c'_2#73 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#350)*{c#350 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#217*{c_1#217 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#137*{c_2#137 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#87*{c'_1#87 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#218)))*{c_1#218 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#55*{c'_2#55 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#138)))*{c_2#138 <- `c_2*`}
-    -- let{`c*` : iN*} c#348*{c#348 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#88*{c'_1#88 <- `c'_1*`}, c'_2#56*{c'_2#56 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#349)))*{c#349 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#251)*{c#251 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#320*{c_1#320 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#202*{c_2#202 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#122*{c'_1#122 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#321)))*{c_1#321 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#74*{c'_2#74 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#203)))*{c_2#203 <- `c_2*`}
+    -- let{`c*` : iN*} c#250*{c#250 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#123*{c'_1#123 <- `c'_1*`}, c'_2#75*{c'_2#75 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#286))*{iter#286 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#287))*{iter#287 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#322)))))*{c_1#322 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#204)))))*{c_2#204 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#288))*{iter#288 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#124*{c'_1#124 <- `c'_1*`}, c'_2#76*{c'_2#76 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#353)*{c#353 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#219*{c_1#219 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#139*{c_2#139 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#89*{c'_1#89 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#220)))*{c_1#220 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#57*{c'_2#57 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#140)))*{c_2#140 <- `c_2*`}
-    -- let{`c*` : iN*} c#351*{c#351 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#90*{c'_1#90 <- `c'_1*`}, c'_2#58*{c'_2#58 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#352)))*{c#352 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#253)*{c#253 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#323*{c_1#323 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#205*{c_2#205 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#125*{c'_1#125 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#324)))*{c_1#324 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#77*{c'_2#77 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#206)))*{c_2#206 <- `c_2*`}
+    -- let{`c*` : iN*} c#252*{c#252 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#126*{c'_1#126 <- `c'_1*`}, c'_2#78*{c'_2#78 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#289))*{iter#289 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#290))*{iter#290 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#325)))))*{c_1#325 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#207)))))*{c_2#207 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#291))*{iter#291 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#127*{c'_1#127 <- `c'_1*`}, c'_2#79*{c'_2#79 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#356)*{c#356 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#221*{c_1#221 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#141*{c_2#141 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#91*{c'_1#91 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#222)))*{c_1#222 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#59*{c'_2#59 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#142)))*{c_2#142 <- `c_2*`}
-    -- let{`c*` : iN*} c#354*{c#354 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#92*{c'_1#92 <- `c'_1*`}, c'_2#60*{c'_2#60 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#355)))*{c#355 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#255)*{c#255 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#326*{c_1#326 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#208*{c_2#208 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#128*{c'_1#128 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#327)))*{c_1#327 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#80*{c'_2#80 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#209)))*{c_2#209 <- `c_2*`}
+    -- let{`c*` : iN*} c#254*{c#254 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#129*{c'_1#129 <- `c'_1*`}, c'_2#81*{c'_2#81 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#292))*{iter#292 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#293))*{iter#293 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#328)))))*{c_1#328 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#210)))))*{c_2#210 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#294))*{iter#294 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#130*{c'_1#130 <- `c'_1*`}, c'_2#82*{c'_2#82 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#359)*{c#359 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#223*{c_1#223 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#143*{c_2#143 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#93*{c'_1#93 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#224)))*{c_1#224 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#61*{c'_2#61 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#144)))*{c_2#144 <- `c_2*`}
-    -- let{`c*` : iN*} c#357*{c#357 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#94*{c'_1#94 <- `c'_1*`}, c'_2#62*{c'_2#62 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#358)))*{c#358 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#257)*{c#257 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#329*{c_1#329 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#211*{c_2#211 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#131*{c'_1#131 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#330)))*{c_1#330 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#83*{c'_2#83 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#212)))*{c_2#212 <- `c_2*`}
+    -- let{`c*` : iN*} c#256*{c#256 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#132*{c'_1#132 <- `c'_1*`}, c'_2#84*{c'_2#84 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#295))*{iter#295 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#296))*{iter#296 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#331)))))*{c_1#331 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#213)))))*{c_2#213 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#297))*{iter#297 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#133*{c'_1#133 <- `c'_1*`}, c'_2#85*{c'_2#85 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#362)*{c#362 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#225*{c_1#225 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#145*{c_2#145 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#95*{c'_1#95 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#226)))*{c_1#226 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#63*{c'_2#63 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#146)))*{c_2#146 <- `c_2*`}
-    -- let{`c*` : iN*} c#360*{c#360 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#96*{c'_1#96 <- `c'_1*`}, c'_2#64*{c'_2#64 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#361)))*{c#361 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#259)*{c#259 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#332*{c_1#332 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#214*{c_2#214 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#134*{c'_1#134 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#333)))*{c_1#333 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#86*{c'_2#86 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#215)))*{c_2#215 <- `c_2*`}
+    -- let{`c*` : iN*} c#258*{c#258 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#135*{c'_1#135 <- `c'_1*`}, c'_2#87*{c'_2#87 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#298))*{iter#298 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#299))*{iter#299 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#334)))))*{c_1#334 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#216)))))*{c_2#216 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#300))*{iter#300 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#136*{c'_1#136 <- `c'_1*`}, c'_2#88*{c'_2#88 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#365)*{c#365 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#227*{c_1#227 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#147*{c_2#147 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#97*{c'_1#97 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#228)))*{c_1#228 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#65*{c'_2#65 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#148)))*{c_2#148 <- `c_2*`}
-    -- let{`c*` : iN*} c#363*{c#363 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#98*{c'_1#98 <- `c'_1*`}, c'_2#66*{c'_2#66 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#364)))*{c#364 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#261)*{c#261 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#335*{c_1#335 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#217*{c_2#217 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#137*{c'_1#137 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#336)))*{c_1#336 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#89*{c'_2#89 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#218)))*{c_2#218 <- `c_2*`}
+    -- let{`c*` : iN*} c#260*{c#260 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#138*{c'_1#138 <- `c'_1*`}, c'_2#90*{c'_2#90 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#301))*{iter#301 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#302))*{iter#302 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#337)))))*{c_1#337 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#219)))))*{c_2#219 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#303))*{iter#303 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#139*{c'_1#139 <- `c'_1*`}, c'_2#91*{c'_2#91 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#368)*{c#368 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#229*{c_1#229 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#149*{c_2#149 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#99*{c'_1#99 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#230)))*{c_1#230 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#67*{c'_2#67 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#150)))*{c_2#150 <- `c_2*`}
-    -- let{`c*` : iN*} c#366*{c#366 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#100*{c'_1#100 <- `c'_1*`}, c'_2#68*{c'_2#68 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#367)))*{c#367 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#263)*{c#263 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#338*{c_1#338 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#220*{c_2#220 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#140*{c'_1#140 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#339)))*{c_1#339 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#92*{c'_2#92 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#221)))*{c_2#221 <- `c_2*`}
+    -- let{`c*` : iN*} c#262*{c#262 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#141*{c'_1#141 <- `c'_1*`}, c'_2#93*{c'_2#93 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#304))*{iter#304 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#305))*{iter#305 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#340)))))*{c_1#340 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#222)))))*{c_2#222 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#306))*{iter#306 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#142*{c'_1#142 <- `c'_1*`}, c'_2#94*{c'_2#94 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#371)*{c#371 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#231*{c_1#231 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#151*{c_2#151 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#101*{c'_1#101 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#232)))*{c_1#232 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#69*{c'_2#69 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#152)))*{c_2#152 <- `c_2*`}
-    -- let{`c*` : iN*} c#369*{c#369 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#102*{c'_1#102 <- `c'_1*`}, c'_2#70*{c'_2#70 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#370)))*{c#370 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#265)*{c#265 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#341*{c_1#341 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#223*{c_2#223 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#143*{c'_1#143 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#342)))*{c_1#342 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#95*{c'_2#95 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#224)))*{c_2#224 <- `c_2*`}
+    -- let{`c*` : iN*} c#264*{c#264 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#144*{c'_1#144 <- `c'_1*`}, c'_2#96*{c'_2#96 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#307))*{iter#307 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#308))*{iter#308 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#343)))))*{c_1#343 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#225)))))*{c_2#225 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#309))*{iter#309 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#145*{c'_1#145 <- `c'_1*`}, c'_2#97*{c'_2#97 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#374)*{c#374 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#233*{c_1#233 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#153*{c_2#153 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#103*{c'_1#103 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#234)))*{c_1#234 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#71*{c'_2#71 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#154)))*{c_2#154 <- `c_2*`}
-    -- let{`c*` : iN*} c#372*{c#372 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#104*{c'_1#104 <- `c'_1*`}, c'_2#72*{c'_2#72 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#373)))*{c#373 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#267)*{c#267 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#344*{c_1#344 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#226*{c_2#226 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#146*{c'_1#146 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#345)))*{c_1#345 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#98*{c'_2#98 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#227)))*{c_2#227 <- `c_2*`}
+    -- let{`c*` : iN*} c#266*{c#266 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#147*{c'_1#147 <- `c'_1*`}, c'_2#99*{c'_2#99 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#310))*{iter#310 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#311))*{iter#311 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#346)))))*{c_1#346 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#228)))))*{c_2#228 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#312))*{iter#312 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#148*{c'_1#148 <- `c'_1*`}, c'_2#100*{c'_2#100 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#377)*{c#377 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#235*{c_1#235 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#155*{c_2#155 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#105*{c'_1#105 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#236)))*{c_1#236 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#73*{c'_2#73 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#156)))*{c_2#156 <- `c_2*`}
-    -- let{`c*` : iN*} c#375*{c#375 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#106*{c'_1#106 <- `c'_1*`}, c'_2#74*{c'_2#74 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#376)))*{c#376 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#269)*{c#269 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#347*{c_1#347 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#229*{c_2#229 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#149*{c'_1#149 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#348)))*{c_1#348 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#101*{c'_2#101 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#230)))*{c_2#230 <- `c_2*`}
+    -- let{`c*` : iN*} c#268*{c#268 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#150*{c'_1#150 <- `c'_1*`}, c'_2#102*{c'_2#102 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#313))*{iter#313 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#314))*{iter#314 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#349)))))*{c_1#349 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#231)))))*{c_2#231 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#315))*{iter#315 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#151*{c'_1#151 <- `c'_1*`}, c'_2#103*{c'_2#103 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#380)*{c#380 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#237*{c_1#237 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#157*{c_2#157 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#107*{c'_1#107 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#238)))*{c_1#238 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#75*{c'_2#75 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#158)))*{c_2#158 <- `c_2*`}
-    -- let{`c*` : iN*} c#378*{c#378 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#108*{c'_1#108 <- `c'_1*`}, c'_2#76*{c'_2#76 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#379)))*{c#379 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#271)*{c#271 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#350*{c_1#350 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#232*{c_2#232 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#152*{c'_1#152 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#351)))*{c_1#351 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#104*{c'_2#104 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#233)))*{c_2#233 <- `c_2*`}
+    -- let{`c*` : iN*} c#270*{c#270 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#153*{c'_1#153 <- `c'_1*`}, c'_2#105*{c'_2#105 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#316))*{iter#316 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#317))*{iter#317 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#352)))))*{c_1#352 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#234)))))*{c_2#234 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#318))*{iter#318 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#154*{c'_1#154 <- `c'_1*`}, c'_2#106*{c'_2#106 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#383)*{c#383 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#239*{c_1#239 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#159*{c_2#159 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#109*{c'_1#109 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#240)))*{c_1#240 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#77*{c'_2#77 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#160)))*{c_2#160 <- `c_2*`}
-    -- let{`c*` : iN*} c#381*{c#381 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#110*{c'_1#110 <- `c'_1*`}, c'_2#78*{c'_2#78 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#382)))*{c#382 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#273)*{c#273 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#353*{c_1#353 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#235*{c_2#235 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#155*{c'_1#155 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#354)))*{c_1#354 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#107*{c'_2#107 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#236)))*{c_2#236 <- `c_2*`}
+    -- let{`c*` : iN*} c#272*{c#272 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#156*{c'_1#156 <- `c'_1*`}, c'_2#108*{c'_2#108 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#319))*{iter#319 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#320))*{iter#320 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#355)))))*{c_1#355 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#237)))))*{c_2#237 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#321))*{iter#321 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#157*{c'_1#157 <- `c'_1*`}, c'_2#109*{c'_2#109 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#386)*{c#386 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#241*{c_1#241 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#161*{c_2#161 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#111*{c'_1#111 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#242)))*{c_1#242 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#79*{c'_2#79 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#162)))*{c_2#162 <- `c_2*`}
-    -- let{`c*` : iN*} c#384*{c#384 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#112*{c'_1#112 <- `c'_1*`}, c'_2#80*{c'_2#80 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#385)))*{c#385 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#275)*{c#275 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#356*{c_1#356 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#238*{c_2#238 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#158*{c'_1#158 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#357)))*{c_1#357 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#110*{c'_2#110 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#239)))*{c_2#239 <- `c_2*`}
+    -- let{`c*` : iN*} c#274*{c#274 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#159*{c'_1#159 <- `c'_1*`}, c'_2#111*{c'_2#111 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#322))*{iter#322 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#323))*{iter#323 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#358)))))*{c_1#358 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#240)))))*{c_2#240 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#324))*{iter#324 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#160*{c'_1#160 <- `c'_1*`}, c'_2#112*{c'_2#112 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivmul_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivmul_{N : nat, `i_1*` : iN*, `i_2*` : iN*}(N, i_1#5*{i_1#5 <- `i_1*`}, i_2#5*{i_2#5 <- `i_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`}
+  def $ivmul_{N : nat, `i_1*` : iN*, `i_2*` : iN*}(N, i_1#7*{i_1#7 <- `i_1*`}, i_2#7*{i_2#7 <- `i_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -11185,7 +11823,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#325))*{iter#325 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11200,7 +11840,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#326))*{iter#326 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11215,7 +11857,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#327))*{iter#327 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11230,7 +11874,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#328))*{iter#328 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11245,7 +11891,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#329))*{iter#329 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11260,7 +11908,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#330))*{iter#330 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11275,7 +11925,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#331))*{iter#331 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11290,7 +11942,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#332))*{iter#332 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11305,7 +11959,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#333))*{iter#333 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11320,7 +11976,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#334))*{iter#334 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11335,7 +11993,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#335))*{iter#335 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11350,7 +12010,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#336))*{iter#336 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11365,7 +12027,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#337))*{iter#337 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11380,7 +12044,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#338))*{iter#338 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11395,7 +12061,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#339))*{iter#339 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11410,7 +12078,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#340))*{iter#340 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11816,13 +12486,22 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{val : val}(I32_storagetype, val) = ?($fieldval_val(val))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I8_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I16_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if ($packfield_(storagetype, val) =/= ?())
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -11967,13 +12646,22 @@ def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   def $unpackfield_{numtype : numtype, var_0 : num_}(I32_storagetype, ?(), CONST_fieldval(numtype, var_0)) = ?(CONST_val(numtype, var_0))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{sx : sx, i : uN}(I8_storagetype, ?(sx), PACK_fieldval(I8_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, sx, i))))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{sx : sx, i : uN}(I16_storagetype, ?(sx), PACK_fieldval(I16_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if ($unpackfield_(storagetype, var_0, fieldval) =/= ?())
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -12044,10 +12732,28 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
+  def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
@@ -12059,61 +12765,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -12124,123 +12938,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[$proj_uN_0(x).0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b#1*{b#1 <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b#2*{b#2 <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r#1*{r#1 <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r#2*{r#2 <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b#3*{b#3 <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b#4*{b#4 <- `b*`}], $fof(z)))
+  def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b#2*{b#2 <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si#1*{si#1 <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si#2*{si#2 <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai#1*{ai#1 <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai#2*{ai#2 <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn#1*{exn#1 <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn#2*{exn#2 <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -12251,42 +13279,57 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if ($proj_uN_0(i').0 = (|r'#3*{r'#3 <- `r'*`}| + n))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#3).0))?{j#3 <- `j?`}
     -- if (($proj_uN_0(i').0 : nat <:> int) <= (((2 ^ $size($numtype_addrtype(at))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#4?{j#4 <- `j?`}), rt), REFS r'#4*{r'#4 <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j#5?{j#5 <- `j?`}), rt), REFS r'#5*{r'#5 <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if ($growtable(tableinst, nat, ref) =/= ?())
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $growmem{meminst : meminst, n : nat, meminst' : meminst, i' : uN}(meminst, n) = ?(meminst')
-    -- let{at : addrtype, i : u64, `j?` : u64?, `b*` : byte*} {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#6?{j#6 <- `j?`})), BYTES b#5*{b#5 <- `b*`}} = meminst
-    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#7?{j#7 <- `j?`})), BYTES b#6*{b#6 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
-    -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b#7*{b#7 <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
+    -- let{at : addrtype, i : u64, `j?` : u64?, `b*` : byte*} {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#6?{j#6 <- `j?`})), BYTES b#3*{b#3 <- `b*`}} = meminst
+    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#7?{j#7 <- `j?`})), BYTES b#4*{b#4 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
+    -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b#5*{b#5 <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#8).0))?{j#8 <- `j?`}
     -- if ($proj_uN_0(i').0 <= (2 ^ ((($size($numtype_addrtype(at)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#9?{j#9 <- `j?`})), BYTES b#8*{b#8 <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#10?{j#10 <- `j?`})), BYTES b#9*{b#9 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#9?{j#9 <- `j?`})), BYTES b#6*{b#6 <- `b*`}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#10?{j#10 <- `j?`})), BYTES b#7*{b#7 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if ($growmem(meminst, nat) =/= ?())
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12296,69 +13339,45 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.STRUCTS_store|)
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.ARRAYS_store|)
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (a < |s.EXNS_store|)
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -12367,9 +13386,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12380,31 +13396,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, $val_num(num), $valtype_numtype(nt))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, $val_vec(vec), $valtype_vectype(vt))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, $val_ref(ref), $valtype_reftype(rt))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -12412,16 +13419,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, $fieldval_val(val), $storagetype_valtype(t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, $fieldval_packval(packval), $storagetype_packtype(pt))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12433,48 +13435,36 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (a < |s.TAGS_store|)
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (a < |s.GLOBALS_store|)
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (a < |s.MEMS_store|)
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (a < |s.TABLES_store|)
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype($typeuse_deftype(funcinst.TYPE_funcinst)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(funcinst.TYPE_funcinst)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12484,36 +13474,82 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (iter_val#3 : deftype <: typeuse)*{iter_val#3 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (iter_val#4 : deftype <: typeuse)*{iter_val#4 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (iter_val#5 : deftype <: typeuse)*{iter_val#5 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (iter_val#6 : deftype <: typeuse)*{iter_val#6 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (iter_val#7 : deftype <: typeuse)*{iter_val#7 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_pure_before_ref.eq-true`: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null_0`{ref_1 : ref, ref_2 : ref}:
     `%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12521,274 +13557,183 @@ relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([$instr_val(val) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([$instr_val(val_1) $instr_val(val_2) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [$instr_val(val_1)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([$instr_val(val_1) $instr_val(val_2) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [$instr_val(val_2)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, $instr_val(val)*{val <- `val*`})], $instr_val(val)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, $instr_val(val)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], $instr_val(val)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if ($proj_uN_0(l).0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if ($proj_uN_0(l).0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |l*{l <- `l*`}|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NULL_instr(l)], [$instr_val(val)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NON_NULL_instr(l)], [$instr_val(val) BR_instr(l)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, $instr_val(val)^n{val <- `val*`})], $instr_val(val)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, $instr_val(val)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], $instr_val(val)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`})], $instr_val(val)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`($instr_val(val)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([$instr_val(val) `LOCAL.TEE`_instr(x)], [$instr_val(val) $instr_val(val) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.AS_NON_NULL`_instr], [$instr_ref(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12796,237 +13741,163 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref_1 =/= ref_2)
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([$instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], $instr_val(val)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([$instr_ref(ref) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([$instr_ref(ref) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [$instr_ref(ref)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (|$unop_(nt, unop, c_1)| > 0)
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (|$binop_(nt, binop, c_1, c_2)| > 0)
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (|$cvtop__(nt_1, nt_2, cvtop, c_1)| > 0)
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvunop_(V128_vectype, vvunop, c_1)| > 0)
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvbinop_(V128_vectype, vvbinop, c_1, c_2)| > 0)
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vunop_(sh, vunop, c_1)| > 0)
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vbinop_(sh, vbinop, c_1, c_2)| > 0)
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vternop_(sh, vternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -13036,64 +13907,48 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- (if ($proj_lane__2(i) =/= ?()))*{i <- `i*`}
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = $prod($proj_uN_0($inez_($jsizenn(Jnn), !($proj_lane__2(i)))).0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13101,9 +13956,7 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), c_1)|)
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), c_1)[$proj_uN_0(i).0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)))
 
@@ -13114,75 +13967,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if ($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)[$proj_uN_0(i).0]) =/= ?())
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)|)
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1#3*{t_1#3 <- `t_1*`}), `%`_resulttype(t_2#3*{t_2#3 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1#4*{t_1#4 <- `t_1*`}), [], `%`_resulttype(t_2#4*{t_2#4 <- `t_2*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#5*{t_1#5 <- `t_1*`}), `%`_resulttype(t_2#5*{t_2#5 <- `t_2*`})))
+    -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1#2*{t_1#2 <- `t_1*`}), `%`_resulttype(t_2#2*{t_2#2 <- `t_2*`})))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#3*{t_1#3 <- `t_1*`}), `%`_resulttype(t_2#3*{t_2#3 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t#1?{t#1 <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t#2?{t#2 <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_br_on_cast-fail`: `%`(config)
@@ -13192,8 +14037,7 @@ relation `Step_read_before_br_on_cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13204,7 +14048,7 @@ relation `Step_read_before_br_on_cast_fail-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13212,15 +14056,10 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13229,10 +14068,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13241,9 +14077,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-zero`: `%`(config)
@@ -13252,8 +14086,7 @@ relation `Step_read_before_table.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-zero`: `%`(config)
@@ -13263,8 +14096,8 @@ relation `Step_read_before_table.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-le`: `%`(config)
@@ -13273,7 +14106,6 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13281,8 +14113,8 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-gt`: `%`(config)
@@ -13293,22 +14125,12 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13316,8 +14138,8 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-zero`: `%`(config)
@@ -13327,8 +14149,8 @@ relation `Step_read_before_table.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-zero`: `%`(config)
@@ -13337,8 +14159,7 @@ relation `Step_read_before_memory.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-zero`: `%`(config)
@@ -13348,8 +14169,8 @@ relation `Step_read_before_memory.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-le`: `%`(config)
@@ -13358,7 +14179,6 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13366,8 +14186,8 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-zero`: `%`(config)
@@ -13377,8 +14197,8 @@ relation `Step_read_before_memory.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_ref.test-false`: `%`(config)
@@ -13388,8 +14208,7 @@ relation `Step_read_before_ref.test-false`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13400,7 +14219,7 @@ relation `Step_read_before_ref.cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13411,8 +14230,23 @@ relation `Step_read_before_array.fill-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.fill-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-zero_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-oob_1`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-zero`: `%`(config)
@@ -13422,8 +14256,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13431,8 +14264,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-le`: `%`(config)
@@ -13441,7 +14273,6 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13449,8 +14280,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13458,8 +14288,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-gt`: `%`(config)
@@ -13472,17 +14301,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13490,7 +14308,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13498,8 +14315,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13507,8 +14323,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_elem-zero`: `%`(config)
@@ -13517,8 +14332,7 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13526,8 +14340,30 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-zero_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(j) =/= ?())
+    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
+    -- wf_eleminst: `%`($elem(z, y))
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-zero`: `%`(config)
@@ -13538,8 +14374,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13548,8 +14383,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-num`: `%`(config)
@@ -13558,7 +14392,6 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -13567,8 +14400,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13577,8 +14409,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -13586,16 +14417,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13604,15 +14433,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]), [$instr_ref(ref)])
     -- ~ `Step_read_before_br_on_cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -13620,15 +14447,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [$instr_ref(ref) BR_instr(l)])
     -- ~ `Step_read_before_br_on_cast_fail-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
@@ -13636,15 +14461,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr($typeuse_deftype($funcinst(z)[a].TYPE_funcinst)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -13655,8 +14476,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- (if ($default_(t) =/= ?()))*{t <- `t*`}
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -13667,72 +14487,48 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr($typeuse_deftype($funcinst(z)[a].TYPE_funcinst)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- if (a < |$funcinst(z)|)
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13741,9 +14537,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13752,75 +14546,60 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- ~ `Step_read_before_throw_ref-handler-next`: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [$instr_val(val)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [$instr_val(val)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]), [$instr_ref($table(z, x).REFS_tableinst[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13828,8 +14607,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13837,7 +14615,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13845,12 +14622,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13858,15 +14629,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -13875,15 +14645,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -13891,15 +14652,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-gt`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13907,8 +14659,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13917,7 +14669,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13927,69 +14678,58 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr($numtype_addrtype(Inn), mk_num__0_num_(Inn, $extend__(n, $size($numtype_addrtype(Inn)), sx, c)))])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(Inn), mk_num__0_num_(Inn, $extend__(n, $size($numtype_addrtype(Inn)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
@@ -13997,8 +14737,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- (if ($proj_num__0(i) =/= ?()))^(k<K){}
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[(($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -14007,8 +14748,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -14018,8 +14758,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0)))
 
@@ -14028,8 +14769,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -14038,16 +14778,16 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -14057,8 +14797,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0)))
 
@@ -14067,8 +14809,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14076,8 +14817,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -14085,7 +14825,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -14093,12 +14832,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14106,8 +14839,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14116,7 +14849,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14126,15 +14858,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14144,15 +14867,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 > $proj_uN_0(!($proj_num__0(i_2))).0)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14160,8 +14874,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14170,7 +14884,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14180,27 +14893,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0])])
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -14208,16 +14909,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_read_before_ref.test-false`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -14225,15 +14923,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- ~ `Step_read_before_ref.cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -14242,16 +14938,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (|`val*`| = |`zt*`|)
     -- (if ($default_($unpack(zt)) =/= ?()))*{zt <- `zt*`}
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -14261,7 +14954,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(i).0 < |$structinst(z)[a].FIELDS_structinst|)
     -- if (a < |$structinst(z)|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14270,9 +14962,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($default_($unpack(zt)) =/= ?())
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14280,17 +14971,14 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), $instr_ref(ref)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if ($proj_num__0(i) =/= ?())
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(i))).0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -14299,8 +14987,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14311,16 +14998,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($zsize(zt) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(i))).0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
@@ -14328,8 +15013,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -14339,27 +15023,20 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_num__0(i) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
     -- if (a < |$arrayinst(z)|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
@@ -14367,44 +15044,27 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
     -- if ($proj_num__0(i) =/= ?())
-    -- if (n =/= 0)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
+    -- ~ `Step_read_before_array.fill-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) $instr_ref(ref) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) $instr_ref(ref) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -14412,8 +15072,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -14421,45 +15080,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
-    -- if ($proj_num__0(i_2) =/= ?())
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if ($proj_num__0(i_1) =/= ?())
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- if (n =/= 0)
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14471,24 +15108,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14496,54 +15120,34 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
-    -- if ($proj_num__0(j) =/= ?())
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_ref(ref) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
-    -- if (n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(j))).0 < |$elem(z, y).REFS_eleminst|)
     -- if (ref = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14551,8 +15155,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -14561,8 +15164,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14570,7 +15172,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -14582,15 +15183,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.init_data-num`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14602,23 +15196,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', $instr_val(val)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', $instr_val(val)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14626,8 +15215,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14635,8 +15222,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14644,8 +15229,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -14657,82 +15240,69 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if (exn = {TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [$instr_val(val) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_val(val) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [$instr_val(val) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_val(val) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if ($growtable($table(z, x), n, ref) =/= ?())
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(Inn), c) STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(Inn), c) STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
@@ -14740,32 +15310,29 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(c) =/= ?())
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size($numtype_addrtype(Inn)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(Inn), c) STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size($numtype_addrtype(Inn)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size($numtype_addrtype(Inn)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -14776,8 +15343,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]) =/= ?())
     -- if ($proj_uN_0(j).0 < |$lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)|)
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))}
     -- wf_uN: `%%`(N, `%`_uN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
@@ -14785,20 +15351,16 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if ($growmem($mem(z, x), n) =/= ?())
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -14807,16 +15369,13 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$structinst(z)|)
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`, zt <- `zt*`}
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr $instr_val(val) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr $instr_val(val) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -14824,8 +15383,6 @@ relation Step: `%~>%`(config, config)
     -- if ($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val) =/= ?())
     -- if ($proj_uN_0(i).0 < |zt*{zt <- `zt*`}|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) $instr_val(val) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -14834,16 +15391,13 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`}
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
@@ -14851,8 +15405,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -14860,8 +15413,6 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($packfield_(zt, val) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -14873,7 +15424,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -14881,8 +15431,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14915,9 +15465,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14929,6 +15488,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'#1*{tagtype'#1 <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'#1*{ja'#1 <- `ja'*`}) = $alloctags(s_1, tagtype'#2*{tagtype'#2 <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'#3*{tagtype'#3 <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14936,9 +15511,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14950,6 +15535,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'#1*{globaltype'#1 <- `globaltype'*`}, [val] ++ val'#1*{val'#1 <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'#1*{ga'#1 <- `ga'*`}) = $allocglobals(s_1, globaltype'#2*{globaltype'#2 <- `globaltype'*`}, val'#2*{val'#2 <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'#3*{globaltype'#3 <- `globaltype'*`}, val'#3*{val'#3 <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14957,9 +15559,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#11?{j#11 <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#12?{j#12 <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#13?{j#13 <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14971,6 +15582,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'#1*{memtype'#1 <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'#1*{ma'#1 <- `ma'*`}) = $allocmems(s_1, memtype'#2*{memtype'#2 <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'#3*{memtype'#3 <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14978,9 +15605,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j#14?{j#14 <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#15?{j#15 <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#16?{j#16 <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14992,6 +15629,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'#1*{tabletype'#1 <- `tabletype'*`}, [ref] ++ ref'#1*{ref'#1 <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'#1*{ta'#1 <- `ta'*`}) = $alloctables(s_1, tabletype'#2*{tabletype'#2 <- `tabletype'*`}, ref'#2*{ref'#2 <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'#3*{tabletype'#3 <- `tabletype'*`}, ref'#3*{ref'#3 <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14999,9 +15653,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15013,6 +15677,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'#3*{dt'#3 <- `dt'*`}, [funccode] ++ funccode'#1*{funccode'#1 <- `funccode'*`}, [moduleinst] ++ moduleinst'#1*{moduleinst'#1 <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'#1*{fa'#1 <- `fa'*`}) = $allocfuncs(s_1, dt'#4*{dt'#4 <- `dt'*`}, funccode'#2*{funccode'#2 <- `funccode'*`}, moduleinst'#2*{moduleinst'#2 <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'#5*{dt'#5 <- `dt'*`}, funccode'#3*{funccode'#3 <- `funccode'*`}, moduleinst'#3*{moduleinst'#3 <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15020,9 +15701,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte#2*{byte#2 <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte#3*{byte#3 <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte#4*{byte#4 <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15031,9 +15721,25 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:76.1-76.40
   def $allocdatas{s : store}(s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:77.1-79.53
-  def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'#1*{ok'#1 <- `ok'*`}, [b#10*{b#10 <- `b*`}] ++ b'#1*{b'#1 <- `b'*#1`}*{`b'*#1` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
-    -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b#11*{b#11 <- `b*`})
+  def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'#1*{ok'#1 <- `ok'*`}, [b#8*{b#8 <- `b*`}] ++ b'#1*{b'#1 <- `b'*#1`}*{`b'*#1` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
+    -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b#9*{b#9 <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'#1*{da'#1 <- `da'*`}) = $allocdatas(s_1, ok'#2*{ok'#2 <- `ok'*`}, b'#2*{b'#2 <- `b'*#2`}*{`b'*#2` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b#10*{b#10 <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'#3*{ok'#3 <- `ok'*`}, b'#3*{b'#3 <- `b'*#3`}*{`b'*#3` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15041,9 +15747,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref#1*{ref#1 <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref#2*{ref#2 <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref#3*{ref#3 <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15052,46 +15768,78 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:87.1-87.40
   def $allocelems{s : store}(s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:88.1-90.55
-  def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'#1*{rt'#1 <- `rt'*`}, [ref#4*{ref#4 <- `ref*`}] ++ ref'#3*{ref'#3 <- `ref'*#1`}*{`ref'*#1` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
+  def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'#1*{rt'#1 <- `rt'*`}, [ref#4*{ref#4 <- `ref*`}] ++ ref'#4*{ref'#4 <- `ref'*#1`}*{`ref'*#1` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref#5*{ref#5 <- `ref*`})
-    -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'#1*{ea'#1 <- `ea'*`}) = $allocelems(s_1, rt'#2*{rt'#2 <- `rt'*`}, ref'#4*{ref'#4 <- `ref'*#2`}*{`ref'*#2` <- `ref'**`})
+    -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'#1*{ea'#1 <- `ea'*`}) = $allocelems(s_1, rt'#2*{rt'#2 <- `rt'*`}, ref'#5*{ref'#5 <- `ref'*#2`}*{`ref'*#2` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref#6*{ref#6 <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'#3*{rt'#3 <- `rt'*`}, ref'#6*{ref'#6 <- `ref'*#3`}*{`ref'*#3` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export#4*{export#4 <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
+  def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export#3*{export#3 <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmodule{s : store, module : module, `externaddr*` : externaddr*, `val_G*` : val*, `ref_T*` : ref*, `ref_E**` : ref**, s_7 : store, moduleinst : moduleinst, `tagtype*` : tagtype*, `expr_G*` : expr*, `globaltype*` : globaltype*, `memtype*` : memtype*, `expr_T*` : expr*, `tabletype*` : tabletype*, `expr_F*` : expr*, `local**` : local**, `x*` : idx*, `byte**` : byte**, `datamode*` : datamode*, `elemmode*` : elemmode*, `elemtype*` : elemtype*, `expr_E**` : expr**, `xi*` : exportinst*}(s, module, externaddr#1*{externaddr#1 <- `externaddr*`}, val_G#1*{val_G#1 <- `val_G*`}, ref_T#1*{ref_T#1 <- `ref_T*`}, ref_E#1*{ref_E#1 <- `ref_E*#1`}*{`ref_E*#1` <- `ref_E**`}) = (s_7, moduleinst)
-    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#2*{type#2 <- `type*`}), `%`_list(import#2*{import#2 <- `import*`}), `%`_list(tag#2*{tag#2 <- `tag*`}), `%`_list(global#4*{global#4 <- `global*`}), `%`_list(mem#4*{mem#4 <- `mem*`}), `%`_list(table#4*{table#4 <- `table*`}), `%`_list(func#3*{func#3 <- `func*`}), `%`_list(data#2*{data#2 <- `data*`}), `%`_list(elem#4*{elem#4 <- `elem*`}), start#4?{start#4 <- `start?`}, `%`_list(export#5*{export#5 <- `export*`})) = module
+    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#2*{type#2 <- `type*`}), `%`_list(import#2*{import#2 <- `import*`}), `%`_list(tag#2*{tag#2 <- `tag*`}), `%`_list(global#3*{global#3 <- `global*`}), `%`_list(mem#3*{mem#3 <- `mem*`}), `%`_list(table#3*{table#3 <- `table*`}), `%`_list(func#3*{func#3 <- `func*`}), `%`_list(data#2*{data#2 <- `data*`}), `%`_list(elem#3*{elem#3 <- `elem*`}), start#3?{start#3 <- `start?`}, `%`_list(export#4*{export#4 <- `export*`})) = module
     -- if (tag#3*{tag#3 <- `tag*`} = TAG_tag(tagtype#78)*{tagtype#78 <- `tagtype*`})
-    -- if (global#5*{global#5 <- `global*`} = GLOBAL_global(globaltype#122, expr_G#1)*{expr_G#1 <- `expr_G*`, globaltype#122 <- `globaltype*`})
-    -- if (mem#5*{mem#5 <- `mem*`} = MEMORY_mem(memtype#122)*{memtype#122 <- `memtype*`})
-    -- if (table#5*{table#5 <- `table*`} = TABLE_table(tabletype#156, expr_T#1)*{expr_T#1 <- `expr_T*`, tabletype#156 <- `tabletype*`})
+    -- if (global#4*{global#4 <- `global*`} = GLOBAL_global(globaltype#122, expr_G#1)*{expr_G#1 <- `expr_G*`, globaltype#122 <- `globaltype*`})
+    -- if (mem#4*{mem#4 <- `mem*`} = MEMORY_mem(memtype#122)*{memtype#122 <- `memtype*`})
+    -- if (table#4*{table#4 <- `table*`} = TABLE_table(tabletype#156, expr_T#1)*{expr_T#1 <- `expr_T*`, tabletype#156 <- `tabletype*`})
     -- if (func#4*{func#4 <- `func*`} = FUNC_func(x#2, local#2*{local#2 <- `local*#82`}, expr_F#1)*{expr_F#1 <- `expr_F*`, `local*#82` <- `local**`, x#2 <- `x*`})
     -- if (data#3*{data#3 <- `data*`} = DATA_data(byte#5*{byte#5 <- `byte*#110`}, datamode#110)*{`byte*#110` <- `byte**`, datamode#110 <- `datamode*`})
-    -- if (elem#5*{elem#5 <- `elem*`} = ELEM_elem(elemtype#1, expr_E#1*{expr_E#1 <- `expr_E*#1`}, elemmode#230)*{elemmode#230 <- `elemmode*`, elemtype#1 <- `elemtype*`, `expr_E*#1` <- `expr_E**`})
+    -- if (elem#4*{elem#4 <- `elem*`} = ELEM_elem(elemtype#1, expr_E#1*{expr_E#1 <- `expr_E*#1`}, elemmode#230)*{elemmode#230 <- `elemmode*`, elemtype#1 <- `elemtype*`, `expr_E*#1` <- `expr_E**`})
     -- let{`aa_I*` : tagaddr*} aa_I#1*{aa_I#1 <- `aa_I*`} = $tagsxa(externaddr#2*{externaddr#2 <- `externaddr*`})
     -- let{`ga_I*` : globaladdr*} ga_I#1*{ga_I#1 <- `ga_I*`} = $globalsxa(externaddr#3*{externaddr#3 <- `externaddr*`})
     -- let{`ma_I*` : memaddr*} ma_I#1*{ma_I#1 <- `ma_I*`} = $memsxa(externaddr#4*{externaddr#4 <- `externaddr*`})
@@ -15106,31 +15854,62 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- let{s_5 : store, `da*` : dataaddr*} (s_5, da#1*{da#1 <- `da*`}) = $allocdatas(s_4, OK_datatype^|data#4*{data#4 <- `data*`}|{}, byte#6*{byte#6 <- `byte*#112`}*{`byte*#112` <- `byte**`})
     -- let{s_6 : store, `ea*` : elemaddr*} (s_6, ea#1*{ea#1 <- `ea*`}) = $allocelems(s_5, $subst_all_reftype(elemtype#2, $typeuse_deftype(dt#13)*{dt#13 <- `dt*`})*{elemtype#2 <- `elemtype*`}, ref_E#2*{ref_E#2 <- `ref_E*#2`}*{`ref_E*#2` <- `ref_E**`})
     -- if ((s_7, fa#2*{fa#2 <- `fa*`}) = $allocfuncs(s_6, dt#14*{dt#14 <- `dt*`}[$proj_uN_0(x#3).0]*{x#3 <- `x*`}, FUNC_funccode(x#4, local#3*{local#3 <- `local*#84`}, expr_F#2)*{expr_F#2 <- `expr_F*`, `local*#84` <- `local**`, x#4 <- `x*`}, moduleinst^|func#6*{func#6 <- `func*`}|{}))
-    -- if (xi#1*{xi#1 <- `xi*`} = $allocexports({TYPES [], TAGS aa_I#2*{aa_I#2 <- `aa_I*`} ++ aa#2*{aa#2 <- `aa*`}, GLOBALS ga_I#2*{ga_I#2 <- `ga_I*`} ++ ga#2*{ga#2 <- `ga*`}, MEMS ma_I#2*{ma_I#2 <- `ma_I*`} ++ ma#2*{ma#2 <- `ma*`}, TABLES ta_I#2*{ta_I#2 <- `ta_I*`} ++ ta#2*{ta#2 <- `ta*`}, FUNCS fa_I#2*{fa_I#2 <- `fa_I*`} ++ fa#3*{fa#3 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#6*{export#6 <- `export*`}))
+    -- if (xi#1*{xi#1 <- `xi*`} = $allocexports({TYPES [], TAGS aa_I#2*{aa_I#2 <- `aa_I*`} ++ aa#2*{aa#2 <- `aa*`}, GLOBALS ga_I#2*{ga_I#2 <- `ga_I*`} ++ ga#2*{ga#2 <- `ga*`}, MEMS ma_I#2*{ma_I#2 <- `ma_I*`} ++ ma#2*{ma#2 <- `ma*`}, TABLES ta_I#2*{ta_I#2 <- `ta_I*`} ++ ta#2*{ta#2 <- `ta*`}, FUNCS fa_I#2*{fa_I#2 <- `fa_I*`} ++ fa#3*{fa#3 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#5*{export#5 <- `export*`}))
     -- if (moduleinst = {TYPES dt#15*{dt#15 <- `dt*`}, TAGS aa_I#3*{aa_I#3 <- `aa_I*`} ++ aa#3*{aa#3 <- `aa*`}, GLOBALS ga_I#3*{ga_I#3 <- `ga_I*`} ++ ga#3*{ga#3 <- `ga*`}, MEMS ma_I#3*{ma_I#3 <- `ma_I*`} ++ ma#3*{ma#3 <- `ma*`}, TABLES ta_I#3*{ta_I#3 <- `ta_I*`} ++ ta#3*{ta#3 <- `ta*`}, FUNCS fa_I#3*{fa_I#3 <- `fa_I*`} ++ fa#4*{fa#4 <- `fa*`}, DATAS da#2*{da#2 <- `da*`}, ELEMS ea#2*{ea#2 <- `ea*`}, EXPORTS xi#2*{xi#2 <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
-    -- wf_module: `%`(MODULE_module(`%`_list(type#4*{type#4 <- `type*`}), `%`_list(import#3*{import#3 <- `import*`}), `%`_list(tag#4*{tag#4 <- `tag*`}), `%`_list(global#6*{global#6 <- `global*`}), `%`_list(mem#6*{mem#6 <- `mem*`}), `%`_list(table#6*{table#6 <- `table*`}), `%`_list(func#7*{func#7 <- `func*`}), `%`_list(data#5*{data#5 <- `data*`}), `%`_list(elem#6*{elem#6 <- `elem*`}), start#5?{start#5 <- `start?`}, `%`_list(export#7*{export#7 <- `export*`})))
-    -- (wf_tag: `%`(TAG_tag(tagtype#81)))*{tagtype#81 <- `tagtype*`}
-    -- (wf_global: `%`(GLOBAL_global(globaltype#125, expr_G#2)))*{expr_G#2 <- `expr_G*`, globaltype#125 <- `globaltype*`}
-    -- (wf_mem: `%`(MEMORY_mem(memtype#125)))*{memtype#125 <- `memtype*`}
-    -- (wf_table: `%`(TABLE_table(tabletype#159, expr_T#2)))*{expr_T#2 <- `expr_T*`, tabletype#159 <- `tabletype*`}
-    -- (wf_func: `%`(FUNC_func(x#5, local#4*{local#4 <- `local*#85`}, expr_F#3)))*{expr_F#3 <- `expr_F*`, `local*#85` <- `local**`, x#5 <- `x*`}
-    -- (wf_data: `%`(DATA_data(byte#7*{byte#7 <- `byte*#113`}, datamode#112)))*{`byte*#113` <- `byte**`, datamode#112 <- `datamode*`}
-    -- (wf_elem: `%`(ELEM_elem(elemtype#3, expr_E#2*{expr_E#2 <- `expr_E*#2`}, elemmode#232)))*{elemmode#232 <- `elemmode*`, elemtype#3 <- `elemtype*`, `expr_E*#2` <- `expr_E**`}
-    -- wf_moduleinst: `%`({TYPES [], TAGS aa_I#4*{aa_I#4 <- `aa_I*`} ++ aa#4*{aa#4 <- `aa*`}, GLOBALS ga_I#4*{ga_I#4 <- `ga_I*`} ++ ga#4*{ga#4 <- `ga*`}, MEMS ma_I#4*{ma_I#4 <- `ma_I*`} ++ ma#4*{ma#4 <- `ma*`}, TABLES ta_I#4*{ta_I#4 <- `ta_I*`} ++ ta#4*{ta#4 <- `ta*`}, FUNCS fa_I#4*{fa_I#4 <- `fa_I*`} ++ fa#5*{fa#5 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
-    -- wf_moduleinst: `%`({TYPES dt#16*{dt#16 <- `dt*`}, TAGS aa_I#5*{aa_I#5 <- `aa_I*`} ++ aa#5*{aa#5 <- `aa*`}, GLOBALS ga_I#5*{ga_I#5 <- `ga_I*`} ++ ga#5*{ga#5 <- `ga*`}, MEMS ma_I#5*{ma_I#5 <- `ma_I*`} ++ ma#5*{ma#5 <- `ma*`}, TABLES ta_I#5*{ta_I#5 <- `ta_I*`} ++ ta#5*{ta#5 <- `ta*`}, FUNCS fa_I#5*{fa_I#5 <- `fa_I*`} ++ fa#6*{fa#6 <- `fa*`}, DATAS da#3*{da#3 <- `da*`}, ELEMS ea#3*{ea#3 <- `ea*`}, EXPORTS xi#3*{xi#3 <- `xi*`}})
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype#81, $typeuse_deftype(dt#16)*{dt#16 <- `dt*`})*{tagtype#81 <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype#82, $typeuse_deftype(dt#17)*{dt#17 <- `dt*`})))*{tagtype#82 <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype#125, $typeuse_deftype(dt#18)*{dt#18 <- `dt*`})*{globaltype#125 <- `globaltype*`}, val_G#3*{val_G#3 <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype#126, $typeuse_deftype(dt#19)*{dt#19 <- `dt*`})))*{globaltype#126 <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype#125, $typeuse_deftype(dt#20)*{dt#20 <- `dt*`})*{memtype#125 <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype#126, $typeuse_deftype(dt#21)*{dt#21 <- `dt*`})))*{memtype#126 <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype#159, $typeuse_deftype(dt#22)*{dt#22 <- `dt*`})*{tabletype#159 <- `tabletype*`}, ref_T#3*{ref_T#3 <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype#160, $typeuse_deftype(dt#23)*{dt#23 <- `dt*`})))*{tabletype#160 <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data#5*{data#5 <- `data*`}|{}, byte#7*{byte#7 <- `byte*#113`}*{`byte*#113` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype#3, $typeuse_deftype(dt#24)*{dt#24 <- `dt*`})*{elemtype#3 <- `elemtype*`}, ref_E#3*{ref_E#3 <- `ref_E*#3`}*{`ref_E*#3` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype#4, $typeuse_deftype(dt#25)*{dt#25 <- `dt*`})))*{elemtype#4 <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt#26*{dt#26 <- `dt*`}[$proj_uN_0(x#5).0]*{x#5 <- `x*`}, FUNC_funccode(x#6, local#4*{local#4 <- `local*#85`}, expr_F#3)*{expr_F#3 <- `expr_F*`, `local*#85` <- `local**`, x#6 <- `x*`}, moduleinst^|func#7*{func#7 <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter#341))*{iter#341 <- $allocexports({TYPES [], TAGS aa_I#4*{aa_I#4 <- `aa_I*`} ++ aa#4*{aa#4 <- `aa*`}, GLOBALS ga_I#4*{ga_I#4 <- `ga_I*`} ++ ga#4*{ga#4 <- `ga*`}, MEMS ma_I#4*{ma_I#4 <- `ma_I*`} ++ ma#4*{ma#4 <- `ma*`}, TABLES ta_I#4*{ta_I#4 <- `ta_I*`} ++ ta#4*{ta#4 <- `ta*`}, FUNCS fa_I#4*{fa_I#4 <- `fa_I*`} ++ fa#5*{fa#5 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#6*{export#6 <- `export*`})}
+    -- wf_module: `%`(MODULE_module(`%`_list(type#4*{type#4 <- `type*`}), `%`_list(import#3*{import#3 <- `import*`}), `%`_list(tag#4*{tag#4 <- `tag*`}), `%`_list(global#5*{global#5 <- `global*`}), `%`_list(mem#5*{mem#5 <- `mem*`}), `%`_list(table#5*{table#5 <- `table*`}), `%`_list(func#8*{func#8 <- `func*`}), `%`_list(data#6*{data#6 <- `data*`}), `%`_list(elem#5*{elem#5 <- `elem*`}), start#4?{start#4 <- `start?`}, `%`_list(export#7*{export#7 <- `export*`})))
+    -- (wf_tag: `%`(TAG_tag(tagtype#83)))*{tagtype#83 <- `tagtype*`}
+    -- (wf_global: `%`(GLOBAL_global(globaltype#127, expr_G#2)))*{expr_G#2 <- `expr_G*`, globaltype#127 <- `globaltype*`}
+    -- (wf_mem: `%`(MEMORY_mem(memtype#127)))*{memtype#127 <- `memtype*`}
+    -- (wf_table: `%`(TABLE_table(tabletype#161, expr_T#2)))*{expr_T#2 <- `expr_T*`, tabletype#161 <- `tabletype*`}
+    -- (wf_func: `%`(FUNC_func(x#7, local#5*{local#5 <- `local*#86`}, expr_F#4)))*{expr_F#4 <- `expr_F*`, `local*#86` <- `local**`, x#7 <- `x*`}
+    -- (wf_data: `%`(DATA_data(byte#8*{byte#8 <- `byte*#114`}, datamode#112)))*{`byte*#114` <- `byte**`, datamode#112 <- `datamode*`}
+    -- (wf_elem: `%`(ELEM_elem(elemtype#5, expr_E#2*{expr_E#2 <- `expr_E*#2`}, elemmode#232)))*{elemmode#232 <- `elemmode*`, elemtype#5 <- `elemtype*`, `expr_E*#2` <- `expr_E**`}
+    -- wf_moduleinst: `%`({TYPES [], TAGS aa_I#5*{aa_I#5 <- `aa_I*`} ++ aa#5*{aa#5 <- `aa*`}, GLOBALS ga_I#5*{ga_I#5 <- `ga_I*`} ++ ga#5*{ga#5 <- `ga*`}, MEMS ma_I#5*{ma_I#5 <- `ma_I*`} ++ ma#5*{ma#5 <- `ma*`}, TABLES ta_I#5*{ta_I#5 <- `ta_I*`} ++ ta#5*{ta#5 <- `ta*`}, FUNCS fa_I#5*{fa_I#5 <- `fa_I*`} ++ fa#6*{fa#6 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
+    -- wf_moduleinst: `%`({TYPES dt#27*{dt#27 <- `dt*`}, TAGS aa_I#6*{aa_I#6 <- `aa_I*`} ++ aa#6*{aa#6 <- `aa*`}, GLOBALS ga_I#6*{ga_I#6 <- `ga_I*`} ++ ga#6*{ga#6 <- `ga*`}, MEMS ma_I#6*{ma_I#6 <- `ma_I*`} ++ ma#6*{ma#6 <- `ma*`}, TABLES ta_I#6*{ta_I#6 <- `ta_I*`} ++ ta#6*{ta#6 <- `ta*`}, FUNCS fa_I#6*{fa_I#6 <- `fa_I*`} ++ fa#7*{fa#7 <- `fa*`}, DATAS da#3*{da#3 <- `da*`}, ELEMS ea#3*{ea#3 <- `ea*`}, EXPORTS xi#3*{xi#3 <- `xi*`}})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b#12^n{b#12 <- `b*`}, PASSIVE_datamode)) = []
+  def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b#11^n{b#11 <- `b*`}, PASSIVE_datamode)) = []
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b#12^n{b#12 <- `b*`}, ACTIVE_datamode(y, instr#9*{instr#9 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b#13^n{b#13 <- `b*`}, ACTIVE_datamode(y, instr#7*{instr#7 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -15138,13 +15917,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e#1^n{e#1 <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e#2^n{e#2 <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e#3^n{e#3 <- `e*`}, ACTIVE_elemmode(y, instr#8*{instr#8 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+  def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e#3^n{e#3 <- `e*`}, ACTIVE_elemmode(y, instr#10*{instr#10 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -15156,9 +15940,25 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:162.1-165.46
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'#1*{expr'#1 <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [$val_ref(ref)])
-    -- let{z'' : state, `ref'*` : ref*} (z'', ref'#5*{ref'#5 <- `ref'*`}) = $evalexprs(z', expr'#2*{expr'#2 <- `expr'*`})
-    -- wf_ref: `%`(ref)
+    -- let{z'' : state, `ref'*` : ref*} (z'', ref'#7*{ref'#7 <- `ref'*`}) = $evalexprs(z', expr'#2*{expr'#2 <- `expr'*`})
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'#3*{expr'#3 <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter#342))*{iter#342 <- $evalexprs(z', expr'#4*{expr'#4 <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15169,9 +15969,28 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:168.1-168.35
   def $evalexprss{z : state}(z, []) = (z, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:169.1-172.49
-  def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr#365*{expr#365 <- `expr*`}] ++ expr'#3*{expr'#3 <- `expr'*#1`}*{`expr'*#1` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
-    -- let{`ref*` : ref*, z' : state} (z', ref#6*{ref#6 <- `ref*`}) = $evalexprs(z, expr#366*{expr#366 <- `expr*`})
-    -- let{z'' : state, `ref'**` : ref**} (z'', ref'#6*{ref'#6 <- `ref'*#3`}*{`ref'*#3` <- `ref'**`}) = $evalexprss(z', expr'#4*{expr'#4 <- `expr'*#2`}*{`expr'*#2` <- `expr'**`})
+  def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr#365*{expr#365 <- `expr*`}] ++ expr'#5*{expr'#5 <- `expr'*#1`}*{`expr'*#1` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- let{`ref*` : ref*, z' : state} (z', ref#7*{ref#7 <- `ref*`}) = $evalexprs(z, expr#366*{expr#366 <- `expr*`})
+    -- let{z'' : state, `ref'**` : ref**} (z'', ref'#8*{ref'#8 <- `ref'*#4`}*{`ref'*#4` <- `ref'**`}) = $evalexprss(z', expr'#6*{expr'#6 <- `expr'*#2`}*{`expr'*#2` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr#367*{expr#367 <- `expr*`}).0)
+    -- (wf_ref: `%`(iter#343))*{iter#343 <- $evalexprs(z, expr#368*{expr#368 <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'#7*{expr'#7 <- `expr'*#3`}*{`expr'*#3` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter#345))*{iter#345 <- iter#344}*{iter#344 <- $evalexprss(z', expr'#8*{expr'#8 <- `expr'*#4`}*{`expr'*#4` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15182,63 +16001,111 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:175.1-175.41
   def $evalglobals{z : state}(z, [], []) = (z, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:176.1-181.82
-  def $evalglobals{z : state, gt : globaltype, `gt'*` : globaltype*, expr : instr*, `expr'*` : expr*, val : val, z' : state}(z, [gt] ++ gt'#1*{gt'#1 <- `gt'*`}, [expr] ++ expr'#5*{expr'#5 <- `expr'*`}) = (z'', [val] ++ val'*{val' <- `val'*`})
+  def $evalglobals{z : state, gt : globaltype, `gt'*` : globaltype*, expr : instr*, `expr'*` : expr*, val : val, z' : state}(z, [gt] ++ gt'#1*{gt'#1 <- `gt'*`}, [expr] ++ expr'#9*{expr'#9 <- `expr'*`}) = (z'', [val] ++ val'*{val' <- `val'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [val])
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
-    -- let{z'' : state, `val'*` : val*} (z'', val'#3*{val'#3 <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#2*{gt'#2 <- `gt'*`}, expr'#6*{expr'#6 <- `expr'*`})
-    -- wf_val: `%`(val)
+    -- let{z'' : state, `val'*` : val*} (z'', val'#4*{val'#4 <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#2*{gt'#2 <- `gt'*`}, expr'#10*{expr'#10 <- `expr'*`})
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#3*{gt'#3 <- `gt'*`}, expr'#11*{expr'#11 <- `expr'*`}).0)
+    -- (wf_val: `%`(iter#346))*{iter#346 <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#4*{gt'#4 <- `gt'*`}, expr'#12*{expr'#12 <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $instantiate{s : store, module : module, `externaddr*` : externaddr*, `xt_I*` : externtype*, `xt_E*` : externtype*, `expr_G*` : expr*, `globaltype*` : globaltype*, `expr_T*` : expr*, `tabletype*` : tabletype*, `byte**` : byte**, `datamode*` : datamode*, `elemmode*` : elemmode*, `expr_E**` : expr**, `reftype*` : reftype*, `x?` : idx?, moduleinst_0 : moduleinst, z : state, i_D : nat, i_E : nat}(s, module, externaddr#7*{externaddr#7 <- `externaddr*`}) = `%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`}))
     -- Module_ok: `|-%:%`(module, `%->%`_moduletype(xt_I#1*{xt_I#1 <- `xt_I*`}, xt_E#1*{xt_E#1 <- `xt_E*`}))
     -- (Externaddr_ok: `%|-%:%`(s, externaddr#8, xt_I#2))*{externaddr#8 <- `externaddr*`, xt_I#2 <- `xt_I*`}
-    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#5*{type#5 <- `type*`}), `%`_list(import#4*{import#4 <- `import*`}), `%`_list(tag#5*{tag#5 <- `tag*`}), `%`_list(global#7*{global#7 <- `global*`}), `%`_list(mem#7*{mem#7 <- `mem*`}), `%`_list(table#7*{table#7 <- `table*`}), `%`_list(func#8*{func#8 <- `func*`}), `%`_list(data#6*{data#6 <- `data*`}), `%`_list(elem#7*{elem#7 <- `elem*`}), start#6?{start#6 <- `start?`}, `%`_list(export#8*{export#8 <- `export*`})) = module
-    -- if (global#8*{global#8 <- `global*`} = GLOBAL_global(globaltype#127, expr_G#3)*{expr_G#3 <- `expr_G*`, globaltype#127 <- `globaltype*`})
-    -- if (table#8*{table#8 <- `table*`} = TABLE_table(tabletype#161, expr_T#3)*{expr_T#3 <- `expr_T*`, tabletype#161 <- `tabletype*`})
-    -- if (data#7*{data#7 <- `data*`} = DATA_data(byte#8*{byte#8 <- `byte*#117`}, datamode#116)*{`byte*#117` <- `byte**`, datamode#116 <- `datamode*`})
-    -- if (elem#8*{elem#8 <- `elem*`} = ELEM_elem(reftype#517, expr_E#3*{expr_E#3 <- `expr_E*#3`}, elemmode#237)*{elemmode#237 <- `elemmode*`, `expr_E*#3` <- `expr_E**`, reftype#517 <- `reftype*`})
-    -- if (start#7?{start#7 <- `start?`} = START_start(x#6)?{x#6 <- `x?`})
-    -- if (moduleinst_0 = {TYPES $alloctypes(type#6*{type#6 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#9*{externaddr#9 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#10*{externaddr#10 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#2)^(i_F#2<|func#9*{func#9 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#5*{type#5 <- `type*`}), `%`_list(import#4*{import#4 <- `import*`}), `%`_list(tag#5*{tag#5 <- `tag*`}), `%`_list(global#6*{global#6 <- `global*`}), `%`_list(mem#6*{mem#6 <- `mem*`}), `%`_list(table#6*{table#6 <- `table*`}), `%`_list(func#9*{func#9 <- `func*`}), `%`_list(data#7*{data#7 <- `data*`}), `%`_list(elem#6*{elem#6 <- `elem*`}), start#5?{start#5 <- `start?`}, `%`_list(export#8*{export#8 <- `export*`})) = module
+    -- if (global#7*{global#7 <- `global*`} = GLOBAL_global(globaltype#129, expr_G#3)*{expr_G#3 <- `expr_G*`, globaltype#129 <- `globaltype*`})
+    -- if (table#7*{table#7 <- `table*`} = TABLE_table(tabletype#163, expr_T#3)*{expr_T#3 <- `expr_T*`, tabletype#163 <- `tabletype*`})
+    -- if (data#8*{data#8 <- `data*`} = DATA_data(byte#9*{byte#9 <- `byte*#118`}, datamode#116)*{`byte*#118` <- `byte**`, datamode#116 <- `datamode*`})
+    -- if (elem#7*{elem#7 <- `elem*`} = ELEM_elem(reftype#516, expr_E#3*{expr_E#3 <- `expr_E*#3`}, elemmode#237)*{elemmode#237 <- `elemmode*`, `expr_E*#3` <- `expr_E**`, reftype#516 <- `reftype*`})
+    -- if (start#6?{start#6 <- `start?`} = START_start(x#8)?{x#8 <- `x?`})
+    -- if (moduleinst_0 = {TYPES $alloctypes(type#6*{type#6 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#9*{externaddr#9 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#10*{externaddr#10 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#2)^(i_F#2<|func#10*{func#10 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
     -- if (z = `%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
-    -- let{z' : state, `val_G*` : val*} (z', val_G#3*{val_G#3 <- `val_G*`}) = $evalglobals(z, globaltype#129*{globaltype#129 <- `globaltype*`}, expr_G#4*{expr_G#4 <- `expr_G*`})
-    -- let{z'' : state, `ref_T*` : ref*} (z'', ref_T#3*{ref_T#3 <- `ref_T*`}) = $evalexprs(z', expr_T#4*{expr_T#4 <- `expr_T*`})
-    -- let{z''' : state, `ref_E**` : ref**} (z''', ref_E#3*{ref_E#3 <- `ref_E*#3`}*{`ref_E*#3` <- `ref_E**`}) = $evalexprss(z'', expr_E#4*{expr_E#4 <- `expr_E*#4`}*{`expr_E*#4` <- `expr_E**`})
+    -- let{z' : state, `val_G*` : val*} (z', val_G#4*{val_G#4 <- `val_G*`}) = $evalglobals(z, globaltype#131*{globaltype#131 <- `globaltype*`}, expr_G#4*{expr_G#4 <- `expr_G*`})
+    -- let{z'' : state, `ref_T*` : ref*} (z'', ref_T#4*{ref_T#4 <- `ref_T*`}) = $evalexprs(z', expr_T#4*{expr_T#4 <- `expr_T*`})
+    -- let{z''' : state, `ref_E**` : ref**} (z''', ref_E#4*{ref_E#4 <- `ref_E*#4`}*{`ref_E*#4` <- `ref_E**`}) = $evalexprss(z'', expr_E#4*{expr_E#4 <- `expr_E*#4`}*{`expr_E*#4` <- `expr_E**`})
     -- let{s''' : store, f : frame} `%;%`_state(s''', f) = z'''
-    -- let{s'''' : store, moduleinst : moduleinst} (s'''', moduleinst) = $allocmodule(s''', module, externaddr#11*{externaddr#11 <- `externaddr*`}, val_G#4*{val_G#4 <- `val_G*`}, ref_T#4*{ref_T#4 <- `ref_T*`}, ref_E#4*{ref_E#4 <- `ref_E*#4`}*{`ref_E*#4` <- `ref_E**`})
-    -- let{`instr_D*` : instr*} instr_D#1*{instr_D#1 <- `instr_D*`} = $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#1), data#9*{data#9 <- `data*`}[i_D#1])^(i_D#1<|data#8*{data#8 <- `data*`}|){})
-    -- let{`instr_E*` : instr*} instr_E#1*{instr_E#1 <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#1), elem#10*{elem#10 <- `elem*`}[i_E#1])^(i_E#1<|elem#9*{elem#9 <- `elem*`}|){})
-    -- let{`instr_S?` : instr?} instr_S#1?{instr_S#1 <- `instr_S?`} = CALL_instr(x#7)?{x#7 <- `x?`}
+    -- let{s'''' : store, moduleinst : moduleinst} (s'''', moduleinst) = $allocmodule(s''', module, externaddr#11*{externaddr#11 <- `externaddr*`}, val_G#5*{val_G#5 <- `val_G*`}, ref_T#5*{ref_T#5 <- `ref_T*`}, ref_E#5*{ref_E#5 <- `ref_E*#5`}*{`ref_E*#5` <- `ref_E**`})
+    -- let{`instr_D*` : instr*} instr_D#1*{instr_D#1 <- `instr_D*`} = $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#1), data#10*{data#10 <- `data*`}[i_D#1])^(i_D#1<|data#9*{data#9 <- `data*`}|){})
+    -- let{`instr_E*` : instr*} instr_E#1*{instr_E#1 <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#1), elem#9*{elem#9 <- `elem*`}[i_E#1])^(i_E#1<|elem#8*{elem#8 <- `elem*`}|){})
+    -- let{`instr_S?` : instr?} instr_S#1?{instr_S#1 <- `instr_S?`} = CALL_instr(x#9)?{x#9 <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E#2*{instr_E#2 <- `instr_E*`} ++ instr_D#2*{instr_D#2 <- `instr_D*`} ++ lift(instr_S#2?{instr_S#2 <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype#132*{globaltype#132 <- `globaltype*`}, expr_G#5*{expr_G#5 <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter#347))*{iter#347 <- $evalglobals(z, globaltype#133*{globaltype#133 <- `globaltype*`}, expr_G#6*{expr_G#6 <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T#5*{expr_T#5 <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter#348))*{iter#348 <- $evalexprs(z', expr_T#6*{expr_T#6 <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E#5*{expr_E#5 <- `expr_E*#5`}*{`expr_E*#5` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter#350))*{iter#350 <- iter#349}*{iter#349 <- $evalexprss(z'', expr_E#6*{expr_E#6 <- `expr_E*#6`}*{`expr_E*#6` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr#12*{externaddr#12 <- `externaddr*`}, val_G#6*{val_G#6 <- `val_G*`}, ref_T#6*{ref_T#6 <- `ref_T*`}, ref_E#6*{ref_E#6 <- `ref_E*#6`}*{`ref_E*#6` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr#13*{externaddr#13 <- `externaddr*`}, val_G#7*{val_G#7 <- `val_G*`}, ref_T#7*{ref_T#7 <- `ref_T*`}, ref_E#7*{ref_E#7 <- `ref_E*#7`}*{`ref_E*#7` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter#351))*{iter#351 <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#2), data#12*{data#12 <- `data*`}[i_D#2])^(i_D#2<|data#11*{data#11 <- `data*`}|){})}
+    -- (wf_instr: `%`(iter#352))*{iter#352 <- $rundata_(`%`_dataidx(i_D#3), data#14*{data#14 <- `data*`}[i_D#3])}^(i_D#3<|data#13*{data#13 <- `data*`}|){}
+    -- (wf_instr: `%`(iter#353))*{iter#353 <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#2), elem#11*{elem#11 <- `elem*`}[i_E#2])^(i_E#2<|elem#10*{elem#10 <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter#354))*{iter#354 <- $runelem_(`%`_elemidx(i_E#3), elem#13*{elem#13 <- `elem*`}[i_E#3])}^(i_E#3<|elem#12*{elem#12 <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I#3*{xt_I#3 <- `xt_I*`}, xt_E#2*{xt_E#2 <- `xt_E*`}))
-    -- wf_module: `%`(MODULE_module(`%`_list(type#7*{type#7 <- `type*`}), `%`_list(import#5*{import#5 <- `import*`}), `%`_list(tag#6*{tag#6 <- `tag*`}), `%`_list(global#9*{global#9 <- `global*`}), `%`_list(mem#8*{mem#8 <- `mem*`}), `%`_list(table#9*{table#9 <- `table*`}), `%`_list(func#10*{func#10 <- `func*`}), `%`_list(data#10*{data#10 <- `data*`}), `%`_list(elem#11*{elem#11 <- `elem*`}), start#8?{start#8 <- `start?`}, `%`_list(export#9*{export#9 <- `export*`})))
-    -- (wf_global: `%`(GLOBAL_global(globaltype#130, expr_G#5)))*{expr_G#5 <- `expr_G*`, globaltype#130 <- `globaltype*`}
-    -- (wf_table: `%`(TABLE_table(tabletype#163, expr_T#5)))*{expr_T#5 <- `expr_T*`, tabletype#163 <- `tabletype*`}
-    -- (wf_data: `%`(DATA_data(byte#9*{byte#9 <- `byte*#119`}, datamode#118)))*{`byte*#119` <- `byte**`, datamode#118 <- `datamode*`}
-    -- (wf_elem: `%`(ELEM_elem(reftype#519, expr_E#5*{expr_E#5 <- `expr_E*#5`}, elemmode#239)))*{elemmode#239 <- `elemmode*`, `expr_E*#5` <- `expr_E**`, reftype#519 <- `reftype*`}
-    -- (wf_start: `%`(START_start(x#8)))?{x#8 <- `x?`}
-    -- wf_moduleinst: `%`({TYPES $alloctypes(type#8*{type#8 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#12*{externaddr#12 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#13*{externaddr#13 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#3)^(i_F#3<|func#11*{func#11 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- wf_module: `%`(MODULE_module(`%`_list(type#7*{type#7 <- `type*`}), `%`_list(import#5*{import#5 <- `import*`}), `%`_list(tag#6*{tag#6 <- `tag*`}), `%`_list(global#8*{global#8 <- `global*`}), `%`_list(mem#7*{mem#7 <- `mem*`}), `%`_list(table#8*{table#8 <- `table*`}), `%`_list(func#11*{func#11 <- `func*`}), `%`_list(data#15*{data#15 <- `data*`}), `%`_list(elem#14*{elem#14 <- `elem*`}), start#7?{start#7 <- `start?`}, `%`_list(export#9*{export#9 <- `export*`})))
+    -- (wf_global: `%`(GLOBAL_global(globaltype#134, expr_G#7)))*{expr_G#7 <- `expr_G*`, globaltype#134 <- `globaltype*`}
+    -- (wf_table: `%`(TABLE_table(tabletype#165, expr_T#7)))*{expr_T#7 <- `expr_T*`, tabletype#165 <- `tabletype*`}
+    -- (wf_data: `%`(DATA_data(byte#10*{byte#10 <- `byte*#120`}, datamode#118)))*{`byte*#120` <- `byte**`, datamode#118 <- `datamode*`}
+    -- (wf_elem: `%`(ELEM_elem(reftype#518, expr_E#7*{expr_E#7 <- `expr_E*#7`}, elemmode#239)))*{elemmode#239 <- `elemmode*`, `expr_E*#7` <- `expr_E**`, reftype#518 <- `reftype*`}
+    -- (wf_start: `%`(START_start(x#10)))?{x#10 <- `x?`}
+    -- wf_moduleinst: `%`({TYPES $alloctypes(type#8*{type#8 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#14*{externaddr#14 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#15*{externaddr#15 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#3)^(i_F#3<|func#12*{func#12 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_state: `%`(`%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
     -- wf_state: `%`(`%;%`_state(s''', f))
-    -- (wf_uN: `%%`(32, `%`_uN(i_D#2)))^(i_D#2<|data#11*{data#11 <- `data*`}|){}
-    -- (wf_uN: `%%`(32, `%`_uN(i_E#2)))^(i_E#2<|elem#12*{elem#12 <- `elem*`}|){}
-    -- (wf_instr: `%`(CALL_instr(x#9)))?{x#9 <- `x?`}
+    -- (wf_uN: `%%`(32, `%`_uN(i_D#4)))^(i_D#4<|data#16*{data#16 <- `data*`}|){}
+    -- (wf_uN: `%%`(32, `%`_uN(i_E#4)))^(i_E#4<|elem#15*{elem#15 <- `elem*`}|){}
+    -- (wf_instr: `%`(CALL_instr(x#11)))?{x#11 <- `x?`}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val#1*{val#1 <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), $instr_val(val)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr($typeuse_deftype(s.FUNCS_store[funcaddr].TYPE_funcinst))])
-    -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1#6*{t_1#6 <- `t_1*`}), `%`_resulttype(t_2#6*{t_2#6 <- `t_2*`})))
-    -- (Val_ok: `%|-%:%`(s, val#2, t_1#7))*{t_1#7 <- `t_1*`, val#2 <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), $instr_val(val#3)*{val#3 <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr($typeuse_deftype(s.FUNCS_store[funcaddr].TYPE_funcinst))]))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#8*{t_1#8 <- `t_1*`}), `%`_resulttype(t_2#7*{t_2#7 <- `t_2*`})))
+    -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1#4*{t_1#4 <- `t_1*`}), `%`_resulttype(t_2#4*{t_2#4 <- `t_2*`})))
+    -- (Val_ok: `%|-%:%`(s, val#2, t_1#5))*{t_1#5 <- `t_1*`, val#2 <- `val*`}
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#6*{t_1#6 <- `t_1*`}), `%`_resulttype(t_2#5*{t_2#5 <- `t_2*`})))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
@@ -15258,6 +16125,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -15302,11 +16177,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'#1*{I'#1 <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -15324,7 +16211,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -15472,6 +16369,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -15485,6 +16395,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -15498,6 +16421,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -15511,6 +16447,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -15524,6 +16473,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -15537,6 +16499,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -15550,6 +16525,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -15563,6 +16551,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -15576,6 +16577,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -15586,11 +16600,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'#33*{decl'#33 <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl#1*{decl#1 <- `decl*`}) = true
     -- if ($importsd(decl#2*{decl#2 <- `decl*`}) = [])
+    -- (wf_import: `%`(iter#355))*{iter#355 <- $importsd(decl#3*{decl#3 <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{name : name, name_0 : name, externtype : externtype, `decl_1*` : decl*, `decl_2*` : decl*}(decl_1#1*{decl_1#1 <- `decl_1*`} ++ [IMPORT_decl(name, name_0, externtype)] ++ decl_2#1*{decl_2#1 <- `decl_2*`}) = (((((($importsd(decl_1#7*{decl_1#7 <- `decl_1*`}) = []) /\ ($tagsd(decl_1#6*{decl_1#6 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1#5*{decl_1#5 <- `decl_1*`}) = [])) /\ ($memsd(decl_1#4*{decl_1#4 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1#3*{decl_1#3 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1#2*{decl_1#2 <- `decl_1*`}) = []))
 
@@ -15616,7 +16644,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([$valtype_reftype(rt)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([$valtype_reftype(rt')])))?{rt' <- `rt'?`}
     -- (if ($proj_uN_0(x).0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype($valtype_reftype(rt)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift($valtype_reftype(rt')?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -15632,23 +16659,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -15657,8 +16677,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15667,9 +16685,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -15697,9 +16713,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- if (|TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}| > 0)
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -15715,10 +16728,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- if (|`lct*`| = |`val?*`|)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -15729,29 +16738,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, $instr_ref(ref), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_reftype(rt)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_reftype(rt)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -15761,30 +16759,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -15792,9 +16779,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -15806,11 +16790,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -15822,10 +16802,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -15833,10 +16809,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -15845,9 +16817,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -15857,8 +16826,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15868,10 +16835,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -15880,10 +16845,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -15893,10 +16856,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -15907,9 +16868,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE $funccode_func(func)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15920,8 +16879,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (|`fv*`| = |`zt*`|)
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15931,8 +16888,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15945,8 +16900,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if (|`t*`| = |`val*`|)
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15959,9 +16912,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -15972,8 +16922,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (i < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -15983,8 +16931,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- if (i < |s.ARRAYS_store[a].FIELDS_arrayinst|)
     -- if (a < |s.ARRAYS_store|)
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
@@ -15992,14 +16938,10 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, $fieldval_val(s.EXNS_store[a].FIELDS_exninst[i]))
     -- if (i < |s.EXNS_store[a].FIELDS_exninst|)
     -- if (a < |s.EXNS_store|)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, $fieldval_ref(ref))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16017,9 +16959,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -16047,7 +16986,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -16063,7 +17001,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -16071,8 +17008,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -16081,8 +17016,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -16091,15 +17024,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -16107,8 +17037,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -16116,8 +17044,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -16128,8 +17054,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     -- if (|`fv*`| = |`fv'*`|)
     -- if (|`fv*`| = |`mut?*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16140,8 +17064,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (|`fv*`| = |`fv'*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16149,7 +17071,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -16186,8 +17107,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (if (a < |s.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (if (a < |s'.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -16196,8 +17115,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -16208,7 +17125,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -16269,18 +17185,12 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -16288,8 +17198,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -16299,27 +17207,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -16345,6 +17252,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -16356,6 +17272,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'#1*{X'#1 <- `X'*`}, [Y] ++ Y'#1*{Y'#1 <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'#1*{a'#1 <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'#2*{X'#2 <- `X'*`}, Y'#2*{Y'#2 <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'#3*{X'#3 <- `X'*`}, Y'#3*{Y'#3 <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/12-alias-demut.il b/spectec/test-middlend/specification.exp/12-alias-demut.il
index 281b75b353..6c9d4305ae 100644
--- a/spectec/test-middlend/specification.exp/12-alias-demut.il
+++ b/spectec/test-middlend/specification.exp/12-alias-demut.il
@@ -329,19 +329,40 @@ syntax f64 = fN
 def $fzero(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{N : nat}(N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fzero(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{N : nat, n : nat}(N, n) = POS_fN(NORM_fNmag(n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{N : N, nat : nat, ret_val : fN}:
+    `%%%`(N, nat, ret_val)
+    -- if (ret_val = $fnat(N, nat))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{N : nat}(N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{N : N, ret_val : fN}:
+    `%%`(N, ret_val)
+    -- if (ret_val = $fone(N))
+    -- wf_fN: `%%`(N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(N : N) : nat
@@ -402,23 +423,27 @@ def $utf8(char*) : byte*
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 2048))
     -- if ($proj_char_0(ch).0 = (((2 ^ 6) * ((($proj_byte_0(b_1).0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 55296)) \/ ((57344 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 65536)))
     -- if ($proj_char_0(ch).0 = ((((2 ^ 12) * ((($proj_byte_0(b_1).0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 69632))
     -- if ($proj_char_0(ch).0 = (((((2 ^ 18) * ((($proj_byte_0(b_1).0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -612,10 +637,18 @@ relation wf_free: `%`(free)
 def $free_opt(free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{free : free}(?(free)) = free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -623,70 +656,162 @@ rec {
 def $free_list(free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{free : free, `free'*` : free*}([free] ++ free'#1*{free'#1 <- `free'*`}) = free +++ $free_list(free'*{free' <- `free'*`})
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{typeidx : uN}(typeidx) = {TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{typeidx : typeidx, ret_val : free}:
+    `%%`(typeidx, ret_val)
+    -- wf_uN: `%%`(32, typeidx)
+    -- if (ret_val = $free_typeidx(typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{funcidx : uN}(funcidx) = {TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{funcidx : funcidx, ret_val : free}:
+    `%%`(funcidx, ret_val)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $free_funcidx(funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{globalidx : uN}(globalidx) = {TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{globalidx : globalidx, ret_val : free}:
+    `%%`(globalidx, ret_val)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $free_globalidx(globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{tableidx : uN}(tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{tableidx : tableidx, ret_val : free}:
+    `%%`(tableidx, ret_val)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $free_tableidx(tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{memidx : uN}(memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{memidx : memidx, ret_val : free}:
+    `%%`(memidx, ret_val)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $free_memidx(memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{elemidx : uN}(elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{elemidx : elemidx, ret_val : free}:
+    `%%`(elemidx, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- if (ret_val = $free_elemidx(elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{dataidx : uN}(dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{dataidx : dataidx, ret_val : free}:
+    `%%`(dataidx, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $free_dataidx(dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{localidx : uN}(localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{localidx : localidx, ret_val : free}:
+    `%%`(localidx, ret_val)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $free_localidx(localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{labelidx : uN}(labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{labelidx : labelidx, ret_val : free}:
+    `%%`(labelidx, ret_val)
+    -- wf_uN: `%%`(32, labelidx)
+    -- if (ret_val = $free_labelidx(labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{tagidx : uN}(tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{tagidx : tagidx, ret_val : free}:
+    `%%`(tagidx, ret_val)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $free_tagidx(tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(externidx : externidx) : free
@@ -701,6 +826,15 @@ def $free_externidx(externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{tagidx : uN}(TAG_externidx(tagidx)) = $free_tagidx(tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{externidx : externidx, ret_val : free}:
+    `%%`(externidx, ret_val)
+    -- wf_externidx: `%`(externidx)
+    -- if (ret_val = $free_externidx(externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -1149,77 +1283,168 @@ syntax Cnn =
   | F64
   | V128
 
+def $storagetype_Cnn(Cnn) : storagetype
+  def $storagetype_Cnn(I32_Cnn) = I32_storagetype
+  def $storagetype_Cnn(I64_Cnn) = I64_storagetype
+  def $storagetype_Cnn(F32_Cnn) = F32_storagetype
+  def $storagetype_Cnn(F64_Cnn) = F64_storagetype
+  def $storagetype_Cnn(V128_Cnn) = V128_storagetype
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1595,10 +1820,17 @@ def $unpack(storagetype : storagetype) : valtype
   def $unpack(I32_storagetype) = I32_valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I8_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I16_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{storagetype : storagetype, ret_val : valtype}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $unpack(storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(storagetype : storagetype) : numtype?
@@ -1664,10 +1896,18 @@ def $minat(addrtype : addrtype, addrtype : addrtype) : addrtype
 def $diffrt(reftype : reftype, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1#1?{null_1#1 <- `null_1?`}, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{`null_1?` : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1#2?{null_1#2 <- `null_1?`}, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1?{null_1 <- `null_1?`}, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1#3?{null_1#3 <- `null_1?`}, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(typeuse : typeuse) : deftype?
@@ -1705,6 +1945,19 @@ def $globalsxt(externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1718,6 +1971,19 @@ def $memsxt(externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1731,6 +1997,19 @@ def $tablesxt(externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1757,6 +2036,22 @@ def $subst_typevar(typevar : typevar, typevar*, typeuse*) : typeuse?
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($subst_typevar(typevar, var_0, var_1) =/= ?())
+    -- if (ret_val = !($subst_typevar(typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1766,25 +2061,42 @@ def $minus_recs(typevar*, typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, `tv*` : typevar*, tu_1 : typeuse, `tu*` : typeuse*}([_IDX_typevar(x)] ++ tv#2*{tv#2 <- `tv*`}, [tu_1] ++ tu#2*{tu#2 <- `tu*`}) = ?(([_IDX_typevar(x)] ++ tv'*{tv' <- `tv'*`}, [tu_1] ++ tu'*{tu' <- `tu'*`}))
     -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#2*{tv'#2 <- `tv'*`}, tu'#2*{tu'#2 <- `tu'*`}) = !($minus_recs(tv#3*{tv#3 <- `tv*`}, tu#3*{tu#3 <- `tu*`}))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter#1))*{iter#1 <- !($minus_recs(tv#4*{tv#4 <- `tv*`}, tu#4*{tu#4 <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter#2))*{iter#2 <- !($minus_recs(tv#5*{tv#5 <- `tv*`}, tu#5*{tu#5 <- `tu*`})).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($minus_recs(var_0, var_1) =/= ?())
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(packtype : packtype, typevar*, typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_packtype{pt : packtype, `tv*` : typevar*, `tu*` : typeuse*}(pt, tv#4*{tv#4 <- `tv*`}, tu#4*{tu#4 <- `tu*`}) = pt
+  def $subst_packtype{pt : packtype, `tv*` : typevar*, `tu*` : typeuse*}(pt, tv#6*{tv#6 <- `tv*`}, tu#6*{tu#6 <- `tu*`}) = pt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_numtype(numtype : numtype, typevar*, typeuse*) : numtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_numtype{nt : numtype, `tv*` : typevar*, `tu*` : typeuse*}(nt, tv#5*{tv#5 <- `tv*`}, tu#5*{tu#5 <- `tu*`}) = nt
+  def $subst_numtype{nt : numtype, `tv*` : typevar*, `tu*` : typeuse*}(nt, tv#7*{tv#7 <- `tv*`}, tu#7*{tu#7 <- `tu*`}) = nt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_vectype(vectype : vectype, typevar*, typeuse*) : vectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_vectype{vt : vectype, `tv*` : typevar*, `tu*` : typeuse*}(vt, tv#6*{tv#6 <- `tv*`}, tu#6*{tu#6 <- `tu*`}) = vt
+  def $subst_vectype{vt : vectype, `tv*` : typevar*, `tu*` : typeuse*}(vt, tv#8*{tv#8 <- `tv*`}, tu#8*{tu#8 <- `tu*`}) = vt
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -1792,209 +2104,403 @@ rec {
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.1-338.112
 def $subst_typeuse(typeuse : typeuse, typevar*, typeuse*) : typeuse
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:369.1-369.66
-  def $subst_typeuse{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_typeuse(n), tv#7*{tv#7 <- `tv*`}, tu#7*{tu#7 <- `tu*`}) = !($subst_typevar(REC_typevar(n), tv#8*{tv#8 <- `tv*`}, tu#8*{tu#8 <- `tu*`}))
+  def $subst_typeuse{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_typeuse(n), tv#9*{tv#9 <- `tv*`}, tu#9*{tu#9 <- `tu*`}) = !($subst_typevar(REC_typevar(n), tv#10*{tv#10 <- `tv*`}, tu#10*{tu#10 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:369.1-369.66
-  def $subst_typeuse{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_typeuse(typeidx), tv#9*{tv#9 <- `tv*`}, tu#9*{tu#9 <- `tu*`}) = !($subst_typevar(_IDX_typevar(typeidx), tv#10*{tv#10 <- `tv*`}, tu#10*{tu#10 <- `tu*`}))
+  def $subst_typeuse{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_typeuse(typeidx), tv#11*{tv#11 <- `tv*`}, tu#11*{tu#11 <- `tu*`}) = !($subst_typevar(_IDX_typevar(typeidx), tv#12*{tv#12 <- `tv*`}, tu#12*{tu#12 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:370.1-370.64
-  def $subst_typeuse{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_typeuse(rectype, n), tv#11*{tv#11 <- `tv*`}, tu#11*{tu#11 <- `tu*`}) = $typeuse_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#12*{tv#12 <- `tv*`}, tu#12*{tu#12 <- `tu*`}))
+  def $subst_typeuse{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_typeuse(rectype, n), tv#13*{tv#13 <- `tv*`}, tu#13*{tu#13 <- `tu*`}) = $typeuse_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#14*{tv#14 <- `tv*`}, tu#14*{tu#14 <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.1-343.112
 def $subst_heaptype(heaptype : heaptype, typevar*, typeuse*) : heaptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:376.1-376.67
-  def $subst_heaptype{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_heaptype(n), tv#13*{tv#13 <- `tv*`}, tu#13*{tu#13 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(REC_typevar(n), tv#14*{tv#14 <- `tv*`}, tu#14*{tu#14 <- `tu*`})))
+  def $subst_heaptype{n : n, `tv*` : typevar*, `tu*` : typeuse*}(REC_heaptype(n), tv#15*{tv#15 <- `tv*`}, tu#15*{tu#15 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(REC_typevar(n), tv#16*{tv#16 <- `tv*`}, tu#16*{tu#16 <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:376.1-376.67
-  def $subst_heaptype{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_heaptype(typeidx), tv#15*{tv#15 <- `tv*`}, tu#15*{tu#15 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(_IDX_typevar(typeidx), tv#16*{tv#16 <- `tv*`}, tu#16*{tu#16 <- `tu*`})))
+  def $subst_heaptype{typeidx : typeidx, `tv*` : typevar*, `tu*` : typeuse*}(_IDX_heaptype(typeidx), tv#17*{tv#17 <- `tv*`}, tu#17*{tu#17 <- `tu*`}) = $heaptype_typeuse(!($subst_typevar(_IDX_typevar(typeidx), tv#18*{tv#18 <- `tv*`}, tu#18*{tu#18 <- `tu*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:377.1-377.65
-  def $subst_heaptype{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_heaptype(rectype, n), tv#17*{tv#17 <- `tv*`}, tu#17*{tu#17 <- `tu*`}) = $heaptype_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#18*{tv#18 <- `tv*`}, tu#18*{tu#18 <- `tu*`}))
+  def $subst_heaptype{rectype : rectype, n : n, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_heaptype(rectype, n), tv#19*{tv#19 <- `tv*`}, tu#19*{tu#19 <- `tu*`}) = $heaptype_deftype($subst_deftype(_DEF_deftype(rectype, n), tv#20*{tv#20 <- `tv*`}, tu#20*{tu#20 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:378.1-378.53
-  def $subst_heaptype{ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(ht, tv#19*{tv#19 <- `tv*`}, tu#19*{tu#19 <- `tu*`}) = ht
+  def $subst_heaptype{ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(ht, tv#21*{tv#21 <- `tv*`}, tu#21*{tu#21 <- `tu*`}) = ht
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.1-344.112
 def $subst_reftype(reftype : reftype, typevar*, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
-  def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null#1?{null#1 <- `null?`}, ht), tv#20*{tv#20 <- `tv*`}, tu#20*{tu#20 <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_reftype: `%`(REF_reftype(null#2?{null#2 <- `null?`}, $subst_heaptype(ht, tv#21*{tv#21 <- `tv*`}, tu#21*{tu#21 <- `tu*`})))
+  def $subst_reftype{`null?` : null?, ht : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_reftype(null#1?{null#1 <- `null?`}, ht), tv#22*{tv#22 <- `tv*`}, tu#22*{tu#22 <- `tu*`}) = REF_reftype(null?{null <- `null?`}, $subst_heaptype(ht, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(valtype : valtype, typevar*, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I32_valtype, tv#22*{tv#22 <- `tv*`}, tu#22*{tu#22 <- `tu*`}) = $valtype_numtype($subst_numtype(I32_numtype, tv#23*{tv#23 <- `tv*`}, tu#23*{tu#23 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I32_valtype, tv#23*{tv#23 <- `tv*`}, tu#23*{tu#23 <- `tu*`}) = $valtype_numtype($subst_numtype(I32_numtype, tv#24*{tv#24 <- `tv*`}, tu#24*{tu#24 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I64_valtype, tv#24*{tv#24 <- `tv*`}, tu#24*{tu#24 <- `tu*`}) = $valtype_numtype($subst_numtype(I64_numtype, tv#25*{tv#25 <- `tv*`}, tu#25*{tu#25 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(I64_valtype, tv#25*{tv#25 <- `tv*`}, tu#25*{tu#25 <- `tu*`}) = $valtype_numtype($subst_numtype(I64_numtype, tv#26*{tv#26 <- `tv*`}, tu#26*{tu#26 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F32_valtype, tv#26*{tv#26 <- `tv*`}, tu#26*{tu#26 <- `tu*`}) = $valtype_numtype($subst_numtype(F32_numtype, tv#27*{tv#27 <- `tv*`}, tu#27*{tu#27 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F32_valtype, tv#27*{tv#27 <- `tv*`}, tu#27*{tu#27 <- `tu*`}) = $valtype_numtype($subst_numtype(F32_numtype, tv#28*{tv#28 <- `tv*`}, tu#28*{tu#28 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:382.1-382.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F64_valtype, tv#28*{tv#28 <- `tv*`}, tu#28*{tu#28 <- `tu*`}) = $valtype_numtype($subst_numtype(F64_numtype, tv#29*{tv#29 <- `tv*`}, tu#29*{tu#29 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(F64_valtype, tv#29*{tv#29 <- `tv*`}, tu#29*{tu#29 <- `tu*`}) = $valtype_numtype($subst_numtype(F64_numtype, tv#30*{tv#30 <- `tv*`}, tu#30*{tu#30 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:383.1-383.64
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(V128_valtype, tv#30*{tv#30 <- `tv*`}, tu#30*{tu#30 <- `tu*`}) = $valtype_vectype($subst_vectype(V128_vectype, tv#31*{tv#31 <- `tv*`}, tu#31*{tu#31 <- `tu*`}))
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(V128_valtype, tv#31*{tv#31 <- `tv*`}, tu#31*{tu#31 <- `tu*`}) = $valtype_vectype($subst_vectype(V128_vectype, tv#32*{tv#32 <- `tv*`}, tu#32*{tu#32 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:384.1-384.64
-  def $subst_valtype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_valtype(`null?`, heaptype), tv#32*{tv#32 <- `tv*`}, tu#32*{tu#32 <- `tu*`}) = $valtype_reftype($subst_reftype(REF_reftype(`null?`, heaptype), tv#33*{tv#33 <- `tv*`}, tu#33*{tu#33 <- `tu*`}))
+  def $subst_valtype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_valtype(`null?`, heaptype), tv#33*{tv#33 <- `tv*`}, tu#33*{tu#33 <- `tu*`}) = $valtype_reftype($subst_reftype(REF_reftype(`null?`, heaptype), tv#34*{tv#34 <- `tv*`}, tu#34*{tu#34 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
-  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv#34*{tv#34 <- `tv*`}, tu#34*{tu#34 <- `tu*`}) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
+  def $subst_valtype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_valtype, tv#35*{tv#35 <- `tv*`}, tu#35*{tu#35 <- `tu*`}) = BOT_valtype
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(storagetype : storagetype, typevar*, typeuse*) : storagetype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_storagetype, tv#35*{tv#35 <- `tv*`}, tu#35*{tu#35 <- `tu*`}) = $storagetype_valtype($subst_valtype(BOT_valtype, tv#36*{tv#36 <- `tv*`}, tu#36*{tu#36 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(BOT_storagetype, tv#36*{tv#36 <- `tv*`}, tu#36*{tu#36 <- `tu*`}) = $storagetype_valtype($subst_valtype(BOT_valtype, tv#37*{tv#37 <- `tv*`}, tu#37*{tu#37 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_storagetype(`null?`, heaptype), tv#37*{tv#37 <- `tv*`}, tu#37*{tu#37 <- `tu*`}) = $storagetype_valtype($subst_valtype(REF_valtype(`null?`, heaptype), tv#38*{tv#38 <- `tv*`}, tu#38*{tu#38 <- `tu*`}))
+  def $subst_storagetype{`null?` : null?, heaptype : heaptype, `tv*` : typevar*, `tu*` : typeuse*}(REF_storagetype(`null?`, heaptype), tv#38*{tv#38 <- `tv*`}, tu#38*{tu#38 <- `tu*`}) = $storagetype_valtype($subst_valtype(REF_valtype(`null?`, heaptype), tv#39*{tv#39 <- `tv*`}, tu#39*{tu#39 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(V128_storagetype, tv#39*{tv#39 <- `tv*`}, tu#39*{tu#39 <- `tu*`}) = $storagetype_valtype($subst_valtype(V128_valtype, tv#40*{tv#40 <- `tv*`}, tu#40*{tu#40 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(V128_storagetype, tv#40*{tv#40 <- `tv*`}, tu#40*{tu#40 <- `tu*`}) = $storagetype_valtype($subst_valtype(V128_valtype, tv#41*{tv#41 <- `tv*`}, tu#41*{tu#41 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F64_storagetype, tv#41*{tv#41 <- `tv*`}, tu#41*{tu#41 <- `tu*`}) = $storagetype_valtype($subst_valtype(F64_valtype, tv#42*{tv#42 <- `tv*`}, tu#42*{tu#42 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F64_storagetype, tv#42*{tv#42 <- `tv*`}, tu#42*{tu#42 <- `tu*`}) = $storagetype_valtype($subst_valtype(F64_valtype, tv#43*{tv#43 <- `tv*`}, tu#43*{tu#43 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F32_storagetype, tv#43*{tv#43 <- `tv*`}, tu#43*{tu#43 <- `tu*`}) = $storagetype_valtype($subst_valtype(F32_valtype, tv#44*{tv#44 <- `tv*`}, tu#44*{tu#44 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(F32_storagetype, tv#44*{tv#44 <- `tv*`}, tu#44*{tu#44 <- `tu*`}) = $storagetype_valtype($subst_valtype(F32_valtype, tv#45*{tv#45 <- `tv*`}, tu#45*{tu#45 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I64_storagetype, tv#45*{tv#45 <- `tv*`}, tu#45*{tu#45 <- `tu*`}) = $storagetype_valtype($subst_valtype(I64_valtype, tv#46*{tv#46 <- `tv*`}, tu#46*{tu#46 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I64_storagetype, tv#46*{tv#46 <- `tv*`}, tu#46*{tu#46 <- `tu*`}) = $storagetype_valtype($subst_valtype(I64_valtype, tv#47*{tv#47 <- `tv*`}, tu#47*{tu#47 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:389.1-389.66
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I32_storagetype, tv#47*{tv#47 <- `tv*`}, tu#47*{tu#47 <- `tu*`}) = $storagetype_valtype($subst_valtype(I32_valtype, tv#48*{tv#48 <- `tv*`}, tu#48*{tu#48 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I32_storagetype, tv#48*{tv#48 <- `tv*`}, tu#48*{tu#48 <- `tu*`}) = $storagetype_valtype($subst_valtype(I32_valtype, tv#49*{tv#49 <- `tv*`}, tu#49*{tu#49 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:390.1-390.69
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I8_storagetype, tv#49*{tv#49 <- `tv*`}, tu#49*{tu#49 <- `tu*`}) = $storagetype_packtype($subst_packtype(I8_packtype, tv#50*{tv#50 <- `tv*`}, tu#50*{tu#50 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I8_storagetype, tv#50*{tv#50 <- `tv*`}, tu#50*{tu#50 <- `tu*`}) = $storagetype_packtype($subst_packtype(I8_packtype, tv#51*{tv#51 <- `tv*`}, tu#51*{tu#51 <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:390.1-390.69
-  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I16_storagetype, tv#51*{tv#51 <- `tv*`}, tu#51*{tu#51 <- `tu*`}) = $storagetype_packtype($subst_packtype(I16_packtype, tv#52*{tv#52 <- `tv*`}, tu#52*{tu#52 <- `tu*`}))
+  def $subst_storagetype{`tv*` : typevar*, `tu*` : typeuse*}(I16_storagetype, tv#52*{tv#52 <- `tv*`}, tu#52*{tu#52 <- `tu*`}) = $storagetype_packtype($subst_packtype(I16_packtype, tv#53*{tv#53 <- `tv*`}, tu#53*{tu#53 <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.1-349.112
 def $subst_fieldtype(fieldtype : fieldtype, typevar*, typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
-  def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut#1?{mut#1 <- `mut?`}, zt), tv#53*{tv#53 <- `tv*`}, tu#53*{tu#53 <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut#2?{mut#2 <- `mut?`}, $subst_storagetype(zt, tv#54*{tv#54 <- `tv*`}, tu#54*{tu#54 <- `tu*`})))
+  def $subst_fieldtype{`mut?` : mut?, zt : storagetype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_fieldtype(mut#1?{mut#1 <- `mut?`}, zt), tv#54*{tv#54 <- `tv*`}, tu#54*{tu#54 <- `tu*`}) = `%%`_fieldtype(mut?{mut <- `mut?`}, $subst_storagetype(zt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(comptype : comptype, typevar*, typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
   def $subst_comptype{`ft*` : fieldtype*, `tv*` : typevar*, `tu*` : typeuse*}(STRUCT_comptype(`%`_list(ft#1*{ft#1 <- `ft*`})), tv#55*{tv#55 <- `tv*`}, tu#55*{tu#55 <- `tu*`}) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{ft <- `ft*`}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft#2, tv#56*{tv#56 <- `tv*`}, tu#56*{tu#56 <- `tu*`})*{ft#2 <- `ft*`})))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
-  def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv#57*{tv#57 <- `tv*`}, tu#57*{tu#57 <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv#58*{tv#58 <- `tv*`}, tu#58*{tu#58 <- `tu*`})))
+  def $subst_comptype{ft : fieldtype, `tv*` : typevar*, `tu*` : typeuse*}(ARRAY_comptype(ft), tv#56*{tv#56 <- `tv*`}, tu#56*{tu#56 <- `tu*`}) = ARRAY_comptype($subst_fieldtype(ft, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
-  def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1#1*{t_1#1 <- `t_1*`}), `%`_resulttype(t_2#1*{t_2#1 <- `t_2*`})), tv#59*{tv#59 <- `tv*`}, tu#59*{tu#59 <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1#2, tv#60*{tv#60 <- `tv*`}, tu#60*{tu#60 <- `tu*`})*{t_1#2 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2#2, tv#61*{tv#61 <- `tv*`}, tu#61*{tu#61 <- `tu*`})*{t_2#2 <- `t_2*`})))
+  def $subst_comptype{`t_1*` : valtype*, `t_2*` : valtype*, `tv*` : typevar*, `tu*` : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1#1*{t_1#1 <- `t_1*`}), `%`_resulttype(t_2#1*{t_2#1 <- `t_2*`})), tv#57*{tv#57 <- `tv*`}, tu#57*{tu#57 <- `tu*`}) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_1 <- `t_1*`}), `%`_resulttype($subst_valtype(t_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{t_2 <- `t_2*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(subtype : subtype, typevar*, typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
-  def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final#1?{final#1 <- `final?`}, tu'#3*{tu'#3 <- `tu'*`}, ct), tv#62*{tv#62 <- `tv*`}, tu#62*{tu#62 <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_subtype: `%`(SUB_subtype(final#2?{final#2 <- `final?`}, $subst_typeuse(tu'#4, tv#63*{tv#63 <- `tv*`}, tu#63*{tu#63 <- `tu*`})*{tu'#4 <- `tu'*`}, $subst_comptype(ct, tv#64*{tv#64 <- `tv*`}, tu#64*{tu#64 <- `tu*`})))
+  def $subst_subtype{`final?` : final?, `tu'*` : typeuse*, ct : comptype, `tv*` : typevar*, `tu*` : typeuse*}(SUB_subtype(final#1?{final#1 <- `final?`}, tu'#3*{tu'#3 <- `tu'*`}, ct), tv#58*{tv#58 <- `tv*`}, tu#58*{tu#58 <- `tu*`}) = SUB_subtype(final?{final <- `final?`}, $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{tu' <- `tu'*`}, $subst_comptype(ct, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(rectype : rectype, typevar*, typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
-  def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st#1*{st#1 <- `st*`})), tv#65*{tv#65 <- `tv*`}, tu#65*{tu#65 <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
-    -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#3*{tv'#3 <- `tv'*`}, tu'#5*{tu'#5 <- `tu'*`}) = !($minus_recs(tv#66*{tv#66 <- `tv*`}, tu#66*{tu#66 <- `tu*`}))
+  def $subst_rectype{`st*` : subtype*, `tv*` : typevar*, `tu*` : typeuse*}(REC_rectype(`%`_list(st#1*{st#1 <- `st*`})), tv#59*{tv#59 <- `tv*`}, tu#59*{tu#59 <- `tu*`}) = REC_rectype(`%`_list($subst_subtype(st, tv'*{tv' <- `tv'*`}, tu'*{tu' <- `tu'*`})*{st <- `st*`}))
+    -- let{`tv'*` : typevar*, `tu'*` : typeuse*} (tv'#3*{tv'#3 <- `tv'*`}, tu'#4*{tu'#4 <- `tu'*`}) = !($minus_recs(tv#60*{tv#60 <- `tv*`}, tu#60*{tu#60 <- `tu*`}))
+    -- (wf_typevar: `%`(iter#3))*{iter#3 <- !($minus_recs(tv#61*{tv#61 <- `tv*`}, tu#61*{tu#61 <- `tu*`})).0}
+    -- (wf_typeuse: `%`(iter#4))*{iter#4 <- !($minus_recs(tv#62*{tv#62 <- `tv*`}, tu#62*{tu#62 <- `tu*`})).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(deftype : deftype, typevar*, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:413.1-413.80
-  def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv#67*{tv#67 <- `tv*`}, tu#67*{tu#67 <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
+  def $subst_deftype{qt : rectype, i : nat, `tv*` : typevar*, `tu*` : typeuse*}(_DEF_deftype(qt, i), tv#63*{tv#63 <- `tv*`}, tu#63*{tu#63 <- `tu*`}) = _DEF_deftype($subst_rectype(qt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}), i)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(addrtype : addrtype, typevar*, typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_addrtype{at : addrtype, `tv*` : typevar*, `tu*` : typeuse*}(at, tv#68*{tv#68 <- `tv*`}, tu#68*{tu#68 <- `tu*`}) = at
+  def $subst_addrtype{at : addrtype, `tv*` : typevar*, `tu*` : typeuse*}(at, tv#64*{tv#64 <- `tv*`}, tu#64*{tu#64 <- `tu*`}) = at
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tagtype(tagtype : tagtype, typevar*, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_tagtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(tu', tv#69*{tv#69 <- `tv*`}, tu#69*{tu#69 <- `tu*`}) = $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
+  def $subst_tagtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(tu', tv#65*{tv#65 <- `tv*`}, tu#65*{tu#65 <- `tu*`}) = $subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_globaltype(globaltype : globaltype, typevar*, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut#3?{mut#3 <- `mut?`}, t), tv#70*{tv#70 <- `tv*`}, tu#70*{tu#70 <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut#4?{mut#4 <- `mut?`}, $subst_valtype(t, tv#71*{tv#71 <- `tv*`}, tu#71*{tu#71 <- `tu*`})))
+  def $subst_globaltype{`mut?` : mut?, t : valtype, `tv*` : typevar*, `tu*` : typeuse*}(`%%`_globaltype(mut#2?{mut#2 <- `mut?`}, t), tv#66*{tv#66 <- `tv*`}, tu#66*{tu#66 <- `tu*`}) = `%%`_globaltype(mut?{mut <- `mut?`}, $subst_valtype(t, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(memtype : memtype, typevar*, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv#72*{tv#72 <- `tv*`}, tu#72*{tu#72 <- `tu*`}) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+  def $subst_memtype{at : addrtype, lim : limits, `tv*` : typevar*, `tu*` : typeuse*}(`%%PAGE`_memtype(at, lim), tv#67*{tv#67 <- `tv*`}, tu#67*{tu#67 <- `tu*`}) = `%%PAGE`_memtype(at, lim)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(tabletype : tabletype, typevar*, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv#73*{tv#73 <- `tv*`}, tu#73*{tu#73 <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv#74*{tv#74 <- `tv*`}, tu#74*{tu#74 <- `tu*`})))
+  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, `tv*` : typevar*, `tu*` : typeuse*}(`%%%`_tabletype(at, lim, rt), tv#68*{tv#68 <- `tv*`}, tu#68*{tu#68 <- `tu*`}) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(externtype : externtype, typevar*, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv#75*{tv#75 <- `tv*`}, tu#75*{tu#75 <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv#76*{tv#76 <- `tv*`}, tu#76*{tu#76 <- `tu*`})))
+  def $subst_externtype{jt : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(TAG_externtype(jt), tv#69*{tv#69 <- `tv*`}, tu#69*{tu#69 <- `tu*`}) = TAG_externtype($subst_tagtype(jt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv#77*{tv#77 <- `tv*`}, tu#77*{tu#77 <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv#78*{tv#78 <- `tv*`}, tu#78*{tu#78 <- `tu*`})))
+  def $subst_externtype{gt : globaltype, `tv*` : typevar*, `tu*` : typeuse*}(GLOBAL_externtype(gt), tv#70*{tv#70 <- `tv*`}, tu#70*{tu#70 <- `tu*`}) = GLOBAL_externtype($subst_globaltype(gt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv#79*{tv#79 <- `tv*`}, tu#79*{tu#79 <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv#80*{tv#80 <- `tv*`}, tu#80*{tu#80 <- `tu*`})))
+  def $subst_externtype{tt : tabletype, `tv*` : typevar*, `tu*` : typeuse*}(TABLE_externtype(tt), tv#71*{tv#71 <- `tv*`}, tu#71*{tu#71 <- `tu*`}) = TABLE_externtype($subst_tabletype(tt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv#81*{tv#81 <- `tv*`}, tu#81*{tu#81 <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv#82*{tv#82 <- `tv*`}, tu#82*{tu#82 <- `tu*`})))
+  def $subst_externtype{mt : memtype, `tv*` : typevar*, `tu*` : typeuse*}(MEM_externtype(mt), tv#72*{tv#72 <- `tv*`}, tu#72*{tu#72 <- `tu*`}) = MEM_externtype($subst_memtype(mt, tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv#83*{tv#83 <- `tv*`}, tu#83*{tu#83 <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv#84*{tv#84 <- `tv*`}, tu#84*{tu#84 <- `tu*`})))
+  def $subst_externtype{tu' : typeuse, `tv*` : typevar*, `tu*` : typeuse*}(FUNC_externtype(tu'), tv#73*{tv#73 <- `tv*`}, tu#73*{tu#73 <- `tu*`}) = FUNC_externtype($subst_typeuse(tu', tv*{tv <- `tv*`}, tu*{tu <- `tu*`}))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(moduletype : moduletype, typevar*, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1#1*{xt_1#1 <- `xt_1*`}, xt_2#1*{xt_2#1 <- `xt_2*`}), tv#85*{tv#85 <- `tv*`}, tu#85*{tu#85 <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1#2, tv#86*{tv#86 <- `tv*`}, tu#86*{tu#86 <- `tu*`})*{xt_1#2 <- `xt_1*`}, $subst_externtype(xt_2#2, tv#87*{tv#87 <- `tv*`}, tu#87*{tu#87 <- `tu*`})*{xt_2#2 <- `xt_2*`}))
+  def $subst_moduletype{`xt_1*` : externtype*, `xt_2*` : externtype*, `tv*` : typevar*, `tu*` : typeuse*}(`%->%`_moduletype(xt_1#1*{xt_1#1 <- `xt_1*`}, xt_2#1*{xt_2#1 <- `xt_2*`}), tv#74*{tv#74 <- `tv*`}, tu#74*{tu#74 <- `tu*`}) = `%->%`_moduletype($subst_externtype(xt_1, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_1 <- `xt_1*`}, $subst_externtype(xt_2, tv*{tv <- `tv*`}, tu*{tu <- `tu*`})*{xt_2 <- `xt_2*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(valtype : valtype, typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu#88^n{tu#88 <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137890))))^(i#137890<n){}
+  def $subst_all_valtype{t : valtype, n : nat, `tu*` : typeuse*, i : nat}(t, tu#75^n{tu#75 <- `tu*`}) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(valtype, var_0, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(reftype : reftype, typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu#89^n{tu#89 <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137892))))^(i#137892<n){}
+  def $subst_all_reftype{rt : reftype, n : nat, `tu*` : typeuse*, i : nat}(rt, tu#76^n{tu#76 <- `tu*`}) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(reftype, var_0, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(deftype : deftype, typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu#90^n{tu#90 <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137894))))^(i#137894<n){}
+  def $subst_all_deftype{dt : deftype, n : nat, `tu*` : typeuse*, i : nat}(dt, tu#77^n{tu#77 <- `tu*`}) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(tagtype : tagtype, typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu#91^n{tu#91 <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137896))))^(i#137896<n){}
+  def $subst_all_tagtype{jt : typeuse, n : nat, `tu*` : typeuse*, i : nat}(jt, tu#78^n{tu#78 <- `tu*`}) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(globaltype : globaltype, typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu#92^n{tu#92 <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137898))))^(i#137898<n){}
+  def $subst_all_globaltype{gt : globaltype, n : nat, `tu*` : typeuse*, i : nat}(gt, tu#79^n{tu#79 <- `tu*`}) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(memtype : memtype, typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu#93^n{tu#93 <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137900))))^(i#137900<n){}
+  def $subst_all_memtype{mt : memtype, n : nat, `tu*` : typeuse*, i : nat}(mt, tu#80^n{tu#80 <- `tu*`}) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(memtype, var_0, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(tabletype : tabletype, typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu#94^n{tu#94 <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137902))))^(i#137902<n){}
+  def $subst_all_tabletype{tt : tabletype, n : nat, `tu*` : typeuse*, i : nat}(tt, tu#81^n{tu#81 <- `tu*`}) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(externtype : externtype, typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu#95^n{tu#95 <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137904))))^(i#137904<n){}
+  def $subst_all_externtype{xt : externtype, n : nat, `tu*` : typeuse*, i : nat}(xt, tu#82^n{tu#82 <- `tu*`}) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(externtype, var_0, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(moduletype : moduletype, typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu#96^n{tu#96 <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137906))))^(i#137906<n){}
+  def $subst_all_moduletype{mmt : moduletype, n : nat, `tu*` : typeuse*, i : nat}(mmt, tu#83^n{tu#83 <- `tu*`}) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<n){}, tu^n{tu <- `tu*`})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -2002,9 +2508,9 @@ rec {
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:451.1-451.97
 def $subst_all_deftypes(deftype*, typeuse*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:452.1-452.40
-  def $subst_all_deftypes{`tu*` : typeuse*}([], tu#97*{tu#97 <- `tu*`}) = []
+  def $subst_all_deftypes{`tu*` : typeuse*}([], tu#84*{tu#84 <- `tu*`}) = []
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:453.1-453.101
-  def $subst_all_deftypes{dt_1 : deftype, `dt*` : deftype*, `tu*` : typeuse*}([dt_1] ++ dt#1*{dt#1 <- `dt*`}, tu#98*{tu#98 <- `tu*`}) = [$subst_all_deftype(dt_1, tu*{tu <- `tu*`})] ++ $subst_all_deftypes(dt*{dt <- `dt*`}, tu*{tu <- `tu*`})
+  def $subst_all_deftypes{dt_1 : deftype, `dt*` : deftype*, `tu*` : typeuse*}([dt_1] ++ dt#1*{dt#1 <- `dt*`}, tu#85*{tu#85 <- `tu*`}) = [$subst_all_deftype(dt_1, tu*{tu <- `tu*`})] ++ $subst_all_deftypes(dt*{dt <- `dt*`}, tu*{tu <- `tu*`})
 }
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -2012,45 +2518,71 @@ def $rollrt(typeidx : typeidx, rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rollrt{x : uN, rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(x, rectype) = REC_rectype(`%`_list($subst_subtype(subtype, _IDX_typevar(`%`_typeidx(($proj_uN_0(x).0 + i)))^(i<n){}, REC_typeuse(i)^(i<n){})^n{subtype <- `subtype*`}))
     -- if (rectype = REC_rectype(`%`_list(subtype#1^n{subtype#1 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#2))*{subtype#2 <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrollrt{rectype : rectype, i : nat, n : nat, `subtype*` : subtype*}(rectype) = REC_rectype(`%`_list($subst_subtype(subtype, REC_typevar(i)^(i<n){}, _DEF_typeuse(rectype, i)^(i<n){})^n{subtype <- `subtype*`}))
-    -- if (rectype = REC_rectype(`%`_list(subtype#3^n{subtype#3 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#4))*{subtype#4 <- `subtype*`}
+    -- if (rectype = REC_rectype(`%`_list(subtype#2^n{subtype#2 <- `subtype*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(typeidx : typeidx, rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $rolldt{x : uN, rectype : rectype, n : nat, `subtype*` : subtype*}(x, rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})), i)^(i<n){}
-    -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype#5^n{subtype#5 <- `subtype*`})))
-    -- (wf_subtype: `%`(subtype#6))*{subtype#6 <- `subtype*`}
+    -- if ($rollrt(x, rectype) = REC_rectype(`%`_list(subtype#3^n{subtype#3 <- `subtype*`})))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(deftype : deftype) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrolldt{rectype : rectype, i : nat}(_DEF_deftype(rectype, i)) = subtype*{subtype <- `subtype*`}[i]
-    -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype#7*{subtype#7 <- `subtype*`})) = $unrollrt(rectype)
+    -- let{`subtype*` : subtype*} REC_rectype(`%`_list(subtype#4*{subtype#4 <- `subtype*`})) = $unrollrt(rectype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{deftype : deftype, ret_val : subtype}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $unrolldt(deftype))
+    -- wf_subtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{addrtype : addrtype}(addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{addrtype : addrtype, ret_val : free}:
+    `%%`(addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{numtype : numtype}(numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{numtype : numtype, ret_val : free}:
+    `%%`(numtype, ret_val)
+    -- if (ret_val = $free_numtype(numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{packtype : packtype}(packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{packtype : packtype, ret_val : free}:
+    `%%`(packtype, ret_val)
+    -- if (ret_val = $free_packtype(packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(lanetype : lanetype) : free
@@ -2067,11 +2599,26 @@ def $free_lanetype(lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype(I16_lanetype) = $free_packtype(I16_packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{lanetype : lanetype, ret_val : free}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{vectype : vectype}(vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{vectype : vectype, ret_val : free}:
+    `%%`(vectype, ret_val)
+    -- if (ret_val = $free_vectype(vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(consttype : consttype) : free
@@ -2086,11 +2633,26 @@ def $free_consttype(consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype(V128_consttype) = $free_vectype(V128_vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{consttype : consttype, ret_val : free}:
+    `%%`(consttype, ret_val)
+    -- if (ret_val = $free_consttype(consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{absheaptype : absheaptype}(absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{absheaptype : absheaptype, ret_val : free}:
+    `%%`(absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(typevar : typevar) : free
@@ -2098,7 +2660,15 @@ def $free_typevar(typevar : typevar) : free
   def $free_typevar{typeidx : uN}(_IDX_typevar(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{n : nat}(REC_typevar(n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{typevar : typevar, ret_val : free}:
+    `%%`(typevar, ret_val)
+    -- wf_typevar: `%`(typevar)
+    -- if (ret_val = $free_typevar(typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -2141,7 +2711,7 @@ def $free_heaptype(heaptype : heaptype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.1-482.34
 def $free_reftype(reftype : reftype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:532.1-532.65
-  def $free_reftype{`null?` : null?, heaptype : heaptype}(REF_reftype(null#3?{null#3 <- `null?`}, heaptype)) = $free_heaptype(heaptype)
+  def $free_reftype{`null?` : null?, heaptype : heaptype}(REF_reftype(null#2?{null#2 <- `null?`}, heaptype)) = $free_heaptype(heaptype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.1-484.34
 def $free_typeuse(typeuse : typeuse) : free
@@ -2168,12 +2738,11 @@ def $free_valtype(valtype : valtype) : free
   def $free_valtype{`null?` : null?, heaptype : heaptype}(REF_valtype(`null?`, heaptype)) = $free_reftype(REF_reftype(`null?`, heaptype))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(resulttype : resulttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:539.1-539.69
-  def $free_resulttype{`valtype*` : valtype*}(`%`_resulttype(valtype#503*{valtype#503 <- `valtype*`})) = $free_list($free_valtype(valtype)*{valtype <- `valtype*`})
+  def $free_resulttype{`valtype*` : valtype*}(`%`_resulttype(valtype#502*{valtype#502 <- `valtype*`})) = $free_list($free_valtype(valtype)*{valtype <- `valtype*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.1-488.42
 def $free_storagetype(storagetype : storagetype) : free
@@ -2199,7 +2768,7 @@ def $free_storagetype(storagetype : storagetype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.1-489.38
 def $free_fieldtype(fieldtype : fieldtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:544.1-544.71
-  def $free_fieldtype{`mut?` : mut?, storagetype : storagetype}(`%%`_fieldtype(mut#5?{mut#5 <- `mut?`}, storagetype)) = $free_storagetype(storagetype)
+  def $free_fieldtype{`mut?` : mut?, storagetype : storagetype}(`%%`_fieldtype(mut#3?{mut#3 <- `mut?`}, storagetype)) = $free_storagetype(storagetype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.1-490.36
 def $free_comptype(comptype : comptype) : free
@@ -2213,12 +2782,12 @@ def $free_comptype(comptype : comptype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.1-491.34
 def $free_subtype(subtype : subtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:550.1-551.66
-  def $free_subtype{`final?` : final?, `typeuse*` : typeuse*, comptype : comptype}(SUB_subtype(final#3?{final#3 <- `final?`}, typeuse#1*{typeuse#1 <- `typeuse*`}, comptype)) = $free_list($free_typeuse(typeuse)*{typeuse <- `typeuse*`}) +++ $free_comptype(comptype)
+  def $free_subtype{`final?` : final?, `typeuse*` : typeuse*, comptype : comptype}(SUB_subtype(final#2?{final#2 <- `final?`}, typeuse#1*{typeuse#1 <- `typeuse*`}, comptype)) = $free_list($free_typeuse(typeuse)*{typeuse <- `typeuse*`}) +++ $free_comptype(comptype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.1-492.34
 def $free_rectype(rectype : rectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:553.1-553.70
-  def $free_rectype{`subtype*` : subtype*}(REC_rectype(`%`_list(subtype#8*{subtype#8 <- `subtype*`}))) = $free_list($free_subtype(subtype)*{subtype <- `subtype*`})
+  def $free_rectype{`subtype*` : subtype*}(REC_rectype(`%`_list(subtype#5*{subtype#5 <- `subtype*`}))) = $free_list($free_subtype(subtype)*{subtype <- `subtype*`})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.1-520.34
 def $free_deftype(deftype : deftype) : free
@@ -2226,37 +2795,189 @@ def $free_deftype(deftype : deftype) : free
   def $free_deftype{rectype : rectype, n : nat}(_DEF_deftype(rectype, n)) = $free_rectype(rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{heaptype : heaptype, ret_val : free}:
+    `%%`(heaptype, ret_val)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $free_heaptype(heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{reftype : reftype, ret_val : free}:
+    `%%`(reftype, ret_val)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $free_reftype(reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{typeuse : typeuse, ret_val : free}:
+    `%%`(typeuse, ret_val)
+    -- wf_typeuse: `%`(typeuse)
+    -- if (ret_val = $free_typeuse(typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{valtype : valtype, ret_val : free}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $free_valtype(valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{resulttype : resulttype, ret_val : free}:
+    `%%`(resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{storagetype : storagetype, ret_val : free}:
+    `%%`(storagetype, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if (ret_val = $free_storagetype(storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{fieldtype : fieldtype, ret_val : free}:
+    `%%`(fieldtype, ret_val)
+    -- wf_fieldtype: `%`(fieldtype)
+    -- if (ret_val = $free_fieldtype(fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{comptype : comptype, ret_val : free}:
+    `%%`(comptype, ret_val)
+    -- wf_comptype: `%`(comptype)
+    -- if (ret_val = $free_comptype(comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{subtype : subtype, ret_val : free}:
+    `%%`(subtype, ret_val)
+    -- wf_subtype: `%`(subtype)
+    -- if (ret_val = $free_subtype(subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{rectype : rectype, ret_val : free}:
+    `%%`(rectype, ret_val)
+    -- if (ret_val = $free_rectype(rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{deftype : deftype, ret_val : free}:
+    `%%`(deftype, ret_val)
+    -- if (ret_val = $free_deftype(deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{rectype : rectype, n : n}(_DEF_tagtype(rectype, n)) = $free_deftype(_DEF_deftype(rectype, n))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_globaltype(globaltype : globaltype) : free
+relation free_tagtype_is_wf: `%%`(tagtype : tagtype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut#6?{mut#6 <- `mut?`}, valtype)) = $free_valtype(valtype)
+  rule free_tagtype_is_wf0{tagtype : tagtype, ret_val : free}:
+    `%%`(tagtype, ret_val)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $free_tagtype(tagtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(memtype : memtype) : free
+def $free_globaltype(globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+  def $free_globaltype{`mut?` : mut?, valtype : valtype}(`%%`_globaltype(mut#4?{mut#4 <- `mut?`}, valtype)) = $free_valtype(valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_globaltype_is_wf: `%%`(globaltype : globaltype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_globaltype_is_wf0{globaltype : globaltype, ret_val : free}:
+    `%%`(globaltype, ret_val)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $free_globaltype(globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{addrtype : addrtype, limits : limits}(`%%PAGE`_memtype(addrtype, limits)) = $free_addrtype(addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{memtype : memtype, ret_val : free}:
+    `%%`(memtype, ret_val)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $free_memtype(memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tabletype{addrtype : addrtype, limits : limits, reftype : reftype}(`%%%`_tabletype(addrtype, limits, reftype)) = $free_addrtype(addrtype) +++ $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{tabletype : tabletype, ret_val : free}:
+    `%%`(tabletype, ret_val)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $free_tabletype(tabletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{datatype : datatype, ret_val : free}:
+    `%%`(datatype, ret_val)
+    -- if (ret_val = $free_datatype(datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{reftype : reftype}(reftype) = $free_reftype(reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{elemtype : elemtype, ret_val : free}:
+    `%%`(elemtype, ret_val)
+    -- wf_reftype: `%`(elemtype)
+    -- if (ret_val = $free_elemtype(elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -2270,11 +2991,29 @@ def $free_externtype(externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{typeuse : typeuse}(FUNC_externtype(typeuse)) = $free_typeuse(typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{externtype : externtype, ret_val : free}:
+    `%%`(externtype, ret_val)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $free_externtype(externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_moduletype{`externtype_1*` : externtype*, `externtype_2*` : externtype*}(`%->%`_moduletype(externtype_1#1*{externtype_1#1 <- `externtype_1*`}, externtype_2#1*{externtype_2#1 <- `externtype_2*`})) = $free_list($free_externtype(externtype_1)*{externtype_1 <- `externtype_1*`}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- `externtype_2*`})
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{moduletype : moduletype, ret_val : free}:
+    `%%`(moduletype, ret_val)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $free_moduletype(moduletype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
   | mk_num__0(Inn : Inn, var_x : iN)
@@ -2791,7 +3530,15 @@ relation wf_shape: `%`(shape)
 def $dim(shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $dim{Lnn : lanetype, N : nat}(`%X%`_shape(Lnn, `%`_dim(N))) = `%`_dim(N)
-    -- wf_dim: `%`(`%`_dim(N))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{shape : shape, ret_val : dim}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $dim(shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $lanetype(shape : shape) : lanetype
@@ -4578,38 +5325,67 @@ syntax expr = instr*
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(consttype : consttype, lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I32_consttype, mk_lit__0_lit_(I32_numtype, c)) = CONST_instr(I32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I64_consttype, mk_lit__0_lit_(I64_numtype, c)) = CONST_instr(I64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F32_consttype, mk_lit__0_lit_(F32_numtype, c)) = CONST_instr(F32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F64_consttype, mk_lit__0_lit_(F64_numtype, c)) = CONST_instr(F64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : uN}(V128_consttype, mk_lit__1_lit_(V128_vectype, c)) = VCONST_instr(V128_vectype, c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(consttype : consttype, lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{consttype : consttype, lit_ : lit_, ret_val : instr}:
+    `%%%`(consttype, lit_, ret_val)
+    -- wf_lit_: `%%`($storagetype_consttype(consttype), lit_)
+    -- if (ret_val = $const(consttype, lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{lanetype : lanetype, dim : dim}(`%X%`_shape(lanetype, dim)) = $free_lanetype(lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{shape : shape, ret_val : free}:
+    `%%`(shape, ret_val)
+    -- wf_shape: `%`(shape)
+    -- if (ret_val = $free_shape(shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $free_blocktype{`valtype?` : valtype?}(_RESULT_blocktype(valtype#505?{valtype#505 <- `valtype?`})) = $free_opt($free_valtype(valtype)?{valtype <- `valtype?`})
+  def $free_blocktype{`valtype?` : valtype?}(_RESULT_blocktype(valtype#504?{valtype#504 <- `valtype?`})) = $free_opt($free_valtype(valtype)?{valtype <- `valtype?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{typeidx : uN}(_IDX_blocktype(typeidx)) = $free_typeidx(typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{blocktype : blocktype, ret_val : free}:
+    `%%`(blocktype, ret_val)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $free_blocktype(blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4621,6 +5397,15 @@ def $free_catch(catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{labelidx : uN}(CATCH_ALL_REF_catch(labelidx)) = $free_labelidx(labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{catch : catch, ret_val : free}:
+    `%%`(catch, ret_val)
+    -- wf_catch: `%`(catch)
+    -- if (ret_val = $free_catch(catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4632,7 +5417,6 @@ def $shift_labelidxs(labelidx*) : labelidx*
   def $shift_labelidxs{`labelidx'*` : labelidx*}([`%`_labelidx(0)] ++ labelidx'#1*{labelidx'#1 <- `labelidx'*`}) = $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
   def $shift_labelidxs{labelidx : uN, `labelidx'*` : labelidx*}([labelidx] ++ labelidx'#2*{labelidx'#2 <- `labelidx'*`}) = [`%`_labelidx(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'*{labelidx' <- `labelidx'*`})
-    -- wf_uN: `%%`(32, `%`_uN(((($proj_uN_0(labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4642,15 +5426,12 @@ rec {
 def $free_instr(instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
-  def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype#506*{valtype#506 <- `valtype*#1`}?{`valtype*#1` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
+  def $free_instr{`valtype*?` : valtype*?}(SELECT_instr(valtype#505*{valtype#505 <- `valtype*#1`}?{`valtype*#1` <- `valtype*?`})) = $free_opt($free_list($free_valtype(valtype)*{valtype <- `valtype*`})?{`valtype*` <- `valtype*?`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
   def $free_instr{blocktype : blocktype, `instr*` : instr*}(BLOCK_instr(blocktype, instr#1*{instr#1 <- `instr*`})) = $free_blocktype(blocktype) +++ $free_block(instr*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:441.1-441.91
@@ -4679,7 +5460,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tableidx : uN, typeuse : typeuse}(CALL_INDIRECT_instr(tableidx, typeuse)) = $free_tableidx(tableidx) +++ $free_typeuse(typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{funcidx : uN}(RETURN_CALL_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4690,7 +5470,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{tagidx : uN}(THROW_instr(tagidx)) = $free_tagidx(tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
   def $free_instr{blocktype : blocktype, `catch*` : catch*, `instr*` : instr*}(TRY_TABLE_instr(blocktype, `%`_list(catch#1*{catch#1 <- `catch*`}), instr#3*{instr#3 <- `instr*`})) = $free_blocktype(blocktype) +++ $free_list($free_catch(catch)*{catch <- `catch*`}) +++ $free_list($free_instr(instr)*{instr <- `instr*`})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
@@ -4753,13 +5532,10 @@ def $free_instr(instr : instr) : free
   def $free_instr{heaptype : heaptype}(`REF.NULL`_instr(heaptype)) = $free_heaptype(heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
   def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
   def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
   def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
   def $free_instr{reftype : reftype}(`REF.TEST`_instr(reftype)) = $free_reftype(reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
@@ -4768,10 +5544,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{funcidx : uN}(`REF.FUNC`_instr(funcidx)) = $free_funcidx(funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
   def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
   def $free_instr{sx : sx}(`I31.GET`_instr(sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
   def $free_instr{typeidx : uN}(`STRUCT.NEW`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
@@ -4796,7 +5570,6 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN}(`ARRAY.SET`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
   def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
   def $free_instr{typeidx : uN}(`ARRAY.FILL`_instr(typeidx)) = $free_typeidx(typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
@@ -4807,10 +5580,8 @@ def $free_instr(instr : instr) : free
   def $free_instr{typeidx : uN, elemidx : uN}(`ARRAY.INIT_ELEM`_instr(typeidx, elemidx)) = $free_typeidx(typeidx) +++ $free_elemidx(elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
   def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
   def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
   def $free_instr{localidx : uN}(`LOCAL.GET`_instr(localidx)) = $free_localidx(localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
@@ -4867,12 +5638,45 @@ def $free_block(instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{`instr*` : instr*}(instr#4*{instr#4 <- `instr*`}) = free[LABELS_free = $shift_labelidxs(free.LABELS_free)]
     -- let{free : free} free = $free_list($free_instr(instr#5)*{instr#5 <- `instr*`})
+    -- wf_free: `%`($free_list($free_instr(instr#6)*{instr#6 <- `instr*`}))
+    -- (wf_free: `%`($free_instr(instr#7)))*{instr#7 <- `instr*`}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{instr : instr, ret_val : free}:
+    `%%`(instr, ret_val)
+    -- wf_instr: `%`(instr)
+    -- if (ret_val = $free_instr(instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_expr(expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $free_expr{`instr*` : instr*}(instr#6*{instr#6 <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
+  def $free_expr{`instr*` : instr*}(instr#8*{instr#8 <- `instr*`}) = $free_list($free_instr(instr)*{instr <- `instr*`})
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{expr : expr, ret_val : free}:
+    `%%`(expr, ret_val)
+    -- (wf_instr: `%`(expr))*{expr <- expr}
+    -- if (ret_val = $free_expr(expr))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
@@ -5064,85 +5868,216 @@ def $free_type(type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{rectype : rectype}(TYPE_type(rectype)) = $free_rectype(rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{type : type, ret_val : free}:
+    `%%`(type, ret_val)
+    -- if (ret_val = $free_type(type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{tagtype : typeuse}(TAG_tag(tagtype)) = $free_tagtype(tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{tag : tag, ret_val : free}:
+    `%%`(tag, ret_val)
+    -- wf_tag: `%`(tag)
+    -- if (ret_val = $free_tag(tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{globaltype : globaltype, expr : instr*}(GLOBAL_global(globaltype, expr)) = $free_globaltype(globaltype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{global : global, ret_val : free}:
+    `%%`(global, ret_val)
+    -- wf_global: `%`(global)
+    -- if (ret_val = $free_global(global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{memtype : memtype}(MEMORY_mem(memtype)) = $free_memtype(memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{mem : mem, ret_val : free}:
+    `%%`(mem, ret_val)
+    -- wf_mem: `%`(mem)
+    -- if (ret_val = $free_mem(mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{tabletype : tabletype, expr : instr*}(TABLE_table(tabletype, expr)) = $free_tabletype(tabletype) +++ $free_expr(expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{table : table, ret_val : free}:
+    `%%`(table, ret_val)
+    -- wf_table: `%`(table)
+    -- if (ret_val = $free_table(table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{local : local, ret_val : free}:
+    `%%`(local, ret_val)
+    -- wf_local: `%`(local)
+    -- if (ret_val = $free_local(local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{typeidx : uN, `local*` : local*, expr : instr*}(FUNC_func(typeidx, local#1*{local#1 <- `local*`}, expr)) = $free_typeidx(typeidx) +++ $free_list($free_local(local)*{local <- `local*`}) +++ $free_block(expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{func : func, ret_val : free}:
+    `%%`(func, ret_val)
+    -- wf_func: `%`(func)
+    -- if (ret_val = $free_func(func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{memidx : uN, expr : instr*}(ACTIVE_datamode(memidx, expr)) = $free_memidx(memidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{datamode : datamode, ret_val : free}:
+    `%%`(datamode, ret_val)
+    -- wf_datamode: `%`(datamode)
+    -- if (ret_val = $free_datamode(datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{`byte*` : byte*, datamode : datamode}(DATA_data(byte#1*{byte#1 <- `byte*`}, datamode)) = $free_datamode(datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{data : data, ret_val : free}:
+    `%%`(data, ret_val)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $free_data(data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{tableidx : uN, expr : instr*}(ACTIVE_elemmode(tableidx, expr)) = $free_tableidx(tableidx) +++ $free_expr(expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{elemmode : elemmode, ret_val : free}:
+    `%%`(elemmode, ret_val)
+    -- wf_elemmode: `%`(elemmode)
+    -- if (ret_val = $free_elemmode(elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{reftype : reftype, `expr*` : expr*, elemmode : elemmode}(ELEM_elem(reftype, expr#358*{expr#358 <- `expr*`}, elemmode)) = $free_reftype(reftype) +++ $free_list($free_expr(expr)*{expr <- `expr*`}) +++ $free_elemmode(elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{elem : elem, ret_val : free}:
+    `%%`(elem, ret_val)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $free_elem(elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{funcidx : uN}(START_start(funcidx)) = $free_funcidx(funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{start : start, ret_val : free}:
+    `%%`(start, ret_val)
+    -- wf_start: `%`(start)
+    -- if (ret_val = $free_start(start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, externtype : externtype}(IMPORT_import(name_1, name_2, externtype)) = $free_externtype(externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{import : import, ret_val : free}:
+    `%%`(import, ret_val)
+    -- wf_import: `%`(import)
+    -- if (ret_val = $free_import(import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{name : name, externidx : externidx}(EXPORT_export(name, externidx)) = $free_externidx(externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{export : export, ret_val : free}:
+    `%%`(export, ret_val)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $free_export(export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_module{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*}(MODULE_module(`%`_list(type#1*{type#1 <- `type*`}), `%`_list(import#1*{import#1 <- `import*`}), `%`_list(tag#1*{tag#1 <- `tag*`}), `%`_list(global#1*{global#1 <- `global*`}), `%`_list(mem#1*{mem#1 <- `mem*`}), `%`_list(table#1*{table#1 <- `table*`}), `%`_list(func#1*{func#1 <- `func*`}), `%`_list(data#1*{data#1 <- `data*`}), `%`_list(elem#1*{elem#1 <- `elem*`}), start#1?{start#1 <- `start?`}, `%`_list(export#1*{export#1 <- `export*`}))) = $free_list($free_type(type)*{type <- `type*`}) +++ $free_list($free_tag(tag)*{tag <- `tag*`}) +++ $free_list($free_global(global)*{global <- `global*`}) +++ $free_list($free_mem(mem)*{mem <- `mem*`}) +++ $free_list($free_table(table)*{table <- `table*`}) +++ $free_list($free_func(func)*{func <- `func*`}) +++ $free_list($free_data(data)*{data <- `data*`}) +++ $free_list($free_elem(elem)*{elem <- `elem*`}) +++ $free_opt($free_start(start)?{start <- `start?`}) +++ $free_list($free_import(import)*{import <- `import*`}) +++ $free_list($free_export(export)*{export <- `export*`})
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{module : module, ret_val : free}:
+    `%%`(module, ret_val)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $free_module(module))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(module : module) : funcidx*
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
@@ -5228,6 +6163,22 @@ def $with_locals(context : context, localidx*, localtype*) : context?
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(context, var_0, var_1, ret_val)
+    -- wf_context: `%`(context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if ($with_locals(context, var_0, var_1) =/= ?())
+    -- if (ret_val = !($with_locals(context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -5243,6 +6194,16 @@ def $clos_valtype(context : context, valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, $typeuse_deftype(dt)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#4*{dt#4 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(context : context, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{context : context, valtype : valtype, ret_val : valtype}:
+    `%%%`(context, valtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $clos_valtype(context, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(context : context, deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -5261,25 +6222,43 @@ def $clos_externtype(context : context, externtype : externtype) : externtype
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, $typeuse_deftype(dt)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#6*{dt#6 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(context : context, externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{context : context, externtype : externtype, ret_val : externtype}:
+    `%%%`(context, externtype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_externtype: `%`(externtype)
+    -- if (ret_val = $clos_externtype(context, externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(context : context, moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, $typeuse_deftype(dt)*{dt <- `dt*`})
     -- let{`dt*` : deftype*} dt#7*{dt#7 <- `dt*`} = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(context : context, moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{context : context, moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(context, moduletype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_moduletype: `%`(moduletype)
+    -- if (ret_val = $clos_moduletype(context, moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -5290,21 +6269,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, packtype : packtype}:
     `%|-%<:%`(C, packtype, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, numtype : numtype}:
     `%|-%<:%`(C, numtype, numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -5312,6 +6288,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule _{deftype : deftype, comptype : comptype, `final?` : final?, `typeuse*` : typeuse*}:
     `%~~%`(deftype, comptype)
     -- if ($unrolldt(deftype) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- wf_subtype: `%`($unrolldt(deftype))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5319,7 +6296,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule _{C : context, vectype : vectype}:
     `%|-%<:%`(C, vectype, vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(typeuse : typeuse, nat : nat) : bool
@@ -5337,6 +6313,16 @@ def $unrollht_(context : context, heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(context : context, heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{context : context, heaptype : heaptype, ret_val : subtype}:
+    `%%%`(context, heaptype, ret_val)
+    -- wf_context: `%`(context)
+    -- wf_heaptype: `%`(heaptype)
+    -- if (ret_val = $unrollht_(context, heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -5345,20 +6331,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, absheaptype : absheaptype}:
     `%|-%:OK`(C, $heaptype_absheaptype(absheaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, typeuse : typeuse}:
     `%|-%:OK`(C, $heaptype_typeuse(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5366,8 +6347,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule _{C : context, heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5375,26 +6354,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, numtype : numtype}:
     `%|-%:OK`(C, $valtype_numtype(numtype))
     -- Numtype_ok: `%|-%:OK`(C, numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, vectype : vectype}:
     `%|-%:OK`(C, $valtype_vectype(vectype))
     -- Vectype_ok: `%|-%:OK`(C, vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, reftype : reftype}:
     `%|-%:OK`(C, $valtype_reftype(reftype))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5403,23 +6376,18 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
     `%|-%:OK`(C, _IDX_typeuse(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- if (C.TYPES_context[$proj_uN_0(typeidx).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, deftype : deftype}:
     `%|-%:OK`(C, $typeuse_deftype(deftype))
     -- Deftype_ok: `%|-%:OK`(C, deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
@@ -5427,8 +6395,6 @@ relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   rule _{C : context, `t*` : valtype*}:
     `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- `t*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
@@ -5436,8 +6402,6 @@ relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   rule _{C : context, storagetype : storagetype}:
     `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5445,14 +6409,11 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, valtype : valtype}:
     `%|-%:OK`(C, $storagetype_valtype(valtype))
     -- Valtype_ok: `%|-%:OK`(C, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, packtype : packtype}:
     `%|-%:OK`(C, $storagetype_packtype(packtype))
     -- Packtype_ok: `%|-%:OK`(C, packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
@@ -5460,23 +6421,17 @@ relation Comptype_ok: `%|-%:OK`(context, comptype)
   rule struct{C : context, `fieldtype*` : fieldtype*}:
     `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
     -- (Fieldtype_ok: `%|-%:OK`(C, fieldtype))*{fieldtype <- `fieldtype*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5491,8 +6446,7 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, $heaptype_typeuse(typeuse)) = SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, typeuse <- `typeuse*`, `typeuse'*` <- `typeuse'**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse*{typeuse <- `typeuse*`}, comptype))
+    -- (wf_subtype: `%`($unrollht_(C, $heaptype_typeuse(typeuse))))*{typeuse <- `typeuse*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'*{typeuse' <- `typeuse'*`}, comptype')))*{comptype' <- `comptype'*`, `typeuse'*` <- `typeuse'**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
@@ -5500,16 +6454,12 @@ relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, i : nat}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
     -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5519,7 +6469,6 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}} +++ C, rectype, OK_oktypenat(0))
     -- if (rectype = REC_rectype(`%`_list(subtype^n{subtype <- `subtype*`})))
     -- if (i < n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype^n{subtype <- `subtype*`}})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
@@ -5529,26 +6478,17 @@ relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
     `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})), STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
     -- if (|`ft_1*`| = |`ft_2*`|)
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- `ft_1*`, ft_2 <- `ft_2*`}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1*{ft_1 <- `ft_1*`} ++ ft'_1*{ft'_1 <- `ft'_1*`})))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2*{ft_2 <- `ft_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, `t_11*` : valtype*, `t_12*` : valtype*, `t_21*` : valtype*, `t_22*` : valtype*}:
     `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})), `FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_11*{t_11 <- `t_11*`}))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12*{t_12 <- `t_12*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`}))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), `%`_resulttype(t_22*{t_22 <- `t_22*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5556,7 +6496,6 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, `final?` : final?, `typeuse*` : typeuse*, ct : comptype, i : nat}:
@@ -5564,7 +6503,7 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
     -- if (i < |typeuse*{typeuse <- `typeuse*`}|)
     -- Heaptype_sub: `%|-%<:%`(C, $heaptype_typeuse(typeuse*{typeuse <- `typeuse*`}[i]), $heaptype_deftype(deftype_2))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5572,8 +6511,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5581,95 +6518,64 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule `eq-any`{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule `i31-eq`{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule `struct-eq`{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule `array-eq`{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, deftype : deftype, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, $heaptype_deftype(deftype), STRUCT_heaptype)
     -- Expand: `%~~%`(deftype, STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, deftype : deftype, fieldtype : fieldtype}:
     `%|-%<:%`(C, $heaptype_deftype(deftype), ARRAY_heaptype)
     -- Expand: `%~~%`(deftype, ARRAY_comptype(fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, deftype : deftype, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%<:%`(C, $heaptype_deftype(deftype), FUNC_heaptype)
     -- Expand: `%~~%`(deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, $heaptype_deftype(deftype_1), $heaptype_deftype(deftype_2))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule `typeidx-l`{C : context, typeidx : typeidx, heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(typeidx), heaptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, $heaptype_deftype(C.TYPES_context[$proj_uN_0(typeidx).0]), heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule `typeidx-r`{C : context, heaptype : heaptype, typeidx : typeidx}:
     `%|-%<:%`(C, heaptype, _IDX_heaptype(typeidx))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, $heaptype_deftype(C.TYPES_context[$proj_uN_0(typeidx).0]))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule `rec-struct`{C : context, i : n, `final?` : final?, `fieldtype*` : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], STRUCT_comptype(`%`_list(fieldtype*{fieldtype <- `fieldtype*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
@@ -5677,9 +6583,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], ARRAY_comptype(fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
@@ -5687,9 +6590,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, [], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
@@ -5698,8 +6598,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- if (j < |typeuse*{typeuse <- `typeuse*`}|)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final?{final <- `final?`}, typeuse*{typeuse <- `typeuse*`}, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5707,9 +6605,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, ANY_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5718,9 +6613,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, FUNC_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5729,9 +6621,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5740,18 +6629,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, heaptype, EXTERN_heaptype)
     -- if (heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5759,17 +6642,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5777,28 +6654,20 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, $valtype_numtype(numtype_1), $valtype_numtype(numtype_2))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, $valtype_vectype(vectype_1), $valtype_vectype(vectype_2))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, $valtype_reftype(reftype_1), $valtype_reftype(reftype_2))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
@@ -5807,9 +6676,6 @@ relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
     `%|-%<:%`(C, `%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`}))
     -- if (|`t_1*`| = |`t_2*`|)
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- `t_1*`, t_2 <- `t_2*`}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- `t_1*`}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- `t_2*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5817,15 +6683,11 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, $storagetype_valtype(valtype_1), $storagetype_valtype(valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, $storagetype_packtype(packtype_1), $storagetype_packtype(packtype_2))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
@@ -5833,18 +6695,12 @@ relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
     `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5853,8 +6709,6 @@ relation Localtype_ok: `%|-%:OK`(context, localtype)
   rule _{C : context, init : init, t : valtype}:
     `%|-%:OK`(C, `%%`_localtype(init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
@@ -5866,9 +6720,7 @@ relation Instrtype_ok: `%|-%:OK`(context, instrtype)
     -- if (|`lct*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = lct))*{lct <- `lct*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- `lct*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5876,17 +6728,12 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{deftype : deftype, C : context, comptype : comptype}:
     `%~~_%%`($typeuse_deftype(deftype), C, comptype)
     -- Expand: `%~~%`(deftype, comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{typeidx : typeidx, C : context, comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(typeidx), C, comptype)
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5912,9 +6759,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[$proj_uN_0(x).0]) = SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, x <- `x*`, `yy*` <- `yy**`}
     -- Comptype_ok: `%|-%:OK`(C, comptype)
     -- (Comptype_sub: `%|-%<:%`(C, comptype, comptype'))*{comptype' <- `comptype'*`}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- `x*`}, comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[$proj_uN_0(x).0])))*{x <- `x*`}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy*{yy <- `yy*`}, comptype')))*{comptype' <- `comptype'*`, `yy*` <- `yy**`}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5925,17 +6770,12 @@ relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, `subtype*` : subtype*, x : idx}:
     `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype*{subtype <- `subtype*`})), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
     -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype*{subtype <- `subtype*`})), OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(subtype))*{subtype <- `subtype*`}
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
     -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
 }
@@ -5947,8 +6787,6 @@ relation Limits_ok: `%|-%:%`(context, limits, nat)
     `%|-%:%`(C, `[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}), k)
     -- if (n <= k)
     -- (if ((n <= m) /\ (m <= k)))?{m <- `m?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n), `%`_u64(m)?{m <- `m?`}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5957,8 +6795,6 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
     `%|-%:OK`(C, typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(typeuse)
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5967,8 +6803,6 @@ relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   rule _{C : context, t : valtype}:
     `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5976,8 +6810,6 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule _{C : context, addrtype : addrtype, limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(addrtype, limits))
     -- Limits_ok: `%|-%:%`(C, limits, (2 ^ ((($size($numtype_addrtype(addrtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
@@ -5986,8 +6818,6 @@ relation Tabletype_ok: `%|-%:OK`(context, tabletype)
     `%|-%:OK`(C, `%%%`_tabletype(addrtype, limits, reftype))
     -- Limits_ok: `%|-%:%`(C, limits, ((((2 ^ $size($numtype_addrtype(addrtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits, reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5995,37 +6825,27 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(memtype))
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, typeuse : typeuse, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, typeuse)
     -- Expand_use: `%~~_%%`(typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(typeuse))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -6039,10 +6859,8 @@ relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
     -- if (|`t*`| = |`x*`|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- `x*`}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t)))*{t <- `t*`, x <- `x*`}
-    -- wf_context: `%`(C)
     -- (wf_uN: `%%`(32, x))*{x <- `x*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11*{t_11 <- `t_11*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_12*{t_12 <- `t_12*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21*{t_21 <- `t_21*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_22*{t_22 <- `t_22*`})))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2*{x_2 <- `x_2*`}, x_1*{x_1 <- `x_1*`})}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -6052,17 +6870,11 @@ relation Limits_sub: `%|-%<:%`(context, limits, limits)
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- `m_2?`}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- `m_2?`}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
     `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -6071,7 +6883,6 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, $typeuse_deftype(deftype_1), $typeuse_deftype(deftype_2))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
@@ -6079,18 +6890,12 @@ relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -6098,9 +6903,6 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule _{C : context, addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(addrtype, limits_1), `%%PAGE`_memtype(addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
@@ -6110,9 +6912,6 @@ relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -6120,41 +6919,26 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype($typeuse_deftype(deftype_1)), FUNC_externtype($typeuse_deftype(deftype_2)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(deftype_1)))
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(deftype_2)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
@@ -6162,18 +6946,12 @@ relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   rule valtype{C : context, `valtype?` : valtype?}:
     `%|-%:%`(C, _RESULT_blocktype(valtype?{valtype <- `valtype?`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
     -- (Valtype_ok: `%|-%:OK`(C, valtype))?{valtype <- `valtype?`}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype?{valtype <- `valtype?`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype?{valtype <- `valtype?`}))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, typeidx : typeidx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, _IDX_blocktype(typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(typeidx).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6186,8 +6964,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6198,8 +6974,6 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -6207,42 +6981,42 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(I32_valtype) = ?(?(CONST_val($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(I64_valtype) = ?(?(CONST_val($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, `%`_uN(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F32_valtype) = ?(?(CONST_val($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn)))))))
-    -- wf_val: `%`(CONST_val($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F64_valtype) = ?(?(CONST_val($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn)))))))
-    -- wf_val: `%`(CONST_val($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(V128_valtype) = ?(?(VCONST_val(V128_vectype, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(V128_vectype, `%`_vec_(0)))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{valtype : valtype, ret_val : val?}:
+    `%%`(valtype, ret_val)
+    -- wf_valtype: `%`(valtype)
+    -- if ($default_(valtype) =/= ?())
+    -- if (ret_val = !($default_(valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
@@ -6250,7 +7024,7 @@ relation Defaultable: `|-%DEFAULTABLE`(valtype)
     `|-%DEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
@@ -6259,7 +7033,6 @@ relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
     `|-%:%->%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)}, at, N)
     -- if (((2 ^ n) : nat <:> rat) <= ((N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (m < (2 ^ $size($numtype_addrtype(at))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(n), OFFSET `%`_u64(m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(storagetype : storagetype) : bool
@@ -6274,33 +7047,22 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
     `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
     `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule `select-expl`{C : context, t : valtype}:
     `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule `select-impl`{C : context, t : valtype, t' : valtype, numtype : numtype, vectype : vectype}:
@@ -6308,18 +7070,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = $valtype_numtype(numtype)) \/ (t' = $valtype_vectype(vectype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%|-%:%`(C, BLOCK_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6329,8 +7086,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, LOOP_instr(bt, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1*{t_1 <- `t_1*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6341,9 +7096,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_1*{instr_1 <- `instr_1*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6355,9 +7107,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
@@ -6365,9 +7114,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, `l*` : labelidx*, l' : labelidx, `t_1*` : valtype*, `t*` : valtype*, `t_2*` : valtype*}:
@@ -6377,8 +7123,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l').0 < |C.LABELS_context|)
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t*{t <- `t*`}), C.LABELS_context[$proj_uN_0(l').0])
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`} ++ [I32_valtype]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
@@ -6387,18 +7131,12 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t*{t <- `t*`})
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, `t*` : valtype*, ht : heaptype}:
     `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t*{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6409,10 +7147,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype($diffrt(rt_1, rt_2))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, `t*` : valtype*, rt : reftype}:
@@ -6423,19 +7158,14 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t*{t <- `t*`} ++ [$valtype_reftype(rt_2)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
@@ -6443,9 +7173,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
@@ -6456,9 +7183,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- if ($proj_uN_0(y).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6468,9 +7192,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- if (C.RETURN_context = ?(`%`_resulttype(t*{t <- `t*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
@@ -6481,10 +7202,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6496,10 +7214,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
 
@@ -6514,10 +7229,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.RETURN_context = ?(`%`_resulttype(t'_2*{t'_2 <- `t'_2*`})))
     -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2*{t_2 <- `t_2*`}), `%`_resulttype(t'_2*{t'_2 <- `t'_2*`}))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`}), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
-    -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- `t'_2*`}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3*{t_3 <- `t_3*`} ++ t_1*{t_1 <- `t_1*`} ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_4*{t_4 <- `t_4*`})))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6530,9 +7242,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ t*{t <- `t*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
@@ -6540,9 +7249,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule throw_ref{C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`} ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
@@ -6551,8 +7257,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
@@ -6561,9 +7265,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule `ref.func`{C : context, x : idx, dt : deftype}:
@@ -6572,39 +7273,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
     -- if (|C.REFS_context| > 0)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), $heaptype_deftype(dt))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule `ref.i31`{C : context}:
     `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule `ref.is_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule `ref.as_non_null`{C : context, ht : heaptype}:
     `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule `ref.eq`{C : context}:
     `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule `ref.test`{C : context, rt : reftype, rt' : reftype}:
@@ -6612,9 +7298,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule `ref.cast`{C : context, rt : reftype, rt' : reftype}:
@@ -6622,25 +7305,16 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([$valtype_reftype(rt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule `i31.get`{C : context, sx : sx}:
     `%|-%:%`(C, `I31.GET`_instr(sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule `struct.new`{C : context, x : idx, `zt*` : storagetype*, `mut?*` : mut?*}:
     `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- `zt*`}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
@@ -6649,9 +7323,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- `zt*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
@@ -6662,9 +7334,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(mut?{mut <- `mut?`}, zt))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(mut?{mut <- `mut?`}, zt))
 
@@ -6675,9 +7344,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if ($proj_uN_0(i).0 < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[$proj_uN_0(i).0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
 
@@ -6686,9 +7352,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
@@ -6697,9 +7360,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
@@ -6707,9 +7368,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
@@ -6719,9 +7377,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, $storagetype_reftype(rt))))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[$proj_uN_0(y).0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, $storagetype_reftype(rt))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
@@ -6732,9 +7387,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = $valtype_numtype(numtype)) \/ ($unpack(zt) = $valtype_vectype(vectype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
@@ -6743,9 +7396,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ((sx?{sx <- `sx?`} =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
@@ -6753,26 +7403,17 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule `array.len`{C : context}:
     `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule `array.fill`{C : context, x : idx, zt : storagetype}:
     `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
@@ -6783,9 +7424,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_2).0], ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
@@ -6796,9 +7434,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Storagetype_sub: `%|-%<:%`(C, $storagetype_reftype(C.ELEMS_context[$proj_uN_0(y).0]), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
@@ -6809,35 +7444,24 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (($unpack(zt) = $valtype_numtype(numtype)) \/ ($unpack(zt) = $valtype_vectype(vectype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule `extern.convert_any`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule `any.convert_extern`{C : context, `null_1?` : null?, `null_2?` : null?}:
     `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
     -- if (null_1?{null_1 <- `null_1?`} = null_2?{null_2 <- `null_2?`})
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1?{null_1 <- `null_1?`}, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2?{null_2 <- `null_2?`}, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule `local.get`{C : context, x : idx, t : valtype}:
     `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
@@ -6845,9 +7469,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
@@ -6855,9 +7476,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
     -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
     -- wf_localtype: `%`(`%%`_localtype(init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
@@ -6865,9 +7483,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(mut?{mut <- `mut?`}, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
@@ -6875,9 +7490,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
@@ -6885,9 +7497,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_reftype(rt)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_reftype(rt)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
@@ -6895,9 +7504,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
@@ -6905,9 +7511,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
@@ -6915,9 +7518,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
@@ -6925,9 +7525,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
@@ -6938,9 +7535,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x_2).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x_2).0] = `%%%`_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
     -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
 
@@ -6952,10 +7546,7 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(y).0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
@@ -6963,19 +7554,13 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(x).0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule `memory.size`{C : context, x : idx, at : addrtype, lim : limits}:
     `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
@@ -6983,9 +7568,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
@@ -6993,9 +7575,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
@@ -7005,9 +7584,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x_1).0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if ($proj_uN_0(x_2).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x_2).0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
@@ -7018,9 +7594,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
@@ -7028,9 +7601,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(x).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule `load-val`{C : context, nt : numtype, x : idx, memarg : memarg, at : addrtype, lim : limits}:
@@ -7038,9 +7608,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_numtype(nt)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
@@ -7049,9 +7616,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(M), sx))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(Inn)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
@@ -7060,9 +7624,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_numtype(nt)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
@@ -7071,9 +7632,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(M)))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_addrtype(Inn)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
@@ -7082,9 +7640,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
@@ -7093,9 +7648,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, (M * N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), N, sx)), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
@@ -7104,9 +7656,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
@@ -7115,9 +7664,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
@@ -7127,9 +7673,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
@@ -7138,9 +7681,6 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
@@ -7150,217 +7690,131 @@ relation Instr_ok: `%|-%:%`(context, instr, instrtype)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(memarg, at, N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
     `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
     `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
     `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
     `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
     `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt_2)]), [], `%`_resulttype([$valtype_numtype(nt_1)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt_2)]), [], `%`_resulttype([$valtype_numtype(nt_1)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
     `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, vvunop : vvunop}:
     `%|-%:%`(C, VVUNOP_instr(V128_vectype, vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, vvbinop : vvbinop}:
     `%|-%:%`(C, VVBINOP_instr(V128_vectype, vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, vvternop : vvternop}:
     `%|-%:%`(C, VVTERNOP_instr(V128_vectype, vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, vvtestop : vvtestop}:
     `%|-%:%`(C, VVTESTOP_instr(V128_vectype, vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
     `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
     `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
     `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
     `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
     `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
     `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
     `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
     `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, `i*` : laneidx*}:
     `%|-%:%`(C, VSHUFFLE_instr(sh, i*{i <- `i*`}), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- (if ($proj_uN_0(i).0 < (2 * $proj_dim_0($dim($proj_bshape_0(sh).0)).0)))*{i <- `i*`}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim($proj_bshape_0(sh).0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
     `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, `sx?` : sx?, i : laneidx}:
     `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([$valtype_numtype($unpackshape(sh))])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx?{sx <- `sx?`}, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([$valtype_numtype($unpackshape(sh))])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
     `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype $valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype $valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
     `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
     `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
     `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, sx : sx}:
     `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
     `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
     `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -7372,10 +7826,7 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -7387,9 +7838,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
@@ -7397,9 +7845,6 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 }
 
@@ -7409,8 +7854,6 @@ relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   rule _{C : context, `instr*` : instr*, `t*` : valtype*}:
     `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7420,89 +7863,63 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
     `|-%NONDEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.null`{C : context, ht : heaptype}:
     `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.i31`{C : context}:
     `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `ref.func`{C : context, x : idx}:
     `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `struct.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_default`{C : context, x : idx}:
     `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `array.new_fixed`{C : context, x : idx, n : n}:
     `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `any.convert_extern`{C : context}:
     `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `extern.convert_any`{C : context}:
     `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule `global.get`{C : context, x : idx, t : valtype}:
     `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
     -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
@@ -7512,8 +7929,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     -- if (Inn <- [I32_Inn I64_Inn])
     -- if (|[mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)]| > 0)
     -- if (binop <- [mk_binop__0_binop_(Inn, ADD_binop_Inn) mk_binop__0_binop_(Inn, SUB_binop_Inn) mk_binop__0_binop_(Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr($numtype_addrtype(Inn), binop))
     -- wf_binop_: `%%`($numtype_addrtype(Inn), mk_binop__0_binop_(Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`($numtype_addrtype(Inn), mk_binop__0_binop_(Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`($numtype_addrtype(Inn), mk_binop__0_binop_(Inn, MUL_binop_Inn))
@@ -7524,8 +7939,6 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule _{C : context, `instr*` : instr*}:
     `%|-%CONST`(C, instr*{instr <- `instr*`})
     -- (Instr_const: `%|-%CONST`(C, instr))*{instr <- `instr*`}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
@@ -7534,9 +7947,6 @@ relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
     `%|-%:%CONST`(C, expr, t)
     -- Expr_ok: `%|-%:%`(C, expr, `%`_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(expr))*{expr <- expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7546,7 +7956,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if ($proj_uN_0(x).0 = |C.TYPES_context|)
     -- if (dt*{dt <- `dt*`} = $rolldt(x, rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt*{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7556,8 +7965,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule _{C : context, tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(tagtype), $clos_tagtype(C, tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7567,8 +7974,6 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, globaltype)
     -- if (globaltype = `%%`_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(globaltype, expr))
     -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7577,8 +7982,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule _{C : context, memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(memtype), memtype)
     -- Memtype_ok: `%|-%:OK`(C, memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7588,8 +7991,6 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, tabletype)
     -- if (tabletype = `%%%`_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_reftype(rt))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(tabletype, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7598,17 +7999,11 @@ relation Local_ok: `%|-%:%`(context, local, localtype)
   rule set{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
     `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7620,8 +8015,6 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
     -- if (|`lct*`| = |`local*`|)
     -- (Local_ok: `%|-%:%`(C, local, lct))*{lct <- `lct*`, local <- `local*`}
     -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []}, expr, `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local*{local <- `local*`}, expr))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- `t_1*`} ++ lct*{lct <- `lct*`}, LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(`%`_resulttype(t_2*{t_2 <- `t_2*`})), REFS [], RECS []})
 
@@ -7630,8 +8023,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, at : addrtype, lim : limits}:
@@ -7639,8 +8030,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_addrtype(at))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7649,24 +8038,16 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule _{C : context, `b*` : byte*, datamode : datamode}:
     `%|-%:%`(C, DATA_data(b*{b <- `b*`}, datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b*{b <- `b*`}, datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
@@ -7675,9 +8056,6 @@ relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_addrtype(at))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, expr))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7688,8 +8066,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, expr, $valtype_reftype(elemtype)))*{expr <- `expr*`}
     -- Elemmode_ok: `%|-%:%`(C, elemmode, elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(elemtype, expr*{expr <- `expr*`}, elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7698,8 +8074,6 @@ relation Start_ok: `%|-%:OK`(context, start)
     `%|-%:OK`(C, START_start(x))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7708,8 +8082,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule _{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7718,45 +8090,30 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- if (C.TAGS_context[$proj_uN_0(x).0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype($typeuse_deftype(dt)))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(dt)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7764,9 +8121,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule _{C : context, name : name, externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(name, externidx), name, xt)
     -- Externidx_ok: `%|-%:%`(C, externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(name, externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7776,17 +8130,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, `global*` : global*, gt_1 : globaltype, `gt*` : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global*{global <- `global*`}, [gt_1] ++ gt*{gt <- `gt*`})
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global*{global <- `global*`}, gt*{gt <- `gt*`})
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(global))*{global <- `global*`}
-    -- (wf_globaltype: `%`(gt))*{gt <- `gt*`}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7798,14 +8147,12 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, `type*` : type*, `dt_1*` : deftype*, `dt*` : deftype*}:
     `%|-%:%`(C, [type_1] ++ type*{type <- `type*`}, dt_1*{dt_1 <- `dt_1*`} ++ dt*{dt <- `dt*`})
     -- Type_ok: `%|-%:%`(C, type_1, dt_1*{dt_1 <- `dt_1*`})
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type*{type <- `type*`}, dt*{dt <- `dt*`})
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1*{dt_1 <- `dt_1*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7829,7 +8176,6 @@ relation wf_nonfuncs: `%`(nonfuncs)
 def $funcidx_nonfuncs(nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   def $funcidx_nonfuncs{`global*` : global*, `mem*` : mem*, `table*` : table*, `elem*` : elem*, `start?` : start?, `export*` : export*}(`%%%%%%`_nonfuncs(global#2*{global#2 <- `global*`}, mem#2*{mem#2 <- `mem*`}, table#2*{table#2 <- `table*`}, elem#2*{elem#2 <- `elem*`}, start#2?{start#2 <- `start?`}, export#2*{export#2 <- `export*`})) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global#3*{global#3 <- `global*`}), `%`_list(mem#3*{mem#3 <- `mem*`}), `%`_list(table#3*{table#3 <- `table*`}), `%`_list([]), `%`_list([]), `%`_list(elem#3*{elem#3 <- `elem*`}), start#3?{start#3 <- `start?`}, `%`_list(export#3*{export#3 <- `export*`})))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
@@ -7865,11 +8211,13 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if (mt_I*{mt_I <- `mt_I*`} = $memsxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (tt_I*{tt_I <- `tt_I*`} = $tablesxt(xt_I*{xt_I <- `xt_I*`}))
     -- if (dt_I*{dt_I <- `dt_I*`} = $funcsxt(xt_I*{xt_I <- `xt_I*`}))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- `nm*`}
-    -- wf_module: `%`(MODULE_module(`%`_list(type*{type <- `type*`}), `%`_list(import*{import <- `import*`}), `%`_list(tag*{tag <- `tag*`}), `%`_list(global*{global <- `global*`}), `%`_list(mem*{mem <- `mem*`}), `%`_list(table*{table <- `table*`}), `%`_list(func*{func <- `func*`}), `%`_list(data*{data <- `data*`}), `%`_list(elem*{elem <- `elem*`}), start?{start <- `start?`}, `%`_list(export*{export <- `export*`})))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I*{xt_I <- `xt_I*`}, xt_E*{xt_E <- `xt_E*`}))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global*{global <- `global*`}, mem*{mem <- `mem*`}, table*{table <- `table*`}, elem*{elem <- `elem*`}, start?{start <- `start?`}, export*{export <- `export*`}))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I*{xt_I <- `xt_I*`})}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I*{xt_I <- `xt_I*`})}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'*{dt' <- `dt'*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I*{jt_I <- `jt_I*`} ++ jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt_I*{mt_I <- `mt_I*`} ++ mt*{mt <- `mt*`}, TABLES tt_I*{tt_I <- `tt_I*`} ++ tt*{tt <- `tt*`}, FUNCS [], DATAS ok*{ok <- `ok*`}, ELEMS rt*{rt <- `rt*`}, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -7921,81 +8269,272 @@ def $relaxed4(relaxed4 : relaxed4, syntax X, X : X, X : X, X : X, X : X) : X
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(N : N, iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(N : N, iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{N : N, iN : iN, ret_val : bit*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibits_(N, iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(N : N, fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(N : N, fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{N : N, fN : fN, ret_val : bit*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbits_(N, fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(N : N, iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(N : N, iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{N : N, iN : iN, ret_val : byte*}:
+    `%%%`(N, iN, ret_val)
+    -- wf_uN: `%%`(N, iN)
+    -- if (ret_val = $ibytes_(N, iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(N : N, fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(N : N, fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{N : N, fN : fN, ret_val : byte*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fbytes_(N, fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(numtype : numtype, num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(numtype : numtype, num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{numtype : numtype, num_ : num_, ret_val : byte*}:
+    `%%%`(numtype, num_, ret_val)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $nbytes_(numtype, num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(vectype : vectype, vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(vectype : vectype, vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{vectype : vectype, vec_ : vec_, ret_val : byte*}:
+    `%%%`(vectype, vec_, ret_val)
+    -- wf_uN: `%%`($vsize(vectype), vec_)
+    -- if (ret_val = $vbytes_(vectype, vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(storagetype : storagetype, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : byte*}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $zbytes_(storagetype, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(Cnn : Cnn, lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(Cnn : Cnn, lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{Cnn : Cnn, lit_ : lit_, ret_val : byte*}:
+    `%%%`(Cnn, lit_, ret_val)
+    -- wf_lit_: `%%`($storagetype_Cnn(Cnn), lit_)
+    -- if (ret_val = $cbytes_(Cnn, lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(N : N, bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(N : N, bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(N : N, byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(N : N, byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(N, var_0))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(numtype : numtype, byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(numtype, var_0))
+    -- wf_num_: `%%`(numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(vectype : vectype, byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(storagetype : storagetype, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(storagetype, var_0))
+    -- wf_lit_: `%%`(storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(Cnn : Cnn, byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(Cnn, var_0))
+    -- wf_lit_: `%%`($storagetype_Cnn(Cnn), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -8037,22 +8576,24 @@ def $sx(storagetype : storagetype) : sx??
 def $zero(lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I32_lanetype) = mk_lane__2_lane_(I32_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I64_lanetype) = mk_lane__2_lane_(I64_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I8_lanetype) = mk_lane__2_lane_(I8_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(I16_lanetype) = mk_lane__2_lane_(I16_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, `%`_uN(0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(F32_lanetype) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn)))))
-    -- wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn))))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $zero(F64_lanetype) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn)))))
-    -- wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{lanetype : lanetype, ret_val : lane_}:
+    `%%`(lanetype, ret_val)
+    -- if (ret_val = $zero(lanetype))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(bool : bool) : nat
@@ -8081,7 +8622,6 @@ def $sat_s_(N : N, int : int) : int
 def $ineg_(N : N, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ineg_{N : nat, i_1 : uN}(N, i_1) = `%`_iN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN((((((2 ^ N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(N : N, iN : iN) : iN
@@ -8101,28 +8641,23 @@ def $ipopcnt_(N : N, iN : iN) : iN
 def $iextend_(N : N, M : M, sx : sx, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, U_sx, i) = `%`_iN(($proj_uN_0(i).0 \ (2 ^ M)))
-    -- wf_uN: `%%`(N, `%`_uN(($proj_uN_0(i).0 \ (2 ^ M))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iextend_{N : nat, M : nat, i : uN}(N, M, S_sx, i) = `%`_iN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $signed_(M, ($proj_uN_0(i).0 \ (2 ^ M))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(N, `%`_uN(((((((2 ^ N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ N) : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(N : N, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $imul_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N)))
-    -- wf_uN: `%%`(N, `%`_uN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ N))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -8130,7 +8665,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $idiv_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -8138,7 +8672,6 @@ def $idiv_(N : N, sx : sx, iN : iN, iN : iN) : iN?
     -- if ((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat)) = ((2 ^ (((N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $truncz((($signed_(N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(N, $proj_uN_0(i_2).0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
@@ -8146,13 +8679,11 @@ def $irem_(N : N, sx : sx, iN : iN, iN : iN) : iN?
   def $irem_{N : nat, i_1 : uN}(N, U_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = ?(`%`_iN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(N, `%`_uN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN}(N, S_sx, i_1, `%`_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $irem_{N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(N, $proj_uN_0(i_1).0)) /\ (j_2 = $signed_(N, $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -8180,19 +8711,15 @@ def $imax_(N : N, sx : sx, iN : iN, iN : iN) : iN
 def $iadd_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int)))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $iadd_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) + $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_iN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int))))
-    -- wf_uN: `%%`(N, `%`_uN($sat_u_(N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $isub_sat_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(N, `%`_uN($inv_signed_(N, $sat_s_(N, ($signed_(N, $proj_uN_0(i_1).0) - $signed_(N, $proj_uN_0(i_2).0))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(N : N, sx : sx, iN : iN, iN : iN) : iN
@@ -8243,116 +8770,277 @@ def $irelaxed_laneselect_(N : N, iN : iN, iN : iN, iN : iN) : iN*
 def $ieqz_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieqz_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 = 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(N : N, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $inez_{N : nat, i_1 : uN}(N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 =/= 0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ieq_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(N : N, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ine_{N : nat, i_1 : uN, i_2 : uN}(N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ilt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) < $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $igt_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) > $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ile_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) <= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(N : N, sx : sx, iN : iN, iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $ige_{N : nat, i_1 : uN, i_2 : uN}(N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(N, $proj_uN_0(i_1).0) >= $signed_(N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(N : N, fN : fN) : fN*
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-def $fneg_(N : N, fN : fN) : fN*
+relation fabs__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fabs_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+def $fneg_(N : N, fN : fN) : fN*
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fneg_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fsqrt_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fceil_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ffloor_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $ftrunc_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{N : N, fN : fN, ret_val : fN*}:
+    `%%%`(N, fN, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- if (ret_val = $fnearest_(N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fadd_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fsub_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmul_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fdiv_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmin_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fpmax_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_min_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $frelaxed_max_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(N : N, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(N : N, fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{N : N, fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(N, fN, fN_0, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- if (ret_val = $fcopysign_(N, fN, fN_0))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(N : N, fN : fN, fN : fN) : u32
 
@@ -8374,9 +9062,31 @@ def $fge_(N : N, fN : fN, fN : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(N : N, fN : fN, fN : fN, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{N : N, fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(N, fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(N, fN)
+    -- wf_fN: `%%`(N, fN_0)
+    -- wf_fN: `%%`(N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(N, fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(M : M, N : N, iN : iN) : iN
 
@@ -8395,38 +9105,77 @@ def $relaxed_trunc__(M : M, N : N, sx : sx, fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $demote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(M : M, N : N, fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(M : M, N : N, fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{M : M, N : N, fN : fN, ret_val : fN*}:
+    `%%%%`(M, N, fN, ret_val)
+    -- wf_fN: `%%`(M, fN)
+    -- if (ret_val = $promote__(M, N, fN))
+    -- (wf_fN: `%%`(N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(M : M, N : N, sx : sx, iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(M : M, N : N, sx : sx, iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{M : M, N : N, sx : sx, iN : iN, ret_val : fN}:
+    `%%%%%`(M, N, sx, iN, ret_val)
+    -- wf_uN: `%%`(M, iN)
+    -- if (ret_val = $convert__(M, N, sx, iN))
+    -- wf_fN: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(M : M, N : N, sx : sx, iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(lanetype : lanetype, num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I32_lanetype, c) = mk_lane__0_lane_(I32_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(I32_numtype), mk_lane__0_lane_(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I64_lanetype, c) = mk_lane__0_lane_(I64_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(I64_numtype), mk_lane__0_lane_(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F32_lanetype, c) = mk_lane__0_lane_(F32_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(F32_numtype), mk_lane__0_lane_(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F64_lanetype, c) = mk_lane__0_lane_(F64_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(F64_numtype), mk_lane__0_lane_(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I8_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c))
-    -- wf_lane_: `%%`($lanetype_packtype(I8_packtype), mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I16_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c))
-    -- wf_lane_: `%%`($lanetype_packtype(I16_packtype), mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(lanetype : lanetype, num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{lanetype : lanetype, num_ : num_, ret_val : lane_}:
+    `%%%`(lanetype, num_, ret_val)
+    -- wf_num_: `%%`($lunpack(lanetype), num_)
+    -- if (ret_val = $lpacknum_(lanetype, num_))
+    -- wf_lane_: `%%`(lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8442,10 +9191,19 @@ def $cpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I8_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c))
-    -- wf_lit_: `%%`($storagetype_packtype(I8_packtype), mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I16_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c))
-    -- wf_lit_: `%%`($storagetype_packtype(I16_packtype), mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack(storagetype))), lit_)
+    -- if (ret_val = $cpacknum_(storagetype, lit_))
+    -- wf_lit_: `%%`(storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
@@ -8459,10 +9217,17 @@ def $lunpacknum_(lanetype : lanetype, lane_ : lane_) : num_
   def $lunpacknum_{c : num_}(F64_lanetype, mk_lane__0_lane_(F64_numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I8_lanetype, mk_lane__1_lane_(I8_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack($lanetype_packtype(I8_packtype)), mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I16_lanetype, mk_lane__1_lane_(I16_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack($lanetype_packtype(I16_packtype)), mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(lanetype : lanetype, lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{lanetype : lanetype, lane_ : lane_, ret_val : num_}:
+    `%%%`(lanetype, lane_, ret_val)
+    -- wf_lane_: `%%`(lanetype, lane_)
+    -- if (ret_val = $lunpacknum_(lanetype, lane_))
+    -- wf_num_: `%%`($lunpack(lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
@@ -8478,196 +9243,166 @@ def $cunpacknum_(storagetype : storagetype, lit_ : lit_) : lit_
   def $cunpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I8_storagetype, mk_lit__2_lit_(I8_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c)))
-    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack($storagetype_packtype(I8_packtype)))), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I16_storagetype, mk_lit__2_lit_(I16_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c)))
-    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack($storagetype_packtype(I16_packtype)))), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(storagetype : storagetype, lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{storagetype : storagetype, lit_ : lit_, ret_val : lit_}:
+    `%%%`(storagetype, lit_, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_lit_: `%%`(storagetype, lit_)
+    -- if (ret_val = $cunpacknum_(storagetype, lit_))
+    -- if ($cunpack(storagetype) =/= ?())
+    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack(storagetype))), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $unop_(numtype : numtype, unop_ : unop_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CLZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iclz_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iclz_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CLZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iclz_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iclz_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CTZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ictz_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ictz_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CTZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ictz_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ictz_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, POPCNT_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, POPCNT_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{M : nat, i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iextend_($sizenn($numtype_addrtype(I32_Inn)), M, S_sx, i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iextend_($sizenn($numtype_addrtype(I32_Inn)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $unop_{M : nat, i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(M))), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iextend_($sizenn($numtype_addrtype(I64_Inn)), M, S_sx, i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iextend_($sizenn($numtype_addrtype(I64_Inn)), M, S_sx, i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#2)*{iter_0#2 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#1)))*{iter_0#1 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#1)*{iter_0#1 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#4)*{iter_0#4 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#3)))*{iter_0#3 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#2)*{iter_0#2 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#6)*{iter_0#6 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#5)))*{iter_0#5 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#3)*{iter_0#3 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#8)*{iter_0#8 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#7)))*{iter_0#7 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#4)*{iter_0#4 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#10)*{iter_0#10 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#9)))*{iter_0#9 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#5)*{iter_0#5 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#12)*{iter_0#12 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#11)))*{iter_0#11 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#6)*{iter_0#6 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#14)*{iter_0#14 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#13)))*{iter_0#13 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#7)*{iter_0#7 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#16)*{iter_0#16 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#15)))*{iter_0#15 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#8)*{iter_0#8 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#18)*{iter_0#18 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#17)))*{iter_0#17 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#9)*{iter_0#9 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#20)*{iter_0#20 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#19)))*{iter_0#19 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#10)*{iter_0#10 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#22)*{iter_0#22 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#21)))*{iter_0#21 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#11)*{iter_0#11 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#24)*{iter_0#24 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#23)))*{iter_0#23 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#12)*{iter_0#12 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#26)*{iter_0#26 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#25)))*{iter_0#25 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#13)*{iter_0#13 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#28)*{iter_0#28 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#27)))*{iter_0#27 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#14)*{iter_0#14 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule unop__is_wf0{numtype : numtype, unop_ : unop_, num_ : num_, ret_val : num_*}:
+    `%%%%`(numtype, unop_, num_, ret_val)
+    -- wf_unop_: `%%`(numtype, unop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- if (ret_val = $unop_(numtype, unop_, num_))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $binop_(numtype : numtype, binop_ : binop_, num_ : num_, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iadd_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iadd_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ADD_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iadd_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iadd_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SUB_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $isub_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $isub_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SUB_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $isub_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $isub_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, MUL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $imul_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $imul_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, MUL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $imul_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $imul_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#30)*{iter_0#30 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#29)))*{iter_0#29 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#15)*{iter_0#15 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#32)*{iter_0#32 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#31)))*{iter_0#31 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#16)*{iter_0#16 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#34)*{iter_0#34 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#33)))*{iter_0#33 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#17)*{iter_0#17 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#36)*{iter_0#36 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#35)))*{iter_0#35 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
+  def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#18)*{iter_0#18 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, AND_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iand_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iand_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, AND_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iand_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iand_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, OR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ior_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ior_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, OR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ior_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ior_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, XOR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ixor_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ixor_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, XOR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ixor_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ixor_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishl_($sizenn($numtype_addrtype(I32_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ishl_($sizenn($numtype_addrtype(I32_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishl_($sizenn($numtype_addrtype(I64_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ishl_($sizenn($numtype_addrtype(I64_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHR_binop_Inn(sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishr_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ishr_($sizenn($numtype_addrtype(I32_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHR_binop_Inn(sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishr_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ishr_($sizenn($numtype_addrtype(I64_Inn)), sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotl_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $irotl_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotl_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $irotl_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotr_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $irotr_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotr_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $irotr_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#38)*{iter_0#38 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#37)))*{iter_0#37 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#19)*{iter_0#19 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#40)*{iter_0#40 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#39)))*{iter_0#39 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#20)*{iter_0#20 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#42)*{iter_0#42 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#41)))*{iter_0#41 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#21)*{iter_0#21 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#44)*{iter_0#44 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#43)))*{iter_0#43 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#22)*{iter_0#22 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#46)*{iter_0#46 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#45)))*{iter_0#45 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#23)*{iter_0#23 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#48)*{iter_0#48 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#47)))*{iter_0#47 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#24)*{iter_0#24 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#50)*{iter_0#50 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#49)))*{iter_0#49 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#25)*{iter_0#25 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#52)*{iter_0#52 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#51)))*{iter_0#51 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#26)*{iter_0#26 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#54)*{iter_0#54 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#53)))*{iter_0#53 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#27)*{iter_0#27 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#56)*{iter_0#56 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#55)))*{iter_0#55 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#28)*{iter_0#28 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#58)*{iter_0#58 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#57)))*{iter_0#57 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#29)*{iter_0#29 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#60)*{iter_0#60 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#59)))*{iter_0#59 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#30)*{iter_0#30 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#62)*{iter_0#62 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#61)))*{iter_0#61 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#31)*{iter_0#31 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#64)*{iter_0#64 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#63)))*{iter_0#63 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#32)*{iter_0#32 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule binop__is_wf0{numtype : numtype, binop_ : binop_, num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(numtype, binop_, num_, num__0, ret_val)
+    -- wf_binop_: `%%`(numtype, binop_)
+    -- wf_num_: `%%`(numtype, num_)
+    -- wf_num_: `%%`(numtype, num__0)
+    -- if (ret_val = $binop_(numtype, binop_, num_, num__0))
+    -- (wf_num_: `%%`(numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $testop_(numtype : numtype, testop_ : testop_, num_ : num_) : u32
@@ -8731,124 +9466,108 @@ def $relop_(numtype : numtype, relop_ : relop_, num_ : num_, num_ : num_) : u32
 def $cvtop__(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#66)*{iter_0#66 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#65)))*{iter_0#65 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#33)*{iter_0#33 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#68)*{iter_0#68 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#67)))*{iter_0#67 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#34)*{iter_0#34 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#70)*{iter_0#70 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#69)))*{iter_0#69 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#35)*{iter_0#35 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#72)*{iter_0#72 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#71)))*{iter_0#71 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#36)*{iter_0#36 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#74)*{iter_0#74 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#73)))*{iter_0#73 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#37)*{iter_0#37 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#76)*{iter_0#76 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#75)))*{iter_0#75 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#38)*{iter_0#38 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#78)*{iter_0#78 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#77)))*{iter_0#77 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#39)*{iter_0#39 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#80)*{iter_0#80 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#79)))*{iter_0#79 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
+  def $cvtop__{sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#40)*{iter_0#40 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{sx : sx, i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#82)*{iter_0#82 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#81)))*{iter_0#81 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#41)*{iter_0#41 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#84)*{iter_0#84 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#83)))*{iter_0#83 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#42)*{iter_0#42 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#86)*{iter_0#86 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#85)))*{iter_0#85 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#43)*{iter_0#43 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#88)*{iter_0#88 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#87)))*{iter_0#87 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#44)*{iter_0#44 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#90)*{iter_0#90 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#89)))*{iter_0#89 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#45)*{iter_0#45 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#92)*{iter_0#92 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#91)))*{iter_0#91 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#46)*{iter_0#46 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#94)*{iter_0#94 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#93)))*{iter_0#93 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#47)*{iter_0#47 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#96)*{iter_0#96 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#95)))*{iter_0#95 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#48)*{iter_0#48 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I32_Inn), $numtype_Fnn(F32_Fnn), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size($numtype_addrtype(I32_Inn)) = $size($numtype_Fnn(F32_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I64_Inn), $numtype_Fnn(F32_Fnn), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size($numtype_addrtype(I64_Inn)) = $size($numtype_Fnn(F32_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I32_Inn), $numtype_Fnn(F64_Fnn), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size($numtype_addrtype(I32_Inn)) = $size($numtype_Fnn(F64_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I64_Inn), $numtype_Fnn(F64_Fnn), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size($numtype_addrtype(I64_Inn)) = $size($numtype_Fnn(F64_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F32_Fnn), $numtype_addrtype(I32_Inn), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F32_Fnn)) = $size($numtype_addrtype(I32_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F64_Fnn), $numtype_addrtype(I32_Inn), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F64_Fnn)) = $size($numtype_addrtype(I32_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F32_Fnn), $numtype_addrtype(I64_Inn), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F32_Fnn)) = $size($numtype_addrtype(I64_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cvtop__{f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F64_Fnn), $numtype_addrtype(I64_Inn), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F64_Fnn)) = $size($numtype_addrtype(I64_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, cvtop__ : cvtop__, num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, cvtop__, num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, cvtop__)
+    -- wf_num_: `%%`(numtype_1, num_)
+    -- if (ret_val = $cvtop__(numtype_1, numtype_2, cvtop__, num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(shape : shape, vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(shape : shape, vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{shape : shape, vec_ : vec_, ret_val : lane_*}:
+    `%%%`(shape, vec_, ret_val)
+    -- wf_shape: `%`(shape)
+    -- wf_uN: `%%`(128, vec_)
+    -- if (ret_val = $lanes_(shape, vec_))
+    -- (wf_lane_: `%%`($lanetype(shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(shape : shape, lane_*) : vec_
 
@@ -9061,458 +9780,582 @@ def $half(half : half, nat : nat, nat : nat) : nat
 def $iswizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $iswizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c#1*{c#1 <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else `%`_iN(0))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(N : N, iN*, iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $irelaxed_swizzle_lane_{N : nat, `c*` : iN*, i : uN}(N, c#2*{c#2 <- `c*`}, i) = (if ($proj_uN_0(i).0 < |c*{c <- `c*`}|) then c*{c <- `c*`}[$proj_uN_0(i).0] else (if ($signed_(N, $proj_uN_0(i).0) < (0 : nat <:> int)) then `%`_iN(0) else $relaxed2($R_swizzle, syntax iN, `%`_iN(0), c*{c <- `c*`}[($proj_uN_0(i).0 \ |c*{c <- `c*`}|)])))
-    -- wf_uN: `%%`(N, `%`_uN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(shape : shape, def $f_(N : N, iN : iN) : iN, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#5)*{c#5 <- `c*`})]
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#4)*{c#4 <- `c*`})]
     -- let{`c_1*` : lane_*} c_1#1*{c_1#1 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
     -- let{`c*` : iN*} c#3*{c#3 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#2)))*{c_1#2 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#5))*{iter#5 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#3)))))*{c_1#3 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#4)))*{c#4 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#8)*{c#8 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#3*{c_1#3 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#6*{c#6 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#4)))*{c_1#4 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#6)*{c#6 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#4*{c_1#4 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#5*{c#5 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#5)))*{c_1#5 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#6))*{iter#6 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#6)))))*{c_1#6 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#7)))*{c#7 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#11)*{c#11 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#5*{c_1#5 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#9*{c#9 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#6)))*{c_1#6 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#8)*{c#8 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#7*{c_1#7 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#7*{c#7 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#8)))*{c_1#8 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#7))*{iter#7 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#9)))))*{c_1#9 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#10)))*{c#10 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#14)*{c#14 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#7*{c_1#7 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#12*{c#12 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#8)))*{c_1#8 <- `c_1*`}
+  def $ivunop_{M : nat, def $f_(N : N, iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#10)*{c#10 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#10*{c_1#10 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#9*{c#9 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#11)))*{c_1#11 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#8))*{iter#8 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#12)))))*{c_1#12 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#13)))*{c#13 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(shape : shape, def $f_(N : N, fN : fN) : fN*, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#16*{c#16 <- `c*#2`})*{`c*#2` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#9*{c_1#9 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#15*{c#15 <- `c*#1`}*{`c*#1` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#97))*{iter_0#97 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#10)))))}*{c_1#10 <- `c_1*`})
+  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#12*{c#12 <- `c*#2`})*{`c*#2` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#13*{c_1#13 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#11*{c#11 <- `c*#1`}*{`c*#1` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#49))*{iter_0#49 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#14)))))}*{c_1#14 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#9))*{iter#9 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter#11))*{iter#11 <- iter#10}*{iter#10 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#50))*{iter_0#50 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#15)))))}*{c_1#15 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter#12))*{iter#12 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#16)))))}*{c_1#16 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#98))))*{iter_0#98 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#11)))))}*{c_1#11 <- `c_1*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#18*{c#18 <- `c*#4`})*{`c*#4` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#12*{c_1#12 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#17*{c#17 <- `c*#3`}*{`c*#3` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#99))*{iter_0#99 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#13)))))}*{c_1#13 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#51))))*{iter_0#51 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#17)))))}*{c_1#17 <- `c_1*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fvunop_{M : nat, def $f_(N : N, fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#14*{c#14 <- `c*#4`})*{`c*#4` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#18*{c_1#18 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#13*{c#13 <- `c*#3`}*{`c*#3` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#52))*{iter_0#52 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#19)))))}*{c_1#19 <- `c_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#13))*{iter#13 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter#15))*{iter#15 <- iter#14}*{iter#14 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#53))*{iter_0#53 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#20)))))}*{c_1#20 <- `c_1*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter#16))*{iter#16 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#21)))))}*{c_1#21 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#100))))*{iter_0#100 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#14)))))}*{c_1#14 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#54))))*{iter_0#54 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#22)))))}*{c_1#22 <- `c_1*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : iN, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#21)*{c#21 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#15*{c_1#15 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#16)*{c#16 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#23*{c_1#23 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
     -- let{`c_2*` : lane_*} c_2#1*{c_2#1 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#19*{c#19 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#16)), !($proj_lane__2(c_2#2)))*{c_1#16 <- `c_1*`, c_2#2 <- `c_2*`}
+    -- let{`c*` : iN*} c#15*{c#15 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#24)), !($proj_lane__2(c_2#2)))*{c_1#24 <- `c_1*`, c_2#2 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#17))*{iter#17 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#18))*{iter#18 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#25)), !($proj_lane__2(c_2#3)))))*{c_1#25 <- `c_1*`, c_2#3 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#20)))*{c#20 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#24)*{c#24 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#17*{c_1#17 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#3*{c_2#3 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#22*{c#22 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#18)), !($proj_lane__2(c_2#4)))*{c_1#18 <- `c_1*`, c_2#4 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#18)*{c#18 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#26*{c_1#26 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#4*{c_2#4 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#17*{c#17 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#27)), !($proj_lane__2(c_2#5)))*{c_1#27 <- `c_1*`, c_2#5 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#19))*{iter#19 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#20))*{iter#20 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#28)), !($proj_lane__2(c_2#6)))))*{c_1#28 <- `c_1*`, c_2#6 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#23)))*{c#23 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#27)*{c#27 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#19*{c_1#19 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#5*{c_2#5 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#25*{c#25 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#20)), !($proj_lane__2(c_2#6)))*{c_1#20 <- `c_1*`, c_2#6 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#20)*{c#20 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#29*{c_1#29 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#7*{c_2#7 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#19*{c#19 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#30)), !($proj_lane__2(c_2#8)))*{c_1#30 <- `c_1*`, c_2#8 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#21))*{iter#21 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#22))*{iter#22 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#31)), !($proj_lane__2(c_2#9)))))*{c_1#31 <- `c_1*`, c_2#9 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#26)))*{c#26 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#30)*{c#30 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#21*{c_1#21 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#7*{c_2#7 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#28*{c#28 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#22)), !($proj_lane__2(c_2#8)))*{c_1#22 <- `c_1*`, c_2#8 <- `c_2*`}
+  def $ivbinop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#22)*{c#22 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#32*{c_1#32 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#10*{c_2#10 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#21*{c#21 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#33)), !($proj_lane__2(c_2#11)))*{c_1#33 <- `c_1*`, c_2#11 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#23))*{iter#23 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#24))*{iter#24 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#34)), !($proj_lane__2(c_2#12)))))*{c_1#34 <- `c_1*`, c_2#12 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#29)))*{c#29 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#33)*{c#33 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#23*{c_1#23 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#9*{c_2#9 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#31*{c#31 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#24)), !($proj_lane__2(c_2#10)))*{c_1#24 <- `c_1*`, c_2#10 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#24)*{c#24 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#35*{c_1#35 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#13*{c_2#13 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#23*{c#23 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#36)), !($proj_lane__2(c_2#14)))*{c_1#36 <- `c_1*`, c_2#14 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#25))*{iter#25 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#26))*{iter#26 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#37)), !($proj_lane__2(c_2#15)))))*{c_1#37 <- `c_1*`, c_2#15 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#32)))*{c#32 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#36)*{c#36 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#25*{c_1#25 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#11*{c_2#11 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#34*{c#34 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#26)), !($proj_lane__2(c_2#12)))*{c_1#26 <- `c_1*`, c_2#12 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#26)*{c#26 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#38*{c_1#38 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#16*{c_2#16 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#25*{c#25 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#39)), !($proj_lane__2(c_2#17)))*{c_1#39 <- `c_1*`, c_2#17 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#27))*{iter#27 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#28))*{iter#28 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#40)), !($proj_lane__2(c_2#18)))))*{c_1#40 <- `c_1*`, c_2#18 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#35)))*{c#35 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#39)*{c#39 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#27*{c_1#27 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#13*{c_2#13 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#37*{c#37 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#28)), !($proj_lane__2(c_2#14)))*{c_1#28 <- `c_1*`, c_2#14 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#28)*{c#28 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#41*{c_1#41 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#19*{c_2#19 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#27*{c#27 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#42)), !($proj_lane__2(c_2#20)))*{c_1#42 <- `c_1*`, c_2#20 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#29))*{iter#29 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#30))*{iter#30 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#43)), !($proj_lane__2(c_2#21)))))*{c_1#43 <- `c_1*`, c_2#21 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#38)))*{c#38 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#42)*{c#42 <- `c*`})]
-    -- let{`c_1*` : lane_*} c_1#29*{c_1#29 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#15*{c_2#15 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#40*{c#40 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#30)), !($proj_lane__2(c_2#16)))*{c_1#30 <- `c_1*`, c_2#16 <- `c_2*`}
+  def $ivbinopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#30)*{c#30 <- `c*`})]
+    -- let{`c_1*` : lane_*} c_1#44*{c_1#44 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#22*{c_2#22 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#29*{c#29 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#45)), !($proj_lane__2(c_2#23)))*{c_1#45 <- `c_1*`, c_2#23 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#31))*{iter#31 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#32))*{iter#32 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#46)), !($proj_lane__2(c_2#24)))))*{c_1#46 <- `c_1*`, c_2#24 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#41)))*{c#41 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#44*{c#44 <- `c*#6`})*{`c*#6` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#31*{c_1#31 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#17*{c_2#17 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#43*{c#43 <- `c*#5`}*{`c*#5` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#101)*{iter_0#101 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#32)), !($proj_lane__2(c_2#18)))}*{c_1#32 <- `c_1*`, c_2#18 <- `c_2*`})
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#32*{c#32 <- `c*#6`})*{`c*#6` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#47*{c_1#47 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#25*{c_2#25 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#31*{c#31 <- `c*#5`}*{`c*#5` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#55)*{iter_0#55 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#48)), !($proj_lane__2(c_2#26)))}*{c_1#48 <- `c_1*`, c_2#26 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#33))*{iter#33 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#34))*{iter#34 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), iter#36))*{iter#36 <- iter#35}*{iter#35 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#56)*{iter_0#56 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#49)), !($proj_lane__2(c_2#27)))}*{c_1#49 <- `c_1*`, c_2#27 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#37))*{iter#37 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#50)), !($proj_lane__2(c_2#28)))}*{c_1#50 <- `c_1*`, c_2#28 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#102)))*{iter_0#102 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#33)), !($proj_lane__2(c_2#19)))}*{c_1#33 <- `c_1*`, c_2#19 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#57)))*{iter_0#57 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#51)), !($proj_lane__2(c_2#29)))}*{c_1#51 <- `c_1*`, c_2#29 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#46*{c#46 <- `c*#8`})*{`c*#8` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#34*{c_1#34 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#20*{c_2#20 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#45*{c#45 <- `c*#7`}*{`c*#7` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#103)*{iter_0#103 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#35)), !($proj_lane__2(c_2#21)))}*{c_1#35 <- `c_1*`, c_2#21 <- `c_2*`})
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#34*{c#34 <- `c*#8`})*{`c*#8` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#52*{c_1#52 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#30*{c_2#30 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#33*{c#33 <- `c*#7`}*{`c*#7` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#58)*{iter_0#58 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#53)), !($proj_lane__2(c_2#31)))}*{c_1#53 <- `c_1*`, c_2#31 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#38))*{iter#38 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#39))*{iter#39 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), iter#41))*{iter#41 <- iter#40}*{iter#40 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#59)*{iter_0#59 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#54)), !($proj_lane__2(c_2#32)))}*{c_1#54 <- `c_1*`, c_2#32 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#42))*{iter#42 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#55)), !($proj_lane__2(c_2#33)))}*{c_1#55 <- `c_1*`, c_2#33 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#104)))*{iter_0#104 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#36)), !($proj_lane__2(c_2#22)))}*{c_1#36 <- `c_1*`, c_2#22 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#48*{c#48 <- `c*#10`})*{`c*#10` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#37*{c_1#37 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#23*{c_2#23 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#47*{c#47 <- `c*#9`}*{`c*#9` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#105)*{iter_0#105 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#38)), !($proj_lane__2(c_2#24)))}*{c_1#38 <- `c_1*`, c_2#24 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#60)))*{iter_0#60 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#56)), !($proj_lane__2(c_2#34)))}*{c_1#56 <- `c_1*`, c_2#34 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#36*{c#36 <- `c*#10`})*{`c*#10` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#57*{c_1#57 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#35*{c_2#35 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#35*{c#35 <- `c*#9`}*{`c*#9` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#61)*{iter_0#61 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#58)), !($proj_lane__2(c_2#36)))}*{c_1#58 <- `c_1*`, c_2#36 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#43))*{iter#43 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#44))*{iter#44 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), iter#46))*{iter#46 <- iter#45}*{iter#45 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#62)*{iter_0#62 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#59)), !($proj_lane__2(c_2#37)))}*{c_1#59 <- `c_1*`, c_2#37 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#47))*{iter#47 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#60)), !($proj_lane__2(c_2#38)))}*{c_1#60 <- `c_1*`, c_2#38 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#106)))*{iter_0#106 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#39)), !($proj_lane__2(c_2#25)))}*{c_1#39 <- `c_1*`, c_2#25 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#50*{c#50 <- `c*#12`})*{`c*#12` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#40*{c_1#40 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#26*{c_2#26 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#49*{c#49 <- `c*#11`}*{`c*#11` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#107)*{iter_0#107 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#41)), !($proj_lane__2(c_2#27)))}*{c_1#41 <- `c_1*`, c_2#27 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#63)))*{iter_0#63 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#61)), !($proj_lane__2(c_2#39)))}*{c_1#61 <- `c_1*`, c_2#39 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : iN*, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#38*{c#38 <- `c*#12`})*{`c*#12` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#62*{c_1#62 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#40*{c_2#40 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#37*{c#37 <- `c*#11`}*{`c*#11` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#64)*{iter_0#64 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#63)), !($proj_lane__2(c_2#41)))}*{c_1#63 <- `c_1*`, c_2#41 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#48))*{iter#48 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#49))*{iter#49 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), iter#51))*{iter#51 <- iter#50}*{iter#50 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#65)*{iter_0#65 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#64)), !($proj_lane__2(c_2#42)))}*{c_1#64 <- `c_1*`, c_2#42 <- `c_2*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#52))*{iter#52 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#65)), !($proj_lane__2(c_2#43)))}*{c_1#65 <- `c_1*`, c_2#43 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#108)))*{iter_0#108 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#42)), !($proj_lane__2(c_2#28)))}*{c_1#42 <- `c_1*`, c_2#28 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#66)))*{iter_0#66 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#66)), !($proj_lane__2(c_2#44)))}*{c_1#66 <- `c_1*`, c_2#44 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvbinop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : fN*, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#52*{c#52 <- `c*#14`})*{`c*#14` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#43*{c_1#43 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#29*{c_2#29 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#51*{c#51 <- `c*#13`}*{`c*#13` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#109))*{iter_0#109 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#44)))), !($proj_num__1(!($proj_lane__0(c_2#30)))))}*{c_1#44 <- `c_1*`, c_2#30 <- `c_2*`})
+  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#40*{c#40 <- `c*#14`})*{`c*#14` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#67*{c_1#67 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#45*{c_2#45 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#39*{c#39 <- `c*#13`}*{`c*#13` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#67))*{iter_0#67 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#68)))), !($proj_num__1(!($proj_lane__0(c_2#46)))))}*{c_1#68 <- `c_1*`, c_2#46 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#53))*{iter#53 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#54))*{iter#54 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter#56))*{iter#56 <- iter#55}*{iter#55 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#68))*{iter_0#68 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#69)))), !($proj_num__1(!($proj_lane__0(c_2#47)))))}*{c_1#69 <- `c_1*`, c_2#47 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter#57))*{iter#57 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#70)))), !($proj_num__1(!($proj_lane__0(c_2#48)))))}*{c_1#70 <- `c_1*`, c_2#48 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#110))))*{iter_0#110 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#45)))), !($proj_num__1(!($proj_lane__0(c_2#31)))))}*{c_1#45 <- `c_1*`, c_2#31 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#69))))*{iter_0#69 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#71)))), !($proj_num__1(!($proj_lane__0(c_2#49)))))}*{c_1#71 <- `c_1*`, c_2#49 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#54*{c#54 <- `c*#16`})*{`c*#16` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#46*{c_1#46 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#32*{c_2#32 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
-    -- let{`c**` : lane_**} c#53*{c#53 <- `c*#15`}*{`c*#15` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#111))*{iter_0#111 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#47)))), !($proj_num__1(!($proj_lane__0(c_2#33)))))}*{c_1#47 <- `c_1*`, c_2#33 <- `c_2*`})
+  def $fvbinop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#42*{c#42 <- `c*#16`})*{`c*#16` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#72*{c_1#72 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#50*{c_2#50 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
+    -- let{`c**` : lane_**} c#41*{c#41 <- `c*#15`}*{`c*#15` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#70))*{iter_0#70 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#73)))), !($proj_num__1(!($proj_lane__0(c_2#51)))))}*{c_1#73 <- `c_1*`, c_2#51 <- `c_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#58))*{iter#58 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#59))*{iter#59 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter#61))*{iter#61 <- iter#60}*{iter#60 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#71))*{iter_0#71 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#74)))), !($proj_num__1(!($proj_lane__0(c_2#52)))))}*{c_1#74 <- `c_1*`, c_2#52 <- `c_2*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter#62))*{iter#62 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#75)))), !($proj_num__1(!($proj_lane__0(c_2#53)))))}*{c_1#75 <- `c_1*`, c_2#53 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#112))))*{iter_0#112 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#48)))), !($proj_num__1(!($proj_lane__0(c_2#34)))))}*{c_1#48 <- `c_1*`, c_2#34 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#72))))*{iter_0#72 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#76)))), !($proj_num__1(!($proj_lane__0(c_2#54)))))}*{c_1#76 <- `c_1*`, c_2#54 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivternopnd_(shape : shape, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#56*{c#56 <- `c*#18`})*{`c*#18` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#49*{c_1#49 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#35*{c_2#35 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#44*{c#44 <- `c*#18`})*{`c*#18` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#77*{c_1#77 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#55*{c_2#55 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
     -- let{`c_3*` : lane_*} c_3#1*{c_3#1 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#55*{c#55 <- `c*#17`}*{`c*#17` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#113)*{iter_0#113 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#50)), !($proj_lane__2(c_2#36)), !($proj_lane__2(c_3#2)))}*{c_1#50 <- `c_1*`, c_2#36 <- `c_2*`, c_3#2 <- `c_3*`})
+    -- let{`c**` : lane_**} c#43*{c#43 <- `c*#17`}*{`c*#17` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#73)*{iter_0#73 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#78)), !($proj_lane__2(c_2#56)), !($proj_lane__2(c_3#2)))}*{c_1#78 <- `c_1*`, c_2#56 <- `c_2*`, c_3#2 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#63))*{iter#63 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#64))*{iter#64 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#65))*{iter#65 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), iter#67))*{iter#67 <- iter#66}*{iter#66 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#74)*{iter_0#74 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#79)), !($proj_lane__2(c_2#57)), !($proj_lane__2(c_3#3)))}*{c_1#79 <- `c_1*`, c_2#57 <- `c_2*`, c_3#3 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#68))*{iter#68 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#80)), !($proj_lane__2(c_2#58)), !($proj_lane__2(c_3#4)))}*{c_1#80 <- `c_1*`, c_2#58 <- `c_2*`, c_3#4 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#114)))*{iter_0#114 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#51)), !($proj_lane__2(c_2#37)), !($proj_lane__2(c_3#3)))}*{c_1#51 <- `c_1*`, c_2#37 <- `c_2*`, c_3#3 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#75)))*{iter_0#75 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#81)), !($proj_lane__2(c_2#59)), !($proj_lane__2(c_3#5)))}*{c_1#81 <- `c_1*`, c_2#59 <- `c_2*`, c_3#5 <- `c_3*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#58*{c#58 <- `c*#20`})*{`c*#20` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#52*{c_1#52 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#38*{c_2#38 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#4*{c_3#4 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#57*{c#57 <- `c*#19`}*{`c*#19` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#115)*{iter_0#115 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#53)), !($proj_lane__2(c_2#39)), !($proj_lane__2(c_3#5)))}*{c_1#53 <- `c_1*`, c_2#39 <- `c_2*`, c_3#5 <- `c_3*`})
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#46*{c#46 <- `c*#20`})*{`c*#20` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#82*{c_1#82 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#60*{c_2#60 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#6*{c_3#6 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#45*{c#45 <- `c*#19`}*{`c*#19` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#76)*{iter_0#76 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#83)), !($proj_lane__2(c_2#61)), !($proj_lane__2(c_3#7)))}*{c_1#83 <- `c_1*`, c_2#61 <- `c_2*`, c_3#7 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#69))*{iter#69 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#70))*{iter#70 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#71))*{iter#71 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), iter#73))*{iter#73 <- iter#72}*{iter#72 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#77)*{iter_0#77 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#84)), !($proj_lane__2(c_2#62)), !($proj_lane__2(c_3#8)))}*{c_1#84 <- `c_1*`, c_2#62 <- `c_2*`, c_3#8 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#74))*{iter#74 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#85)), !($proj_lane__2(c_2#63)), !($proj_lane__2(c_3#9)))}*{c_1#85 <- `c_1*`, c_2#63 <- `c_2*`, c_3#9 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#116)))*{iter_0#116 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#54)), !($proj_lane__2(c_2#40)), !($proj_lane__2(c_3#6)))}*{c_1#54 <- `c_1*`, c_2#40 <- `c_2*`, c_3#6 <- `c_3*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#60*{c#60 <- `c*#22`})*{`c*#22` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#55*{c_1#55 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#41*{c_2#41 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#7*{c_3#7 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#59*{c#59 <- `c*#21`}*{`c*#21` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#117)*{iter_0#117 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#56)), !($proj_lane__2(c_2#42)), !($proj_lane__2(c_3#8)))}*{c_1#56 <- `c_1*`, c_2#42 <- `c_2*`, c_3#8 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#78)))*{iter_0#78 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#86)), !($proj_lane__2(c_2#64)), !($proj_lane__2(c_3#10)))}*{c_1#86 <- `c_1*`, c_2#64 <- `c_2*`, c_3#10 <- `c_3*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#48*{c#48 <- `c*#22`})*{`c*#22` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#87*{c_1#87 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#65*{c_2#65 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#11*{c_3#11 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#47*{c#47 <- `c*#21`}*{`c*#21` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#79)*{iter_0#79 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#88)), !($proj_lane__2(c_2#66)), !($proj_lane__2(c_3#12)))}*{c_1#88 <- `c_1*`, c_2#66 <- `c_2*`, c_3#12 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#75))*{iter#75 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#76))*{iter#76 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#77))*{iter#77 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), iter#79))*{iter#79 <- iter#78}*{iter#78 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#80)*{iter_0#80 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#89)), !($proj_lane__2(c_2#67)), !($proj_lane__2(c_3#13)))}*{c_1#89 <- `c_1*`, c_2#67 <- `c_2*`, c_3#13 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#80))*{iter#80 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#90)), !($proj_lane__2(c_2#68)), !($proj_lane__2(c_3#14)))}*{c_1#90 <- `c_1*`, c_2#68 <- `c_2*`, c_3#14 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#118)))*{iter_0#118 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#57)), !($proj_lane__2(c_2#43)), !($proj_lane__2(c_3#9)))}*{c_1#57 <- `c_1*`, c_2#43 <- `c_2*`, c_3#9 <- `c_3*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#62*{c#62 <- `c*#24`})*{`c*#24` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#58*{c_1#58 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#44*{c_2#44 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#10*{c_3#10 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#61*{c#61 <- `c*#23`}*{`c*#23` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#119)*{iter_0#119 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#59)), !($proj_lane__2(c_2#45)), !($proj_lane__2(c_3#11)))}*{c_1#59 <- `c_1*`, c_2#45 <- `c_2*`, c_3#11 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#81)))*{iter_0#81 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#91)), !($proj_lane__2(c_2#69)), !($proj_lane__2(c_3#15)))}*{c_1#91 <- `c_1*`, c_2#69 <- `c_2*`, c_3#15 <- `c_3*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{M : nat, def $f_(N : N, iN : iN, iN : iN, iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#50*{c#50 <- `c*#24`})*{`c*#24` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#92*{c_1#92 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#70*{c_2#70 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#16*{c_3#16 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#49*{c#49 <- `c*#23`}*{`c*#23` <- `c**`} = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#82)*{iter_0#82 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#93)), !($proj_lane__2(c_2#71)), !($proj_lane__2(c_3#17)))}*{c_1#93 <- `c_1*`, c_2#71 <- `c_2*`, c_3#17 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#81))*{iter#81 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#82))*{iter#82 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#83))*{iter#83 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), iter#85))*{iter#85 <- iter#84}*{iter#84 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#83)*{iter_0#83 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#94)), !($proj_lane__2(c_2#72)), !($proj_lane__2(c_3#18)))}*{c_1#94 <- `c_1*`, c_2#72 <- `c_2*`, c_3#18 <- `c_3*`})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#86))*{iter#86 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#95)), !($proj_lane__2(c_2#73)), !($proj_lane__2(c_3#19)))}*{c_1#95 <- `c_1*`, c_2#73 <- `c_2*`, c_3#19 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#120)))*{iter_0#120 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#60)), !($proj_lane__2(c_2#46)), !($proj_lane__2(c_3#12)))}*{c_1#60 <- `c_1*`, c_2#46 <- `c_2*`, c_3#12 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#84)))*{iter_0#84 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#96)), !($proj_lane__2(c_2#74)), !($proj_lane__2(c_3#20)))}*{c_1#96 <- `c_1*`, c_2#74 <- `c_2*`, c_3#20 <- `c_3*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvternop_(shape : shape, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#64*{c#64 <- `c*#26`})*{`c*#26` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#61*{c_1#61 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#47*{c_2#47 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#13*{c_3#13 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#63*{c#63 <- `c*#25`}*{`c*#25` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#121))*{iter_0#121 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#62)))), !($proj_num__1(!($proj_lane__0(c_2#48)))), !($proj_num__1(!($proj_lane__0(c_3#14)))))}*{c_1#62 <- `c_1*`, c_2#48 <- `c_2*`, c_3#14 <- `c_3*`})
+  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), c#52*{c#52 <- `c*#26`})*{`c*#26` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#97*{c_1#97 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#75*{c_2#75 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#21*{c_3#21 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#51*{c#51 <- `c*#25`}*{`c*#25` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#85))*{iter_0#85 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#98)))), !($proj_num__1(!($proj_lane__0(c_2#76)))), !($proj_num__1(!($proj_lane__0(c_3#22)))))}*{c_1#98 <- `c_1*`, c_2#76 <- `c_2*`, c_3#22 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#87))*{iter#87 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#88))*{iter#88 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#89))*{iter#89 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter#91))*{iter#91 <- iter#90}*{iter#90 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#86))*{iter_0#86 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#99)))), !($proj_num__1(!($proj_lane__0(c_2#77)))), !($proj_num__1(!($proj_lane__0(c_3#23)))))}*{c_1#99 <- `c_1*`, c_2#77 <- `c_2*`, c_3#23 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter#92))*{iter#92 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#100)))), !($proj_num__1(!($proj_lane__0(c_2#78)))), !($proj_num__1(!($proj_lane__0(c_3#24)))))}*{c_1#100 <- `c_1*`, c_2#78 <- `c_2*`, c_3#24 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#122))))*{iter_0#122 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#63)))), !($proj_num__1(!($proj_lane__0(c_2#49)))), !($proj_num__1(!($proj_lane__0(c_3#15)))))}*{c_1#63 <- `c_1*`, c_2#49 <- `c_2*`, c_3#15 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#87))))*{iter_0#87 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#101)))), !($proj_num__1(!($proj_lane__0(c_2#79)))), !($proj_num__1(!($proj_lane__0(c_3#25)))))}*{c_1#101 <- `c_1*`, c_2#79 <- `c_2*`, c_3#25 <- `c_3*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#66*{c#66 <- `c*#28`})*{`c*#28` <- `c**`}
-    -- let{`c_1*` : lane_*} c_1#64*{c_1#64 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#50*{c_2#50 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
-    -- let{`c_3*` : lane_*} c_3#16*{c_3#16 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_3)
-    -- let{`c**` : lane_**} c#65*{c#65 <- `c*#27`}*{`c*#27` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#123))*{iter_0#123 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#65)))), !($proj_num__1(!($proj_lane__0(c_2#51)))), !($proj_num__1(!($proj_lane__0(c_3#17)))))}*{c_1#65 <- `c_1*`, c_2#51 <- `c_2*`, c_3#17 <- `c_3*`})
+  def $fvternop_{M : nat, def $f_(N : N, fN : fN, fN : fN, fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), c#54*{c#54 <- `c*#28`})*{`c*#28` <- `c**`}
+    -- let{`c_1*` : lane_*} c_1#102*{c_1#102 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#80*{c_2#80 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
+    -- let{`c_3*` : lane_*} c_3#26*{c_3#26 <- `c_3*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_3)
+    -- let{`c**` : lane_**} c#53*{c#53 <- `c*#27`}*{`c*#27` <- `c**`} = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#88))*{iter_0#88 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#103)))), !($proj_num__1(!($proj_lane__0(c_2#81)))), !($proj_num__1(!($proj_lane__0(c_3#27)))))}*{c_1#103 <- `c_1*`, c_2#81 <- `c_2*`, c_3#27 <- `c_3*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#93))*{iter#93 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#94))*{iter#94 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#95))*{iter#95 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter#97))*{iter#97 <- iter#96}*{iter#96 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#89))*{iter_0#89 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#104)))), !($proj_num__1(!($proj_lane__0(c_2#82)))), !($proj_num__1(!($proj_lane__0(c_3#28)))))}*{c_1#104 <- `c_1*`, c_2#82 <- `c_2*`, c_3#28 <- `c_3*`})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter#98))*{iter#98 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#105)))), !($proj_num__1(!($proj_lane__0(c_2#83)))), !($proj_num__1(!($proj_lane__0(c_3#29)))))}*{c_1#105 <- `c_1*`, c_2#83 <- `c_2*`, c_3#29 <- `c_3*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#124))))*{iter_0#124 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#66)))), !($proj_num__1(!($proj_lane__0(c_2#52)))), !($proj_num__1(!($proj_lane__0(c_3#18)))))}*{c_1#66 <- `c_1*`, c_2#52 <- `c_2*`, c_3#18 <- `c_3*`}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#90))))*{iter_0#90 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#106)))), !($proj_num__1(!($proj_lane__0(c_2#84)))), !($proj_num__1(!($proj_lane__0(c_3#30)))))}*{c_1#106 <- `c_1*`, c_2#84 <- `c_2*`, c_3#30 <- `c_3*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelop_(shape : shape, def $f_(N : N, iN : iN, iN : iN) : u32, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#69)*{c#69 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#67*{c_1#67 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#53*{c_2#53 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#67*{c#67 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#68)), !($proj_lane__2(c_2#54)))).0))*{c_1#68 <- `c_1*`, c_2#54 <- `c_2*`}
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#56)*{c#56 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#107*{c_1#107 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#85*{c_2#85 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#55*{c#55 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#108)), !($proj_lane__2(c_2#86)))).0))*{c_1#108 <- `c_1*`, c_2#86 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#99))*{iter#99 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#100))*{iter#100 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#109)), !($proj_lane__2(c_2#87)))).0))))*{c_1#109 <- `c_1*`, c_2#87 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#68)))*{c#68 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#69)), !($proj_lane__2(c_2#55)))).0)))*{c_1#69 <- `c_1*`, c_2#55 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#72)*{c#72 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#70*{c_1#70 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#56*{c_2#56 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#70*{c#70 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#71)), !($proj_lane__2(c_2#57)))).0))*{c_1#71 <- `c_1*`, c_2#57 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#110)), !($proj_lane__2(c_2#88)))).0)))*{c_1#110 <- `c_1*`, c_2#88 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#58)*{c#58 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#111*{c_1#111 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#89*{c_2#89 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#57*{c#57 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#112)), !($proj_lane__2(c_2#90)))).0))*{c_1#112 <- `c_1*`, c_2#90 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#101))*{iter#101 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#102))*{iter#102 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#113)), !($proj_lane__2(c_2#91)))).0))))*{c_1#113 <- `c_1*`, c_2#91 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#71)))*{c#71 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#72)), !($proj_lane__2(c_2#58)))).0)))*{c_1#72 <- `c_1*`, c_2#58 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#75)*{c#75 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#73*{c_1#73 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#59*{c_2#59 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#73*{c#73 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#74)), !($proj_lane__2(c_2#60)))).0))*{c_1#74 <- `c_1*`, c_2#60 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#114)), !($proj_lane__2(c_2#92)))).0)))*{c_1#114 <- `c_1*`, c_2#92 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#60)*{c#60 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#115*{c_1#115 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#93*{c_2#93 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#59*{c#59 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#116)), !($proj_lane__2(c_2#94)))).0))*{c_1#116 <- `c_1*`, c_2#94 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#103))*{iter#103 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#104))*{iter#104 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#117)), !($proj_lane__2(c_2#95)))).0))))*{c_1#117 <- `c_1*`, c_2#95 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#74)))*{c#74 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#75)), !($proj_lane__2(c_2#61)))).0)))*{c_1#75 <- `c_1*`, c_2#61 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#118)), !($proj_lane__2(c_2#96)))).0)))*{c_1#118 <- `c_1*`, c_2#96 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#78)*{c#78 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#76*{c_1#76 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#62*{c_2#62 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#76*{c#76 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#77)), !($proj_lane__2(c_2#63)))).0))*{c_1#77 <- `c_1*`, c_2#63 <- `c_2*`}
+  def $ivrelop_{M : nat, def $f_(N : N, iN : iN, iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#62)*{c#62 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#119*{c_1#119 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#97*{c_2#97 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#61*{c#61 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#120)), !($proj_lane__2(c_2#98)))).0))*{c_1#120 <- `c_1*`, c_2#98 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#105))*{iter#105 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#106))*{iter#106 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#121)), !($proj_lane__2(c_2#99)))).0))))*{c_1#121 <- `c_1*`, c_2#99 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#77)))*{c#77 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#78)), !($proj_lane__2(c_2#64)))).0)))*{c_1#78 <- `c_1*`, c_2#64 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#122)), !($proj_lane__2(c_2#100)))).0)))*{c_1#122 <- `c_1*`, c_2#100 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#81)*{c#81 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#79*{c_1#79 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#65*{c_2#65 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#79*{c#79 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#80)), !($proj_lane__2(c_2#66)))).0))*{c_1#80 <- `c_1*`, c_2#66 <- `c_2*`}
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#64)*{c#64 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#123*{c_1#123 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#101*{c_2#101 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#63*{c#63 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#124)), !($proj_lane__2(c_2#102)))).0))*{c_1#124 <- `c_1*`, c_2#102 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#107))*{iter#107 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#108))*{iter#108 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#125)), !($proj_lane__2(c_2#103)))).0))))*{c_1#125 <- `c_1*`, c_2#103 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#80)))*{c#80 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#81)), !($proj_lane__2(c_2#67)))).0)))*{c_1#81 <- `c_1*`, c_2#67 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#126)), !($proj_lane__2(c_2#104)))).0)))*{c_1#126 <- `c_1*`, c_2#104 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#84)*{c#84 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#82*{c_1#82 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#68*{c_2#68 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#82*{c#82 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#83)), !($proj_lane__2(c_2#69)))).0))*{c_1#83 <- `c_1*`, c_2#69 <- `c_2*`}
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#66)*{c#66 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#127*{c_1#127 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#105*{c_2#105 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#65*{c#65 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#128)), !($proj_lane__2(c_2#106)))).0))*{c_1#128 <- `c_1*`, c_2#106 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#109))*{iter#109 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#110))*{iter#110 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#129)), !($proj_lane__2(c_2#107)))).0))))*{c_1#129 <- `c_1*`, c_2#107 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#83)))*{c#83 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#84)), !($proj_lane__2(c_2#70)))).0)))*{c_1#84 <- `c_1*`, c_2#70 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#87)*{c#87 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#85*{c_1#85 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#71*{c_2#71 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#85*{c#85 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#86)), !($proj_lane__2(c_2#72)))).0))*{c_1#86 <- `c_1*`, c_2#72 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#130)), !($proj_lane__2(c_2#108)))).0)))*{c_1#130 <- `c_1*`, c_2#108 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#68)*{c#68 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#131*{c_1#131 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#109*{c_2#109 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#67*{c#67 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#132)), !($proj_lane__2(c_2#110)))).0))*{c_1#132 <- `c_1*`, c_2#110 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#111))*{iter#111 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#112))*{iter#112 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#133)), !($proj_lane__2(c_2#111)))).0))))*{c_1#133 <- `c_1*`, c_2#111 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#86)))*{c#86 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#87)), !($proj_lane__2(c_2#73)))).0)))*{c_1#87 <- `c_1*`, c_2#73 <- `c_2*`}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#90)*{c#90 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#88*{c_1#88 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#74*{c_2#74 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#88*{c#88 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#89)), !($proj_lane__2(c_2#75)))).0))*{c_1#89 <- `c_1*`, c_2#75 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#134)), !($proj_lane__2(c_2#112)))).0)))*{c_1#134 <- `c_1*`, c_2#112 <- `c_2*`}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, iN : iN) : u32, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#70)*{c#70 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#135*{c_1#135 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#113*{c_2#113 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#69*{c#69 <- `c*`} = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#136)), !($proj_lane__2(c_2#114)))).0))*{c_1#136 <- `c_1*`, c_2#114 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#113))*{iter#113 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#114))*{iter#114 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#137)), !($proj_lane__2(c_2#115)))).0))))*{c_1#137 <- `c_1*`, c_2#115 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#89)))*{c#89 <- `c*`}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#90)), !($proj_lane__2(c_2#76)))).0)))*{c_1#90 <- `c_1*`, c_2#76 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#138)), !($proj_lane__2(c_2#116)))).0)))*{c_1#138 <- `c_1*`, c_2#116 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvrelop_(shape : shape, def $f_(N : N, fN : fN, fN : fN) : u32, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#93).0)))*{c#93 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#91*{c_1#91 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#77*{c_2#77 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#91*{c#91 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#92)))), !($proj_num__1(!($proj_lane__0(c_2#78)))))).0))*{c_1#92 <- `c_1*`, c_2#78 <- `c_2*`}
+  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#72).0)))*{c#72 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#139*{c_1#139 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#117*{c_2#117 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#71*{c#71 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#140)))), !($proj_num__1(!($proj_lane__0(c_2#118)))))).0))*{c_1#140 <- `c_1*`, c_2#118 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(F32_Fnn))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M))), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#92).0)))))*{c#92 <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#115))*{iter#115 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M))), iter#116))*{iter#116 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size($numtype_Fnn(F32_Fnn)), $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#141)))), !($proj_num__1(!($proj_lane__0(c_2#119)))))).0))))*{c_1#141 <- `c_1*`, c_2#119 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#93)))), !($proj_num__1(!($proj_lane__0(c_2#79)))))).0)))*{c_1#93 <- `c_1*`, c_2#79 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#142)))), !($proj_num__1(!($proj_lane__0(c_2#120)))))).0)))*{c_1#142 <- `c_1*`, c_2#120 <- `c_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#96).0)))*{c#96 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#94*{c_1#94 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#80*{c_2#80 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#94*{c#94 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#95)))), !($proj_num__1(!($proj_lane__0(c_2#81)))))).0))*{c_1#95 <- `c_1*`, c_2#81 <- `c_2*`}
+  def $fvrelop_{M : nat, def $f_(N : N, fN : fN, fN : fN) : u32, v_1 : uN, v_2 : uN, Inn : addrtype}(`%X%`_shape(F64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#74).0)))*{c#74 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#143*{c_1#143 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#121*{c_2#121 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#73*{c#73 <- `c*`} = $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#144)))), !($proj_num__1(!($proj_lane__0(c_2#122)))))).0))*{c_1#144 <- `c_1*`, c_2#122 <- `c_2*`}
     -- if ($isize(Inn) = $fsize(F64_Fnn))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(Inn), `%`_dim(M))), mk_lane__0_lane_($numtype_addrtype(Inn), mk_num__0_num_(Inn, `%`_uN($proj_uN_0(c#95).0)))))*{c#95 <- `c*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#117))*{iter#117 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M))), iter#118))*{iter#118 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($size($numtype_Fnn(F64_Fnn)), $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#145)))), !($proj_num__1(!($proj_lane__0(c_2#123)))))).0))))*{c_1#145 <- `c_1*`, c_2#123 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#96)))), !($proj_num__1(!($proj_lane__0(c_2#82)))))).0)))*{c_1#96 <- `c_1*`, c_2#82 <- `c_2*`}
+    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#146)))), !($proj_num__1(!($proj_lane__0(c_2#124)))))).0)))*{c_1#146 <- `c_1*`, c_2#124 <- `c_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftop_(shape : shape, def $f_(N : N, iN : iN, u32 : u32) : iN, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#99)*{c#99 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#97*{c_1#97 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#97*{c#97 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#98)), i)*{c_1#98 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#76)*{c#76 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#147*{c_1#147 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#75*{c#75 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#148)), i)*{c_1#148 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#119))*{iter#119 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#149)), i)))*{c_1#149 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#98)))*{c#98 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#102)*{c#102 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#99*{c_1#99 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#100*{c#100 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#100)), i)*{c_1#100 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#78)*{c#78 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#150*{c_1#150 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#77*{c#77 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#151)), i)*{c_1#151 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#120))*{iter#120 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#152)), i)))*{c_1#152 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#101)))*{c#101 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#105)*{c#105 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#101*{c_1#101 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#103*{c#103 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#102)), i)*{c_1#102 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#80)*{c#80 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#153*{c_1#153 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#79*{c#79 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#154)), i)*{c_1#154 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#121))*{iter#121 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#155)), i)))*{c_1#155 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#104)))*{c#104 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#108)*{c#108 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#103*{c_1#103 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#106*{c#106 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#104)), i)*{c_1#104 <- `c_1*`}
+  def $ivshiftop_{M : nat, def $f_(N : N, iN : iN, u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#82)*{c#82 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#156*{c_1#156 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#81*{c#81 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#157)), i)*{c_1#157 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#122))*{iter#122 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#158)), i)))*{c_1#158 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#107)))*{c#107 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(shape : shape, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#111)*{c#111 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#105*{c_1#105 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#109*{c#109 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#106)), i)*{c_1#106 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#84)*{c#84 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#159*{c_1#159 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#83*{c#83 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#160)), i)*{c_1#160 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#123))*{iter#123 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#161)), i)))*{c_1#161 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#110)))*{c#110 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#114)*{c#114 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#107*{c_1#107 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#112*{c#112 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#108)), i)*{c_1#108 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#86)*{c#86 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#162*{c_1#162 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#85*{c#85 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#163)), i)*{c_1#163 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#124))*{iter#124 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#164)), i)))*{c_1#164 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#113)))*{c#113 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#117)*{c#117 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#109*{c_1#109 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#115*{c#115 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#110)), i)*{c_1#110 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#88)*{c#88 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#165*{c_1#165 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#87*{c#87 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#166)), i)*{c_1#166 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#125))*{iter#125 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#167)), i)))*{c_1#167 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#116)))*{c#116 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#120)*{c#120 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#111*{c_1#111 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c*` : iN*} c#118*{c#118 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#112)), i)*{c_1#112 <- `c_1*`}
+  def $ivshiftopsx_{M : nat, def $f_(N : N, sx : sx, iN : iN, u32 : u32) : iN, sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#90)*{c#90 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#168*{c_1#168 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c*` : iN*} c#89*{c#89 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#169)), i)*{c_1#169 <- `c_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#126))*{iter#126 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#170)), i)))*{c_1#170 <- `c_1*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#119)))*{c#119 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(shape : shape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#113*{c_1#113 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#114)), `%`_iN(0))).0)*{c_1#114 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#171*{c_1#171 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#172)), `%`_iN(0))).0)*{c_1#172 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#127))*{iter#127 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#128))*{iter#128 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#115)), `%`_iN(0))).0)))*{c_1#115 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#173)), `%`_iN(0))).0)))*{c_1#173 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#116*{c_1#116 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#117)), `%`_iN(0))).0)*{c_1#117 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#174*{c_1#174 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#175)), `%`_iN(0))).0)*{c_1#175 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#129))*{iter#129 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#130))*{iter#130 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#118)), `%`_iN(0))).0)))*{c_1#118 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#176)), `%`_iN(0))).0)))*{c_1#176 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#119*{c_1#119 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#120)), `%`_iN(0))).0)*{c_1#120 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#177*{c_1#177 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#178)), `%`_iN(0))).0)*{c_1#178 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#131))*{iter#131 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#132))*{iter#132 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#121)), `%`_iN(0))).0)))*{c_1#121 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#179)), `%`_iN(0))).0)))*{c_1#179 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivbitmaskop_{M : nat, v_1 : uN, c : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), v_1) = $irev_(32, c)
-    -- let{`c_1*` : lane_*} c_1#122*{c_1#122 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#123)), `%`_iN(0))).0)*{c_1#123 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
+    -- let{`c_1*` : lane_*} c_1#180*{c_1#180 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#181)), `%`_iN(0))).0)*{c_1#181 <- `c_1*`} ++ `%`_bit(0)^(((32 : nat <:> int) - (M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#133))*{iter#133 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_bit: `%`(iter#134))*{iter#134 <- $ibits_(32, c)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#124)), `%`_iN(0))).0)))*{c_1#124 <- `c_1*`}
+    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#182)), `%`_iN(0))).0)))*{c_1#182 <- `c_1*`}
     -- wf_bit: `%`(`%`_bit(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivswizzlop_(shape : shape, def $f_(N : N, iN*, iN : iN) : iN, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#123)*{c#123 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#125*{c_1#125 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#83*{c_2#83 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#121*{c#121 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#126))*{c_1#126 <- `c_1*`}, !($proj_lane__2(c_2#84)))*{c_2#84 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), mk_lane__2_lane_(I32_Jnn, c#92)*{c#92 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#183*{c_1#183 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#125*{c_2#125 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#91*{c#91 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#184))*{c_1#184 <- `c_1*`}, !($proj_lane__2(c_2#126)))*{c_2#126 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#135))*{iter#135 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#136))*{iter#136 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#185))*{c_1#185 <- `c_1*`}, !($proj_lane__2(c_2#127)))))*{c_2#127 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), mk_lane__2_lane_(I32_Jnn, c#122)))*{c#122 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#126)*{c#126 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#127*{c_1#127 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#85*{c_2#85 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#124*{c#124 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#128))*{c_1#128 <- `c_1*`}, !($proj_lane__2(c_2#86)))*{c_2#86 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), mk_lane__2_lane_(I64_Jnn, c#94)*{c#94 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#186*{c_1#186 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#128*{c_2#128 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#93*{c#93 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#187))*{c_1#187 <- `c_1*`}, !($proj_lane__2(c_2#129)))*{c_2#129 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#137))*{iter#137 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#138))*{iter#138 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#188))*{c_1#188 <- `c_1*`}, !($proj_lane__2(c_2#130)))))*{c_2#130 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), mk_lane__2_lane_(I64_Jnn, c#125)))*{c#125 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#129)*{c#129 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#129*{c_1#129 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#87*{c_2#87 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#127*{c#127 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#130))*{c_1#130 <- `c_1*`}, !($proj_lane__2(c_2#88)))*{c_2#88 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), mk_lane__2_lane_(I8_Jnn, c#96)*{c#96 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#189*{c_1#189 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#131*{c_2#131 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#95*{c#95 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#190))*{c_1#190 <- `c_1*`}, !($proj_lane__2(c_2#132)))*{c_2#132 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#139))*{iter#139 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#140))*{iter#140 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#191))*{c_1#191 <- `c_1*`}, !($proj_lane__2(c_2#133)))))*{c_2#133 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), mk_lane__2_lane_(I8_Jnn, c#128)))*{c#128 <- `c*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#132)*{c#132 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#131*{c_1#131 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#89*{c_2#89 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : iN*} c#130*{c#130 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#132))*{c_1#132 <- `c_1*`}, !($proj_lane__2(c_2#90)))*{c_2#90 <- `c_2*`}
+  def $ivswizzlop_{M : nat, def $f_(N : N, iN*, iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), mk_lane__2_lane_(I16_Jnn, c#98)*{c#98 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#192*{c_1#192 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#134*{c_2#134 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : iN*} c#97*{c#97 <- `c*`} = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#193))*{c_1#193 <- `c_1*`}, !($proj_lane__2(c_2#135)))*{c_2#135 <- `c_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#141))*{iter#141 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#142))*{iter#142 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#194))*{c_1#194 <- `c_1*`}, !($proj_lane__2(c_2#136)))))*{c_2#136 <- `c_2*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), mk_lane__2_lane_(I16_Jnn, c#131)))*{c#131 <- `c*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(shape : shape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), i#138497*{i#138497 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#134*{c#134 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#133*{c_1#133 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#91*{c_2#91 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#133*{c#133 <- `c*`} = c_1#134*{c_1#134 <- `c_1*`} ++ c_2#92*{c_2#92 <- `c_2*`}[$proj_uN_0(i#138500).0]*{i#138500 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), i#138592*{i#138592 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), c#100*{c#100 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#195*{c_1#195 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#137*{c_2#137 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#99*{c#99 <- `c*`} = c_1#196*{c_1#196 <- `c_1*`} ++ c_2#138*{c_2#138 <- `c_2*`}[$proj_uN_0(i#138595).0]*{i#138595 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#143))*{iter#143 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M))), iter#144))*{iter#144 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), i#138504*{i#138504 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#136*{c#136 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#135*{c_1#135 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#93*{c_2#93 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#135*{c#135 <- `c*`} = c_1#136*{c_1#136 <- `c_1*`} ++ c_2#94*{c_2#94 <- `c_2*`}[$proj_uN_0(i#138507).0]*{i#138507 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), i#138603*{i#138603 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), c#102*{c#102 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#197*{c_1#197 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#139*{c_2#139 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#101*{c#101 <- `c*`} = c_1#198*{c_1#198 <- `c_1*`} ++ c_2#140*{c_2#140 <- `c_2*`}[$proj_uN_0(i#138606).0]*{i#138606 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#145))*{iter#145 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M))), iter#146))*{iter#146 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), i#138511*{i#138511 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#138*{c#138 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#137*{c_1#137 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#95*{c_2#95 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#137*{c#137 <- `c*`} = c_1#138*{c_1#138 <- `c_1*`} ++ c_2#96*{c_2#96 <- `c_2*`}[$proj_uN_0(i#138514).0]*{i#138514 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), i#138614*{i#138614 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), c#104*{c#104 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#199*{c_1#199 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#141*{c_2#141 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#103*{c#103 <- `c*`} = c_1#200*{c_1#200 <- `c_1*`} ++ c_2#142*{c_2#142 <- `c_2*`}[$proj_uN_0(i#138617).0]*{i#138617 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#147))*{iter#147 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M))), iter#148))*{iter#148 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), i#138518*{i#138518 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#140*{c#140 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#139*{c_1#139 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
-    -- let{`c_2*` : lane_*} c_2#97*{c_2#97 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
-    -- let{`c*` : lane_*} c#139*{c#139 <- `c*`} = c_1#140*{c_1#140 <- `c_1*`} ++ c_2#98*{c_2#98 <- `c_2*`}[$proj_uN_0(i#138521).0]*{i#138521 <- `i*`}
+  def $ivshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), i#138625*{i#138625 <- `i*`}, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), c#106*{c#106 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#201*{c_1#201 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)
+    -- let{`c_2*` : lane_*} c_2#143*{c_2#143 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)
+    -- let{`c*` : lane_*} c#105*{c#105 <- `c*`} = c_1#202*{c_1#202 <- `c_1*`} ++ c_2#144*{c_2#144 <- `c_2*`}[$proj_uN_0(i#138628).0]*{i#138628 <- `i*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#149))*{iter#149 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M))), iter#150))*{iter#150 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v_2)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
@@ -9540,722 +10383,614 @@ def $vvternop_(vectype : vectype, vvternop : vvternop, vec_ : vec_, vec_ : vec_,
 def $vunop_(shape : shape, vunop_ : vunop_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F32_Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vunop__1_vunop_(F64_Fnn, M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I32_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I64_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I8_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vunop_{M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vunop__0_vunop_(I16_Jnn, M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbinop_(shape : shape, vbinop_ : vbinop_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, ADD_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iadd_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, SUB_SAT_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $isub_sat_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MIN_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $imin_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, MAX_vbinop_Jnn_M(sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $imax_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I32_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I64_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I8_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vbinop__0_vbinop_(I16_Jnn, M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F32_Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbinop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vbinop__1_vbinop_(F64_Fnn, M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vternop_(shape : shape, vternop_ : vternop_, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I32_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I64_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I8_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vternop__0_vternop_(I16_Jnn, M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F32_Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F64_Fnn, M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F32_Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vternop_{M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vternop__1_vternop_(F64_Fnn, M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vrelop_(shape : shape, vrelop_ : vrelop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, LT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ilt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, GT_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $igt_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, LE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ile_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I32_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I64_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I8_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M)), mk_vrelop__0_vrelop_(I16_Jnn, M, GE_vrelop_Jnn_M(sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ige_, sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F32_Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vrelop_{M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(M)), mk_vrelop__1_vrelop_(F64_Fnn, M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, half : half, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3021?{half#3021 <- `half?`}, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3022?{half#3022 <- `half?`}, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3023?{half#3023 <- `half?`}, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3024?{half#3024 <- `half?`}, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3025?{half#3025 <- `half?`}, sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3026?{half#3026 <- `half?`}, sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3027?{half#3027 <- `half?`}, sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $lcvtop__{M_1 : nat, M_2 : nat, `half?` : half?, sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half#3028?{half#3028 <- `half?`}, sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1)
-    -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3489?{zero#3489 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#143))?{c#143 <- `c?`})
-    -- let{`c?` : iN?} c#141?{c#141 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#142))))?{c#142 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3489?{zero#3489 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#108))?{c#108 <- `c?`})
+    -- let{`c?` : iN?} c#107?{c#107 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#151))?{iter#151 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3490?{zero#3490 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#146))?{c#146 <- `c?`})
-    -- let{`c?` : iN?} c#144?{c#144 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#145))))?{c#145 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3490?{zero#3490 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#110))?{c#110 <- `c?`})
+    -- let{`c?` : iN?} c#109?{c#109 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#152))?{iter#152 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3491?{zero#3491 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#149))?{c#149 <- `c?`})
-    -- let{`c?` : iN?} c#147?{c#147 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#148))))?{c#148 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3491?{zero#3491 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#112))?{c#112 <- `c?`})
+    -- let{`c?` : iN?} c#111?{c#111 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#153))?{iter#153 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3492?{zero#3492 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#152))?{c#152 <- `c?`})
-    -- let{`c?` : iN?} c#150?{c#150 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#151))))?{c#151 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3492?{zero#3492 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#114))?{c#114 <- `c?`})
+    -- let{`c?` : iN?} c#113?{c#113 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#154))?{iter#154 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3493?{zero#3493 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#155))?{c#155 <- `c?`})
-    -- let{`c?` : iN?} c#153?{c#153 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#154))))?{c#154 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3493?{zero#3493 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#116))?{c#116 <- `c?`})
+    -- let{`c?` : iN?} c#115?{c#115 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#155))?{iter#155 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3494?{zero#3494 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#158))?{c#158 <- `c?`})
-    -- let{`c?` : iN?} c#156?{c#156 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#157))))?{c#157 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3494?{zero#3494 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#118))?{c#118 <- `c?`})
+    -- let{`c?` : iN?} c#117?{c#117 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#156))?{iter#156 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3495?{zero#3495 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#161))?{c#161 <- `c?`})
-    -- let{`c?` : iN?} c#159?{c#159 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#160))))?{c#160 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3495?{zero#3495 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#120))?{c#120 <- `c?`})
+    -- let{`c?` : iN?} c#119?{c#119 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#157))?{iter#157 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3496?{zero#3496 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#164))?{c#164 <- `c?`})
-    -- let{`c?` : iN?} c#162?{c#162 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#163))))?{c#163 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3496?{zero#3496 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#122))?{c#122 <- `c?`})
+    -- let{`c?` : iN?} c#121?{c#121 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#158))?{iter#158 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3497?{zero#3497 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#167))?{c#167 <- `c?`})
-    -- let{`c?` : iN?} c#165?{c#165 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#166))))?{c#166 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3497?{zero#3497 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#124))?{c#124 <- `c?`})
+    -- let{`c?` : iN?} c#123?{c#123 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#159))?{iter#159 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3498?{zero#3498 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#170))?{c#170 <- `c?`})
-    -- let{`c?` : iN?} c#168?{c#168 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#169))))?{c#169 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3498?{zero#3498 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#126))?{c#126 <- `c?`})
+    -- let{`c?` : iN?} c#125?{c#125 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#160))?{iter#160 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3499?{zero#3499 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#173))?{c#173 <- `c?`})
-    -- let{`c?` : iN?} c#171?{c#171 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#172))))?{c#172 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3499?{zero#3499 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#128))?{c#128 <- `c?`})
+    -- let{`c?` : iN?} c#127?{c#127 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#161))?{iter#161 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3500?{zero#3500 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#176))?{c#176 <- `c?`})
-    -- let{`c?` : iN?} c#174?{c#174 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#175))))?{c#175 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3500?{zero#3500 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#130))?{c#130 <- `c?`})
+    -- let{`c?` : iN?} c#129?{c#129 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#162))?{iter#162 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3501?{zero#3501 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#179))?{c#179 <- `c?`})
-    -- let{`c?` : iN?} c#177?{c#177 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#178))))?{c#178 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3501?{zero#3501 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#132))?{c#132 <- `c?`})
+    -- let{`c?` : iN?} c#131?{c#131 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#163))?{iter#163 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3502?{zero#3502 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#182))?{c#182 <- `c?`})
-    -- let{`c?` : iN?} c#180?{c#180 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#181))))?{c#181 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3502?{zero#3502 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#134))?{c#134 <- `c?`})
+    -- let{`c?` : iN?} c#133?{c#133 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#164))?{iter#164 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3503?{zero#3503 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#185))?{c#185 <- `c?`})
-    -- let{`c?` : iN?} c#183?{c#183 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#184))))?{c#184 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3503?{zero#3503 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#136))?{c#136 <- `c?`})
+    -- let{`c?` : iN?} c#135?{c#135 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#165))?{iter#165 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3504?{zero#3504 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#188))?{c#188 <- `c?`})
-    -- let{`c?` : iN?} c#186?{c#186 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#187))))?{c#187 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3504?{zero#3504 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#138))?{c#138 <- `c?`})
+    -- let{`c?` : iN?} c#137?{c#137 <- `c?`} = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#166))?{iter#166 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3505?{zero#3505 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#191))?{c#191 <- `c?`})
-    -- let{`c?` : iN?} c#189?{c#189 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#190))))?{c#190 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3505?{zero#3505 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#140))?{c#140 <- `c?`})
+    -- let{`c?` : iN?} c#139?{c#139 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#167))?{iter#167 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3506?{zero#3506 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#194))?{c#194 <- `c?`})
-    -- let{`c?` : iN?} c#192?{c#192 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#193))))?{c#193 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3506?{zero#3506 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#142))?{c#142 <- `c?`})
+    -- let{`c?` : iN?} c#141?{c#141 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#168))?{iter#168 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3507?{zero#3507 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#197))?{c#197 <- `c?`})
-    -- let{`c?` : iN?} c#195?{c#195 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#196))))?{c#196 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3507?{zero#3507 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#144))?{c#144 <- `c?`})
+    -- let{`c?` : iN?} c#143?{c#143 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#169))?{iter#169 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3508?{zero#3508 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#200))?{c#200 <- `c?`})
-    -- let{`c?` : iN?} c#198?{c#198 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#199))))?{c#199 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3508?{zero#3508 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#146))?{c#146 <- `c?`})
+    -- let{`c?` : iN?} c#145?{c#145 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#170))?{iter#170 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3509?{zero#3509 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#203))?{c#203 <- `c?`})
-    -- let{`c?` : iN?} c#201?{c#201 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#202))))?{c#202 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3509?{zero#3509 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#148))?{c#148 <- `c?`})
+    -- let{`c?` : iN?} c#147?{c#147 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#171))?{iter#171 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3510?{zero#3510 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#206))?{c#206 <- `c?`})
-    -- let{`c?` : iN?} c#204?{c#204 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#205))))?{c#205 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3510?{zero#3510 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#150))?{c#150 <- `c?`})
+    -- let{`c?` : iN?} c#149?{c#149 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#172))?{iter#172 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3511?{zero#3511 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#209))?{c#209 <- `c?`})
-    -- let{`c?` : iN?} c#207?{c#207 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#208))))?{c#208 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3511?{zero#3511 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#152))?{c#152 <- `c?`})
+    -- let{`c?` : iN?} c#151?{c#151 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#173))?{iter#173 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3512?{zero#3512 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#212))?{c#212 <- `c?`})
-    -- let{`c?` : iN?} c#210?{c#210 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#211))))?{c#211 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3512?{zero#3512 <- `zero?`})), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#154))?{c#154 <- `c?`})
+    -- let{`c?` : iN?} c#153?{c#153 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#174))?{iter#174 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3513?{zero#3513 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#215))?{c#215 <- `c?`})
-    -- let{`c?` : iN?} c#213?{c#213 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#214))))?{c#214 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3513?{zero#3513 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#156))?{c#156 <- `c?`})
+    -- let{`c?` : iN?} c#155?{c#155 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#175))?{iter#175 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3514?{zero#3514 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#218))?{c#218 <- `c?`})
-    -- let{`c?` : iN?} c#216?{c#216 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#217))))?{c#217 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3514?{zero#3514 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#158))?{c#158 <- `c?`})
+    -- let{`c?` : iN?} c#157?{c#157 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#176))?{iter#176 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3515?{zero#3515 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#221))?{c#221 <- `c?`})
-    -- let{`c?` : iN?} c#219?{c#219 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#220))))?{c#220 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3515?{zero#3515 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#160))?{c#160 <- `c?`})
+    -- let{`c?` : iN?} c#159?{c#159 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#177))?{iter#177 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3516?{zero#3516 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#224))?{c#224 <- `c?`})
-    -- let{`c?` : iN?} c#222?{c#222 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#223))))?{c#223 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3516?{zero#3516 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#162))?{c#162 <- `c?`})
+    -- let{`c?` : iN?} c#161?{c#161 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter#178))?{iter#178 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3517?{zero#3517 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#227))?{c#227 <- `c?`})
-    -- let{`c?` : iN?} c#225?{c#225 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#226))))?{c#226 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3517?{zero#3517 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#164))?{c#164 <- `c?`})
+    -- let{`c?` : iN?} c#163?{c#163 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#179))?{iter#179 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3518?{zero#3518 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#230))?{c#230 <- `c?`})
-    -- let{`c?` : iN?} c#228?{c#228 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#229))))?{c#229 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3518?{zero#3518 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#166))?{c#166 <- `c?`})
+    -- let{`c?` : iN?} c#165?{c#165 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#180))?{iter#180 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3519?{zero#3519 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#233))?{c#233 <- `c?`})
-    -- let{`c?` : iN?} c#231?{c#231 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#232))))?{c#232 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3519?{zero#3519 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#168))?{c#168 <- `c?`})
+    -- let{`c?` : iN?} c#167?{c#167 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#181))?{iter#181 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3520?{zero#3520 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#236))?{c#236 <- `c?`})
-    -- let{`c?` : iN?} c#234?{c#234 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#235))))?{c#235 <- `c?`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, sx : sx, `zero?` : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(sx, zero#3520?{zero#3520 <- `zero?`})), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#170))?{c#170 <- `c?`})
+    -- let{`c?` : iN?} c#169?{c#169 <- `c?`} = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter#182))?{iter#182 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#239))*{c#239 <- `c*`}
-    -- let{`c*` : fN*} c#237*{c#237 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#238))))*{c#238 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#172))*{c#172 <- `c*`}
+    -- let{`c*` : fN*} c#171*{c#171 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#183))*{iter#183 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#242))*{c#242 <- `c*`}
-    -- let{`c*` : fN*} c#240*{c#240 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#241))))*{c#241 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#174))*{c#174 <- `c*`}
+    -- let{`c*` : fN*} c#173*{c#173 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#184))*{iter#184 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#245))*{c#245 <- `c*`}
-    -- let{`c*` : fN*} c#243*{c#243 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#244))))*{c#244 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#176))*{c#176 <- `c*`}
+    -- let{`c*` : fN*} c#175*{c#175 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#185))*{iter#185 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#248))*{c#248 <- `c*`}
-    -- let{`c*` : fN*} c#246*{c#246 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#247))))*{c#247 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#178))*{c#178 <- `c*`}
+    -- let{`c*` : fN*} c#177*{c#177 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#186))*{iter#186 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#251))*{c#251 <- `c*`}
-    -- let{`c*` : fN*} c#249*{c#249 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#250))))*{c#250 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#180))*{c#180 <- `c*`}
+    -- let{`c*` : fN*} c#179*{c#179 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#187))*{iter#187 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#254))*{c#254 <- `c*`}
-    -- let{`c*` : fN*} c#252*{c#252 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#253))))*{c#253 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#182))*{c#182 <- `c*`}
+    -- let{`c*` : fN*} c#181*{c#181 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#188))*{iter#188 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#257))*{c#257 <- `c*`}
-    -- let{`c*` : fN*} c#255*{c#255 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#256))))*{c#256 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#184))*{c#184 <- `c*`}
+    -- let{`c*` : fN*} c#183*{c#183 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#189))*{iter#189 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#260))*{c#260 <- `c*`}
-    -- let{`c*` : fN*} c#258*{c#258 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#259))))*{c#259 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#186))*{c#186 <- `c*`}
+    -- let{`c*` : fN*} c#185*{c#185 <- `c*`} = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#190))*{iter#190 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#263))*{c#263 <- `c*`}
-    -- let{`c*` : fN*} c#261*{c#261 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#262))))*{c#262 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#188))*{c#188 <- `c*`}
+    -- let{`c*` : fN*} c#187*{c#187 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#191))*{iter#191 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#266))*{c#266 <- `c*`}
-    -- let{`c*` : fN*} c#264*{c#264 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#265))))*{c#265 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#190))*{c#190 <- `c*`}
+    -- let{`c*` : fN*} c#189*{c#189 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#192))*{iter#192 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#269))*{c#269 <- `c*`}
-    -- let{`c*` : fN*} c#267*{c#267 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#268))))*{c#268 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#192))*{c#192 <- `c*`}
+    -- let{`c*` : fN*} c#191*{c#191 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#193))*{iter#193 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#272))*{c#272 <- `c*`}
-    -- let{`c*` : fN*} c#270*{c#270 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#271))))*{c#271 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#194))*{c#194 <- `c*`}
+    -- let{`c*` : fN*} c#193*{c#193 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#194))*{iter#194 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#275))*{c#275 <- `c*`}
-    -- let{`c*` : fN*} c#273*{c#273 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#274))))*{c#274 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#196))*{c#196 <- `c*`}
+    -- let{`c*` : fN*} c#195*{c#195 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#195))*{iter#195 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#278))*{c#278 <- `c*`}
-    -- let{`c*` : fN*} c#276*{c#276 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#277))))*{c#277 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#198))*{c#198 <- `c*`}
+    -- let{`c*` : fN*} c#197*{c#197 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter#196))*{iter#196 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#281))*{c#281 <- `c*`}
-    -- let{`c*` : fN*} c#279*{c#279 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#280))))*{c#280 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#200))*{c#200 <- `c*`}
+    -- let{`c*` : fN*} c#199*{c#199 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#197))*{iter#197 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#284))*{c#284 <- `c*`}
-    -- let{`c*` : fN*} c#282*{c#282 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#283))))*{c#283 <- `c*`}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#202))*{c#202 <- `c*`}
+    -- let{`c*` : fN*} c#201*{c#201 <- `c*`} = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter#198))*{iter#198 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, vcvtop__, lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, vcvtop__)
+    -- wf_lane_: `%%`($lanetype(shape_1), lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, vcvtop__, lane_))
+    -- (wf_lane_: `%%`($lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M : nat, Lnn_2 : lanetype, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, v_1) = v
     -- if (($halfop(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop) = ?()) /\ ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop) = ?()))
-    -- let{`c_1*` : lane_*} c_1#141*{c_1#141 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
-    -- let{`c**` : lane_**} c#285*{c#285 <- `c*#29`}*{`c*#29` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#142)*{c_1#142 <- `c_1*`})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#286*{c#286 <- `c*#30`})*{`c*#30` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#203*{c_1#203 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)
+    -- let{`c**` : lane_**} c#203*{c#203 <- `c*#29`}*{`c*#29` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#204)*{c_1#204 <- `c_1*`})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#204*{c#204 <- `c*#30`})*{`c*#30` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M))), iter#199))*{iter#199 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#201))*{iter#201 <- iter#200}*{iter#200 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#205)*{c_1#205 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#202))*{iter#202 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M)), `%X%`_shape(Lnn_2, `%`_dim(M)), vcvtop, c_1#206)}*{c_1#206 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M)), c#205*{c#205 <- `c*#31`})))*{`c*#31` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN, half : half}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
     -- if ($halfop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(half))
-    -- let{`c_1*` : lane_*} c_1#143*{c_1#143 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
-    -- let{`c**` : lane_**} c#287*{c#287 <- `c*#31`}*{`c*#31` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#144)*{c_1#144 <- `c_1*`})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#288*{c#288 <- `c*#32`})*{`c*#32` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#207*{c_1#207 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$half(half, 0, M_2) : M_2]
+    -- let{`c**` : lane_**} c#206*{c#206 <- `c*#32`}*{`c*#32` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#208)*{c_1#208 <- `c_1*`})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#207*{c#207 <- `c*#33`})*{`c*#33` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter#203))*{iter#203 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#205))*{iter#205 <- iter#204}*{iter#204 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#209)*{c_1#209 <- `c_1*`})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#206))*{iter#206 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#210)}*{c_1#210 <- `c_1*`}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#208*{c#208 <- `c*#34`})))*{`c*#34` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
     -- if ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(ZERO_zero))
-    -- let{`c_1*` : lane_*} c_1#145*{c_1#145 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
-    -- let{`c**` : lane_**} c#289*{c#289 <- `c*#33`}*{`c*#33` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#146)*{c_1#146 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#290*{c#290 <- `c*#34`})*{`c*#34` <- `c**`})
-    -- wf_uN: `%%`(128, v)
+    -- let{`c_1*` : lane_*} c_1#211*{c_1#211 <- `c_1*`} = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
+    -- let{`c**` : lane_**} c#209*{c#209 <- `c*#35`}*{`c*#35` <- `c**`} = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#212)*{c_1#212 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#210*{c#210 <- `c*#36`})*{`c*#36` <- `c**`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn_1, `%`_dim(M_1))), iter#207))*{iter#207 <- $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter#209))*{iter#209 <- iter#208}*{iter#208 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#213)*{c_1#213 <- `c_1*`} ++ [$zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter#210))*{iter#210 <- $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#214)}*{c_1#214 <- `c_1*`}
+    -- wf_lane_: `%%`(Lnn_2, $zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c#211*{c#211 <- `c*#37`})))*{`c*#37` <- `c**`}
     -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
 
@@ -10263,918 +10998,821 @@ def $vcvtop__(shape_1 : shape, shape_2 : shape, vcvtop__ : vcvtop__, vec_ : vec_
 def $vshiftop_(ishape : ishape, vshiftop_ : vshiftop_, vec_ : vec_, u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I32_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I64_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I8_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I16_Jnn, M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I32_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I64_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I8_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vshiftop_{M : nat, sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), mk_vshiftop__0_vshiftop_(I16_Jnn, M, SHR_vshiftop_Jnn_M(sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), def $ishr_, sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(ishape : ishape, vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vbitmaskop_{M : nat, v : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vswizzlop_(bshape : bshape, vswizzlop_ : vswizzlop_, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vswizzlop_{M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), mk_vswizzlop__0_vswizzlop_(M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(bshape : bshape, laneidx*, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i#139203*{i#139203 <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(M)))
+  def $vshufflop_{M : nat, `i*` : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(M))), i#139119*{i#139119 <- `i*`}, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(M)), i*{i <- `i*`}, v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, sx : sx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#147*{c_1#147 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#99*{c_2#99 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#1*{c'_1#1 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#148)))*{c_1#148 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#1*{c'_2#1 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#100)))*{c_2#100 <- `c_2*`}
+    -- let{`c_1*` : lane_*} c_1#215*{c_1#215 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#145*{c_2#145 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#1*{c'_1#1 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#216)))*{c_1#216 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#1*{c'_2#1 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#146)))*{c_2#146 <- `c_2*`}
     -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#2)*{c'_1#2 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#2)*{c'_2#2 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#211))*{iter#211 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#212))*{iter#212 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#217)))))*{c_1#217 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#147)))))*{c_2#147 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#3)*{c'_1#3 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#3)*{c'_2#3 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#3)))*{c'_1#3 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#3)))*{c'_2#3 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#4)))*{c'_1#4 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#4)))*{c'_2#4 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#149*{c_1#149 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#101*{c_2#101 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#4*{c'_1#4 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#150)))*{c_1#150 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#4*{c'_2#4 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#102)))*{c_2#102 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#5)*{c'_1#5 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#5)*{c'_2#5 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#218*{c_1#218 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#148*{c_2#148 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#5*{c'_1#5 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#219)))*{c_1#219 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#5*{c'_2#5 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#149)))*{c_2#149 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#6)*{c'_1#6 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#6)*{c'_2#6 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#213))*{iter#213 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#214))*{iter#214 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#220)))))*{c_1#220 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#150)))))*{c_2#150 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#7)*{c'_1#7 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#7)*{c'_2#7 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#6)))*{c'_1#6 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#6)))*{c'_2#6 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#8)))*{c'_1#8 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#8)))*{c'_2#8 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#151*{c_1#151 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#103*{c_2#103 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#7*{c'_1#7 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#152)))*{c_1#152 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#7*{c'_2#7 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#104)))*{c_2#104 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#8)*{c'_1#8 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#8)*{c'_2#8 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#221*{c_1#221 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#151*{c_2#151 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#9*{c'_1#9 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#222)))*{c_1#222 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#9*{c'_2#9 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#152)))*{c_2#152 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#10)*{c'_1#10 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#10)*{c'_2#10 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#215))*{iter#215 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#216))*{iter#216 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#223)))))*{c_1#223 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#153)))))*{c_2#153 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#11)*{c'_1#11 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#11)*{c'_2#11 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#9)))*{c'_1#9 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#9)))*{c'_2#9 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#12)))*{c'_1#12 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#12)))*{c'_2#12 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#153*{c_1#153 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#105*{c_2#105 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#10*{c'_1#10 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#154)))*{c_1#154 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#10*{c'_2#10 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#106)))*{c_2#106 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#11)*{c'_1#11 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#11)*{c'_2#11 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#224*{c_1#224 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#154*{c_2#154 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#13*{c'_1#13 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#225)))*{c_1#225 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#13*{c'_2#13 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#155)))*{c_2#155 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#14)*{c'_1#14 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#14)*{c'_2#14 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#217))*{iter#217 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#218))*{iter#218 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#226)))))*{c_1#226 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_2#156)))))*{c_2#156 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#15)*{c'_1#15 <- `c'_1*`} ++ mk_lane__2_lane_(I32_Jnn, c'_2#15)*{c'_2#15 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#12)))*{c'_1#12 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#12)))*{c'_2#12 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#16)))*{c'_1#16 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#16)))*{c'_2#16 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#155*{c_1#155 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#107*{c_2#107 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#13*{c'_1#13 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#156)))*{c_1#156 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#13*{c'_2#13 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#108)))*{c_2#108 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#14)*{c'_1#14 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#14)*{c'_2#14 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#227*{c_1#227 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#157*{c_2#157 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#17*{c'_1#17 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#228)))*{c_1#228 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#17*{c'_2#17 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#158)))*{c_2#158 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#18)*{c'_1#18 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#18)*{c'_2#18 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#219))*{iter#219 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#220))*{iter#220 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#229)))))*{c_1#229 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#159)))))*{c_2#159 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#19)*{c'_1#19 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#19)*{c'_2#19 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#15)))*{c'_1#15 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#15)))*{c'_2#15 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#20)))*{c'_1#20 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#20)))*{c'_2#20 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#157*{c_1#157 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#109*{c_2#109 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#16*{c'_1#16 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#158)))*{c_1#158 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#16*{c'_2#16 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#110)))*{c_2#110 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#17)*{c'_1#17 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#17)*{c'_2#17 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#230*{c_1#230 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#160*{c_2#160 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#21*{c'_1#21 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#231)))*{c_1#231 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#21*{c'_2#21 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#161)))*{c_2#161 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#22)*{c'_1#22 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#22)*{c'_2#22 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#221))*{iter#221 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#222))*{iter#222 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#232)))))*{c_1#232 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#162)))))*{c_2#162 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#23)*{c'_1#23 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#23)*{c'_2#23 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#18)))*{c'_1#18 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#18)))*{c'_2#18 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#24)))*{c'_1#24 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#24)))*{c'_2#24 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#159*{c_1#159 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#111*{c_2#111 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#19*{c'_1#19 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#160)))*{c_1#160 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#19*{c'_2#19 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#112)))*{c_2#112 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#20)*{c'_1#20 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#20)*{c'_2#20 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#233*{c_1#233 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#163*{c_2#163 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#25*{c'_1#25 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#234)))*{c_1#234 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#25*{c'_2#25 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#164)))*{c_2#164 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#26)*{c'_1#26 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#26)*{c'_2#26 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#223))*{iter#223 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#224))*{iter#224 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#235)))))*{c_1#235 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#165)))))*{c_2#165 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#27)*{c'_1#27 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#27)*{c'_2#27 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#21)))*{c'_1#21 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#21)))*{c'_2#21 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#28)))*{c'_1#28 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#28)))*{c'_2#28 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#161*{c_1#161 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#113*{c_2#113 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#22*{c'_1#22 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#162)))*{c_1#162 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#22*{c'_2#22 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#114)))*{c_2#114 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#23)*{c'_1#23 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#23)*{c'_2#23 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#236*{c_1#236 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#166*{c_2#166 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#29*{c'_1#29 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#237)))*{c_1#237 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#29*{c'_2#29 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#167)))*{c_2#167 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#30)*{c'_1#30 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#30)*{c'_2#30 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#225))*{iter#225 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#226))*{iter#226 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#238)))))*{c_1#238 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_2#168)))))*{c_2#168 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#31)*{c'_1#31 <- `c'_1*`} ++ mk_lane__2_lane_(I64_Jnn, c'_2#31)*{c'_2#31 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#24)))*{c'_1#24 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#24)))*{c'_2#24 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#32)))*{c'_1#32 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#32)))*{c'_2#32 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#163*{c_1#163 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#115*{c_2#115 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#25*{c'_1#25 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#164)))*{c_1#164 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#25*{c'_2#25 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#116)))*{c_2#116 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#26)*{c'_1#26 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#26)*{c'_2#26 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#239*{c_1#239 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#169*{c_2#169 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#33*{c'_1#33 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#240)))*{c_1#240 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#33*{c'_2#33 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#170)))*{c_2#170 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#34)*{c'_1#34 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#34)*{c'_2#34 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#227))*{iter#227 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#228))*{iter#228 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#241)))))*{c_1#241 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#171)))))*{c_2#171 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#35)*{c'_1#35 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#35)*{c'_2#35 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#27)))*{c'_1#27 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#27)))*{c'_2#27 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#36)))*{c'_1#36 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#36)))*{c'_2#36 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#165*{c_1#165 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#117*{c_2#117 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#28*{c'_1#28 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#166)))*{c_1#166 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#28*{c'_2#28 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#118)))*{c_2#118 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#29)*{c'_1#29 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#29)*{c'_2#29 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#242*{c_1#242 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#172*{c_2#172 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#37*{c'_1#37 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#243)))*{c_1#243 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#37*{c'_2#37 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#173)))*{c_2#173 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#38)*{c'_1#38 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#38)*{c'_2#38 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#229))*{iter#229 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#230))*{iter#230 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#244)))))*{c_1#244 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#174)))))*{c_2#174 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#39)*{c'_1#39 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#39)*{c'_2#39 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#30)))*{c'_1#30 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#30)))*{c'_2#30 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#40)))*{c'_1#40 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#40)))*{c'_2#40 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#167*{c_1#167 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#119*{c_2#119 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#31*{c'_1#31 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#168)))*{c_1#168 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#31*{c'_2#31 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#120)))*{c_2#120 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#32)*{c'_1#32 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#32)*{c'_2#32 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#245*{c_1#245 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#175*{c_2#175 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#41*{c'_1#41 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#246)))*{c_1#246 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#41*{c'_2#41 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#176)))*{c_2#176 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#42)*{c'_1#42 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#42)*{c'_2#42 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#231))*{iter#231 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#232))*{iter#232 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#247)))))*{c_1#247 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#177)))))*{c_2#177 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#43)*{c'_1#43 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#43)*{c'_2#43 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#33)))*{c'_1#33 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#33)))*{c'_2#33 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#44)))*{c'_1#44 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#44)))*{c'_2#44 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#169*{c_1#169 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#121*{c_2#121 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#34*{c'_1#34 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#170)))*{c_1#170 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#34*{c'_2#34 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#122)))*{c_2#122 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#35)*{c'_1#35 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#35)*{c'_2#35 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#248*{c_1#248 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#178*{c_2#178 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#45*{c'_1#45 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#249)))*{c_1#249 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#45*{c'_2#45 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#179)))*{c_2#179 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#46)*{c'_1#46 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#46)*{c'_2#46 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#233))*{iter#233 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#234))*{iter#234 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#250)))))*{c_1#250 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_2#180)))))*{c_2#180 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#47)*{c'_1#47 <- `c'_1*`} ++ mk_lane__2_lane_(I8_Jnn, c'_2#47)*{c'_2#47 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#36)))*{c'_1#36 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#36)))*{c'_2#36 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#48)))*{c'_1#48 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#48)))*{c'_2#48 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#171*{c_1#171 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#123*{c_2#123 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#37*{c'_1#37 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#172)))*{c_1#172 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#37*{c'_2#37 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#124)))*{c_2#124 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#38)*{c'_1#38 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#38)*{c'_2#38 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#251*{c_1#251 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#181*{c_2#181 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#49*{c'_1#49 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#252)))*{c_1#252 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#49*{c'_2#49 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#182)))*{c_2#182 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#50)*{c'_1#50 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#50)*{c'_2#50 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#235))*{iter#235 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#236))*{iter#236 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#253)))))*{c_1#253 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#183)))))*{c_2#183 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#51)*{c'_1#51 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#51)*{c'_2#51 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#39)))*{c'_1#39 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#39)))*{c'_2#39 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#52)))*{c'_1#52 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#52)))*{c'_2#52 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#173*{c_1#173 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#125*{c_2#125 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#40*{c'_1#40 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#174)))*{c_1#174 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#40*{c'_2#40 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#126)))*{c_2#126 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#41)*{c'_1#41 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#41)*{c'_2#41 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#254*{c_1#254 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#184*{c_2#184 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#53*{c'_1#53 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#255)))*{c_1#255 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#53*{c'_2#53 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#185)))*{c_2#185 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#54)*{c'_1#54 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#54)*{c'_2#54 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#237))*{iter#237 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#238))*{iter#238 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#256)))))*{c_1#256 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#186)))))*{c_2#186 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#55)*{c'_1#55 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#55)*{c'_2#55 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#42)))*{c'_1#42 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#42)))*{c'_2#42 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#56)))*{c'_1#56 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#56)))*{c'_2#56 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#175*{c_1#175 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#127*{c_2#127 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#43*{c'_1#43 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#176)))*{c_1#176 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#43*{c'_2#43 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#128)))*{c_2#128 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#44)*{c'_1#44 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#44)*{c'_2#44 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#257*{c_1#257 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#187*{c_2#187 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#57*{c'_1#57 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#258)))*{c_1#258 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#57*{c'_2#57 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#188)))*{c_2#188 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#58)*{c'_1#58 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#58)*{c'_2#58 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#239))*{iter#239 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#240))*{iter#240 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#259)))))*{c_1#259 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#189)))))*{c_2#189 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#59)*{c'_1#59 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#59)*{c'_2#59 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#45)))*{c'_1#45 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#45)))*{c'_2#45 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#60)))*{c'_1#60 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#60)))*{c'_2#60 <- `c'_2*`}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vnarrowop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), sx, v_1, v_2) = v
-    -- let{`c_1*` : lane_*} c_1#177*{c_1#177 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c_2*` : lane_*} c_2#129*{c_2#129 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{`c'_1*` : iN*} c'_1#46*{c'_1#46 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#178)))*{c_1#178 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#46*{c'_2#46 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#130)))*{c_2#130 <- `c_2*`}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#47)*{c'_1#47 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#47)*{c'_2#47 <- `c'_2*`})
+    -- let{`c_1*` : lane_*} c_1#260*{c_1#260 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c_2*` : lane_*} c_2#190*{c_2#190 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
+    -- let{`c'_1*` : iN*} c'_1#61*{c'_1#61 <- `c'_1*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#261)))*{c_1#261 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#61*{c'_2#61 <- `c'_2*`} = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#191)))*{c_2#191 <- `c_2*`}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#62)*{c'_1#62 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#62)*{c'_2#62 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#241))*{iter#241 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#242))*{iter#242 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#262)))))*{c_1#262 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_2#192)))))*{c_2#192 <- `c_2*`}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#63)*{c'_1#63 <- `c'_1*`} ++ mk_lane__2_lane_(I16_Jnn, c'_2#63)*{c'_2#63 <- `c'_2*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#48)))*{c'_1#48 <- `c'_1*`}
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#48)))*{c'_2#48 <- `c'_2*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#64)))*{c'_1#64 <- `c'_1*`}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#64)))*{c'_2#64 <- `c'_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivadd_pairwise_(N : N, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i#139349*{i#139349 <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax N, [j_1#1 j_2#1]*{j_1#1 <- `j_1*`, j_2#1 <- `j_2*`}) = $proj_uN_0(i#139350).0*{i#139350 <- `i*`})
-    -- (wf_uN: `%%`(N, `%`_uN(j_1#2)))*{j_1#2 <- `j_1*`}
-    -- (wf_uN: `%%`(N, `%`_uN(j_2#2)))*{j_2#2 <- `j_2*`}
+  def $ivadd_pairwise_{N : nat, `i*` : iN*, `j_1*` : N*, `j_2*` : N*}(N, i#139344*{i#139344 <- `i*`}) = $iadd_(N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- `j_1*`, j_2 <- `j_2*`}
+    -- if ($concat_(syntax N, [j_1#1 j_2#1]*{j_1#1 <- `j_1*`, j_2#1 <- `j_2*`}) = $proj_uN_0(i#139345).0*{i#139345 <- `i*`})
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*) : iN*, sx : sx, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#293)*{c#293 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#179*{c_1#179 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#49*{c'_1#49 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#180)))*{c_1#180 <- `c_1*`}
-    -- let{`c*` : iN*} c#291*{c#291 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#50*{c'_1#50 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#292)))*{c#292 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#213)*{c#213 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#263*{c_1#263 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#65*{c'_1#65 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#264)))*{c_1#264 <- `c_1*`}
+    -- let{`c*` : iN*} c#212*{c#212 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#66*{c'_1#66 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#243))*{iter#243 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#265)))))*{c_1#265 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#244))*{iter#244 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#67*{c'_1#67 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#296)*{c#296 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#181*{c_1#181 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#51*{c'_1#51 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#182)))*{c_1#182 <- `c_1*`}
-    -- let{`c*` : iN*} c#294*{c#294 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#52*{c'_1#52 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#295)))*{c#295 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#215)*{c#215 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#266*{c_1#266 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#68*{c'_1#68 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#267)))*{c_1#267 <- `c_1*`}
+    -- let{`c*` : iN*} c#214*{c#214 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#69*{c'_1#69 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#245))*{iter#245 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#268)))))*{c_1#268 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#246))*{iter#246 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#70*{c'_1#70 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#299)*{c#299 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#183*{c_1#183 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#53*{c'_1#53 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#184)))*{c_1#184 <- `c_1*`}
-    -- let{`c*` : iN*} c#297*{c#297 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#54*{c'_1#54 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#298)))*{c#298 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#217)*{c#217 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#269*{c_1#269 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#71*{c'_1#71 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#270)))*{c_1#270 <- `c_1*`}
+    -- let{`c*` : iN*} c#216*{c#216 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#72*{c'_1#72 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#247))*{iter#247 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#271)))))*{c_1#271 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#248))*{iter#248 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#73*{c'_1#73 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#302)*{c#302 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#185*{c_1#185 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#55*{c'_1#55 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#186)))*{c_1#186 <- `c_1*`}
-    -- let{`c*` : iN*} c#300*{c#300 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#56*{c'_1#56 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#301)))*{c#301 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#219)*{c#219 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#272*{c_1#272 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#74*{c'_1#74 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#273)))*{c_1#273 <- `c_1*`}
+    -- let{`c*` : iN*} c#218*{c#218 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#75*{c'_1#75 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#249))*{iter#249 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx, !($proj_lane__2(c_1#274)))))*{c_1#274 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#250))*{iter#250 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#76*{c'_1#76 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#305)*{c#305 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#187*{c_1#187 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#57*{c'_1#57 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#188)))*{c_1#188 <- `c_1*`}
-    -- let{`c*` : iN*} c#303*{c#303 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#58*{c'_1#58 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#304)))*{c#304 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#221)*{c#221 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#275*{c_1#275 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#77*{c'_1#77 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#276)))*{c_1#276 <- `c_1*`}
+    -- let{`c*` : iN*} c#220*{c#220 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#78*{c'_1#78 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#251))*{iter#251 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#277)))))*{c_1#277 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#252))*{iter#252 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#79*{c'_1#79 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#308)*{c#308 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#189*{c_1#189 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#59*{c'_1#59 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#190)))*{c_1#190 <- `c_1*`}
-    -- let{`c*` : iN*} c#306*{c#306 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#60*{c'_1#60 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#307)))*{c#307 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#223)*{c#223 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#278*{c_1#278 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#80*{c'_1#80 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#279)))*{c_1#279 <- `c_1*`}
+    -- let{`c*` : iN*} c#222*{c#222 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#81*{c'_1#81 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#253))*{iter#253 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#280)))))*{c_1#280 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#254))*{iter#254 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#82*{c'_1#82 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#311)*{c#311 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#191*{c_1#191 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#61*{c'_1#61 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#192)))*{c_1#192 <- `c_1*`}
-    -- let{`c*` : iN*} c#309*{c#309 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#62*{c'_1#62 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#310)))*{c#310 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#225)*{c#225 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#281*{c_1#281 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#83*{c'_1#83 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#282)))*{c_1#282 <- `c_1*`}
+    -- let{`c*` : iN*} c#224*{c#224 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#84*{c'_1#84 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#255))*{iter#255 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#283)))))*{c_1#283 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#256))*{iter#256 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#85*{c'_1#85 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#314)*{c#314 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#193*{c_1#193 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#63*{c'_1#63 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#194)))*{c_1#194 <- `c_1*`}
-    -- let{`c*` : iN*} c#312*{c#312 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#64*{c'_1#64 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#313)))*{c#313 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#227)*{c#227 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#284*{c_1#284 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#86*{c'_1#86 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#285)))*{c_1#285 <- `c_1*`}
+    -- let{`c*` : iN*} c#226*{c#226 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#87*{c'_1#87 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#257))*{iter#257 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx, !($proj_lane__2(c_1#286)))))*{c_1#286 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#258))*{iter#258 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#88*{c'_1#88 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#317)*{c#317 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#195*{c_1#195 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#65*{c'_1#65 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#196)))*{c_1#196 <- `c_1*`}
-    -- let{`c*` : iN*} c#315*{c#315 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#66*{c'_1#66 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#316)))*{c#316 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#229)*{c#229 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#287*{c_1#287 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#89*{c'_1#89 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#288)))*{c_1#288 <- `c_1*`}
+    -- let{`c*` : iN*} c#228*{c#228 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#90*{c'_1#90 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#259))*{iter#259 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#289)))))*{c_1#289 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#260))*{iter#260 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#91*{c'_1#91 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#320)*{c#320 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#197*{c_1#197 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#67*{c'_1#67 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#198)))*{c_1#198 <- `c_1*`}
-    -- let{`c*` : iN*} c#318*{c#318 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#68*{c'_1#68 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#319)))*{c#319 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#231)*{c#231 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#290*{c_1#290 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#92*{c'_1#92 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#291)))*{c_1#291 <- `c_1*`}
+    -- let{`c*` : iN*} c#230*{c#230 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#93*{c'_1#93 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#261))*{iter#261 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#292)))))*{c_1#292 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#262))*{iter#262 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#94*{c'_1#94 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#323)*{c#323 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#199*{c_1#199 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#69*{c'_1#69 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#200)))*{c_1#200 <- `c_1*`}
-    -- let{`c*` : iN*} c#321*{c#321 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#70*{c'_1#70 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#322)))*{c#322 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#233)*{c#233 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#293*{c_1#293 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#95*{c'_1#95 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#294)))*{c_1#294 <- `c_1*`}
+    -- let{`c*` : iN*} c#232*{c#232 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#96*{c'_1#96 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#263))*{iter#263 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#295)))))*{c_1#295 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#264))*{iter#264 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#97*{c'_1#97 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#326)*{c#326 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#201*{c_1#201 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#71*{c'_1#71 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#202)))*{c_1#202 <- `c_1*`}
-    -- let{`c*` : iN*} c#324*{c#324 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#72*{c'_1#72 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#325)))*{c#325 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#235)*{c#235 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#296*{c_1#296 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#98*{c'_1#98 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#297)))*{c_1#297 <- `c_1*`}
+    -- let{`c*` : iN*} c#234*{c#234 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#99*{c'_1#99 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#265))*{iter#265 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx, !($proj_lane__2(c_1#298)))))*{c_1#298 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#266))*{iter#266 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#100*{c'_1#100 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#329)*{c#329 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#203*{c_1#203 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#73*{c'_1#73 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#204)))*{c_1#204 <- `c_1*`}
-    -- let{`c*` : iN*} c#327*{c#327 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#74*{c'_1#74 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#328)))*{c#328 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#237)*{c#237 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#299*{c_1#299 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#101*{c'_1#101 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#300)))*{c_1#300 <- `c_1*`}
+    -- let{`c*` : iN*} c#236*{c#236 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#102*{c'_1#102 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#267))*{iter#267 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#301)))))*{c_1#301 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#268))*{iter#268 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#103*{c'_1#103 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#332)*{c#332 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#205*{c_1#205 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#75*{c'_1#75 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#206)))*{c_1#206 <- `c_1*`}
-    -- let{`c*` : iN*} c#330*{c#330 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#76*{c'_1#76 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#331)))*{c#331 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#239)*{c#239 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#302*{c_1#302 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#104*{c'_1#104 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#303)))*{c_1#303 <- `c_1*`}
+    -- let{`c*` : iN*} c#238*{c#238 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#105*{c'_1#105 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#269))*{iter#269 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#304)))))*{c_1#304 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#270))*{iter#270 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#106*{c'_1#106 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#335)*{c#335 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#207*{c_1#207 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#77*{c'_1#77 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#208)))*{c_1#208 <- `c_1*`}
-    -- let{`c*` : iN*} c#333*{c#333 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#78*{c'_1#78 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#334)))*{c#334 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#241)*{c#241 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#305*{c_1#305 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#107*{c'_1#107 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#306)))*{c_1#306 <- `c_1*`}
+    -- let{`c*` : iN*} c#240*{c#240 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#108*{c'_1#108 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#271))*{iter#271 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#307)))))*{c_1#307 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#272))*{iter#272 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#109*{c'_1#109 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#338)*{c#338 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#209*{c_1#209 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{`c'_1*` : iN*} c'_1#79*{c'_1#79 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#210)))*{c_1#210 <- `c_1*`}
-    -- let{`c*` : iN*} c#336*{c#336 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#80*{c'_1#80 <- `c'_1*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#337)))*{c#337 <- `c*`}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*) : iN*, sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#243)*{c#243 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#308*{c_1#308 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
+    -- let{`c'_1*` : iN*} c'_1#110*{c'_1#110 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#309)))*{c_1#309 <- `c_1*`}
+    -- let{`c*` : iN*} c#242*{c#242 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#111*{c'_1#111 <- `c'_1*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#273))*{iter#273 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx, !($proj_lane__2(c_1#310)))))*{c_1#310 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#274))*{iter#274 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#112*{c'_1#112 <- `c'_1*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextunop__(ishape_1 : ishape, ishape_2 : ishape, vextunop__ : vextunop__, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextunop__{M_1 : nat, M_2 : nat, sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#1*{i_1#1 <- `i_1*`}, i_2#1*{i_2#1 <- `i_2*`}) = $iadd_(N, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax iN, [j_1#3 j_2#3]*{j_1#3 <- `j_1*`, j_2#3 <- `j_2*`}) = $imul_(N, i_1#2, i_2#2)*{i_1#2 <- `i_1*`, i_2#2 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1#4))*{j_1#4 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2#4))*{j_2#4 <- `j_2*`}
+    -- if ($concat_(syntax iN, [j_1#2 j_2#2]*{j_1#2 <- `j_1*`, j_2#2 <- `j_2*`}) = $imul_(N, i_1#2, i_2#2)*{i_1#2 <- `i_1*`, i_2#2 <- `i_2*`})
+    -- (wf_uN: `%%`(N, iter#275))*{iter#275 <- $concat_(syntax iN, [j_1#3 j_2#3]*{j_1#3 <- `j_1*`, j_2#3 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1#3, i_2#3)))*{i_1#3 <- `i_1*`, i_2#3 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#3*{i_1#3 <- `i_1*`}, i_2#3*{i_2#3 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
-    -- if ($concat_(syntax iN, [j_1#5 j_2#5]*{j_1#5 <- `j_1*`, j_2#5 <- `j_2*`}) = $imul_(N, i_1#4, i_2#4)*{i_1#4 <- `i_1*`, i_2#4 <- `i_2*`})
-    -- (wf_uN: `%%`(N, j_1#6))*{j_1#6 <- `j_1*`}
-    -- (wf_uN: `%%`(N, j_2#6))*{j_2#6 <- `j_2*`}
+  def $ivdot_sat_{N : nat, `i_1*` : iN*, `i_2*` : iN*, `j_1*` : iN*, `j_2*` : iN*}(N, i_1#4*{i_1#4 <- `i_1*`}, i_2#4*{i_2#4 <- `i_2*`}) = $iadd_sat_(N, S_sx, j_1, j_2)*{j_1 <- `j_1*`, j_2 <- `j_2*`}
+    -- if ($concat_(syntax iN, [j_1#4 j_2#4]*{j_1#4 <- `j_1*`, j_2#4 <- `j_2*`}) = $imul_(N, i_1#5, i_2#5)*{i_1#5 <- `i_1*`, i_2#5 <- `i_2*`})
+    -- (wf_uN: `%%`(N, iter#276))*{iter#276 <- $concat_(syntax iN, [j_1#5 j_2#5]*{j_1#5 <- `j_1*`, j_2#5 <- `j_2*`})}
+    -- (wf_uN: `%%`(N, $imul_(N, i_1#6, i_2#6)))*{i_1#6 <- `i_1*`, i_2#6 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(N : N, iN*, iN*) : iN*, sx : sx, sx : sx, laneidx : laneidx, laneidx : laneidx, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#341)*{c#341 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#211*{c_1#211 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#131*{c_2#131 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#81*{c'_1#81 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#212)))*{c_1#212 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#49*{c'_2#49 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#132)))*{c_2#132 <- `c_2*`}
-    -- let{`c*` : iN*} c#339*{c#339 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#82*{c'_1#82 <- `c'_1*`}, c'_2#50*{c'_2#50 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#340)))*{c#340 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#245)*{c#245 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#311*{c_1#311 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#193*{c_2#193 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#113*{c'_1#113 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#312)))*{c_1#312 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#65*{c'_2#65 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#194)))*{c_2#194 <- `c_2*`}
+    -- let{`c*` : iN*} c#244*{c#244 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#114*{c'_1#114 <- `c'_1*`}, c'_2#66*{c'_2#66 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#277))*{iter#277 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#278))*{iter#278 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#313)))))*{c_1#313 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#195)))))*{c_2#195 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#279))*{iter#279 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#115*{c'_1#115 <- `c'_1*`}, c'_2#67*{c'_2#67 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#344)*{c#344 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#213*{c_1#213 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#133*{c_2#133 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#83*{c'_1#83 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#214)))*{c_1#214 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#51*{c'_2#51 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#134)))*{c_2#134 <- `c_2*`}
-    -- let{`c*` : iN*} c#342*{c#342 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#84*{c'_1#84 <- `c'_1*`}, c'_2#52*{c'_2#52 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#343)))*{c#343 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#247)*{c#247 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#314*{c_1#314 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#196*{c_2#196 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#116*{c'_1#116 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#315)))*{c_1#315 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#68*{c'_2#68 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#197)))*{c_2#197 <- `c_2*`}
+    -- let{`c*` : iN*} c#246*{c#246 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#117*{c'_1#117 <- `c'_1*`}, c'_2#69*{c'_2#69 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#280))*{iter#280 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#281))*{iter#281 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#316)))))*{c_1#316 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#198)))))*{c_2#198 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#282))*{iter#282 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#118*{c'_1#118 <- `c'_1*`}, c'_2#70*{c'_2#70 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#347)*{c#347 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#215*{c_1#215 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#135*{c_2#135 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#85*{c'_1#85 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#216)))*{c_1#216 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#53*{c'_2#53 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#136)))*{c_2#136 <- `c_2*`}
-    -- let{`c*` : iN*} c#345*{c#345 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#86*{c'_1#86 <- `c'_1*`}, c'_2#54*{c'_2#54 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#346)))*{c#346 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#249)*{c#249 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#317*{c_1#317 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#199*{c_2#199 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#119*{c'_1#119 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#318)))*{c_1#318 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#71*{c'_2#71 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#200)))*{c_2#200 <- `c_2*`}
+    -- let{`c*` : iN*} c#248*{c#248 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#120*{c'_1#120 <- `c'_1*`}, c'_2#72*{c'_2#72 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#283))*{iter#283 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#284))*{iter#284 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#319)))))*{c_1#319 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#201)))))*{c_2#201 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#285))*{iter#285 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#121*{c'_1#121 <- `c'_1*`}, c'_2#73*{c'_2#73 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#350)*{c#350 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#217*{c_1#217 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#137*{c_2#137 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#87*{c'_1#87 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#218)))*{c_1#218 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#55*{c'_2#55 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#138)))*{c_2#138 <- `c_2*`}
-    -- let{`c*` : iN*} c#348*{c#348 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#88*{c'_1#88 <- `c'_1*`}, c'_2#56*{c'_2#56 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#349)))*{c#349 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#251)*{c#251 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#320*{c_1#320 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#202*{c_2#202 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#122*{c'_1#122 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#321)))*{c_1#321 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#74*{c'_2#74 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#203)))*{c_2#203 <- `c_2*`}
+    -- let{`c*` : iN*} c#250*{c#250 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#123*{c'_1#123 <- `c'_1*`}, c'_2#75*{c'_2#75 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#286))*{iter#286 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#287))*{iter#287 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#322)))))*{c_1#322 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#204)))))*{c_2#204 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter#288))*{iter#288 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1#124*{c'_1#124 <- `c'_1*`}, c'_2#76*{c'_2#76 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#353)*{c#353 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#219*{c_1#219 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#139*{c_2#139 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#89*{c'_1#89 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#220)))*{c_1#220 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#57*{c'_2#57 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#140)))*{c_2#140 <- `c_2*`}
-    -- let{`c*` : iN*} c#351*{c#351 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#90*{c'_1#90 <- `c'_1*`}, c'_2#58*{c'_2#58 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#352)))*{c#352 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#253)*{c#253 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#323*{c_1#323 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#205*{c_2#205 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#125*{c'_1#125 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#324)))*{c_1#324 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#77*{c'_2#77 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#206)))*{c_2#206 <- `c_2*`}
+    -- let{`c*` : iN*} c#252*{c#252 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#126*{c'_1#126 <- `c'_1*`}, c'_2#78*{c'_2#78 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#289))*{iter#289 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#290))*{iter#290 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#325)))))*{c_1#325 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#207)))))*{c_2#207 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#291))*{iter#291 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#127*{c'_1#127 <- `c'_1*`}, c'_2#79*{c'_2#79 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#356)*{c#356 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#221*{c_1#221 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#141*{c_2#141 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#91*{c'_1#91 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#222)))*{c_1#222 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#59*{c'_2#59 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#142)))*{c_2#142 <- `c_2*`}
-    -- let{`c*` : iN*} c#354*{c#354 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#92*{c'_1#92 <- `c'_1*`}, c'_2#60*{c'_2#60 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#355)))*{c#355 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#255)*{c#255 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#326*{c_1#326 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#208*{c_2#208 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#128*{c'_1#128 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#327)))*{c_1#327 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#80*{c'_2#80 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#209)))*{c_2#209 <- `c_2*`}
+    -- let{`c*` : iN*} c#254*{c#254 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#129*{c'_1#129 <- `c'_1*`}, c'_2#81*{c'_2#81 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#292))*{iter#292 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#293))*{iter#293 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#328)))))*{c_1#328 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#210)))))*{c_2#210 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#294))*{iter#294 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#130*{c'_1#130 <- `c'_1*`}, c'_2#82*{c'_2#82 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#359)*{c#359 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#223*{c_1#223 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#143*{c_2#143 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#93*{c'_1#93 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#224)))*{c_1#224 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#61*{c'_2#61 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#144)))*{c_2#144 <- `c_2*`}
-    -- let{`c*` : iN*} c#357*{c#357 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#94*{c'_1#94 <- `c'_1*`}, c'_2#62*{c'_2#62 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#358)))*{c#358 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#257)*{c#257 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#329*{c_1#329 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#211*{c_2#211 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#131*{c'_1#131 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#330)))*{c_1#330 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#83*{c'_2#83 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#212)))*{c_2#212 <- `c_2*`}
+    -- let{`c*` : iN*} c#256*{c#256 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#132*{c'_1#132 <- `c'_1*`}, c'_2#84*{c'_2#84 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#295))*{iter#295 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#296))*{iter#296 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#331)))))*{c_1#331 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#213)))))*{c_2#213 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#297))*{iter#297 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#133*{c'_1#133 <- `c'_1*`}, c'_2#85*{c'_2#85 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#362)*{c#362 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#225*{c_1#225 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#145*{c_2#145 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#95*{c'_1#95 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#226)))*{c_1#226 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#63*{c'_2#63 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#146)))*{c_2#146 <- `c_2*`}
-    -- let{`c*` : iN*} c#360*{c#360 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#96*{c'_1#96 <- `c'_1*`}, c'_2#64*{c'_2#64 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#361)))*{c#361 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#259)*{c#259 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#332*{c_1#332 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#214*{c_2#214 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#134*{c'_1#134 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#333)))*{c_1#333 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#86*{c'_2#86 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#215)))*{c_2#215 <- `c_2*`}
+    -- let{`c*` : iN*} c#258*{c#258 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#135*{c'_1#135 <- `c'_1*`}, c'_2#87*{c'_2#87 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#298))*{iter#298 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#299))*{iter#299 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#334)))))*{c_1#334 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#216)))))*{c_2#216 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter#300))*{iter#300 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1#136*{c'_1#136 <- `c'_1*`}, c'_2#88*{c'_2#88 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#365)*{c#365 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#227*{c_1#227 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#147*{c_2#147 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#97*{c'_1#97 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#228)))*{c_1#228 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#65*{c'_2#65 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#148)))*{c_2#148 <- `c_2*`}
-    -- let{`c*` : iN*} c#363*{c#363 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#98*{c'_1#98 <- `c'_1*`}, c'_2#66*{c'_2#66 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#364)))*{c#364 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#261)*{c#261 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#335*{c_1#335 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#217*{c_2#217 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#137*{c'_1#137 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#336)))*{c_1#336 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#89*{c'_2#89 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#218)))*{c_2#218 <- `c_2*`}
+    -- let{`c*` : iN*} c#260*{c#260 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#138*{c'_1#138 <- `c'_1*`}, c'_2#90*{c'_2#90 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#301))*{iter#301 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#302))*{iter#302 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#337)))))*{c_1#337 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#219)))))*{c_2#219 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#303))*{iter#303 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#139*{c'_1#139 <- `c'_1*`}, c'_2#91*{c'_2#91 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#368)*{c#368 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#229*{c_1#229 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#149*{c_2#149 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#99*{c'_1#99 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#230)))*{c_1#230 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#67*{c'_2#67 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#150)))*{c_2#150 <- `c_2*`}
-    -- let{`c*` : iN*} c#366*{c#366 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#100*{c'_1#100 <- `c'_1*`}, c'_2#68*{c'_2#68 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#367)))*{c#367 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#263)*{c#263 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#338*{c_1#338 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#220*{c_2#220 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#140*{c'_1#140 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#339)))*{c_1#339 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#92*{c'_2#92 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#221)))*{c_2#221 <- `c_2*`}
+    -- let{`c*` : iN*} c#262*{c#262 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#141*{c'_1#141 <- `c'_1*`}, c'_2#93*{c'_2#93 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#304))*{iter#304 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#305))*{iter#305 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#340)))))*{c_1#340 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#222)))))*{c_2#222 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#306))*{iter#306 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#142*{c'_1#142 <- `c'_1*`}, c'_2#94*{c'_2#94 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#371)*{c#371 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#231*{c_1#231 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#151*{c_2#151 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#101*{c'_1#101 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#232)))*{c_1#232 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#69*{c'_2#69 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#152)))*{c_2#152 <- `c_2*`}
-    -- let{`c*` : iN*} c#369*{c#369 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#102*{c'_1#102 <- `c'_1*`}, c'_2#70*{c'_2#70 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#370)))*{c#370 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#265)*{c#265 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#341*{c_1#341 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#223*{c_2#223 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#143*{c'_1#143 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#342)))*{c_1#342 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#95*{c'_2#95 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#224)))*{c_2#224 <- `c_2*`}
+    -- let{`c*` : iN*} c#264*{c#264 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#144*{c'_1#144 <- `c'_1*`}, c'_2#96*{c'_2#96 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#307))*{iter#307 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#308))*{iter#308 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#343)))))*{c_1#343 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#225)))))*{c_2#225 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#309))*{iter#309 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#145*{c'_1#145 <- `c'_1*`}, c'_2#97*{c'_2#97 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#374)*{c#374 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#233*{c_1#233 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#153*{c_2#153 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#103*{c'_1#103 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#234)))*{c_1#234 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#71*{c'_2#71 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#154)))*{c_2#154 <- `c_2*`}
-    -- let{`c*` : iN*} c#372*{c#372 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#104*{c'_1#104 <- `c'_1*`}, c'_2#72*{c'_2#72 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#373)))*{c#373 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#267)*{c#267 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#344*{c_1#344 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#226*{c_2#226 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#146*{c'_1#146 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#345)))*{c_1#345 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#98*{c'_2#98 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#227)))*{c_2#227 <- `c_2*`}
+    -- let{`c*` : iN*} c#266*{c#266 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#147*{c'_1#147 <- `c'_1*`}, c'_2#99*{c'_2#99 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#310))*{iter#310 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#311))*{iter#311 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#346)))))*{c_1#346 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#228)))))*{c_2#228 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter#312))*{iter#312 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1#148*{c'_1#148 <- `c'_1*`}, c'_2#100*{c'_2#100 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#377)*{c#377 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#235*{c_1#235 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#155*{c_2#155 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#105*{c'_1#105 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#236)))*{c_1#236 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#73*{c'_2#73 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#156)))*{c_2#156 <- `c_2*`}
-    -- let{`c*` : iN*} c#375*{c#375 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#106*{c'_1#106 <- `c'_1*`}, c'_2#74*{c'_2#74 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#376)))*{c#376 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#269)*{c#269 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#347*{c_1#347 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#229*{c_2#229 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#149*{c'_1#149 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#348)))*{c_1#348 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#101*{c'_2#101 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#230)))*{c_2#230 <- `c_2*`}
+    -- let{`c*` : iN*} c#268*{c#268 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#150*{c'_1#150 <- `c'_1*`}, c'_2#102*{c'_2#102 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#313))*{iter#313 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), iter#314))*{iter#314 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#349)))))*{c_1#349 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#231)))))*{c_2#231 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#315))*{iter#315 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#151*{c'_1#151 <- `c'_1*`}, c'_2#103*{c'_2#103 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#380)*{c#380 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#237*{c_1#237 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#157*{c_2#157 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#107*{c'_1#107 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#238)))*{c_1#238 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#75*{c'_2#75 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#158)))*{c_2#158 <- `c_2*`}
-    -- let{`c*` : iN*} c#378*{c#378 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#108*{c'_1#108 <- `c'_1*`}, c'_2#76*{c'_2#76 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#379)))*{c#379 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#271)*{c#271 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#350*{c_1#350 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#232*{c_2#232 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#152*{c'_1#152 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#351)))*{c_1#351 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#104*{c'_2#104 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#233)))*{c_2#233 <- `c_2*`}
+    -- let{`c*` : iN*} c#270*{c#270 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#153*{c'_1#153 <- `c'_1*`}, c'_2#105*{c'_2#105 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#316))*{iter#316 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), iter#317))*{iter#317 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#352)))))*{c_1#352 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#234)))))*{c_2#234 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#318))*{iter#318 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#154*{c'_1#154 <- `c'_1*`}, c'_2#106*{c'_2#106 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#383)*{c#383 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#239*{c_1#239 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#159*{c_2#159 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#109*{c'_1#109 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#240)))*{c_1#240 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#77*{c'_2#77 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#160)))*{c_2#160 <- `c_2*`}
-    -- let{`c*` : iN*} c#381*{c#381 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#110*{c'_1#110 <- `c'_1*`}, c'_2#78*{c'_2#78 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#382)))*{c#382 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#273)*{c#273 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#353*{c_1#353 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#235*{c_2#235 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#155*{c'_1#155 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#354)))*{c_1#354 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#107*{c'_2#107 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#236)))*{c_2#236 <- `c_2*`}
+    -- let{`c*` : iN*} c#272*{c#272 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#156*{c'_1#156 <- `c'_1*`}, c'_2#108*{c'_2#108 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#319))*{iter#319 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), iter#320))*{iter#320 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#355)))))*{c_1#355 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#237)))))*{c_2#237 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#321))*{iter#321 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#157*{c'_1#157 <- `c'_1*`}, c'_2#109*{c'_2#109 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#386)*{c#386 <- `c*`})
-    -- let{`c_1*` : lane_*} c_1#241*{c_1#241 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c_2*` : lane_*} c_2#161*{c_2#161 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{`c'_1*` : iN*} c'_1#111*{c'_1#111 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#242)))*{c_1#242 <- `c_1*`}
-    -- let{`c'_2*` : iN*} c'_2#79*{c'_2#79 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#162)))*{c_2#162 <- `c_2*`}
-    -- let{`c*` : iN*} c#384*{c#384 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#112*{c'_1#112 <- `c'_1*`}, c'_2#80*{c'_2#80 <- `c'_2*`})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#385)))*{c#385 <- `c*`}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#275)*{c#275 <- `c*`})
+    -- let{`c_1*` : lane_*} c_1#356*{c_1#356 <- `c_1*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c_2*` : lane_*} c_2#238*{c_2#238 <- `c_2*`} = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{`c'_1*` : iN*} c'_1#158*{c'_1#158 <- `c'_1*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#357)))*{c_1#357 <- `c_1*`}
+    -- let{`c'_2*` : iN*} c'_2#110*{c'_2#110 <- `c'_2*`} = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#239)))*{c_2#239 <- `c_2*`}
+    -- let{`c*` : iN*} c#274*{c#274 <- `c*`} = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#159*{c'_1#159 <- `c'_1*`}, c'_2#111*{c'_2#111 <- `c'_2*`})
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#322))*{iter#322 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), iter#323))*{iter#323 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#358)))))*{c_1#358 <- `c_1*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#240)))))*{c_2#240 <- `c_2*`}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter#324))*{iter#324 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1#160*{c'_1#160 <- `c'_1*`}, c'_2#112*{c'_2#112 <- `c'_2*`})}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivmul_(N : N, iN*, iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivmul_{N : nat, `i_1*` : iN*, `i_2*` : iN*}(N, i_1#5*{i_1#5 <- `i_1*`}, i_2#5*{i_2#5 <- `i_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`}
+  def $ivmul_{N : nat, `i_1*` : iN*, `i_2*` : iN*}(N, i_1#7*{i_1#7 <- `i_1*`}, i_2#7*{i_2#7 <- `i_2*`}) = $imul_(N, i_1, i_2)*{i_1 <- `i_1*`, i_2 <- `i_2*`}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextbinop__(ishape_1 : ishape, ishape_2 : ishape, vextbinop__ : vextbinop__, vec_ : vec_, vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, half : half, sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(half, sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, sx, sx, `%`_laneidx($half(half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($half(half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextternop__, vec_ : vec_, vec_ : vec_, vec_ : vec_) : vec_
@@ -11185,7 +11823,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#325))*{iter#325 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11200,7 +11840,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#326))*{iter#326 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11215,7 +11857,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#327))*{iter#327 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11230,7 +11874,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#328))*{iter#328 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11245,7 +11891,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#329))*{iter#329 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11260,7 +11908,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#330))*{iter#330 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11275,7 +11925,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#331))*{iter#331 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11290,7 +11942,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#332))*{iter#332 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11305,7 +11959,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#333))*{iter#333 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11320,7 +11976,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#334))*{iter#334 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11335,7 +11993,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#335))*{iter#335 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11350,7 +12010,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#336))*{iter#336 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11365,7 +12027,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#337))*{iter#337 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11380,7 +12044,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#338))*{iter#338 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11395,7 +12061,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#339))*{iter#339 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11410,7 +12078,9 @@ def $vextternop__(ishape_1 : ishape, ishape_2 : ishape, vextternop__ : vextterno
     -- let{c' : vec_} c' = $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
     -- let{c'' : vec_} c'' = $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
     -- if (c <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
+    -- wf_uN: `%%`(128, $vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(Jnn, M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter#340))*{iter#340 <- $vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
     -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))))
     -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, Jnn, M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
@@ -11816,13 +12486,22 @@ def $packfield_(storagetype : storagetype, val : val) : fieldval?
   def $packfield_{val : val}(I32_storagetype, val) = ?($fieldval_val(val))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I8_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I16_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(storagetype : storagetype, val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{storagetype : storagetype, val : val, ret_val : fieldval}:
+    `%%%`(storagetype, val, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_val: `%`(val)
+    -- if ($packfield_(storagetype, val) =/= ?())
+    -- if (ret_val = !($packfield_(storagetype, val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -11967,13 +12646,22 @@ def $unpackfield_(storagetype : storagetype, sx?, fieldval : fieldval) : val?
   def $unpackfield_{numtype : numtype, var_0 : num_}(I32_storagetype, ?(), CONST_fieldval(numtype, var_0)) = ?(CONST_val(numtype, var_0))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{sx : sx, i : uN}(I8_storagetype, ?(sx), PACK_fieldval(I8_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, sx, i))))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{sx : sx, i : uN}(I16_storagetype, ?(sx), PACK_fieldval(I16_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{storagetype : storagetype, var_0 : sx?, fieldval : fieldval, ret_val : val}:
+    `%%%%`(storagetype, var_0, fieldval, ret_val)
+    -- wf_storagetype: `%`(storagetype)
+    -- wf_fieldval: `%`(fieldval)
+    -- if ($unpackfield_(storagetype, var_0, fieldval) =/= ?())
+    -- if (ret_val = !($unpackfield_(storagetype, var_0, fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -12044,10 +12732,28 @@ def $store(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $store{s : store, f : frame}(`%;%`_state(s, f)) = s
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $store(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $frame(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
+  def $frame{s : store, f : frame}(`%;%`_state(s, f)) = f
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $frame(state))
+    -- wf_frame: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tagaddr(state : state) : tagaddr*
@@ -12059,61 +12765,169 @@ def $moduleinst(state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{state : state, ret_val : moduleinst}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $moduleinst(state))
+    -- wf_moduleinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $taginst(state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{state : state, ret_val : taginst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $taginst(state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $globalinst(state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{state : state, ret_val : globalinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $globalinst(state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $meminst(state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{state : state, ret_val : meminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $meminst(state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tableinst(state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{state : state, ret_val : tableinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $tableinst(state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $funcinst(state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{state : state, ret_val : funcinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $funcinst(state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $datainst(state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{state : state, ret_val : datainst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $datainst(state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $eleminst(state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{state : state, ret_val : eleminst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $eleminst(state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $structinst(state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{state : state, ret_val : structinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $structinst(state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $arrayinst(state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{state : state, ret_val : arrayinst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $arrayinst(state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $exninst(state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{state : state, ret_val : exninst*}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $exninst(state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{state : state, ret_val : frame}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $fof(state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $type(state : state, typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -12124,123 +12938,337 @@ def $sof(state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{state : state, ret_val : store}:
+    `%%`(state, ret_val)
+    -- wf_state: `%`(state)
+    -- if (ret_val = $sof(state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $tag(state : state, tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(state : state, tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{state : state, tagidx : tagidx, ret_val : taginst}:
+    `%%%`(state, tagidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tagidx)
+    -- if (ret_val = $tag(state, tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $global(state : state, globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(state : state, globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{state : state, globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(state, globalidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- if (ret_val = $global(state, globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $mem(state : state, memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(state : state, memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{state : state, memidx : memidx, ret_val : meminst}:
+    `%%%`(state, memidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- if (ret_val = $mem(state, memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $table(state : state, tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{state : state, tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $table(state, tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $func(state : state, funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(state : state, funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{state : state, funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(state, funcidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, funcidx)
+    -- if (ret_val = $func(state, funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $data(state : state, dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(state : state, dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{state : state, dataidx : dataidx, ret_val : datainst}:
+    `%%%`(state, dataidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- if (ret_val = $data(state, dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $elem(state : state, tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(state : state, tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{state : state, tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(state, tableidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- if (ret_val = $elem(state, tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $local(state : state, localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[$proj_uN_0(x).0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(state : state, localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{state : state, localidx : localidx, ret_val : val?}:
+    `%%%`(state, localidx, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- if (ret_val = $local(state, localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(state : state, localidx : localidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)]))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(state : state, localidx : localidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{state : state, localidx : localidx, val : val, ret_val : state}:
+    `%%%%`(state, localidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, localidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_local(state, localidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(state : state, globalidx : globalidx, val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(state : state, globalidx : globalidx, val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{state : state, globalidx : globalidx, val : val, ret_val : state}:
+    `%%%%`(state, globalidx, val, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, globalidx)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $with_global(state, globalidx, val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(state : state, tableidx : tableidx, nat : nat, ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{state : state, tableidx : tableidx, nat : nat, ref : ref, ret_val : state}:
+    `%%%%%`(state, tableidx, nat, ref, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $with_table(state, tableidx, nat, ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(state : state, tableidx : tableidx, tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{state : state, tableidx : tableidx, tableinst : tableinst, ret_val : state}:
+    `%%%%`(state, tableidx, tableinst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, tableidx)
+    -- wf_tableinst: `%`(tableinst)
+    -- if (ret_val = $with_tableinst(state, tableidx, tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(state : state, memidx : memidx, nat : nat, nat : nat, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_mem{z : state, x : uN, i : nat, j : nat, `b*` : byte*}(z, x, i, j, b#1*{b#1 <- `b*`}) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b#2*{b#2 <- `b*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{state : state, memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(state, memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(state, memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(state : state, memidx : memidx, meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(state : state, memidx : memidx, meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{state : state, memidx : memidx, meminst : meminst, ret_val : state}:
+    `%%%%`(state, memidx, meminst, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, memidx)
+    -- wf_meminst: `%`(meminst)
+    -- if (ret_val = $with_meminst(state, memidx, meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(state : state, elemidx : elemidx, ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_elem{z : state, x : uN, `r*` : ref*}(z, x, r#1*{r#1 <- `r*`}) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r*{r <- `r*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r#2*{r#2 <- `r*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(state : state, elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{state : state, elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(state, elemidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(state, elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(state : state, dataidx : dataidx, byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b#3*{b#3 <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b#4*{b#4 <- `b*`}], $fof(z)))
+  def $with_data{z : state, x : uN, `b*` : byte*}(z, x, b#2*{b#2 <- `b*`}) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b*{b <- `b*`}], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(state : state, dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{state : state, dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(state, dataidx, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_uN: `%%`(32, dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(state, dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{state : state, structaddr : structaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, structaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_struct(state, structaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{state : state, arrayaddr : arrayaddr, nat : nat, fieldval : fieldval, ret_val : state}:
+    `%%%%%`(state, arrayaddr, nat, fieldval, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_fieldval: `%`(fieldval)
+    -- if (ret_val = $with_array(state, arrayaddr, nat, fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(state : state, structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_structinst{z : state, `si*` : structinst*}(z, si#1*{si#1 <- `si*`}) = `%;%`_state($sof(z)[STRUCTS_store =++ si*{si <- `si*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si#2*{si#2 <- `si*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(state : state, arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_arrayinst{z : state, `ai*` : arrayinst*}(z, ai#1*{ai#1 <- `ai*`}) = `%;%`_state($sof(z)[ARRAYS_store =++ ai*{ai <- `ai*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai#2*{ai#2 <- `ai*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(state : state, exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $add_exninst{z : state, `exn*` : exninst*}(z, exn#1*{exn#1 <- `exn*`}) = `%;%`_state($sof(z)[EXNS_store =++ exn*{exn <- `exn*`}], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn#2*{exn#2 <- `exn*`}], $fof(z)))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
@@ -12251,42 +13279,57 @@ def $growtable(tableinst : tableinst, nat : nat, ref : ref) : tableinst?
     -- if ($proj_uN_0(i').0 = (|r'#3*{r'#3 <- `r'*`}| + n))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#3).0))?{j#3 <- `j?`}
     -- if (($proj_uN_0(i').0 : nat <:> int) <= (((2 ^ $size($numtype_addrtype(at))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#4?{j#4 <- `j?`}), rt), REFS r'#4*{r'#4 <- `r'*`}})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j#5?{j#5 <- `j?`}), rt), REFS r'#5*{r'#5 <- `r'*`} ++ r^n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{tableinst : tableinst, nat : nat, ref : ref, ret_val : tableinst}:
+    `%%%%`(tableinst, nat, ref, ret_val)
+    -- wf_tableinst: `%`(tableinst)
+    -- wf_ref: `%`(ref)
+    -- if ($growtable(tableinst, nat, ref) =/= ?())
+    -- if (ret_val = !($growtable(tableinst, nat, ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $growmem{meminst : meminst, n : nat, meminst' : meminst, i' : uN}(meminst, n) = ?(meminst')
-    -- let{at : addrtype, i : u64, `j?` : u64?, `b*` : byte*} {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#6?{j#6 <- `j?`})), BYTES b#5*{b#5 <- `b*`}} = meminst
-    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#7?{j#7 <- `j?`})), BYTES b#6*{b#6 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
-    -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b#7*{b#7 <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
+    -- let{at : addrtype, i : u64, `j?` : u64?, `b*` : byte*} {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#6?{j#6 <- `j?`})), BYTES b#3*{b#3 <- `b*`}} = meminst
+    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#7?{j#7 <- `j?`})), BYTES b#4*{b#4 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
+    -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b#5*{b#5 <- `b*`}| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (n : nat <:> rat)))
     -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#8).0))?{j#8 <- `j?`}
     -- if ($proj_uN_0(i').0 <= (2 ^ ((($size($numtype_addrtype(at)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#9?{j#9 <- `j?`})), BYTES b#8*{b#8 <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#10?{j#10 <- `j?`})), BYTES b#9*{b#9 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#9?{j#9 <- `j?`})), BYTES b#6*{b#6 <- `b*`}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j#10?{j#10 <- `j?`})), BYTES b#7*{b#7 <- `b*`} ++ `%`_byte(0)^(n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(meminst, nat, ret_val)
+    -- wf_meminst: `%`(meminst)
+    -- if ($growmem(meminst, nat) =/= ?())
+    -- if (ret_val = !($growmem(meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12296,69 +13339,45 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
     `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
     `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.STRUCTS_store|)
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.ARRAYS_store|)
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
     `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
     `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (a < |s.EXNS_store|)
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
     `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, ref : ref}:
     `%|-%:%`(s, `REF.EXTERN`_ref(ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, ref, REF_reftype(?(), ANY_heaptype))
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
@@ -12367,9 +13386,6 @@ relation Ref_ok: `%|-%:%`(store, ref, reftype)
     `%|-%:%`(s, ref, rt)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12380,31 +13396,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, num : num, nt : numtype}:
     `%|-%:%`(s, $val_num(num), $valtype_numtype(nt))
     -- Num_ok: `%|-%:%`(s, num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, vec : vec, vt : vectype}:
     `%|-%:%`(s, $val_vec(vec), $valtype_vectype(vt))
     -- Vec_ok: `%|-%:%`(s, vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, ref : ref, rt : reftype}:
     `%|-%:%`(s, $val_ref(ref), $valtype_reftype(rt))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule _{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -12412,16 +13419,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, val : val, t : valtype}:
     `%|-%:%`(s, $fieldval_val(val), $storagetype_valtype(t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, packval : packval, pt : packtype}:
     `%|-%:%`(s, $fieldval_packval(packval), $storagetype_packtype(pt))
     -- Packval_ok: `%|-%:%`(s, packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12433,48 +13435,36 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(taginst.TYPE_taginst))
     -- if (a < |s.TAGS_store|)
     -- if (s.TAGS_store[a] = taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(globalinst.TYPE_globalinst))
     -- if (a < |s.GLOBALS_store|)
     -- if (s.GLOBALS_store[a] = globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(meminst.TYPE_meminst))
     -- if (a < |s.MEMS_store|)
     -- if (s.MEMS_store[a] = meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(tableinst.TYPE_tableinst))
     -- if (a < |s.TABLES_store|)
     -- if (s.TABLES_store[a] = tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype($typeuse_deftype(funcinst.TYPE_funcinst)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a] = funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(funcinst.TYPE_funcinst)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12484,36 +13474,82 @@ def $inst_valtype(moduleinst : moduleinst, valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_valtype{moduleinst : moduleinst, t : valtype}(moduleinst, t) = $subst_all_valtype(t, (iter_val#3 : deftype <: typeuse)*{iter_val#3 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(moduleinst : moduleinst, valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{moduleinst : moduleinst, valtype : valtype, ret_val : valtype}:
+    `%%%`(moduleinst, valtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_valtype: `%`(valtype)
+    -- if (ret_val = $inst_valtype(moduleinst, valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(moduleinst : moduleinst, reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_reftype{moduleinst : moduleinst, rt : reftype}(moduleinst, rt) = $subst_all_reftype(rt, (iter_val#4 : deftype <: typeuse)*{iter_val#4 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(moduleinst : moduleinst, reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{moduleinst : moduleinst, reftype : reftype, ret_val : reftype}:
+    `%%%`(moduleinst, reftype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_reftype: `%`(reftype)
+    -- if (ret_val = $inst_reftype(moduleinst, reftype))
+    -- wf_reftype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(moduleinst : moduleinst, globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_globaltype{moduleinst : moduleinst, gt : globaltype}(moduleinst, gt) = $subst_all_globaltype(gt, (iter_val#5 : deftype <: typeuse)*{iter_val#5 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{moduleinst : moduleinst, globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(moduleinst, globaltype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_globaltype: `%`(globaltype)
+    -- if (ret_val = $inst_globaltype(moduleinst, globaltype))
+    -- wf_globaltype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(moduleinst : moduleinst, memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_memtype{moduleinst : moduleinst, mt : memtype}(moduleinst, mt) = $subst_all_memtype(mt, (iter_val#6 : deftype <: typeuse)*{iter_val#6 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(moduleinst : moduleinst, memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{moduleinst : moduleinst, memtype : memtype, ret_val : memtype}:
+    `%%%`(moduleinst, memtype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $inst_memtype(moduleinst, memtype))
+    -- wf_memtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(moduleinst : moduleinst, tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
   def $inst_tabletype{moduleinst : moduleinst, tt : tabletype}(moduleinst, tt) = $subst_all_tabletype(tt, (iter_val#7 : deftype <: typeuse)*{iter_val#7 <- moduleinst.TYPES_moduleinst})
 
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{moduleinst : moduleinst, tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(moduleinst, tabletype, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_tabletype: `%`(tabletype)
+    -- if (ret_val = $inst_tabletype(moduleinst, tabletype))
+    -- wf_tabletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_pure_before_ref.eq-true`: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null_0`{ref_1 : ref, ref_2 : ref}:
     `%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12521,274 +13557,183 @@ relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{val : val}:
     `%~>%`([$instr_val(val) DROP_instr], [])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-true`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([$instr_val(val_1) $instr_val(val_2) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [$instr_val(val_1)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `select-false`{val_1 : val, val_2 : val, c : num_, `t*?` : valtype*?}:
     `%~>%`([$instr_val(val_1) $instr_val(val_2) CONST_instr(I32_numtype, c) SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`})], [$instr_val(val_2)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t*{t <- `t*`}?{`t*` <- `t*?`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-true`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1*{instr_1 <- `instr_1*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `if-false`{c : num_, bt : blocktype, `instr_1*` : instr*, `instr_2*` : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`})], [BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`})])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1*{instr_1 <- `instr_1*`}, instr_2*{instr_2 <- `instr_2*`}))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2*{instr_2 <- `instr_2*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `label-vals`{n : n, `instr*` : instr*, `val*` : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, $instr_val(val)*{val <- `val*`})], $instr_val(val)*{val <- `val*`})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr*{instr <- `instr*`}, $instr_val(val)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-zero`{n : n, `instr'*` : instr*, `val'*` : val*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], $instr_val(val)^n{val <- `val*`} ++ instr'*{instr' <- `instr'*`})
     -- if ($proj_uN_0(l).0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-label-succ`{n : n, `instr'*` : instr*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if ($proj_uN_0(l).0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br-handler`{n : n, `catch*` : catch*, `val*` : val*, l : labelidx, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [BR_instr(l)] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-true`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_if-false`{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-lt`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |l*{l <- `l*`}|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l*{l <- `l*`}[$proj_uN_0(!($proj_num__0(i))).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_table-ge`{i : num_, `l*` : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l*{l <- `l*`}, l')], [BR_instr(l')])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |l*{l <- `l*`}|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l*{l <- `l*`}, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-null`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NULL_instr(l)], [BR_instr(l)])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_null-addr`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NULL_instr(l)], [$instr_val(val)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-null`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NON_NULL_instr(l)], [])
     -- if (val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
     -- wf_val: `%`(`REF.NULL_ADDR`_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_non_null-addr`{val : val, l : labelidx}:
     `%~>%`([$instr_val(val) BR_ON_NON_NULL_instr(l)], [$instr_val(val) BR_instr(l)])
     -- if (val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
     `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
     `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `frame-vals`{n : n, f : frame, `val*` : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, $instr_val(val)^n{val <- `val*`})], $instr_val(val)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, $instr_val(val)^n{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-frame`{n : n, f : frame, `val'*` : val*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], $instr_val(val)^n{val <- `val*`})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-label`{n : n, `instr'*` : instr*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return-handler`{n : n, `catch*` : catch*, `val*` : val*, `instr*` : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`})], $instr_val(val)*{val <- `val*`} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `handler-vals`{n : n, `catch*` : catch*, `val*` : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`})], $instr_val(val)*{val <- `val*`})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-instrs`{`val*` : val*, `instr*` : instr*}:
     `%~>%`($instr_val(val)*{val <- `val*`} ++ [TRAP_instr] ++ instr*{instr <- `instr*`}, [TRAP_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-label`{n : n, `instr'*` : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-handler`{n : n, `catch*` : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `trap-frame`{n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.tee`{val : val, x : idx}:
     `%~>%`([$instr_val(val) `LOCAL.TEE`_instr(x)], [$instr_val(val) $instr_val(val) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.i31`{i : num_}:
     `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-true`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.is_null-false`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-null`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.AS_NON_NULL`_instr], [TRAP_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.as_non_null-addr`{ref : ref}:
     `%~>%`([$instr_ref(ref) `REF.AS_NON_NULL`_instr], [$instr_ref(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-null`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
     -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -12796,237 +13741,163 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.eq-false`{ref_1 : ref, ref_2 : ref}:
     `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- if (ref_1 =/= ref_2)
     -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-null`{sx : sx}:
     `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `i31.get-num`{i : u31, sx : sx}:
     `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, sx, i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new`{val : val, n : n, x : idx}:
     `%~>%`([$instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW`_instr(x)], $instr_val(val)^n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
-    -- wf_val: `%`(val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-null`{ref : ref}:
     `%~>%`([$instr_ref(ref) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
     -- if (ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `extern.convert_any-addr`{ref : ref}:
     `%~>%`([$instr_ref(ref) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(ref)])
     -- if (ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-null`:
     `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `any.convert_extern-addr`{ref : ref}:
     `%~>%`([`REF.EXTERN`_instr(ref) `ANY.CONVERT_EXTERN`_instr], [$instr_ref(ref)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-val`{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (|$unop_(nt, unop, c_1)| > 0)
     -- if (c <- $unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `unop-trap`{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-val`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (|$binop_(nt, binop, c_1, c_2)| > 0)
     -- if (c <- $binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `binop-trap`{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-val`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (|$cvtop__(nt_1, nt_2, cvtop, c_1)| > 0)
     -- if (c <- $cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `cvtop-trap`{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvunop_(V128_vectype, vvunop, c_1)| > 0)
     -- if (c <- $vvunop_(V128_vectype, vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvbinop_(V128_vectype, vvbinop, c_1, c_2)| > 0)
     -- if (c <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-val`{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vunop_(sh, vunop, c_1)| > 0)
     -- if (c <- $vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vunop-trap`{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-val`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vbinop_(sh, vbinop, c_1, c_2)| > 0)
     -- if (c <- $vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vbinop-trap`{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-val`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vternop_(sh, vternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vternop-trap`{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, Jnn : Jnn, M : M, c : num_, `i*` : lane_*}:
@@ -13036,64 +13907,48 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- (if ($proj_lane__2(i) =/= ?()))*{i <- `i*`}
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = $prod($proj_uN_0($inez_($jsizenn(Jnn), !($proj_lane__2(i)))).0*{i <- `i*`}))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), i))*{i <- `i*`}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), mk_vtestop__0_vtestop_(Jnn, M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(Jnn), !($proj_lane__2(i)))))*{i <- `i*`}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if (c = $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, `i*` : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i*{i <- `i*`})], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i*{i <- `i*`}))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i*{i <- `i*`}, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{Lnn : Lnn, c_1 : num_, M : M, c : vec_}:
     `%~>%`([CONST_instr($lunpack(Lnn), c_1) VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M)))], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(Lnn, `%`_dim(M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lpacknum_(Lnn, c_1)^M{}))
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_1))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13101,9 +13956,7 @@ relation Step_pure: `%~>%`(instr*, instr*)
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), ?(), i)], [CONST_instr(nt, c_2)])
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), c_1)|)
     -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), c_1)[$proj_uN_0(i).0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)), c_1)}
     -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M))), mk_lane__0_lane_(nt, c_2))
     -- wf_shape: `%`(`%X%`_shape($lanetype_numtype(nt), `%`_dim(M)))
 
@@ -13114,75 +13967,67 @@ relation Step_pure: `%~>%`(instr*, instr*)
     -- if ($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)[$proj_uN_0(i).0]) =/= ?())
     -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)|)
     -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), ?(sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, sx, !($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)[$proj_uN_0(i).0]))))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_packtype(pt), `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, Lnn : Lnn, c_2 : num_, M : M, i : laneidx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(Lnn, `%`_dim(M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn, `%`_dim(M)), $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(Lnn, c_2)]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape(Lnn, `%`_dim(M)), c_1)}
+    -- wf_lane_: `%%`($lanetype(`%X%`_shape(Lnn, `%`_dim(M))), $lpacknum_(Lnn, c_2))
     -- wf_shape: `%`(`%X%`_shape(Lnn, `%`_dim(M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(state : state, blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, x : uN, `t_1*` : valtype*, `t_2*` : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`}))
-    -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1#3*{t_1#3 <- `t_1*`}), `%`_resulttype(t_2#3*{t_2#3 <- `t_2*`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1#4*{t_1#4 <- `t_1*`}), [], `%`_resulttype(t_2#4*{t_2#4 <- `t_2*`})))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#5*{t_1#5 <- `t_1*`}), `%`_resulttype(t_2#5*{t_2#5 <- `t_2*`})))
+    -- Expand: `%~~%`($type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1#2*{t_1#2 <- `t_1*`}), `%`_resulttype(t_2#2*{t_2#2 <- `t_2*`})))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#3*{t_1#3 <- `t_1*`}), `%`_resulttype(t_2#3*{t_2#3 <- `t_2*`})))
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   def $blocktype_{z : state, `t?` : valtype?}(z, _RESULT_blocktype(t#1?{t#1 <- `t?`})) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t?{t <- `t?`})))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t#2?{t#2 <- `t?`}))))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(state : state, blocktype : blocktype, ret_val : instrtype)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule blocktype__is_wf0{state : state, blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(state, blocktype, ret_val)
+    -- wf_state: `%`(state)
+    -- wf_blocktype: `%`(blocktype)
+    -- if (ret_val = $blocktype_(state, blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_br_on_cast-fail`: `%`(config)
@@ -13192,8 +14037,7 @@ relation `Step_read_before_br_on_cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13204,7 +14048,7 @@ relation `Step_read_before_br_on_cast_fail-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13212,15 +14056,10 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_0`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13229,10 +14068,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_0`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13241,9 +14077,7 @@ relation `Step_read_before_throw_ref-handler-next`: `%`(config)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.fill-zero`: `%`(config)
@@ -13252,8 +14086,7 @@ relation `Step_read_before_table.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-zero`: `%`(config)
@@ -13263,8 +14096,8 @@ relation `Step_read_before_table.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-le`: `%`(config)
@@ -13273,7 +14106,6 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13281,8 +14113,8 @@ relation `Step_read_before_table.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.copy-gt`: `%`(config)
@@ -13293,22 +14125,12 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob_2`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13316,8 +14138,8 @@ relation `Step_read_before_table.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_table.init-zero`: `%`(config)
@@ -13327,8 +14149,8 @@ relation `Step_read_before_table.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.fill-zero`: `%`(config)
@@ -13337,8 +14159,7 @@ relation `Step_read_before_memory.fill-zero`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-zero`: `%`(config)
@@ -13348,8 +14169,8 @@ relation `Step_read_before_memory.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.copy-le`: `%`(config)
@@ -13358,7 +14179,6 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_memory.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob_1`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13366,8 +14186,8 @@ relation `Step_read_before_memory.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_memory.init-zero`: `%`(config)
@@ -13377,8 +14197,8 @@ relation `Step_read_before_memory.init-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_ref.test-false`: `%`(config)
@@ -13388,8 +14208,7 @@ relation `Step_read_before_ref.test-false`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13400,7 +14219,7 @@ relation `Step_read_before_ref.cast-fail`: `%`(config)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13411,8 +14230,23 @@ relation `Step_read_before_array.fill-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.fill-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-zero_0`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.fill-oob_1`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-zero`: `%`(config)
@@ -13422,8 +14256,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_0`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13431,8 +14264,7 @@ relation `Step_read_before_array.copy-zero`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-le`: `%`(config)
@@ -13441,7 +14273,6 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13449,8 +14280,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13458,8 +14288,7 @@ relation `Step_read_before_array.copy-le`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.copy-gt`: `%`(config)
@@ -13472,17 +14301,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13490,7 +14308,6 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13498,8 +14315,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1_2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -13507,8 +14323,7 @@ relation `Step_read_before_array.copy-gt`: `%`(config)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_elem-zero`: `%`(config)
@@ -13517,8 +14332,7 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13526,8 +14340,30 @@ relation `Step_read_before_array.init_elem-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation `Step_read_before_array.init_elem-succ`: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-zero_0`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if (n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(j) =/= ?())
+    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
+    -- wf_eleminst: `%`($elem(z, y))
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule `array.init_elem-oob1_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
+    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-zero`: `%`(config)
@@ -13538,8 +14374,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13548,8 +14383,7 @@ relation `Step_read_before_array.init_data-zero`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation `Step_read_before_array.init_data-num`: `%`(config)
@@ -13558,7 +14392,6 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2_1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -13567,8 +14400,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13577,8 +14409,7 @@ relation `Step_read_before_array.init_data-num`: `%`(config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
@@ -13586,16 +14417,14 @@ relation Step_read: `%~>%`(config, instr*)
   rule block{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [BLOCK_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, m : m, `val*` : val*, bt : blocktype, `instr*` : instr*, `t_1*` : valtype*, n : n, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]), [`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [LOOP_instr(bt, instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(m, [LOOP_instr(bt, instr*{instr <- `instr*`})], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`}))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13604,15 +14433,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]), [$instr_ref(ref)])
     -- ~ `Step_read_before_br_on_cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-succeed`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
@@ -13620,15 +14447,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `br_on_cast_fail-fail`{s : store, f : frame, ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [$instr_ref(ref) BR_instr(l)])
     -- ~ `Step_read_before_br_on_cast_fail-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
@@ -13636,15 +14461,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr($typeuse_deftype($funcinst(z)[a].TYPE_funcinst)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-null`{z : state, yy : typeuse}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `call_ref-func`{z : state, n : n, `val*` : val*, a : addr, yy : typeuse, m : m, f : frame, `instr*` : instr*, fi : funcinst, `t_1*` : valtype*, `t_2*` : valtype*, x : idx, `t*` : valtype*}:
@@ -13655,8 +14476,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- (if ($default_(t) =/= ?()))*{t <- `t*`}
     -- if (f = {LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(m, f, [`LABEL_%{%}%`_instr(m, [], instr*{instr <- `instr*`})]))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- `t*`}, instr*{instr <- `instr*`}))
     -- wf_frame: `%`({LOCALS ?(val)^n{val <- `val*`} ++ !($default_(t))*{t <- `t*`}, MODULE fi.MODULE_funcinst})
@@ -13667,72 +14487,48 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
     -- if ($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr($typeuse_deftype($funcinst(z)[a].TYPE_funcinst)))
+    -- wf_moduleinst: `%`($moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-label`{z : state, k : n, `instr'*` : instr*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'*{instr' <- `instr'*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-handler`{z : state, k : n, `catch*` : catch*, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch*{catch <- `catch*`}, $instr_val(val)*{val <- `val*`} ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-null`{z : state, k : n, f : frame, `val*` : val*, yy : typeuse, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val)*{val <- `val*`} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `return_call_ref-frame-addr`{z : state, k : n, f : frame, `val'*` : val*, n : n, `val*` : val*, a : addr, yy : typeuse, `instr*` : instr*, `t_1*` : valtype*, m : m, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]), $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
     -- if (a < |$funcinst(z)|)
     -- Expand: `%~~%`($funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val')*{val' <- `val'*`} ++ $instr_val(val)^n{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    -- (wf_funcinst: `%`(iter))*{iter <- $funcinst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1^n{t_1 <- `t_1*`}), `%`_resulttype(t_2^m{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-instrs`{z : state, `val*` : val*, a : addr, `instr*` : instr*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
     -- if ((val*{val <- `val*`} =/= []) \/ (instr*{instr <- `instr*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr*{instr <- `instr*`}))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-label`{z : state, n : n, `instr'*` : instr*, a : addr}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-frame`{z : state, n : n, f : frame, a : addr}:
     `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-empty`{z : state, n : n, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13741,9 +14537,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_ref`{z : state, n : n, x : idx, l : labelidx, `catch'*` : catch*, a : addr, `val*` : val*}:
@@ -13752,75 +14546,60 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if ($exninst(z)[a].TAG_exninst = $tagaddr(z)[$proj_uN_0(x).0])
     -- if (val*{val <- `val*`} = $exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_REF_catch(x, l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-catch_all_ref`{z : state, n : n, l : labelidx, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [CATCH_ALL_REF_catch(l)] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `throw_ref-handler-next`{z : state, n : n, catch : catch, `catch'*` : catch*, a : addr}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
     -- ~ `Step_read_before_throw_ref-handler-next`: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, [catch] ++ catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch'*{catch' <- `catch'*`}, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, m : m, `val*` : val*, bt : blocktype, `catch*` : catch*, `instr*` : instr*, n : n, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]), [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})])])
     -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^m{val <- `val*`} ++ [TRY_TABLE_instr(bt, `%`_list(catch*{catch <- `catch*`}), instr*{instr <- `instr*`})]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, [`LABEL_%{%}%`_instr(n, [], $instr_val(val)^m{val <- `val*`} ++ instr*{instr <- `instr*`})]))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1^m{t_1 <- `t_1*`}), [], `%`_resulttype(t_2^n{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `local.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [$instr_val(val)])
     -- if ($local(z, x) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `global.get`{z : state, x : idx, val : val}:
     `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [$instr_val(val)])
     -- if ($global(z, x).VALUE_globalinst = val)
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-oob`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.get-val`{z : state, at : addrtype, i : num_, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]), [$instr_ref($table(z, x).REFS_tableinst[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.size`{z : state, x : idx, at : addrtype, n : n, lim : limits, rt : reftype}:
     `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n)))])
     -- if (|$table(z, x).REFS_tableinst| = n)
     -- if ($table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_tableinst: `%`($table(z, x))
     -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -13828,8 +14607,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13837,7 +14615,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -13845,12 +14622,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -13858,15 +14629,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x_1))
+    -- wf_tableinst: `%`($table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]), [])
     -- ~ `Step_read_before_table.copy-zero`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -13875,15 +14645,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-le`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x : idx, y : idx}:
@@ -13891,15 +14652,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- ~ `Step_read_before_table.copy-gt`: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13907,8 +14659,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($table(z, x))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13917,7 +14669,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `table.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -13927,69 +14678,58 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-num-val`{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($nbytes_(nt, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `load-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, n : n, sx : sx, x : idx, ao : memarg, c : iN}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]), [CONST_instr($numtype_addrtype(Inn), mk_num__0_num_(Inn, $extend__(n, $size($numtype_addrtype(Inn)), sx, c)))])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(n, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(Inn), ?(mk_loadop__0_loadop_(Inn, `%_%`_loadop_Inn(`%`_sz(n), sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(Inn), mk_num__0_num_(Inn, $extend__(n, $size($numtype_addrtype(Inn)), sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-oob`{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-val`{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($vbytes_(V128_vectype, c) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-oob`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((M * K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-pack-val`{z : state, at : addrtype, i : num_, M : M, K : K, sx : sx, x : idx, ao : memarg, c : vec_, `j*` : iN*, Jnn : Jnn}:
@@ -13997,8 +14737,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- (if ($proj_num__0(i) =/= ?()))^(k<K){}
     -- (if ($ibytes_(M, j) = $mem(z, x).BYTES_meminst[(($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((k * M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<K){j <- `j*`}
     -- if ((c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`})) /\ ($jsizenn(Jnn) = (M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(M), K, sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(M, j)}^(k<K){j <- `j*`}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K)), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))^K{j <- `j*`}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K)))
     -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(K))), mk_lane__2_lane_(Jnn, $extend__(M, $jsizenn(Jnn), sx, j))))^K{j <- `j*`}
 
@@ -14007,8 +14748,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-splat-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN, Jnn : Jnn, M : M}:
@@ -14018,8 +14758,9 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = ((128 : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0))^M{}))
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(j).0)))
 
@@ -14028,8 +14769,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload-zero-val`{z : state, at : addrtype, i : num_, N : N, x : idx, ao : memarg, c : vec_, j : iN}:
@@ -14038,16 +14778,16 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($ibytes_(N, j) = $mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(N, 128, U_sx, j))
     -- wf_uN: `%%`(N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, j)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-oob`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `vload_lane-val`{z : state, at : addrtype, i : num_, c_1 : vec_, N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, Jnn : Jnn, M : M}:
@@ -14057,8 +14797,10 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (N = $jsize(Jnn))
     -- if ((M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (N : nat <:> rat)))
     -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, k)}
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0))]))
+    -- (wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c_1)}
     -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)))
     -- wf_lane_: `%%`($lanetype(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M))), mk_lane__2_lane_(Jnn, `%`_uN($proj_uN_0(k).0)))
 
@@ -14067,8 +14809,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n)))])
     -- if ((n * (64 * $Ki)) = |$mem(z, x).BYTES_meminst|)
     -- if ($mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))))
+    -- wf_meminst: `%`($mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14076,8 +14817,7 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-zero`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -14085,7 +14825,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.fill-succ`{z : state, at : addrtype, i : num_, val : val, n : n, x : idx}:
@@ -14093,12 +14832,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-oob`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14106,8 +14839,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x_1))
+    -- wf_meminst: `%`($mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-zero`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14116,7 +14849,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-le`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14126,15 +14858,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.copy-gt`{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, n : n, x_1 : idx, x_2 : idx}:
@@ -14144,15 +14867,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 > $proj_uN_0(!($proj_num__0(i_2))).0)
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-oob`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14160,8 +14874,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) > |$mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($mem(z, x))
+    -- wf_datainst: `%`($data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-zero`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14170,7 +14884,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `memory.init-succ`{z : state, at : addrtype, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14180,27 +14893,15 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.null`{z : state, ht : heaptype}:
     `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.func`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0])])
     -- if ($proj_uN_0(x).0 < |$moduleinst(z).FUNCS_moduleinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-true`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -14208,16 +14909,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.test-false`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
     -- ~ `Step_read_before_ref.test-false`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-succeed`{s : store, f : frame, ref : ref, rt : reftype, rt' : reftype}:
@@ -14225,15 +14923,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- Ref_ok: `%|-%:%`(s, ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `ref.cast-fail`{s : store, f : frame, ref : ref, rt : reftype}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]), [TRAP_instr])
     -- ~ `Step_read_before_ref.cast-fail`: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(ref) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.new_default`{z : state, x : idx, `val*` : val*, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -14242,16 +14938,13 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (|`val*`| = |`zt*`|)
     -- (if ($default_($unpack(zt)) =/= ?()))*{zt <- `zt*`}
     -- (if (!($default_($unpack(zt))) = ?(val)))*{val <- `val*`, zt <- `zt*`}
-    -- (wf_val: `%`(val))*{val <- `val*`}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- `zt*`}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- `zt*`}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-null`{z : state, `sx?` : sx?, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `struct.get-struct`{z : state, a : addr, `sx?` : sx?, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -14261,7 +14954,6 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_uN_0(i).0 < |$structinst(z)[a].FIELDS_structinst|)
     -- if (a < |$structinst(z)|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx?{sx <- `sx?`}, x, i)]))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14270,9 +14962,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($default_($unpack(zt)) =/= ?())
     -- if (!($default_($unpack(zt))) = ?(val))
-    -- wf_val: `%`(val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14280,17 +14971,14 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_elem-alloc`{z : state, i : num_, n : n, x : idx, y : idx, `ref*` : ref*}:
     `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]), $instr_ref(ref)^n{ref <- `ref*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))])
     -- if ($proj_num__0(i) =/= ?())
     -- if (ref^n{ref <- `ref*`} = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(i))).0 : n])
-    -- (wf_ref: `%`(ref))*{ref <- `ref*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.new_data-oob`{z : state, i : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -14299,8 +14987,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14311,16 +14998,14 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($zsize(zt) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(i))).0 : ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- `c*`}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^n{c <- `c*`}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^n{c <- `c*`}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-null`{z : state, i : num_, `sx?` : sx?, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-oob`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx}:
@@ -14328,8 +15013,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.get-array`{z : state, a : addr, i : num_, `sx?` : sx?, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -14339,27 +15023,20 @@ relation Step_read: `%~>%`(config, instr*)
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_num__0(i) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x)]))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-null`{z : state}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.len-array`{z : state, a : addr}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|)))])
     -- if (a < |$arrayinst(z)|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-null`{z : state, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-oob`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
@@ -14367,44 +15044,27 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-zero`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [])
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.fill-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.fill-succ`{z : state, a : addr, i : num_, val : val, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
     -- if ($proj_num__0(i) =/= ?())
-    -- if (n =/= 0)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
+    -- ~ `Step_read_before_array.fill-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null1`{z : state, i_1 : num_, ref : ref, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) $instr_ref(ref) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) $instr_ref(ref) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-null2`{z : state, ref : ref, i_1 : num_, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob1`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -14412,8 +15072,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) > |$arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-oob2`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
@@ -14421,45 +15080,23 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) > |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-zero`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
-    -- if ($proj_num__0(i_2) =/= ?())
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if ($proj_num__0(i_1) =/= ?())
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.copy-le`{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, n : n, x_1 : idx, x_2 : idx, `sx?` : sx?, `mut?` : mut?, zt_2 : storagetype}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) `ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- if (n =/= 0)
-    -- if (a_2 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + n) <= |$arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if (a_1 < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + n) <= |$arrayinst(z)[a_1].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.copy-le`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx?{sx <- `sx?`} = !($sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14471,24 +15108,11 @@ relation Step_read: `%~>%`(config, instr*)
     -- Expand: `%~~%`($type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
     -- if ($sx(zt_2) =/= ?())
     -- if (sx?{sx <- `sx?`} = !($sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx?{sx <- `sx?`}, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14496,54 +15120,34 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) > |$elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-zero`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
-    -- if ($proj_num__0(j) =/= ?())
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_elem-succ`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, ref : ref}:
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_ref(ref) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
-    -- if (n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + n) <= |$elem(z, y).REFS_eleminst|)
-    -- if (a < |$arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) <= |$arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ `Step_read_before_array.init_elem-succ`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(j))).0 < |$elem(z, y).REFS_eleminst|)
     -- if (ref = $elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0])
-    -- wf_ref: `%`(ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-null`{z : state, i : num_, j : num_, n : n, x : idx, y : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob1`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx}:
@@ -14551,8 +15155,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + n) > |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-oob2`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, `mut?` : mut?, zt : storagetype}:
@@ -14561,8 +15164,7 @@ relation Step_read: `%~>%`(config, instr*)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14570,7 +15172,6 @@ relation Step_read: `%~>%`(config, instr*)
     `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
     -- ~ `Step_read_before_array.init_data-zero`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- if (n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule `array.init_data-num`{z : state, a : addr, i : num_, j : num_, n : n, x : idx, y : idx, zt : storagetype, c : lit_, `mut?` : mut?}:
@@ -14582,15 +15183,8 @@ relation Step_read: `%~>%`(config, instr*)
     -- ~ `Step_read_before_array.init_data-num`: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if ($zbytes_(zt, c) = $data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($data(z, y))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14602,23 +15196,18 @@ relation Step: `%~>%`(config, config)
   rule pure{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_pure: `%~>%`(instr*{instr <- `instr*`}, instr'*{instr' <- `instr'*`})
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, `instr*` : instr*, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr'*{instr' <- `instr'*`}))
     -- Step_read: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), instr'*{instr' <- `instr'*`})
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr'*{instr' <- `instr'*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule `ctxt-instrs`{z : state, `val*` : val*, `instr*` : instr*, `instr_1*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}), `%;%`_config(z', $instr_val(val)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- if ((val*{val <- `val*`} =/= []) \/ (instr_1*{instr_1 <- `instr_1*`} =/= []))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)*{val <- `val*`} ++ instr*{instr <- `instr*`} ++ instr_1*{instr_1 <- `instr_1*`}))
-    -- wf_config: `%`(`%;%`_config(z', $instr_val(val)*{val <- `val*`} ++ instr'*{instr' <- `instr'*`} ++ instr_1*{instr_1 <- `instr_1*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14626,8 +15215,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-label`{z : state, n : n, `instr_0*` : instr*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(n, instr_0*{instr_0 <- `instr_0*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14635,8 +15222,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-handler`{z : state, n : n, `catch*` : catch*, `instr*` : instr*, z' : state, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
 
@@ -14644,8 +15229,6 @@ relation Step: `%~>%`(config, config)
   rule `ctxt-frame`{s : store, f : frame, n : n, f' : frame, `instr*` : instr*, s' : store, f'' : frame, `instr'*` : instr*}:
     `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}), `%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(n, f', instr*{instr <- `instr*`})]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(n, f'', instr'*{instr' <- `instr'*`})]))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr*{instr <- `instr*`}))
     -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'*{instr' <- `instr'*`}))
 
@@ -14657,82 +15240,69 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$tagaddr(z)|)
     -- if (exn = {TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    -- wf_taginst: `%`($tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $exninst(z)}
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t^n{t <- `t*`}), `%`_resulttype([])))
     -- wf_exninst: `%`({TAG $tagaddr(z)[$proj_uN_0(x).0], FIELDS val^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule `local.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [$instr_val(val) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_val(val) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule `global.set`{z : state, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [$instr_val(val) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, val), []))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_val(val) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule `table.set-oob`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule `table.set-val`{z : state, at : addrtype, i : num_, ref : ref, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(ref) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, ref), []))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule `table.grow-succeed`{z : state, ref : ref, at : addrtype, n : n, x : idx, ti : tableinst}:
     `%~>%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
     -- if ($growtable($table(z, x), n, ref) =/= ?())
     -- if (ti = !($growtable($table(z, x), n, ref)))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(|$table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($table(z, x), n, ref)))
+    -- wf_tableinst: `%`($table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule `table.grow-fail`{z : state, ref : ref, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule `elem.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule `store-num-oob`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule `store-num-val`{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule `store-pack-oob`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(Inn), c) STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(Inn), c) STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule `store-pack-val`{z : state, at : addrtype, i : num_, Inn : Inn, c : num_, n : n, x : idx, ao : memarg, `b*` : byte*}:
@@ -14740,32 +15310,29 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(c) =/= ?())
     -- if (b*{b <- `b*`} = $ibytes_(n, $wrap__($size($numtype_addrtype(Inn)), n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(Inn), c) STORE_instr($numtype_addrtype(Inn), ?(mk_storeop__0_storeop_(Inn, `%`_storeop_Inn(`%`_sz(n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(n, $wrap__($size($numtype_addrtype(Inn)), n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(n, $wrap__($size($numtype_addrtype(Inn)), n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule `vstore-oob`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule `vstore-val`{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, `b*` : byte*}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b*{b <- `b*`} = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule `vstore_lane-oob`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + N) > |$mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule `vstore_lane-val`{z : state, at : addrtype, i : num_, c : vec_, N : N, x : idx, ao : memarg, j : laneidx, `b*` : byte*, Jnn : Jnn, M : M}:
@@ -14776,8 +15343,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]) =/= ?())
     -- if ($proj_uN_0(j).0 < |$lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)|)
     -- if (b*{b <- `b*`} = $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b*{b <- `b*`}), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))}
     -- wf_uN: `%%`(N, `%`_uN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(Jnn), `%`_dim(M)), c)[$proj_uN_0(j).0]))).0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
@@ -14785,20 +15351,16 @@ relation Step: `%~>%`(config, config)
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if ($growmem($mem(z, x), n) =/= ?())
     -- if (mi = !($growmem($mem(z, x), n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((|$mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($mem(z, x), n)))
+    -- wf_meminst: `%`($mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule `memory.grow-fail`{z : state, at : addrtype, n : n, x : idx}:
     `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule `data.drop`{z : state, x : idx}:
     `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule `struct.new`{z : state, n : n, `val*` : val*, x : idx, si : structinst, a : addr, `mut?*` : mut?*, `zt*` : storagetype*}:
@@ -14807,16 +15369,13 @@ relation Step: `%~>%`(config, config)
     -- if (a = |$structinst(z)|)
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`, zt <- `zt*`}
     -- if (si = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
+    -- (wf_structinst: `%`(iter))*{iter <- $structinst(z)}
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)^n{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- wf_structinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`, zt <- `zt*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule `struct.set-null`{z : state, val : val, x : idx, i : fieldidx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr $instr_val(val) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr $instr_val(val) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule `struct.set-struct`{z : state, a : addr, val : val, x : idx, i : fieldidx, `zt*` : storagetype*, `mut?*` : mut?*}:
@@ -14824,8 +15383,6 @@ relation Step: `%~>%`(config, config)
     -- if ($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val) =/= ?())
     -- if ($proj_uN_0(i).0 < |zt*{zt <- `zt*`}|)
     -- Expand: `%~~%`($type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) $instr_val(val) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt*{zt <- `zt*`}[$proj_uN_0(i).0], val))), []))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
@@ -14834,16 +15391,13 @@ relation Step: `%~>%`(config, config)
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (if ($packfield_(zt, val) =/= ?()))^n{val <- `val*`}
     -- if ((a = |$arrayinst(z)|) /\ (ai = {TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}}))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(val)^n{val <- `val*`} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- wf_arrayinst: `%`({TYPE $type(z, x), FIELDS !($packfield_(zt, val))^n{val <- `val*`}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule `array.set-null`{z : state, i : num_, val : val, x : idx}:
     `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule `array.set-oob`{z : state, a : addr, i : num_, val : val, x : idx}:
@@ -14851,8 +15405,7 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule `array.set-array`{z : state, a : addr, i : num_, val : val, x : idx, zt : storagetype, `mut?` : mut?}:
@@ -14860,8 +15413,6 @@ relation Step: `%~>%`(config, config)
     -- if ($proj_num__0(i) =/= ?())
     -- if ($packfield_(zt, val) =/= ?())
     -- Expand: `%~~%`($type(z, x), ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, val))), []))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 }
 
@@ -14873,7 +15424,6 @@ relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, `instr*` : instr*}:
     `%~>*%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, `instr*` : instr*, z'' : state, `instr''*` : instr*, z' : state, `instr'*` : instr*}:
@@ -14881,8 +15431,8 @@ relation Steps: `%~>*%`(config, config)
     -- Step: `%~>%`(`%;%`_config(z, instr*{instr <- `instr*`}), `%;%`_config(z', instr'*{instr' <- `instr'*`}))
     -- Steps: `%~>*%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}), `%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
     -- wf_config: `%`(`%;%`_config(z', instr'*{instr' <- `instr'*`}))
+    -- wf_config: `%`(`%;%`_config(z'', instr''*{instr'' <- `instr''*`}))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14915,9 +15465,18 @@ def $alloctag(store : store, tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, tagtype : typeuse, taginst : taginst}(s, tagtype) = (s +++ {TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (taginst = {TYPE tagtype})
-    -- wf_store: `%`({TAGS [taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(store : store, tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{store : store, tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(store, tagtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_typeuse: `%`(tagtype)
+    -- if (ret_val = $alloctag(store, tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14929,6 +15488,22 @@ def $alloctags(store : store, tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, tagtype : typeuse, `tagtype'*` : tagtype*}(s, [tagtype] ++ tagtype'#1*{tagtype'#1 <- `tagtype'*`}) = (s_2, [ja] ++ ja'*{ja' <- `ja'*`})
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, tagtype)
     -- let{s_2 : store, `ja'*` : tagaddr*} (s_2, ja'#1*{ja'#1 <- `ja'*`}) = $alloctags(s_1, tagtype'#2*{tagtype'#2 <- `tagtype'*`})
+    -- wf_store: `%`($alloctag(s, tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'#3*{tagtype'#3 <- `tagtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14936,9 +15511,19 @@ def $allocglobal(store : store, globaltype : globaltype, val : val) : (store, gl
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, globaltype : globaltype, val : val, globalinst : globalinst}(s, globaltype, val) = (s +++ {TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (globalinst = {TYPE globaltype, VALUE val})
-    -- wf_store: `%`({TAGS [], GLOBALS [globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE globaltype, VALUE val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{store : store, globaltype : globaltype, val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(store, globaltype, val, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_globaltype: `%`(globaltype)
+    -- wf_val: `%`(val)
+    -- if (ret_val = $allocglobal(store, globaltype, val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14950,6 +15535,23 @@ def $allocglobals(store : store, globaltype*, val*) : (store, globaladdr*)
   def $allocglobals{s : store, globaltype : globaltype, `globaltype'*` : globaltype*, val : val, `val'*` : val*}(s, [globaltype] ++ globaltype'#1*{globaltype'#1 <- `globaltype'*`}, [val] ++ val'#1*{val'#1 <- `val'*`}) = (s_2, [ga] ++ ga'*{ga' <- `ga'*`})
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, globaltype, val)
     -- let{s_2 : store, `ga'*` : globaladdr*} (s_2, ga'#1*{ga'#1 <- `ga'*`}) = $allocglobals(s_1, globaltype'#2*{globaltype'#2 <- `globaltype'*`}, val'#2*{val'#2 <- `val'*`})
+    -- wf_store: `%`($allocglobal(s, globaltype, val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'#3*{globaltype'#3 <- `globaltype'*`}, val'#3*{val'#3 <- `val'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14957,9 +15559,18 @@ def $allocmem(store : store, memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmem{s : store, at : addrtype, i : uN, `j?` : u64?, meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#11?{j#11 <- `j?`}))) = (s +++ {TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
     -- if (meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#12?{j#12 <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j#13?{j#13 <- `j?`})), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(store : store, memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{store : store, memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(store, memtype, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_memtype: `%`(memtype)
+    -- if (ret_val = $allocmem(store, memtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14971,6 +15582,22 @@ def $allocmems(store : store, memtype*) : (store, memaddr*)
   def $allocmems{s : store, memtype : memtype, `memtype'*` : memtype*}(s, [memtype] ++ memtype'#1*{memtype'#1 <- `memtype'*`}) = (s_2, [ma] ++ ma'*{ma' <- `ma'*`})
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, memtype)
     -- let{s_2 : store, `ma'*` : memaddr*} (s_2, ma'#1*{ma'#1 <- `ma'*`}) = $allocmems(s_1, memtype'#2*{memtype'#2 <- `memtype'*`})
+    -- wf_store: `%`($allocmem(s, memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'#3*{memtype'#3 <- `memtype'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(store, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14978,9 +15605,19 @@ def $alloctable(store : store, tabletype : tabletype, ref : ref) : (store, table
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctable{s : store, at : addrtype, i : uN, `j?` : u64?, rt : reftype, ref : ref, tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j#14?{j#14 <- `j?`}), rt), ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
     -- if (tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#15?{j#15 <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j#16?{j#16 <- `j?`}), rt), REFS ref^$proj_uN_0(i).0{}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{store : store, tabletype : tabletype, ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(store, tabletype, ref, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_tabletype: `%`(tabletype)
+    -- wf_ref: `%`(ref)
+    -- if (ret_val = $alloctable(store, tabletype, ref))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14992,6 +15629,23 @@ def $alloctables(store : store, tabletype*, ref*) : (store, tableaddr*)
   def $alloctables{s : store, tabletype : tabletype, `tabletype'*` : tabletype*, ref : ref, `ref'*` : ref*}(s, [tabletype] ++ tabletype'#1*{tabletype'#1 <- `tabletype'*`}, [ref] ++ ref'#1*{ref'#1 <- `ref'*`}) = (s_2, [ta] ++ ta'*{ta' <- `ta'*`})
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, tabletype, ref)
     -- let{s_2 : store, `ta'*` : tableaddr*} (s_2, ta'#1*{ta'#1 <- `ta'*`}) = $alloctables(s_1, tabletype'#2*{tabletype'#2 <- `tabletype'*`}, ref'#2*{ref'#2 <- `ref'*`})
+    -- wf_store: `%`($alloctable(s, tabletype, ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'#3*{tabletype'#3 <- `tabletype'*`}, ref'#3*{ref'#3 <- `ref'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14999,9 +15653,19 @@ def $allocfunc(store : store, deftype : deftype, funccode : funccode, moduleinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, funcinst : funcinst}(s, deftype, funccode, moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (funcinst = {TYPE deftype, MODULE moduleinst, CODE funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE deftype, MODULE moduleinst, CODE funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{store : store, deftype : deftype, funccode : funccode, moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(store, deftype, funccode, moduleinst, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_funccode: `%`(funccode)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- if (ret_val = $allocfunc(store, deftype, funccode, moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15013,6 +15677,23 @@ def $allocfuncs(store : store, deftype*, funccode*, moduleinst*) : (store, funca
   def $allocfuncs{s : store, dt : deftype, `dt'*` : deftype*, funccode : funccode, `funccode'*` : funccode*, moduleinst : moduleinst, `moduleinst'*` : moduleinst*}(s, [dt] ++ dt'#3*{dt'#3 <- `dt'*`}, [funccode] ++ funccode'#1*{funccode'#1 <- `funccode'*`}, [moduleinst] ++ moduleinst'#1*{moduleinst'#1 <- `moduleinst'*`}) = (s_2, [fa] ++ fa'*{fa' <- `fa'*`})
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, funccode, moduleinst)
     -- let{s_2 : store, `fa'*` : funcaddr*} (s_2, fa'#1*{fa'#1 <- `fa'*`}) = $allocfuncs(s_1, dt'#4*{dt'#4 <- `dt'*`}, funccode'#2*{funccode'#2 <- `funccode'*`}, moduleinst'#2*{moduleinst'#2 <- `moduleinst'*`})
+    -- wf_store: `%`($allocfunc(s, dt, funccode, moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'#5*{dt'#5 <- `dt'*`}, funccode'#3*{funccode'#3 <- `funccode'*`}, moduleinst'#3*{moduleinst'#3 <- `moduleinst'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15020,9 +15701,18 @@ def $allocdata(store : store, datatype : datatype, byte*) : (store, dataaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, `byte*` : byte*, datainst : datainst}(s, OK_datatype, byte#2*{byte#2 <- `byte*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (datainst = {BYTES byte#3*{byte#3 <- `byte*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte#4*{byte#4 <- `byte*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{store : store, datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(store, datatype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(store, datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15031,9 +15721,25 @@ def $allocdatas(store : store, datatype*, byte**) : (store, dataaddr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:76.1-76.40
   def $allocdatas{s : store}(s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:77.1-79.53
-  def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'#1*{ok'#1 <- `ok'*`}, [b#10*{b#10 <- `b*`}] ++ b'#1*{b'#1 <- `b'*#1`}*{`b'*#1` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
-    -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b#11*{b#11 <- `b*`})
+  def $allocdatas{s : store, ok : datatype, `ok'*` : datatype*, `b*` : byte*, `b'**` : byte**}(s, [ok] ++ ok'#1*{ok'#1 <- `ok'*`}, [b#8*{b#8 <- `b*`}] ++ b'#1*{b'#1 <- `b'*#1`}*{`b'*#1` <- `b'**`}) = (s_2, [da] ++ da'*{da' <- `da'*`})
+    -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b#9*{b#9 <- `b*`})
     -- let{s_2 : store, `da'*` : dataaddr*} (s_2, da'#1*{da'#1 <- `da'*`}) = $allocdatas(s_1, ok'#2*{ok'#2 <- `ok'*`}, b'#2*{b'#2 <- `b'*#2`}*{`b'*#2` <- `b'**`})
+    -- wf_store: `%`($allocdata(s, ok, b#10*{b#10 <- `b*`}).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'#3*{ok'#3 <- `ok'*`}, b'#3*{b'#3 <- `b'*#3`}*{`b'*#3` <- `b'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15041,9 +15747,19 @@ def $allocelem(store : store, elemtype : elemtype, ref*) : (store, elemaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, elemtype : reftype, `ref*` : ref*, eleminst : eleminst}(s, elemtype, ref#1*{ref#1 <- `ref*`}) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (eleminst = {TYPE elemtype, REFS ref#2*{ref#2 <- `ref*`}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE elemtype, REFS ref#3*{ref#3 <- `ref*`}})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{store : store, elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(store, elemtype, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_reftype: `%`(elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(store, elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15052,46 +15768,78 @@ def $allocelems(store : store, elemtype*, ref**) : (store, elemaddr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:87.1-87.40
   def $allocelems{s : store}(s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:88.1-90.55
-  def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'#1*{rt'#1 <- `rt'*`}, [ref#4*{ref#4 <- `ref*`}] ++ ref'#3*{ref'#3 <- `ref'*#1`}*{`ref'*#1` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
+  def $allocelems{s : store, rt : reftype, `rt'*` : reftype*, `ref*` : ref*, `ref'**` : ref**}(s, [rt] ++ rt'#1*{rt'#1 <- `rt'*`}, [ref#4*{ref#4 <- `ref*`}] ++ ref'#4*{ref'#4 <- `ref'*#1`}*{`ref'*#1` <- `ref'**`}) = (s_2, [ea] ++ ea'*{ea' <- `ea'*`})
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref#5*{ref#5 <- `ref*`})
-    -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'#1*{ea'#1 <- `ea'*`}) = $allocelems(s_1, rt'#2*{rt'#2 <- `rt'*`}, ref'#4*{ref'#4 <- `ref'*#2`}*{`ref'*#2` <- `ref'**`})
+    -- let{s_2 : store, `ea'*` : elemaddr*} (s_2, ea'#1*{ea'#1 <- `ea'*`}) = $allocelems(s_1, rt'#2*{rt'#2 <- `rt'*`}, ref'#5*{ref'#5 <- `ref'*#2`}*{`ref'*#2` <- `ref'**`})
+    -- wf_store: `%`($allocelem(s, rt, ref#6*{ref#6 <- `ref*`}).0)
+    -- wf_store: `%`($allocelems(s_1, rt'#3*{rt'#3 <- `rt'*`}, ref'#6*{ref'#6 <- `ref'*#3`}*{`ref'*#3` <- `ref'**`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(moduleinst : moduleinst, export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TAG_externidx(x))) = {NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TAG_externaddr(moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, GLOBAL_externidx(x))) = {NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR GLOBAL_externaddr(moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, MEM_externidx(x))) = {NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR MEM_externaddr(moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, TABLE_externidx(x))) = {NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR TABLE_externaddr(moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{moduleinst : moduleinst, name : name, x : uN}(moduleinst, EXPORT_export(name, FUNC_externidx(x))) = {NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME name, ADDR FUNC_externaddr(moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(moduleinst : moduleinst, export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{moduleinst : moduleinst, export : export, ret_val : exportinst}:
+    `%%%`(moduleinst, export, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- wf_export: `%`(export)
+    -- if (ret_val = $allocexport(moduleinst, export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(moduleinst : moduleinst, export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export#4*{export#4 <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
+  def $allocexports{moduleinst : moduleinst, `export*` : export*}(moduleinst, export#3*{export#3 <- `export*`}) = $allocexport(moduleinst, export)*{export <- `export*`}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmodule{s : store, module : module, `externaddr*` : externaddr*, `val_G*` : val*, `ref_T*` : ref*, `ref_E**` : ref**, s_7 : store, moduleinst : moduleinst, `tagtype*` : tagtype*, `expr_G*` : expr*, `globaltype*` : globaltype*, `memtype*` : memtype*, `expr_T*` : expr*, `tabletype*` : tabletype*, `expr_F*` : expr*, `local**` : local**, `x*` : idx*, `byte**` : byte**, `datamode*` : datamode*, `elemmode*` : elemmode*, `elemtype*` : elemtype*, `expr_E**` : expr**, `xi*` : exportinst*}(s, module, externaddr#1*{externaddr#1 <- `externaddr*`}, val_G#1*{val_G#1 <- `val_G*`}, ref_T#1*{ref_T#1 <- `ref_T*`}, ref_E#1*{ref_E#1 <- `ref_E*#1`}*{`ref_E*#1` <- `ref_E**`}) = (s_7, moduleinst)
-    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#2*{type#2 <- `type*`}), `%`_list(import#2*{import#2 <- `import*`}), `%`_list(tag#2*{tag#2 <- `tag*`}), `%`_list(global#4*{global#4 <- `global*`}), `%`_list(mem#4*{mem#4 <- `mem*`}), `%`_list(table#4*{table#4 <- `table*`}), `%`_list(func#3*{func#3 <- `func*`}), `%`_list(data#2*{data#2 <- `data*`}), `%`_list(elem#4*{elem#4 <- `elem*`}), start#4?{start#4 <- `start?`}, `%`_list(export#5*{export#5 <- `export*`})) = module
+    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#2*{type#2 <- `type*`}), `%`_list(import#2*{import#2 <- `import*`}), `%`_list(tag#2*{tag#2 <- `tag*`}), `%`_list(global#3*{global#3 <- `global*`}), `%`_list(mem#3*{mem#3 <- `mem*`}), `%`_list(table#3*{table#3 <- `table*`}), `%`_list(func#3*{func#3 <- `func*`}), `%`_list(data#2*{data#2 <- `data*`}), `%`_list(elem#3*{elem#3 <- `elem*`}), start#3?{start#3 <- `start?`}, `%`_list(export#4*{export#4 <- `export*`})) = module
     -- if (tag#3*{tag#3 <- `tag*`} = TAG_tag(tagtype#78)*{tagtype#78 <- `tagtype*`})
-    -- if (global#5*{global#5 <- `global*`} = GLOBAL_global(globaltype#122, expr_G#1)*{expr_G#1 <- `expr_G*`, globaltype#122 <- `globaltype*`})
-    -- if (mem#5*{mem#5 <- `mem*`} = MEMORY_mem(memtype#122)*{memtype#122 <- `memtype*`})
-    -- if (table#5*{table#5 <- `table*`} = TABLE_table(tabletype#156, expr_T#1)*{expr_T#1 <- `expr_T*`, tabletype#156 <- `tabletype*`})
+    -- if (global#4*{global#4 <- `global*`} = GLOBAL_global(globaltype#122, expr_G#1)*{expr_G#1 <- `expr_G*`, globaltype#122 <- `globaltype*`})
+    -- if (mem#4*{mem#4 <- `mem*`} = MEMORY_mem(memtype#122)*{memtype#122 <- `memtype*`})
+    -- if (table#4*{table#4 <- `table*`} = TABLE_table(tabletype#156, expr_T#1)*{expr_T#1 <- `expr_T*`, tabletype#156 <- `tabletype*`})
     -- if (func#4*{func#4 <- `func*`} = FUNC_func(x#2, local#2*{local#2 <- `local*#82`}, expr_F#1)*{expr_F#1 <- `expr_F*`, `local*#82` <- `local**`, x#2 <- `x*`})
     -- if (data#3*{data#3 <- `data*`} = DATA_data(byte#5*{byte#5 <- `byte*#110`}, datamode#110)*{`byte*#110` <- `byte**`, datamode#110 <- `datamode*`})
-    -- if (elem#5*{elem#5 <- `elem*`} = ELEM_elem(elemtype#1, expr_E#1*{expr_E#1 <- `expr_E*#1`}, elemmode#230)*{elemmode#230 <- `elemmode*`, elemtype#1 <- `elemtype*`, `expr_E*#1` <- `expr_E**`})
+    -- if (elem#4*{elem#4 <- `elem*`} = ELEM_elem(elemtype#1, expr_E#1*{expr_E#1 <- `expr_E*#1`}, elemmode#230)*{elemmode#230 <- `elemmode*`, elemtype#1 <- `elemtype*`, `expr_E*#1` <- `expr_E**`})
     -- let{`aa_I*` : tagaddr*} aa_I#1*{aa_I#1 <- `aa_I*`} = $tagsxa(externaddr#2*{externaddr#2 <- `externaddr*`})
     -- let{`ga_I*` : globaladdr*} ga_I#1*{ga_I#1 <- `ga_I*`} = $globalsxa(externaddr#3*{externaddr#3 <- `externaddr*`})
     -- let{`ma_I*` : memaddr*} ma_I#1*{ma_I#1 <- `ma_I*`} = $memsxa(externaddr#4*{externaddr#4 <- `externaddr*`})
@@ -15106,31 +15854,62 @@ def $allocmodule(store : store, module : module, externaddr*, val*, ref*, ref**)
     -- let{s_5 : store, `da*` : dataaddr*} (s_5, da#1*{da#1 <- `da*`}) = $allocdatas(s_4, OK_datatype^|data#4*{data#4 <- `data*`}|{}, byte#6*{byte#6 <- `byte*#112`}*{`byte*#112` <- `byte**`})
     -- let{s_6 : store, `ea*` : elemaddr*} (s_6, ea#1*{ea#1 <- `ea*`}) = $allocelems(s_5, $subst_all_reftype(elemtype#2, $typeuse_deftype(dt#13)*{dt#13 <- `dt*`})*{elemtype#2 <- `elemtype*`}, ref_E#2*{ref_E#2 <- `ref_E*#2`}*{`ref_E*#2` <- `ref_E**`})
     -- if ((s_7, fa#2*{fa#2 <- `fa*`}) = $allocfuncs(s_6, dt#14*{dt#14 <- `dt*`}[$proj_uN_0(x#3).0]*{x#3 <- `x*`}, FUNC_funccode(x#4, local#3*{local#3 <- `local*#84`}, expr_F#2)*{expr_F#2 <- `expr_F*`, `local*#84` <- `local**`, x#4 <- `x*`}, moduleinst^|func#6*{func#6 <- `func*`}|{}))
-    -- if (xi#1*{xi#1 <- `xi*`} = $allocexports({TYPES [], TAGS aa_I#2*{aa_I#2 <- `aa_I*`} ++ aa#2*{aa#2 <- `aa*`}, GLOBALS ga_I#2*{ga_I#2 <- `ga_I*`} ++ ga#2*{ga#2 <- `ga*`}, MEMS ma_I#2*{ma_I#2 <- `ma_I*`} ++ ma#2*{ma#2 <- `ma*`}, TABLES ta_I#2*{ta_I#2 <- `ta_I*`} ++ ta#2*{ta#2 <- `ta*`}, FUNCS fa_I#2*{fa_I#2 <- `fa_I*`} ++ fa#3*{fa#3 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#6*{export#6 <- `export*`}))
+    -- if (xi#1*{xi#1 <- `xi*`} = $allocexports({TYPES [], TAGS aa_I#2*{aa_I#2 <- `aa_I*`} ++ aa#2*{aa#2 <- `aa*`}, GLOBALS ga_I#2*{ga_I#2 <- `ga_I*`} ++ ga#2*{ga#2 <- `ga*`}, MEMS ma_I#2*{ma_I#2 <- `ma_I*`} ++ ma#2*{ma#2 <- `ma*`}, TABLES ta_I#2*{ta_I#2 <- `ta_I*`} ++ ta#2*{ta#2 <- `ta*`}, FUNCS fa_I#2*{fa_I#2 <- `fa_I*`} ++ fa#3*{fa#3 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#5*{export#5 <- `export*`}))
     -- if (moduleinst = {TYPES dt#15*{dt#15 <- `dt*`}, TAGS aa_I#3*{aa_I#3 <- `aa_I*`} ++ aa#3*{aa#3 <- `aa*`}, GLOBALS ga_I#3*{ga_I#3 <- `ga_I*`} ++ ga#3*{ga#3 <- `ga*`}, MEMS ma_I#3*{ma_I#3 <- `ma_I*`} ++ ma#3*{ma#3 <- `ma*`}, TABLES ta_I#3*{ta_I#3 <- `ta_I*`} ++ ta#3*{ta#3 <- `ta*`}, FUNCS fa_I#3*{fa_I#3 <- `fa_I*`} ++ fa#4*{fa#4 <- `fa*`}, DATAS da#2*{da#2 <- `da*`}, ELEMS ea#2*{ea#2 <- `ea*`}, EXPORTS xi#2*{xi#2 <- `xi*`}})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(moduleinst)
-    -- wf_module: `%`(MODULE_module(`%`_list(type#4*{type#4 <- `type*`}), `%`_list(import#3*{import#3 <- `import*`}), `%`_list(tag#4*{tag#4 <- `tag*`}), `%`_list(global#6*{global#6 <- `global*`}), `%`_list(mem#6*{mem#6 <- `mem*`}), `%`_list(table#6*{table#6 <- `table*`}), `%`_list(func#7*{func#7 <- `func*`}), `%`_list(data#5*{data#5 <- `data*`}), `%`_list(elem#6*{elem#6 <- `elem*`}), start#5?{start#5 <- `start?`}, `%`_list(export#7*{export#7 <- `export*`})))
-    -- (wf_tag: `%`(TAG_tag(tagtype#81)))*{tagtype#81 <- `tagtype*`}
-    -- (wf_global: `%`(GLOBAL_global(globaltype#125, expr_G#2)))*{expr_G#2 <- `expr_G*`, globaltype#125 <- `globaltype*`}
-    -- (wf_mem: `%`(MEMORY_mem(memtype#125)))*{memtype#125 <- `memtype*`}
-    -- (wf_table: `%`(TABLE_table(tabletype#159, expr_T#2)))*{expr_T#2 <- `expr_T*`, tabletype#159 <- `tabletype*`}
-    -- (wf_func: `%`(FUNC_func(x#5, local#4*{local#4 <- `local*#85`}, expr_F#3)))*{expr_F#3 <- `expr_F*`, `local*#85` <- `local**`, x#5 <- `x*`}
-    -- (wf_data: `%`(DATA_data(byte#7*{byte#7 <- `byte*#113`}, datamode#112)))*{`byte*#113` <- `byte**`, datamode#112 <- `datamode*`}
-    -- (wf_elem: `%`(ELEM_elem(elemtype#3, expr_E#2*{expr_E#2 <- `expr_E*#2`}, elemmode#232)))*{elemmode#232 <- `elemmode*`, elemtype#3 <- `elemtype*`, `expr_E*#2` <- `expr_E**`}
-    -- wf_moduleinst: `%`({TYPES [], TAGS aa_I#4*{aa_I#4 <- `aa_I*`} ++ aa#4*{aa#4 <- `aa*`}, GLOBALS ga_I#4*{ga_I#4 <- `ga_I*`} ++ ga#4*{ga#4 <- `ga*`}, MEMS ma_I#4*{ma_I#4 <- `ma_I*`} ++ ma#4*{ma#4 <- `ma*`}, TABLES ta_I#4*{ta_I#4 <- `ta_I*`} ++ ta#4*{ta#4 <- `ta*`}, FUNCS fa_I#4*{fa_I#4 <- `fa_I*`} ++ fa#5*{fa#5 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
-    -- wf_moduleinst: `%`({TYPES dt#16*{dt#16 <- `dt*`}, TAGS aa_I#5*{aa_I#5 <- `aa_I*`} ++ aa#5*{aa#5 <- `aa*`}, GLOBALS ga_I#5*{ga_I#5 <- `ga_I*`} ++ ga#5*{ga#5 <- `ga*`}, MEMS ma_I#5*{ma_I#5 <- `ma_I*`} ++ ma#5*{ma#5 <- `ma*`}, TABLES ta_I#5*{ta_I#5 <- `ta_I*`} ++ ta#5*{ta#5 <- `ta*`}, FUNCS fa_I#5*{fa_I#5 <- `fa_I*`} ++ fa#6*{fa#6 <- `fa*`}, DATAS da#3*{da#3 <- `da*`}, ELEMS ea#3*{ea#3 <- `ea*`}, EXPORTS xi#3*{xi#3 <- `xi*`}})
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype#81, $typeuse_deftype(dt#16)*{dt#16 <- `dt*`})*{tagtype#81 <- `tagtype*`}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype#82, $typeuse_deftype(dt#17)*{dt#17 <- `dt*`})))*{tagtype#82 <- `tagtype*`}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype#125, $typeuse_deftype(dt#18)*{dt#18 <- `dt*`})*{globaltype#125 <- `globaltype*`}, val_G#3*{val_G#3 <- `val_G*`}).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype#126, $typeuse_deftype(dt#19)*{dt#19 <- `dt*`})))*{globaltype#126 <- `globaltype*`}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype#125, $typeuse_deftype(dt#20)*{dt#20 <- `dt*`})*{memtype#125 <- `memtype*`}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype#126, $typeuse_deftype(dt#21)*{dt#21 <- `dt*`})))*{memtype#126 <- `memtype*`}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype#159, $typeuse_deftype(dt#22)*{dt#22 <- `dt*`})*{tabletype#159 <- `tabletype*`}, ref_T#3*{ref_T#3 <- `ref_T*`}).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype#160, $typeuse_deftype(dt#23)*{dt#23 <- `dt*`})))*{tabletype#160 <- `tabletype*`}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data#5*{data#5 <- `data*`}|{}, byte#7*{byte#7 <- `byte*#113`}*{`byte*#113` <- `byte**`}).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype#3, $typeuse_deftype(dt#24)*{dt#24 <- `dt*`})*{elemtype#3 <- `elemtype*`}, ref_E#3*{ref_E#3 <- `ref_E*#3`}*{`ref_E*#3` <- `ref_E**`}).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype#4, $typeuse_deftype(dt#25)*{dt#25 <- `dt*`})))*{elemtype#4 <- `elemtype*`}
+    -- wf_store: `%`($allocfuncs(s_6, dt#26*{dt#26 <- `dt*`}[$proj_uN_0(x#5).0]*{x#5 <- `x*`}, FUNC_funccode(x#6, local#4*{local#4 <- `local*#85`}, expr_F#3)*{expr_F#3 <- `expr_F*`, `local*#85` <- `local**`, x#6 <- `x*`}, moduleinst^|func#7*{func#7 <- `func*`}|{}).0)
+    -- (wf_exportinst: `%`(iter#341))*{iter#341 <- $allocexports({TYPES [], TAGS aa_I#4*{aa_I#4 <- `aa_I*`} ++ aa#4*{aa#4 <- `aa*`}, GLOBALS ga_I#4*{ga_I#4 <- `ga_I*`} ++ ga#4*{ga#4 <- `ga*`}, MEMS ma_I#4*{ma_I#4 <- `ma_I*`} ++ ma#4*{ma#4 <- `ma*`}, TABLES ta_I#4*{ta_I#4 <- `ta_I*`} ++ ta#4*{ta#4 <- `ta*`}, FUNCS fa_I#4*{fa_I#4 <- `fa_I*`} ++ fa#5*{fa#5 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []}, export#6*{export#6 <- `export*`})}
+    -- wf_module: `%`(MODULE_module(`%`_list(type#4*{type#4 <- `type*`}), `%`_list(import#3*{import#3 <- `import*`}), `%`_list(tag#4*{tag#4 <- `tag*`}), `%`_list(global#5*{global#5 <- `global*`}), `%`_list(mem#5*{mem#5 <- `mem*`}), `%`_list(table#5*{table#5 <- `table*`}), `%`_list(func#8*{func#8 <- `func*`}), `%`_list(data#6*{data#6 <- `data*`}), `%`_list(elem#5*{elem#5 <- `elem*`}), start#4?{start#4 <- `start?`}, `%`_list(export#7*{export#7 <- `export*`})))
+    -- (wf_tag: `%`(TAG_tag(tagtype#83)))*{tagtype#83 <- `tagtype*`}
+    -- (wf_global: `%`(GLOBAL_global(globaltype#127, expr_G#2)))*{expr_G#2 <- `expr_G*`, globaltype#127 <- `globaltype*`}
+    -- (wf_mem: `%`(MEMORY_mem(memtype#127)))*{memtype#127 <- `memtype*`}
+    -- (wf_table: `%`(TABLE_table(tabletype#161, expr_T#2)))*{expr_T#2 <- `expr_T*`, tabletype#161 <- `tabletype*`}
+    -- (wf_func: `%`(FUNC_func(x#7, local#5*{local#5 <- `local*#86`}, expr_F#4)))*{expr_F#4 <- `expr_F*`, `local*#86` <- `local**`, x#7 <- `x*`}
+    -- (wf_data: `%`(DATA_data(byte#8*{byte#8 <- `byte*#114`}, datamode#112)))*{`byte*#114` <- `byte**`, datamode#112 <- `datamode*`}
+    -- (wf_elem: `%`(ELEM_elem(elemtype#5, expr_E#2*{expr_E#2 <- `expr_E*#2`}, elemmode#232)))*{elemmode#232 <- `elemmode*`, elemtype#5 <- `elemtype*`, `expr_E*#2` <- `expr_E**`}
+    -- wf_moduleinst: `%`({TYPES [], TAGS aa_I#5*{aa_I#5 <- `aa_I*`} ++ aa#5*{aa#5 <- `aa*`}, GLOBALS ga_I#5*{ga_I#5 <- `ga_I*`} ++ ga#5*{ga#5 <- `ga*`}, MEMS ma_I#5*{ma_I#5 <- `ma_I*`} ++ ma#5*{ma#5 <- `ma*`}, TABLES ta_I#5*{ta_I#5 <- `ta_I*`} ++ ta#5*{ta#5 <- `ta*`}, FUNCS fa_I#5*{fa_I#5 <- `fa_I*`} ++ fa#6*{fa#6 <- `fa*`}, DATAS [], ELEMS [], EXPORTS []})
+    -- wf_moduleinst: `%`({TYPES dt#27*{dt#27 <- `dt*`}, TAGS aa_I#6*{aa_I#6 <- `aa_I*`} ++ aa#6*{aa#6 <- `aa*`}, GLOBALS ga_I#6*{ga_I#6 <- `ga_I*`} ++ ga#6*{ga#6 <- `ga*`}, MEMS ma_I#6*{ma_I#6 <- `ma_I*`} ++ ma#6*{ma#6 <- `ma*`}, TABLES ta_I#6*{ta_I#6 <- `ta_I*`} ++ ta#6*{ta#6 <- `ta*`}, FUNCS fa_I#6*{fa_I#6 <- `fa_I*`} ++ fa#7*{fa#7 <- `fa*`}, DATAS da#3*{da#3 <- `da*`}, ELEMS ea#3*{ea#3 <- `ea*`}, EXPORTS xi#3*{xi#3 <- `xi*`}})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{store : store, module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(store, module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(store, module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(dataidx : dataidx, data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b#12^n{b#12 <- `b*`}, PASSIVE_datamode)) = []
+  def $rundata_{x : uN, n : nat, `b*` : byte*}(x, DATA_data(b#11^n{b#11 <- `b*`}, PASSIVE_datamode)) = []
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b#12^n{b#12 <- `b*`}, ACTIVE_datamode(y, instr#9*{instr#9 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(dataidx : dataidx, data : data, ret_val : instr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $rundata_{x : uN, n : nat, `b*` : byte*, y : uN, `instr*` : instr*}(x, DATA_data(b#13^n{b#13 <- `b*`}, ACTIVE_datamode(y, instr#7*{instr#7 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+  rule rundata__is_wf0{dataidx : dataidx, data : data, ret_val : instr*}:
+    `%%%`(dataidx, data, ret_val)
+    -- wf_uN: `%%`(32, dataidx)
+    -- wf_data: `%`(data)
+    -- if (ret_val = $rundata_(dataidx, data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(elemidx : elemidx, elem : elem) : instr*
@@ -15138,13 +15917,18 @@ def $runelem_(elemidx : elemidx, elem : elem) : instr*
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e#1^n{e#1 <- `e*`}, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*}(x, ELEM_elem(rt, e#2^n{e#2 <- `e*`}, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e#3^n{e#3 <- `e*`}, ACTIVE_elemmode(y, instr#8*{instr#8 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+  def $runelem_{x : uN, rt : reftype, n : nat, `e*` : expr*, y : uN, `instr*` : instr*}(x, ELEM_elem(rt, e#3^n{e#3 <- `e*`}, ACTIVE_elemmode(y, instr#10*{instr#10 <- `instr*`}))) = instr*{instr <- `instr*`} ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(elemidx : elemidx, elem : elem, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule runelem__is_wf0{elemidx : elemidx, elem : elem, ret_val : instr*}:
+    `%%%`(elemidx, elem, ret_val)
+    -- wf_uN: `%%`(32, elemidx)
+    -- wf_elem: `%`(elem)
+    -- if (ret_val = $runelem_(elemidx, elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -15156,9 +15940,25 @@ def $evalexprs(state : state, expr*) : (state, ref*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:162.1-165.46
   def $evalexprs{z : state, expr : instr*, `expr'*` : expr*, ref : ref, z' : state}(z, [expr] ++ expr'#1*{expr'#1 <- `expr'*`}) = (z'', [ref] ++ ref'*{ref' <- `ref'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [$val_ref(ref)])
-    -- let{z'' : state, `ref'*` : ref*} (z'', ref'#5*{ref'#5 <- `ref'*`}) = $evalexprs(z', expr'#2*{expr'#2 <- `expr'*`})
-    -- wf_ref: `%`(ref)
+    -- let{z'' : state, `ref'*` : ref*} (z'', ref'#7*{ref'#7 <- `ref'*`}) = $evalexprs(z', expr'#2*{expr'#2 <- `expr'*`})
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'#3*{expr'#3 <- `expr'*`}).0)
+    -- (wf_ref: `%`(iter#342))*{iter#342 <- $evalexprs(z', expr'#4*{expr'#4 <- `expr'*`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15169,9 +15969,28 @@ def $evalexprss(state : state, expr**) : (state, ref**)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:168.1-168.35
   def $evalexprss{z : state}(z, []) = (z, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:169.1-172.49
-  def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr#365*{expr#365 <- `expr*`}] ++ expr'#3*{expr'#3 <- `expr'*#1`}*{`expr'*#1` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
-    -- let{`ref*` : ref*, z' : state} (z', ref#6*{ref#6 <- `ref*`}) = $evalexprs(z, expr#366*{expr#366 <- `expr*`})
-    -- let{z'' : state, `ref'**` : ref**} (z'', ref'#6*{ref'#6 <- `ref'*#3`}*{`ref'*#3` <- `ref'**`}) = $evalexprss(z', expr'#4*{expr'#4 <- `expr'*#2`}*{`expr'*#2` <- `expr'**`})
+  def $evalexprss{z : state, `expr*` : expr*, `expr'**` : expr**}(z, [expr#365*{expr#365 <- `expr*`}] ++ expr'#5*{expr'#5 <- `expr'*#1`}*{`expr'*#1` <- `expr'**`}) = (z'', [ref*{ref <- `ref*`}] ++ ref'*{ref' <- `ref'*`}*{`ref'*` <- `ref'**`})
+    -- let{`ref*` : ref*, z' : state} (z', ref#7*{ref#7 <- `ref*`}) = $evalexprs(z, expr#366*{expr#366 <- `expr*`})
+    -- let{z'' : state, `ref'**` : ref**} (z'', ref'#8*{ref'#8 <- `ref'*#4`}*{`ref'*#4` <- `ref'**`}) = $evalexprss(z', expr'#6*{expr'#6 <- `expr'*#2`}*{`expr'*#2` <- `expr'**`})
+    -- wf_state: `%`($evalexprs(z, expr#367*{expr#367 <- `expr*`}).0)
+    -- (wf_ref: `%`(iter#343))*{iter#343 <- $evalexprs(z, expr#368*{expr#368 <- `expr*`}).1}
+    -- wf_state: `%`($evalexprss(z', expr'#7*{expr'#7 <- `expr'*#3`}*{`expr'*#3` <- `expr'**`}).0)
+    -- (wf_ref: `%`(iter#345))*{iter#345 <- iter#344}*{iter#344 <- $evalexprss(z', expr'#8*{expr'#8 <- `expr'*#4`}*{`expr'*#4` <- `expr'**`}).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(state, var_0, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15182,63 +16001,111 @@ def $evalglobals(state : state, globaltype*, expr*) : (state, val*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:175.1-175.41
   def $evalglobals{z : state}(z, [], []) = (z, [])
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:176.1-181.82
-  def $evalglobals{z : state, gt : globaltype, `gt'*` : globaltype*, expr : instr*, `expr'*` : expr*, val : val, z' : state}(z, [gt] ++ gt'#1*{gt'#1 <- `gt'*`}, [expr] ++ expr'#5*{expr'#5 <- `expr'*`}) = (z'', [val] ++ val'*{val' <- `val'*`})
+  def $evalglobals{z : state, gt : globaltype, `gt'*` : globaltype*, expr : instr*, `expr'*` : expr*, val : val, z' : state}(z, [gt] ++ gt'#1*{gt'#1 <- `gt'*`}, [expr] ++ expr'#9*{expr'#9 <- `expr'*`}) = (z'', [val] ++ val'*{val' <- `val'*`})
     -- Eval_expr: `%;%~>*%;%`(z, expr, z', [val])
     -- let{s : store, f : frame} `%;%`_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, val)
-    -- let{z'' : state, `val'*` : val*} (z'', val'#3*{val'#3 <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#2*{gt'#2 <- `gt'*`}, expr'#6*{expr'#6 <- `expr'*`})
-    -- wf_val: `%`(val)
+    -- let{z'' : state, `val'*` : val*} (z'', val'#4*{val'#4 <- `val'*`}) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#2*{gt'#2 <- `gt'*`}, expr'#10*{expr'#10 <- `expr'*`})
     -- wf_state: `%`(z')
+    -- wf_store: `%`($allocglobal(s, gt, val).0)
+    -- wf_state: `%`($evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#3*{gt'#3 <- `gt'*`}, expr'#11*{expr'#11 <- `expr'*`}).0)
+    -- (wf_val: `%`(iter#346))*{iter#346 <- $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'#4*{gt'#4 <- `gt'*`}, expr'#12*{expr'#12 <- `expr'*`}).1}
     -- wf_state: `%`(`%;%`_state(s, f))
     -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
 }
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(state, var_0, var_1, ret_val)
+    -- wf_state: `%`(state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(store : store, module : module, externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $instantiate{s : store, module : module, `externaddr*` : externaddr*, `xt_I*` : externtype*, `xt_E*` : externtype*, `expr_G*` : expr*, `globaltype*` : globaltype*, `expr_T*` : expr*, `tabletype*` : tabletype*, `byte**` : byte**, `datamode*` : datamode*, `elemmode*` : elemmode*, `expr_E**` : expr**, `reftype*` : reftype*, `x?` : idx?, moduleinst_0 : moduleinst, z : state, i_D : nat, i_E : nat}(s, module, externaddr#7*{externaddr#7 <- `externaddr*`}) = `%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E*{instr_E <- `instr_E*`} ++ instr_D*{instr_D <- `instr_D*`} ++ lift(instr_S?{instr_S <- `instr_S?`}))
     -- Module_ok: `|-%:%`(module, `%->%`_moduletype(xt_I#1*{xt_I#1 <- `xt_I*`}, xt_E#1*{xt_E#1 <- `xt_E*`}))
     -- (Externaddr_ok: `%|-%:%`(s, externaddr#8, xt_I#2))*{externaddr#8 <- `externaddr*`, xt_I#2 <- `xt_I*`}
-    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#5*{type#5 <- `type*`}), `%`_list(import#4*{import#4 <- `import*`}), `%`_list(tag#5*{tag#5 <- `tag*`}), `%`_list(global#7*{global#7 <- `global*`}), `%`_list(mem#7*{mem#7 <- `mem*`}), `%`_list(table#7*{table#7 <- `table*`}), `%`_list(func#8*{func#8 <- `func*`}), `%`_list(data#6*{data#6 <- `data*`}), `%`_list(elem#7*{elem#7 <- `elem*`}), start#6?{start#6 <- `start?`}, `%`_list(export#8*{export#8 <- `export*`})) = module
-    -- if (global#8*{global#8 <- `global*`} = GLOBAL_global(globaltype#127, expr_G#3)*{expr_G#3 <- `expr_G*`, globaltype#127 <- `globaltype*`})
-    -- if (table#8*{table#8 <- `table*`} = TABLE_table(tabletype#161, expr_T#3)*{expr_T#3 <- `expr_T*`, tabletype#161 <- `tabletype*`})
-    -- if (data#7*{data#7 <- `data*`} = DATA_data(byte#8*{byte#8 <- `byte*#117`}, datamode#116)*{`byte*#117` <- `byte**`, datamode#116 <- `datamode*`})
-    -- if (elem#8*{elem#8 <- `elem*`} = ELEM_elem(reftype#517, expr_E#3*{expr_E#3 <- `expr_E*#3`}, elemmode#237)*{elemmode#237 <- `elemmode*`, `expr_E*#3` <- `expr_E**`, reftype#517 <- `reftype*`})
-    -- if (start#7?{start#7 <- `start?`} = START_start(x#6)?{x#6 <- `x?`})
-    -- if (moduleinst_0 = {TYPES $alloctypes(type#6*{type#6 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#9*{externaddr#9 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#10*{externaddr#10 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#2)^(i_F#2<|func#9*{func#9 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- let{`type*` : type*, `import*` : import*, `tag*` : tag*, `global*` : global*, `mem*` : mem*, `table*` : table*, `func*` : func*, `data*` : data*, `elem*` : elem*, `start?` : start?, `export*` : export*} MODULE_module(`%`_list(type#5*{type#5 <- `type*`}), `%`_list(import#4*{import#4 <- `import*`}), `%`_list(tag#5*{tag#5 <- `tag*`}), `%`_list(global#6*{global#6 <- `global*`}), `%`_list(mem#6*{mem#6 <- `mem*`}), `%`_list(table#6*{table#6 <- `table*`}), `%`_list(func#9*{func#9 <- `func*`}), `%`_list(data#7*{data#7 <- `data*`}), `%`_list(elem#6*{elem#6 <- `elem*`}), start#5?{start#5 <- `start?`}, `%`_list(export#8*{export#8 <- `export*`})) = module
+    -- if (global#7*{global#7 <- `global*`} = GLOBAL_global(globaltype#129, expr_G#3)*{expr_G#3 <- `expr_G*`, globaltype#129 <- `globaltype*`})
+    -- if (table#7*{table#7 <- `table*`} = TABLE_table(tabletype#163, expr_T#3)*{expr_T#3 <- `expr_T*`, tabletype#163 <- `tabletype*`})
+    -- if (data#8*{data#8 <- `data*`} = DATA_data(byte#9*{byte#9 <- `byte*#118`}, datamode#116)*{`byte*#118` <- `byte**`, datamode#116 <- `datamode*`})
+    -- if (elem#7*{elem#7 <- `elem*`} = ELEM_elem(reftype#516, expr_E#3*{expr_E#3 <- `expr_E*#3`}, elemmode#237)*{elemmode#237 <- `elemmode*`, `expr_E*#3` <- `expr_E**`, reftype#516 <- `reftype*`})
+    -- if (start#6?{start#6 <- `start?`} = START_start(x#8)?{x#8 <- `x?`})
+    -- if (moduleinst_0 = {TYPES $alloctypes(type#6*{type#6 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#9*{externaddr#9 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#10*{externaddr#10 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#2)^(i_F#2<|func#10*{func#10 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
     -- if (z = `%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
-    -- let{z' : state, `val_G*` : val*} (z', val_G#3*{val_G#3 <- `val_G*`}) = $evalglobals(z, globaltype#129*{globaltype#129 <- `globaltype*`}, expr_G#4*{expr_G#4 <- `expr_G*`})
-    -- let{z'' : state, `ref_T*` : ref*} (z'', ref_T#3*{ref_T#3 <- `ref_T*`}) = $evalexprs(z', expr_T#4*{expr_T#4 <- `expr_T*`})
-    -- let{z''' : state, `ref_E**` : ref**} (z''', ref_E#3*{ref_E#3 <- `ref_E*#3`}*{`ref_E*#3` <- `ref_E**`}) = $evalexprss(z'', expr_E#4*{expr_E#4 <- `expr_E*#4`}*{`expr_E*#4` <- `expr_E**`})
+    -- let{z' : state, `val_G*` : val*} (z', val_G#4*{val_G#4 <- `val_G*`}) = $evalglobals(z, globaltype#131*{globaltype#131 <- `globaltype*`}, expr_G#4*{expr_G#4 <- `expr_G*`})
+    -- let{z'' : state, `ref_T*` : ref*} (z'', ref_T#4*{ref_T#4 <- `ref_T*`}) = $evalexprs(z', expr_T#4*{expr_T#4 <- `expr_T*`})
+    -- let{z''' : state, `ref_E**` : ref**} (z''', ref_E#4*{ref_E#4 <- `ref_E*#4`}*{`ref_E*#4` <- `ref_E**`}) = $evalexprss(z'', expr_E#4*{expr_E#4 <- `expr_E*#4`}*{`expr_E*#4` <- `expr_E**`})
     -- let{s''' : store, f : frame} `%;%`_state(s''', f) = z'''
-    -- let{s'''' : store, moduleinst : moduleinst} (s'''', moduleinst) = $allocmodule(s''', module, externaddr#11*{externaddr#11 <- `externaddr*`}, val_G#4*{val_G#4 <- `val_G*`}, ref_T#4*{ref_T#4 <- `ref_T*`}, ref_E#4*{ref_E#4 <- `ref_E*#4`}*{`ref_E*#4` <- `ref_E**`})
-    -- let{`instr_D*` : instr*} instr_D#1*{instr_D#1 <- `instr_D*`} = $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#1), data#9*{data#9 <- `data*`}[i_D#1])^(i_D#1<|data#8*{data#8 <- `data*`}|){})
-    -- let{`instr_E*` : instr*} instr_E#1*{instr_E#1 <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#1), elem#10*{elem#10 <- `elem*`}[i_E#1])^(i_E#1<|elem#9*{elem#9 <- `elem*`}|){})
-    -- let{`instr_S?` : instr?} instr_S#1?{instr_S#1 <- `instr_S?`} = CALL_instr(x#7)?{x#7 <- `x?`}
+    -- let{s'''' : store, moduleinst : moduleinst} (s'''', moduleinst) = $allocmodule(s''', module, externaddr#11*{externaddr#11 <- `externaddr*`}, val_G#5*{val_G#5 <- `val_G*`}, ref_T#5*{ref_T#5 <- `ref_T*`}, ref_E#5*{ref_E#5 <- `ref_E*#5`}*{`ref_E*#5` <- `ref_E**`})
+    -- let{`instr_D*` : instr*} instr_D#1*{instr_D#1 <- `instr_D*`} = $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#1), data#10*{data#10 <- `data*`}[i_D#1])^(i_D#1<|data#9*{data#9 <- `data*`}|){})
+    -- let{`instr_E*` : instr*} instr_E#1*{instr_E#1 <- `instr_E*`} = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#1), elem#9*{elem#9 <- `elem*`}[i_E#1])^(i_E#1<|elem#8*{elem#8 <- `elem*`}|){})
+    -- let{`instr_S?` : instr?} instr_S#1?{instr_S#1 <- `instr_S?`} = CALL_instr(x#9)?{x#9 <- `x?`}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE moduleinst}), instr_E#2*{instr_E#2 <- `instr_E*`} ++ instr_D#2*{instr_D#2 <- `instr_D*`} ++ lift(instr_S#2?{instr_S#2 <- `instr_S?`})))
+    -- wf_state: `%`($evalglobals(z, globaltype#132*{globaltype#132 <- `globaltype*`}, expr_G#5*{expr_G#5 <- `expr_G*`}).0)
+    -- (wf_val: `%`(iter#347))*{iter#347 <- $evalglobals(z, globaltype#133*{globaltype#133 <- `globaltype*`}, expr_G#6*{expr_G#6 <- `expr_G*`}).1}
+    -- wf_state: `%`($evalexprs(z', expr_T#5*{expr_T#5 <- `expr_T*`}).0)
+    -- (wf_ref: `%`(iter#348))*{iter#348 <- $evalexprs(z', expr_T#6*{expr_T#6 <- `expr_T*`}).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E#5*{expr_E#5 <- `expr_E*#5`}*{`expr_E*#5` <- `expr_E**`}).0)
+    -- (wf_ref: `%`(iter#350))*{iter#350 <- iter#349}*{iter#349 <- $evalexprss(z'', expr_E#6*{expr_E#6 <- `expr_E*#6`}*{`expr_E*#6` <- `expr_E**`}).1}
+    -- wf_store: `%`($allocmodule(s''', module, externaddr#12*{externaddr#12 <- `externaddr*`}, val_G#6*{val_G#6 <- `val_G*`}, ref_T#6*{ref_T#6 <- `ref_T*`}, ref_E#6*{ref_E#6 <- `ref_E*#6`}*{`ref_E*#6` <- `ref_E**`}).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', module, externaddr#13*{externaddr#13 <- `externaddr*`}, val_G#7*{val_G#7 <- `val_G*`}, ref_T#7*{ref_T#7 <- `ref_T*`}, ref_E#7*{ref_E#7 <- `ref_E*#7`}*{`ref_E*#7` <- `ref_E**`}).1)
+    -- (wf_instr: `%`(iter#351))*{iter#351 <- $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#2), data#12*{data#12 <- `data*`}[i_D#2])^(i_D#2<|data#11*{data#11 <- `data*`}|){})}
+    -- (wf_instr: `%`(iter#352))*{iter#352 <- $rundata_(`%`_dataidx(i_D#3), data#14*{data#14 <- `data*`}[i_D#3])}^(i_D#3<|data#13*{data#13 <- `data*`}|){}
+    -- (wf_instr: `%`(iter#353))*{iter#353 <- $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#2), elem#11*{elem#11 <- `elem*`}[i_E#2])^(i_E#2<|elem#10*{elem#10 <- `elem*`}|){})}
+    -- (wf_instr: `%`(iter#354))*{iter#354 <- $runelem_(`%`_elemidx(i_E#3), elem#13*{elem#13 <- `elem*`}[i_E#3])}^(i_E#3<|elem#12*{elem#12 <- `elem*`}|){}
     -- wf_moduletype: `%`(`%->%`_moduletype(xt_I#3*{xt_I#3 <- `xt_I*`}, xt_E#2*{xt_E#2 <- `xt_E*`}))
-    -- wf_module: `%`(MODULE_module(`%`_list(type#7*{type#7 <- `type*`}), `%`_list(import#5*{import#5 <- `import*`}), `%`_list(tag#6*{tag#6 <- `tag*`}), `%`_list(global#9*{global#9 <- `global*`}), `%`_list(mem#8*{mem#8 <- `mem*`}), `%`_list(table#9*{table#9 <- `table*`}), `%`_list(func#10*{func#10 <- `func*`}), `%`_list(data#10*{data#10 <- `data*`}), `%`_list(elem#11*{elem#11 <- `elem*`}), start#8?{start#8 <- `start?`}, `%`_list(export#9*{export#9 <- `export*`})))
-    -- (wf_global: `%`(GLOBAL_global(globaltype#130, expr_G#5)))*{expr_G#5 <- `expr_G*`, globaltype#130 <- `globaltype*`}
-    -- (wf_table: `%`(TABLE_table(tabletype#163, expr_T#5)))*{expr_T#5 <- `expr_T*`, tabletype#163 <- `tabletype*`}
-    -- (wf_data: `%`(DATA_data(byte#9*{byte#9 <- `byte*#119`}, datamode#118)))*{`byte*#119` <- `byte**`, datamode#118 <- `datamode*`}
-    -- (wf_elem: `%`(ELEM_elem(reftype#519, expr_E#5*{expr_E#5 <- `expr_E*#5`}, elemmode#239)))*{elemmode#239 <- `elemmode*`, `expr_E*#5` <- `expr_E**`, reftype#519 <- `reftype*`}
-    -- (wf_start: `%`(START_start(x#8)))?{x#8 <- `x?`}
-    -- wf_moduleinst: `%`({TYPES $alloctypes(type#8*{type#8 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#12*{externaddr#12 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#13*{externaddr#13 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#3)^(i_F#3<|func#11*{func#11 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- wf_module: `%`(MODULE_module(`%`_list(type#7*{type#7 <- `type*`}), `%`_list(import#5*{import#5 <- `import*`}), `%`_list(tag#6*{tag#6 <- `tag*`}), `%`_list(global#8*{global#8 <- `global*`}), `%`_list(mem#7*{mem#7 <- `mem*`}), `%`_list(table#8*{table#8 <- `table*`}), `%`_list(func#11*{func#11 <- `func*`}), `%`_list(data#15*{data#15 <- `data*`}), `%`_list(elem#14*{elem#14 <- `elem*`}), start#7?{start#7 <- `start?`}, `%`_list(export#9*{export#9 <- `export*`})))
+    -- (wf_global: `%`(GLOBAL_global(globaltype#134, expr_G#7)))*{expr_G#7 <- `expr_G*`, globaltype#134 <- `globaltype*`}
+    -- (wf_table: `%`(TABLE_table(tabletype#165, expr_T#7)))*{expr_T#7 <- `expr_T*`, tabletype#165 <- `tabletype*`}
+    -- (wf_data: `%`(DATA_data(byte#10*{byte#10 <- `byte*#120`}, datamode#118)))*{`byte*#120` <- `byte**`, datamode#118 <- `datamode*`}
+    -- (wf_elem: `%`(ELEM_elem(reftype#518, expr_E#7*{expr_E#7 <- `expr_E*#7`}, elemmode#239)))*{elemmode#239 <- `elemmode*`, `expr_E*#7` <- `expr_E**`, reftype#518 <- `reftype*`}
+    -- (wf_start: `%`(START_start(x#10)))?{x#10 <- `x?`}
+    -- wf_moduleinst: `%`({TYPES $alloctypes(type#8*{type#8 <- `type*`}), TAGS [], GLOBALS $globalsxa(externaddr#14*{externaddr#14 <- `externaddr*`}), MEMS [], TABLES [], FUNCS $funcsxa(externaddr#15*{externaddr#15 <- `externaddr*`}) ++ (|s.FUNCS_store| + i_F#3)^(i_F#3<|func#12*{func#12 <- `func*`}|){}, DATAS [], ELEMS [], EXPORTS []})
     -- wf_state: `%`(`%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
     -- wf_state: `%`(`%;%`_state(s''', f))
-    -- (wf_uN: `%%`(32, `%`_uN(i_D#2)))^(i_D#2<|data#11*{data#11 <- `data*`}|){}
-    -- (wf_uN: `%%`(32, `%`_uN(i_E#2)))^(i_E#2<|elem#12*{elem#12 <- `elem*`}|){}
-    -- (wf_instr: `%`(CALL_instr(x#9)))?{x#9 <- `x?`}
+    -- (wf_uN: `%%`(32, `%`_uN(i_D#4)))^(i_D#4<|data#16*{data#16 <- `data*`}|){}
+    -- (wf_uN: `%%`(32, `%`_uN(i_E#4)))^(i_E#4<|elem#15*{elem#15 <- `elem*`}|){}
+    -- (wf_instr: `%`(CALL_instr(x#11)))?{x#11 <- `x?`}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(store : store, module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{store : store, module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(store, module, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- wf_module: `%`(module)
+    -- if (ret_val = $instantiate(store, module, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(store : store, funcaddr : funcaddr, val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $invoke{s : store, funcaddr : nat, `val*` : val*, `t_1*` : valtype*, `t_2*` : valtype*}(s, funcaddr, val#1*{val#1 <- `val*`}) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), $instr_val(val)*{val <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr($typeuse_deftype(s.FUNCS_store[funcaddr].TYPE_funcinst))])
-    -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1#6*{t_1#6 <- `t_1*`}), `%`_resulttype(t_2#6*{t_2#6 <- `t_2*`})))
-    -- (Val_ok: `%|-%:%`(s, val#2, t_1#7))*{t_1#7 <- `t_1*`, val#2 <- `val*`}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), $instr_val(val#3)*{val#3 <- `val*`} ++ [`REF.FUNC_ADDR`_instr(funcaddr) CALL_REF_instr($typeuse_deftype(s.FUNCS_store[funcaddr].TYPE_funcinst))]))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#8*{t_1#8 <- `t_1*`}), `%`_resulttype(t_2#7*{t_2#7 <- `t_2*`})))
+    -- Expand: `%~~%`(s.FUNCS_store[funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1#4*{t_1#4 <- `t_1*`}), `%`_resulttype(t_2#4*{t_2#4 <- `t_2*`})))
+    -- (Val_ok: `%|-%:%`(s, val#2, t_1#5))*{t_1#5 <- `t_1*`, val#2 <- `val*`}
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1#6*{t_1#6 <- `t_1*`}), `%`_resulttype(t_2#5*{t_2#5 <- `t_2*`})))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{store : store, funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(store, funcaddr, var_0, ret_val)
+    -- wf_store: `%`(store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(store, funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
@@ -15258,6 +16125,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(N, rat, ret_val)
+    -- if (ret_val = $ieee_(N, rat))
+    -- wf_fNmag: `%%`(N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -15302,11 +16177,23 @@ rec {
 def $concat_idctxt(idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{I : idctxt, `I'*` : I*}([I] ++ I'#1*{I'#1 <- `I'*`}) = I +++ $concat_idctxt(I'*{I' <- `I'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -15324,7 +16211,17 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, I.LABELS_I))
     -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])))*{`field*` <- `field**`}
     -- if ([?(`%`_name(field*{field <- `field*`}))*{`field*` <- `field**`}] = I.FIELDS_I)
-    -- wf_idctxt: `%`(I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(`%`_name(field*{field <- `field*`}))])}*{`field*` <- `field**`}
     -- (wf_name: `%`(`%`_name(field*{field <- `field*`})))*{`field*` <- `field**`}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
@@ -15472,6 +16369,19 @@ def $importsd(decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -15485,6 +16395,19 @@ def $tagsd(decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -15498,6 +16421,19 @@ def $globalsd(decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -15511,6 +16447,19 @@ def $memsd(decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -15524,6 +16473,19 @@ def $tablesd(decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -15537,6 +16499,19 @@ def $funcsd(decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -15550,6 +16525,19 @@ def $datasd(decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -15563,6 +16551,19 @@ def $elemsd(decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -15576,6 +16577,19 @@ def $startsd(decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -15586,11 +16600,25 @@ def $exportsd(decl*) : export*
   def $exportsd{decl : decl, `decl'*` : decl*}([decl] ++ decl'#33*{decl'#33 <- `decl'*`}) = $exportsd(decl'*{decl' <- `decl'*`})
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{`decl*` : decl*}(decl#1*{decl#1 <- `decl*`}) = true
     -- if ($importsd(decl#2*{decl#2 <- `decl*`}) = [])
+    -- (wf_import: `%`(iter#355))*{iter#355 <- $importsd(decl#3*{decl#3 <- `decl*`})}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{name : name, name_0 : name, externtype : externtype, `decl_1*` : decl*, `decl_2*` : decl*}(decl_1#1*{decl_1#1 <- `decl_1*`} ++ [IMPORT_decl(name, name_0, externtype)] ++ decl_2#1*{decl_2#1 <- `decl_2*`}) = (((((($importsd(decl_1#7*{decl_1#7 <- `decl_1*`}) = []) /\ ($tagsd(decl_1#6*{decl_1#6 <- `decl_1*`}) = [])) /\ ($globalsd(decl_1#5*{decl_1#5 <- `decl_1*`}) = [])) /\ ($memsd(decl_1#4*{decl_1#4 <- `decl_1*`}) = [])) /\ ($tablesd(decl_1#3*{decl_1#3 <- `decl_1*`}) = [])) /\ ($funcsd(decl_1#2*{decl_1#2 <- `decl_1*`}) = []))
 
@@ -15616,7 +16644,6 @@ relation Context_ok: `|-%:OK`(context)
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([$valtype_reftype(rt)])))*{rt <- `rt*`}
     -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([$valtype_reftype(rt')])))?{rt' <- `rt'?`}
     -- (if ($proj_uN_0(x).0 < |dt_F*{dt_F <- `dt_F*`}|))*{x <- `x*`}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS jt*{jt <- `jt*`}, GLOBALS gt*{gt <- `gt*`}, MEMS mt*{mt <- `mt*`}, TABLES tt*{tt <- `tt*`}, FUNCS dt_F*{dt_F <- `dt_F*`}, DATAS ok*{ok <- `ok*`}, ELEMS et*{et <- `et*`}, LOCALS lct*{lct <- `lct*`}, LABELS [`%`_resulttype($valtype_reftype(rt)*{rt <- `rt*`})], RETURN ?(`%`_resulttype(lift($valtype_reftype(rt')?{rt' <- `rt'?`}))), REFS x*{x <- `x*`}, RECS st^m{st <- `st*`}})
     -- wf_context: `%`({TYPES dt^n{dt <- `dt*`}, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
@@ -15632,23 +16659,16 @@ relation Localval_ok: `%|-%:%`(store, val?, localtype)
   rule set{s : store, val : val, t : valtype}:
     `%|-%:%`(s, ?(val), `%%`_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
     `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{s : store, `b*` : byte*}:
     `%|-%:%`(s, {BYTES b*{b <- `b*`}}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -15657,8 +16677,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref*{ref <- `ref*`}}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15667,9 +16685,7 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule _{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
@@ -15697,9 +16713,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- if $disjoint_(syntax name, exportinst.NAME_exportinst*{exportinst <- `exportinst*`})
     -- if (|TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}| > 0)
     -- (if (exportinst.ADDR_exportinst <- TAG_externaddr(tagaddr)*{tagaddr <- `tagaddr*`} ++ GLOBAL_externaddr(globaladdr)*{globaladdr <- `globaladdr*`} ++ MEM_externaddr(memaddr)*{memaddr <- `memaddr*`} ++ TABLE_externaddr(tableaddr)*{tableaddr <- `tableaddr*`} ++ FUNC_externaddr(funcaddr)*{funcaddr <- `funcaddr*`}))*{exportinst <- `exportinst*`}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagaddr*{tagaddr <- `tagaddr*`}, GLOBALS globaladdr*{globaladdr <- `globaladdr*`}, MEMS memaddr*{memaddr <- `memaddr*`}, TABLES tableaddr*{tableaddr <- `tableaddr*`}, FUNCS funcaddr*{funcaddr <- `funcaddr*`}, DATAS dataaddr*{dataaddr <- `dataaddr*`}, ELEMS elemaddr*{elemaddr <- `elemaddr*`}, EXPORTS exportinst*{exportinst <- `exportinst*`}})
-    -- wf_context: `%`({TYPES deftype*{deftype <- `deftype*`}, TAGS tagtype*{tagtype <- `tagtype*`}, GLOBALS globaltype*{globaltype <- `globaltype*`}, MEMS memtype*{memtype <- `memtype*`}, TABLES tabletype*{tabletype <- `tabletype*`}, FUNCS deftype_F*{deftype_F <- `deftype_F*`}, DATAS datatype*{datatype <- `datatype*`}, ELEMS elemtype*{elemtype <- `elemtype*`}, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr*{funcaddr <- `funcaddr*`}|){}, RECS subtype*{subtype <- `subtype*`}})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(tagtype)))*{tagtype <- `tagtype*`}
     -- (wf_externtype: `%`(GLOBAL_externtype(globaltype)))*{globaltype <- `globaltype*`}
@@ -15715,10 +16728,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- if (|`lct*`| = |`val?*`|)
     -- (Localval_ok: `%|-%:%`(s, val?{val <- `val?`}, lct))*{lct <- `lct*`, `val?` <- `val?*`}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val?{val <- `val?`}*{`val?` <- `val?*`}, MODULE moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct*{lct <- `lct*`}, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -15729,29 +16738,18 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   rule plain{s : store, C : context, instr : instr, `t_1*` : valtype*, `x*` : idx*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instr_ok: `%|-%:%`(C, instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, ref : ref, rt : reftype}:
     `%;%|-%:%`(s, C, $instr_ref(ref), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_reftype(rt)])))
     -- Ref_ok: `%|-%:%`(s, ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_reftype(rt)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, n : n, `instr'*` : instr*, `instr*` : instr*, `t*` : valtype*, `t'*` : valtype*, `x'*` : idx*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr'*{instr' <- `instr'*`}, `%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(n, instr'*{instr' <- `instr'*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'^n{t' <- `t'*`}), x'*{x' <- `x'*`}, `%`_resulttype(t*{t <- `t*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'^n{t' <- `t'*`})], RETURN ?(), REFS [], RECS []})
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`})))
@@ -15761,30 +16759,19 @@ relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
     `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
     -- Frame_ok: `%|-%:%`(s, f, C')
     -- Expr_ok2: `%;%|-%:%`(s, C', instr*{instr <- `instr*`}, `%`_resulttype(t^n{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(n, f, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t^n{t <- `t*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, n : n, `catch*` : catch*, `instr*` : instr*, `t_1*` : valtype*, `t_2*` : valtype*, `x*` : idx*}:
     `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}), `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (Catch_ok: `%|-%:OK`(C, catch))*{catch <- `catch*`}
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(n, catch*{catch <- `catch*`}, instr*{instr <- `instr*`}))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, `t_1*` : valtype*, `t_2*` : valtype*}:
     `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
@@ -15792,9 +16779,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
     `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, `instr_2*` : instr*, `t_1*` : valtype*, `x_1*` : idx*, `x_2*` : idx*, `t_3*` : valtype*, `t_2*` : valtype*, `init*` : init*, `t*` : valtype*}:
@@ -15806,11 +16790,7 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`, x_1 <- `x_1*`}
     -- if ($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`}) =/= ?())
     -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})), instr_2*{instr_2 <- `instr_2*`}, `%->_%%`_instrtype(`%`_resulttype(t_2*{t_2 <- `t_2*`}), x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- `instr_2*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`} ++ x_2*{x_2 <- `x_2*`}, `%`_resulttype(t_3*{t_3 <- `t_3*`})))
+    -- wf_context: `%`(!($with_locals(C, x_1*{x_1 <- `x_1*`}, `%%`_localtype(SET_init, t)*{t <- `t*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x_1*{x_1 <- `x_1*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- (wf_localtype: `%`(`%%`_localtype(init, t)))*{init <- `init*`, t <- `t*`}
     -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- `t*`}
@@ -15822,10 +16802,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
@@ -15833,10 +16809,6 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t*{t <- `t*`}))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t*{t <- `t*`} ++ t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t*{t <- `t*`} ++ t_2*{t_2 <- `t_2*`})))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), x*{x <- `x*`}, `%`_resulttype(t_2*{t_2 <- `t_2*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
@@ -15845,9 +16817,6 @@ relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   rule _{s : store, C : context, `instr*` : instr*, `t*` : valtype*}:
     `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(instr))*{instr <- `instr*`}
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t*{t <- `t*`})))
 }
 
@@ -15857,8 +16826,6 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule _{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15868,10 +16835,8 @@ relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
     `%|-%:%`(s, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- Val_ok: `%|-%:%`(s, val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(`%%`_globaltype(mut?{mut <- `mut?`}, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
@@ -15880,10 +16845,8 @@ relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
     `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- if (|b*{b <- `b*`}| = (n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
@@ -15893,10 +16856,8 @@ relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
     -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- if (|ref*{ref <- `ref*`}| = n)
     -- (Ref_ok: `%|-%:%`(s, ref, rt))*{ref <- `ref*`}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -15907,9 +16868,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, moduleinst, C)
     -- Func_ok: `%|-%:%`(C, func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE moduleinst, CODE $funccode_func(func)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15920,8 +16879,6 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
     -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
     -- if (|`fv*`| = |`zt*`|)
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`, zt <- `zt*`}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15931,8 +16888,6 @@ relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
     `%|-%:OK`(s, {TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- `fv*`}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15945,8 +16900,6 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
     -- if (|`t*`| = |`val*`|)
     -- (Val_ok: `%|-%:%`(s, val, t))*{t <- `t*`, val <- `val*`}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
     -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t*{t <- `t*`}), `%`_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15959,9 +16912,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
@@ -15972,8 +16922,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- if (i < |ft*{ft <- `ft*`}|)
     -- if (ft*{ft <- `ft*`}[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft*{ft <- `ft*`})))
     -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
 
@@ -15983,8 +16931,6 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     -- if (i < |s.ARRAYS_store[a].FIELDS_arrayinst|)
     -- if (a < |s.ARRAYS_store|)
     -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
@@ -15992,14 +16938,10 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, $fieldval_val(s.EXNS_store[a].FIELDS_exninst[i]))
     -- if (i < |s.EXNS_store[a].FIELDS_exninst|)
     -- if (a < |s.EXNS_store|)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule `ref.extern`{ref : ref, s : store}:
     `%>>_%%`(`REF.EXTERN`_fieldval(ref), s, $fieldval_ref(ref))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16017,9 +16959,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule _{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -16047,7 +16986,6 @@ relation Store_ok: `|-%:OK`(store)
     -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst*{arrayinst <- `arrayinst*`}|){}
     -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst*{exninst <- `exninst*`}|){}
     -- if (s = {TAGS taginst*{taginst <- `taginst*`}, GLOBALS globalinst*{globalinst <- `globalinst*`}, MEMS meminst*{meminst <- `meminst*`}, TABLES tableinst*{tableinst <- `tableinst*`}, FUNCS funcinst*{funcinst <- `funcinst*`}, DATAS datainst*{datainst <- `datainst*`}, ELEMS eleminst*{eleminst <- `eleminst*`}, STRUCTS structinst*{structinst <- `structinst*`}, ARRAYS arrayinst*{arrayinst <- `arrayinst*`}, EXNS exninst*{exninst <- `exninst*`}})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(tagtype))*{tagtype <- `tagtype*`}
     -- (wf_globaltype: `%`(globaltype))*{globaltype <- `globaltype*`}
     -- (wf_memtype: `%`(memtype))*{memtype <- `memtype*`}
@@ -16063,7 +17001,6 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
@@ -16071,8 +17008,6 @@ relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   rule _{`mut?` : mut?, t : valtype, val : val, val' : val}:
     `%<=%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val}, {TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
     -- if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut?{mut <- `mut?`}, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
@@ -16081,8 +17016,6 @@ relation Extend_meminst: `%<=%`(meminst, meminst)
     `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
     -- if (n <= n')
     -- if (|b*{b <- `b*`}| <= |b'*{b' <- `b'*`}|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m)))), BYTES b*{b <- `b*`}})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m)))), BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
@@ -16091,15 +17024,12 @@ relation Extend_tableinst: `%<=%`(tableinst, tableinst)
     `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
     -- if (n <= n')
     -- if (|ref*{ref <- `ref*`}| <= |ref'*{ref' <- `ref'*`}|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n), ?(`%`_u64(m))), rt), REFS ref*{ref <- `ref*`}})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(m))), rt), REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -16107,8 +17037,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule _{`b*` : byte*, `b'*` : byte*}:
     `%<=%`({BYTES b*{b <- `b*`}}, {BYTES b'*{b' <- `b'*`}})
     -- if ((b*{b <- `b*`} = b'*{b' <- `b'*`}) \/ (b'*{b' <- `b'*`} = []))
-    -- wf_datainst: `%`({BYTES b*{b <- `b*`}})
-    -- wf_datainst: `%`({BYTES b'*{b' <- `b'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -16116,8 +17044,6 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule _{rt : reftype, `ref*` : ref*, `ref'*` : ref*}:
     `%<=%`({TYPE rt, REFS ref*{ref <- `ref*`}}, {TYPE rt, REFS ref'*{ref' <- `ref'*`}})
     -- if ((ref*{ref <- `ref*`} = ref'*{ref' <- `ref'*`}) \/ (ref'*{ref' <- `ref'*`} = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref*{ref <- `ref*`}})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'*{ref' <- `ref'*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
@@ -16128,8 +17054,6 @@ relation Extend_structinst: `%<=%`(structinst, structinst)
     -- if (|`fv*`| = |`fv'*`|)
     -- if (|`fv*`| = |`mut?*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`, `mut?` <- `mut?*`}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)*{`mut?` <- `mut?*`, zt <- `zt*`})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16140,8 +17064,6 @@ relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
     -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
     -- if (|`fv*`| = |`fv'*`|)
     -- (if ((mut?{mut <- `mut?`} = ?(MUT_mut)) \/ (fv = fv')))*{fv <- `fv*`, fv' <- `fv'*`}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv*{fv <- `fv*`}})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'*{fv' <- `fv'*`}})
     -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut?{mut <- `mut?`}, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16149,7 +17071,6 @@ relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule _{ta : tagaddr, `val*` : val*}:
     `%<=%`({TAG ta, FIELDS val*{val <- `val*`}}, {TAG ta, FIELDS val*{val <- `val*`}})
-    -- wf_exninst: `%`({TAG ta, FIELDS val*{val <- `val*`}})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -16186,8 +17107,6 @@ relation Extend_store: `%<=%`(store, store)
     -- (if (a < |s.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (if (a < |s'.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
@@ -16196,8 +17115,6 @@ relation State_ok: `|-%:%`(state, context)
     `|-%:%`(`%;%`_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
@@ -16208,7 +17125,6 @@ relation Config_ok: `|-%:OK`(config)
     -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- `t*`}
-    -- wf_config: `%`(`%;%`_config(z, instr*{instr <- `instr*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -16269,18 +17185,12 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule `i32.add`{C : context}:
     `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule `global.get`{C : context, x : idx, t : valtype, mut : mut}:
     `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
     -- wf_globaltype: `%`(`%%`_globaltype(?(mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
@@ -16288,8 +17198,6 @@ relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
     `%|-%:%`(C, [BLOCK_instr(blocktype, instr*{instr <- `instr*`})], `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- Blocktype_ok: `%|-%:%`(C, blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []} +++ C, instr*{instr <- `instr*`}, `%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(blocktype, instr*{instr <- `instr*`}))
     -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1*{t_1 <- `t_1*`}), [], `%`_resulttype(t_2*{t_2 <- `t_2*`})))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2*{t_2 <- `t_2*`})], RETURN ?(), REFS [], RECS []})
 }
@@ -16299,27 +17207,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule 4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(n : n, `instr*` : instr*)
@@ -16345,6 +17252,15 @@ relation wf_callframe: `%`(callframe)
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $allocX(syntax X, syntax Y, store : store, X : X, Y : Y) : (store, addr)
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax X, syntax Y): `%%%%`(store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax X, syntax Y, store : store, X_0 : X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocX(syntax X, syntax Y, store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
@@ -16356,6 +17272,21 @@ def $allocXs(syntax X, syntax Y, store : store, X*, Y*) : (store, addr*)
   def $allocXs{syntax X, syntax Y, s : store, X : X, `X'*` : X*, Y : Y, `Y'*` : Y*}(syntax X, syntax Y, s, [X] ++ X'#1*{X'#1 <- `X'*`}, [Y] ++ Y'#1*{Y'#1 <- `Y'*`}) = (s_2, [a] ++ a'*{a' <- `a'*`})
     -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
     -- let{s_2 : store, `a'*` : addr*} (s_2, a'#1*{a'#1 <- `a'*`}) = $allocXs(syntax X, syntax Y, s_1, X'#2*{X'#2 <- `X'*`}, Y'#2*{Y'#2 <- `Y'*`})
+    -- wf_store: `%`($allocX(syntax X, syntax Y, s, X, Y).0)
+    -- wf_store: `%`($allocXs(syntax X, syntax Y, s_1, X'#3*{X'#3 <- `X'*`}, Y'#3*{Y'#3 <- `Y'*`}).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax X, syntax Y): `%%%%`(store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax X, syntax Y, store : store, var_0 : X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(store, var_0, var_1, ret_val)
+    -- wf_store: `%`(store)
+    -- if (ret_val = $allocXs(syntax X, syntax Y, store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
diff --git a/spectec/test-middlend/specification.exp/13-improve-ids.il b/spectec/test-middlend/specification.exp/13-improve-ids.il
index 318fa9324d..70ebf027a2 100644
--- a/spectec/test-middlend/specification.exp/13-improve-ids.il
+++ b/spectec/test-middlend/specification.exp/13-improve-ids.il
@@ -156,61 +156,61 @@ def $ND : bool
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 syntax bit = 
-  | `%`(i : nat)
+  | mk_bit(i : nat)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 relation wf_bit: `%`(bit)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   rule bit_case_0{i : nat}:
-    `%`(`%`_bit(i))
+    `%`(mk_bit_bit(i))
     -- if ((i = 0) \/ (i = 1))
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 syntax byte = 
-  | `%`(i : nat)
+  | mk_byte(i : nat)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $proj_byte_0(x : byte) : (nat)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
-  def $proj_byte_0{v_num_0 : nat}(`%`_byte(v_num_0)) = (v_num_0)
+  def $proj_byte_0{v_num_0 : nat}(mk_byte_byte(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 relation wf_byte: `%`(byte)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   rule byte_case_0{i : nat}:
-    `%`(`%`_byte(i))
+    `%`(mk_byte_byte(i))
     -- if ((i >= 0) /\ (i <= 255))
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 syntax uN = 
-  | `%`(i : nat)
+  | mk_uN(i : nat)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $proj_uN_0(x : uN) : (nat)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
-  def $proj_uN_0{v_num_0 : nat}(`%`_uN(v_num_0)) = (v_num_0)
+  def $proj_uN_0{v_num_0 : nat}(mk_uN_uN(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 relation wf_uN: `%%`(N, uN)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   rule uN_case_0{v_N : N, i : nat}:
-    `%%`(v_N, `%`_uN(i))
+    `%%`(v_N, mk_uN_uN(i))
     -- if ((i >= 0) /\ (i <= ((((2 ^ v_N) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 syntax sN = 
-  | `%`(i : int)
+  | mk_sN(i : int)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $proj_sN_0(x : sN) : (int)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
-  def $proj_sN_0{v_num_0 : int}(`%`_sN(v_num_0)) = (v_num_0)
+  def $proj_sN_0{v_num_0 : int}(mk_sN_sN(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 relation wf_sN: `%%`(N, sN)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   rule sN_case_0{v_N : N, i : int}:
-    `%%`(v_N, `%`_sN(i))
+    `%%`(v_N, mk_sN_sN(i))
     -- if ((((i >= - ((2 ^ (((v_N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> int)) /\ (i <= - (1 : nat <:> int))) \/ (i = (0 : nat <:> int))) \/ ((i >= + (1 : nat <:> int)) /\ (i <= (+ ((2 ^ (((v_N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> int) - (1 : nat <:> int)))))
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
@@ -329,19 +329,40 @@ syntax f64 = fN
 def $fzero(v_N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fzero{v_N : nat}(v_N) = POS_fN(SUBNORM_fNmag(0))
-    -- wf_fN: `%%`(v_N, POS_fN(SUBNORM_fNmag(0)))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fzero_is_wf: `%%`(v_N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fzero_is_wf0{v_N : N, ret_val : fN}:
+    `%%`(v_N, ret_val)
+    -- if (ret_val = $fzero(v_N))
+    -- wf_fN: `%%`(v_N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fnat(v_N : N, nat : nat) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fnat{v_N : nat, v_n : nat}(v_N, v_n) = POS_fN(NORM_fNmag(v_n, (0 : nat <:> int)))
-    -- wf_fN: `%%`(v_N, POS_fN(NORM_fNmag(v_n, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fnat_is_wf: `%%%`(v_N : N, nat : nat, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fnat_is_wf0{v_N : N, nat : nat, ret_val : fN}:
+    `%%%`(v_N, nat, ret_val)
+    -- if (ret_val = $fnat(v_N, nat))
+    -- wf_fN: `%%`(v_N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $fone(v_N : N) : fN
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $fone{v_N : nat}(v_N) = POS_fN(NORM_fNmag(1, (0 : nat <:> int)))
-    -- wf_fN: `%%`(v_N, POS_fN(NORM_fNmag(1, (0 : nat <:> int))))
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation fone_is_wf: `%%`(v_N : N, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule fone_is_wf0{v_N : N, ret_val : fN}:
+    `%%`(v_N, ret_val)
+    -- if (ret_val = $fone(v_N))
+    -- wf_fN: `%%`(v_N, ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $canon_(v_N : N) : nat
@@ -356,28 +377,28 @@ syntax v128 = vN
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 syntax list{syntax X}(syntax X) = 
-  | `%`(X_lst : X*)
+  | mk_list(X_lst : X*)
     -- if (|X_lst| < (2 ^ 32))
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $proj_list_0(syntax X, x : list(syntax X)) : (X*)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
-  def $proj_list_0{syntax X, v_X_list_0 : X*}(syntax X, `%`_list(v_X_list_0)) = (v_X_list_0)
+  def $proj_list_0{syntax X, v_X_list_0 : X*}(syntax X, mk_list_list(v_X_list_0)) = (v_X_list_0)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 syntax char = 
-  | `%`(i : nat)
+  | mk_char(i : nat)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $proj_char_0(x : char) : (nat)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
-  def $proj_char_0{v_num_0 : nat}(`%`_char(v_num_0)) = (v_num_0)
+  def $proj_char_0{v_num_0 : nat}(mk_char_char(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 relation wf_char: `%`(char)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   rule char_case_0{i : nat}:
-    `%`(`%`_char(i))
+    `%`(mk_char_char(i))
     -- if (((i >= 0) /\ (i <= 55295)) \/ ((i >= 57344) /\ (i <= 1114111)))
 
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
@@ -396,45 +417,49 @@ def $utf8(var_0 : char*) : byte*
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:53.1-55.15
   def $utf8{ch : char}([ch]) = [b]
     -- if ($proj_char_0(ch).0 < 128)
-    -- let{b : byte} b = `%`_byte($proj_char_0(ch).0)
-    -- wf_byte: `%`(`%`_byte($proj_char_0(ch).0))
+    -- let{b : byte} b = mk_byte_byte($proj_char_0(ch).0)
+    -- wf_byte: `%`(mk_byte_byte($proj_char_0(ch).0))
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:56.1-58.46
   def $utf8{ch : char, b_1 : byte, b_2 : byte}([ch]) = [b_1 b_2]
     -- if ((128 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 2048))
     -- if ($proj_char_0(ch).0 = (((2 ^ 6) * ((($proj_byte_0(b_1).0 : nat <:> int) - (192 : nat <:> int)) : int <:> nat)) + $cont(b_2)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:59.1-61.64
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte}([ch]) = [b_1 b_2 b_3]
     -- if (((2048 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 55296)) \/ ((57344 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 65536)))
     -- if ($proj_char_0(ch).0 = ((((2 ^ 12) * ((($proj_byte_0(b_1).0 : nat <:> int) - (224 : nat <:> int)) : int <:> nat)) + ((2 ^ 6) * $cont(b_2))) + $cont(b_3)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:62.1-64.82
   def $utf8{ch : char, b_1 : byte, b_2 : byte, b_3 : byte, b_4 : byte}([ch]) = [b_1 b_2 b_3 b_4]
     -- if ((65536 <= $proj_char_0(ch).0) /\ ($proj_char_0(ch).0 < 69632))
     -- if ($proj_char_0(ch).0 = (((((2 ^ 18) * ((($proj_byte_0(b_1).0 : nat <:> int) - (240 : nat <:> int)) : int <:> nat)) + ((2 ^ 12) * $cont(b_2))) + ((2 ^ 6) * $cont(b_3))) + $cont(b_4)))
-    -- wf_byte: `%`(b_1)
-    -- wf_byte: `%`(b_2)
-    -- wf_byte: `%`(b_3)
-    -- wf_byte: `%`(b_4)
+}
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+relation utf8_is_wf: `%%`(var_0 : char*, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:91.6-91.11
+  rule utf8_is_wf0{var_0 : char*, ret_val : byte*}:
+    `%%`(var_0, ret_val)
+    -- (wf_char: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $utf8(var_0))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
 }
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 syntax name = 
-  | `%`(char_lst : char*)
+  | mk_name(char_lst : char*)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $proj_name_0(x : name) : (char*)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
-  def $proj_name_0{v_char_list_0 : char*}(`%`_name(v_char_list_0)) = (v_char_list_0)
+  def $proj_name_0{v_char_list_0 : char*}(mk_name_name(v_char_list_0)) = (v_char_list_0)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 relation wf_name: `%`(name)
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   rule name_case_0{char_lst : char*}:
-    `%`(`%`_name(char_lst))
+    `%`(mk_name_name(char_lst))
     -- (wf_char: `%`(v_char))*{v_char <- char_lst}
     -- if (|$utf8(char_lst)| < (2 ^ 32))
 
@@ -612,10 +637,18 @@ relation wf_free: `%`(free)
 def $free_opt(var_0 : free?) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt(?()) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_opt{v_free : free}(?(v_free)) = v_free
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_opt_is_wf: `%%`(var_0 : free?, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_opt_is_wf0{var_0 : free?, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))?{var_0 <- var_0}
+    -- if (ret_val = $free_opt(var_0))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 rec {
 
@@ -623,70 +656,162 @@ rec {
 def $free_list(var_0 : free*) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:178.1-178.25
   def $free_list([]) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:179.1-179.57
   def $free_list{v_free : free, free'_lst : free*}([v_free] ++ free'_lst) = v_free +++ $free_list(free'_lst)
 }
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+relation free_list_is_wf: `%%`(var_0 : free*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec:173.6-173.16
+  rule free_list_is_wf0{var_0 : free*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_free: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_list(var_0))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_typeidx(v_typeidx : typeidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_typeidx{v_typeidx : uN}(v_typeidx) = {TYPES [v_typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [v_typeidx], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_typeidx_is_wf: `%%`(v_typeidx : typeidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_typeidx_is_wf0{v_typeidx : typeidx, ret_val : free}:
+    `%%`(v_typeidx, ret_val)
+    -- wf_uN: `%%`(32, v_typeidx)
+    -- if (ret_val = $free_typeidx(v_typeidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_funcidx(v_funcidx : funcidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_funcidx{v_funcidx : uN}(v_funcidx) = {TYPES [], FUNCS [v_funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [v_funcidx], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_funcidx_is_wf: `%%`(v_funcidx : funcidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_funcidx_is_wf0{v_funcidx : funcidx, ret_val : free}:
+    `%%`(v_funcidx, ret_val)
+    -- wf_uN: `%%`(32, v_funcidx)
+    -- if (ret_val = $free_funcidx(v_funcidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_globalidx(v_globalidx : globalidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_globalidx{v_globalidx : uN}(v_globalidx) = {TYPES [], FUNCS [], GLOBALS [v_globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [v_globalidx], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_globalidx_is_wf: `%%`(v_globalidx : globalidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_globalidx_is_wf0{v_globalidx : globalidx, ret_val : free}:
+    `%%`(v_globalidx, ret_val)
+    -- wf_uN: `%%`(32, v_globalidx)
+    -- if (ret_val = $free_globalidx(v_globalidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tableidx(v_tableidx : tableidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tableidx{v_tableidx : uN}(v_tableidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [v_tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [v_tableidx], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tableidx_is_wf: `%%`(v_tableidx : tableidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tableidx_is_wf0{v_tableidx : tableidx, ret_val : free}:
+    `%%`(v_tableidx, ret_val)
+    -- wf_uN: `%%`(32, v_tableidx)
+    -- if (ret_val = $free_tableidx(v_tableidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_memidx(v_memidx : memidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_memidx{v_memidx : uN}(v_memidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [v_memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [v_memidx], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_memidx_is_wf: `%%`(v_memidx : memidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_memidx_is_wf0{v_memidx : memidx, ret_val : free}:
+    `%%`(v_memidx, ret_val)
+    -- wf_uN: `%%`(32, v_memidx)
+    -- if (ret_val = $free_memidx(v_memidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_elemidx(v_elemidx : elemidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_elemidx{v_elemidx : uN}(v_elemidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [v_elemidx], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [v_elemidx], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_elemidx_is_wf: `%%`(v_elemidx : elemidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_elemidx_is_wf0{v_elemidx : elemidx, ret_val : free}:
+    `%%`(v_elemidx, ret_val)
+    -- wf_uN: `%%`(32, v_elemidx)
+    -- if (ret_val = $free_elemidx(v_elemidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_dataidx(v_dataidx : dataidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_dataidx{v_dataidx : uN}(v_dataidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [v_dataidx], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [v_dataidx], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_dataidx_is_wf: `%%`(v_dataidx : dataidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_dataidx_is_wf0{v_dataidx : dataidx, ret_val : free}:
+    `%%`(v_dataidx, ret_val)
+    -- wf_uN: `%%`(32, v_dataidx)
+    -- if (ret_val = $free_dataidx(v_dataidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_localidx(v_localidx : localidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_localidx{v_localidx : uN}(v_localidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [v_localidx], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [v_localidx], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_localidx_is_wf: `%%`(v_localidx : localidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_localidx_is_wf0{v_localidx : localidx, ret_val : free}:
+    `%%`(v_localidx, ret_val)
+    -- wf_uN: `%%`(32, v_localidx)
+    -- if (ret_val = $free_localidx(v_localidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_labelidx(v_labelidx : labelidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_labelidx{v_labelidx : uN}(v_labelidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [v_labelidx], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [v_labelidx], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_labelidx_is_wf: `%%`(v_labelidx : labelidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_labelidx_is_wf0{v_labelidx : labelidx, ret_val : free}:
+    `%%`(v_labelidx, ret_val)
+    -- wf_uN: `%%`(32, v_labelidx)
+    -- if (ret_val = $free_labelidx(v_labelidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_tagidx(v_tagidx : tagidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_tagidx{v_tagidx : uN}(v_tagidx) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [v_tagidx]}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS [v_tagidx]})
+
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_tagidx_is_wf: `%%`(v_tagidx : tagidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_tagidx_is_wf0{v_tagidx : tagidx, ret_val : free}:
+    `%%`(v_tagidx, ret_val)
+    -- wf_uN: `%%`(32, v_tagidx)
+    -- if (ret_val = $free_tagidx(v_tagidx))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
 def $free_externidx(v_externidx : externidx) : free
@@ -701,6 +826,15 @@ def $free_externidx(v_externidx : externidx) : free
   ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
   def $free_externidx{v_tagidx : uN}(TAG_externidx(v_tagidx)) = $free_tagidx(v_tagidx)
 
+;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+relation free_externidx_is_wf: `%%`(v_externidx : externidx, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.1-syntax.values.spectec
+  rule free_externidx_is_wf0{v_externidx : externidx, ret_val : free}:
+    `%%`(v_externidx, ret_val)
+    -- wf_externidx: `%`(v_externidx)
+    -- if (ret_val = $free_externidx(v_externidx))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax null = 
   | NULL
@@ -815,7 +949,7 @@ syntax storagetype =
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:112.1-112.61
 syntax fieldtype = 
-  | `%%`(mut_opt : mut?, v_storagetype : storagetype)
+  | mk_fieldtype(mut_opt : mut?, v_storagetype : storagetype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:114.1-117.34
 syntax comptype = 
@@ -1052,7 +1186,7 @@ relation wf_storagetype: `%`(storagetype)
 relation wf_fieldtype: `%`(fieldtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:112.8-112.17
   rule fieldtype_case_0{mut_opt : mut?, v_storagetype : storagetype}:
-    `%`(`%%`_fieldtype(mut_opt, v_storagetype))
+    `%`(mk_fieldtype_fieldtype(mut_opt, v_storagetype))
     -- wf_storagetype: `%`(v_storagetype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:114.8-114.16
@@ -1149,77 +1283,168 @@ syntax Cnn =
   | F64
   | V128
 
+def $storagetype_Cnn(var_0 : Cnn) : storagetype
+  def $storagetype_Cnn(I32_Cnn) = I32_storagetype
+  def $storagetype_Cnn(I64_Cnn) = I64_storagetype
+  def $storagetype_Cnn(F32_Cnn) = F32_storagetype
+  def $storagetype_Cnn(F64_Cnn) = F64_storagetype
+  def $storagetype_Cnn(V128_Cnn) = V128_storagetype
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ANYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ANYREF = REF_reftype(?(NULL_null), ANY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ANY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ANYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ANYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ANYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EQREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EQREF = REF_reftype(?(NULL_null), EQ_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EQ_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EQREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EQREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EQREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $I31REF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $I31REF = REF_reftype(?(NULL_null), I31_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), I31_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation I31REF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule I31REF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $I31REF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $STRUCTREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $STRUCTREF = REF_reftype(?(NULL_null), STRUCT_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), STRUCT_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation STRUCTREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule STRUCTREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $STRUCTREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $ARRAYREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $ARRAYREF = REF_reftype(?(NULL_null), ARRAY_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ARRAY_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation ARRAYREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule ARRAYREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $ARRAYREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $FUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $FUNCREF = REF_reftype(?(NULL_null), FUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation FUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule FUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $FUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXNREF = REF_reftype(?(NULL_null), EXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $EXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $EXTERNREF = REF_reftype(?(NULL_null), EXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), EXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation EXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule EXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $EXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLREF = REF_reftype(?(NULL_null), NONE_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NONE_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLFUNCREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLFUNCREF = REF_reftype(?(NULL_null), NOFUNC_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOFUNC_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLFUNCREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLFUNCREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLFUNCREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXNREF = REF_reftype(?(NULL_null), NOEXN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $NULLEXTERNREF : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $NULLEXTERNREF = REF_reftype(?(NULL_null), NOEXTERN_heaptype)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), NOEXTERN_heaptype))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation NULLEXTERNREF_is_wf: `%`(ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule NULLEXTERNREF_is_wf0{ret_val : reftype}:
+    `%`(ret_val)
+    -- if (ret_val = $NULLEXTERNREF)
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax packtype = 
@@ -1282,13 +1507,13 @@ syntax Lnn = lanetype
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax limits = 
-  | `[%..%]`(v_u64 : u64, u64_opt : u64?)
+  | mk_limits(v_u64 : u64, u64_opt : u64?)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 relation wf_limits: `%`(limits)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   rule limits_case_0{v_u64 : u64, u64_opt : u64?}:
-    `%`(`[%..%]`_limits(v_u64, u64_opt))
+    `%`(mk_limits_limits(v_u64, u64_opt))
     -- wf_uN: `%%`(64, v_u64)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1296,13 +1521,13 @@ syntax tagtype = typeuse
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax globaltype = 
-  | `%%`(mut_opt : mut?, v_valtype : valtype)
+  | mk_globaltype(mut_opt : mut?, v_valtype : valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 relation wf_globaltype: `%`(globaltype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   rule globaltype_case_0{mut_opt : mut?, v_valtype : valtype}:
-    `%`(`%%`_globaltype(mut_opt, v_valtype))
+    `%`(mk_globaltype_globaltype(mut_opt, v_valtype))
     -- wf_valtype: `%`(v_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1318,13 +1543,13 @@ relation wf_memtype: `%`(memtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax tabletype = 
-  | `%%%`(v_addrtype : addrtype, v_limits : limits, v_reftype : reftype)
+  | mk_tabletype(v_addrtype : addrtype, v_limits : limits, v_reftype : reftype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 relation wf_tabletype: `%`(tabletype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   rule tabletype_case_0{v_addrtype : addrtype, v_limits : limits, v_reftype : reftype}:
-    `%`(`%%%`_tabletype(v_addrtype, v_limits, v_reftype))
+    `%`(mk_tabletype_tabletype(v_addrtype, v_limits, v_reftype))
     -- wf_limits: `%`(v_limits)
     -- wf_reftype: `%`(v_reftype)
 
@@ -1372,13 +1597,13 @@ relation wf_externtype: `%`(externtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 syntax moduletype = 
-  | `%->%`(externtype_lst : externtype*, externtype_lst : externtype*)
+  | mk_moduletype(externtype_lst : externtype*, externtype_lst : externtype*)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 relation wf_moduletype: `%`(moduletype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   rule moduletype_case_0{externtype_lst : externtype*, externtype_lst_0 : externtype*}:
-    `%`(`%->%`_moduletype(externtype_lst, externtype_lst_0))
+    `%`(mk_moduletype_moduletype(externtype_lst, externtype_lst_0))
     -- (wf_externtype: `%`(v_externtype))*{v_externtype <- externtype_lst}
     -- (wf_externtype: `%`(externtype_lst_0))*{externtype_lst_0 <- externtype_lst_0}
 
@@ -1501,7 +1726,7 @@ def $inv_jsize(nat : nat) : Jnn?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $inv_jsize(16) = ?(I16_Jnn)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $inv_jsize{v_n : nat}(v_n) = $Jnn_addrtype(iter_val#1)?{iter_val#1 <- $inv_isize(v_n)}
+  def $inv_jsize{v_n : nat}(v_n) = $Jnn_addrtype(iter_val_1)?{iter_val_1 <- $inv_isize(v_n)}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $inv_fsize(nat : nat) : Fnn?
@@ -1595,10 +1820,17 @@ def $unpack(v_storagetype : storagetype) : valtype
   def $unpack(I32_storagetype) = I32_valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I8_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unpack(I16_storagetype) = I32_valtype
-    -- wf_valtype: `%`(I32_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unpack_is_wf: `%%`(v_storagetype : storagetype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unpack_is_wf0{v_storagetype : storagetype, ret_val : valtype}:
+    `%%`(v_storagetype, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- if (ret_val = $unpack(v_storagetype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $nunpack(v_storagetype : storagetype) : numtype?
@@ -1664,10 +1896,18 @@ def $minat(v_addrtype : addrtype, v_addrtype_0 : addrtype) : addrtype
 def $diffrt(v_reftype : reftype, v_reftype_0 : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{null_1_opt : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1_opt, ht_1), REF_reftype(?(NULL_null), ht_2)) = REF_reftype(?(), ht_1)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $diffrt{null_1_opt : null?, ht_1 : heaptype, ht_2 : heaptype}(REF_reftype(null_1_opt, ht_1), REF_reftype(?(), ht_2)) = REF_reftype(null_1_opt, ht_1)
-    -- wf_reftype: `%`(REF_reftype(null_1_opt, ht_1))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation diffrt_is_wf: `%%%`(v_reftype : reftype, reftype_0 : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule diffrt_is_wf0{v_reftype : reftype, reftype_0 : reftype, ret_val : reftype}:
+    `%%%`(v_reftype, reftype_0, ret_val)
+    -- wf_reftype: `%`(v_reftype)
+    -- wf_reftype: `%`(reftype_0)
+    -- if (ret_val = $diffrt(v_reftype, reftype_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $as_deftype(v_typeuse : typeuse) : deftype?
@@ -1705,6 +1945,19 @@ def $globalsxt(var_0 : externtype*) : globaltype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+relation globalsxt_is_wf: `%%`(var_0 : externtype*, ret_val : globaltype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:309.6-309.16
+  rule globalsxt_is_wf0{var_0 : externtype*, ret_val : globaltype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsxt(var_0))
+    -- (wf_globaltype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.1-310.87
 def $memsxt(var_0 : externtype*) : memtype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:322.1-322.23
@@ -1718,6 +1971,19 @@ def $memsxt(var_0 : externtype*) : memtype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+relation memsxt_is_wf: `%%`(var_0 : externtype*, ret_val : memtype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:310.6-310.13
+  rule memsxt_is_wf0{var_0 : externtype*, ret_val : memtype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsxt(var_0))
+    -- (wf_memtype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.1-311.89
 def $tablesxt(var_0 : externtype*) : tabletype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:326.1-326.25
@@ -1731,6 +1997,19 @@ def $tablesxt(var_0 : externtype*) : tabletype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+relation tablesxt_is_wf: `%%`(var_0 : externtype*, ret_val : tabletype*)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:311.6-311.15
+  rule tablesxt_is_wf0{var_0 : externtype*, ret_val : tabletype*}:
+    `%%`(var_0, ret_val)
+    -- (wf_externtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesxt(var_0))
+    -- (wf_tabletype: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:312.1-312.88
 def $funcsxt(var_0 : externtype*) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:330.1-330.24
@@ -1749,7 +2028,7 @@ def $subst_typevar(v_typevar : typevar, var_0 : typevar*, var_1 : typeuse*) : ty
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:365.1-365.38
   def $subst_typevar{tv : typevar}(tv, [], []) = ?($typeuse_typevar(tv))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:366.1-366.95
-  def $subst_typevar{tv : typevar, tv_1 : typevar, tv'_lst : typevar*, tu_1 : typeuse, tu'_lst : typeuse*}(tv, [tv_1] ++ tv'_lst, [tu_1] ++ tu'_lst) = (if (tv = tv_1) then tu_1 else iter_val#2)?{iter_val#2 <- $subst_typevar(tv, tv'_lst, tu'_lst)}
+  def $subst_typevar{tv : typevar, tv_1 : typevar, tv'_lst : typevar*, tu_1 : typeuse, tu'_lst : typeuse*}(tv, [tv_1] ++ tv'_lst, [tu_1] ++ tu'_lst) = (if (tv = tv_1) then tu_1 else iter_val_2)?{iter_val_2 <- $subst_typevar(tv, tv'_lst, tu'_lst)}
   def $subst_typevar{x0 : typevar, x1 : typevar*, x2 : typeuse*}(x0, x1, x2) = ?()
     -- otherwise
 }
@@ -1757,6 +2036,22 @@ def $subst_typevar(v_typevar : typevar, var_0 : typevar*, var_1 : typeuse*) : ty
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+relation subst_typevar_is_wf: `%%%%`(v_typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:337.6-337.20
+  rule subst_typevar_is_wf0{v_typevar : typevar, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(v_typevar, var_0, var_1, ret_val)
+    -- wf_typevar: `%`(v_typevar)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($subst_typevar(v_typevar, var_0, var_1) =/= ?())
+    -- if (ret_val = !($subst_typevar(v_typevar, var_0, var_1)))
+    -- wf_typeuse: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.1-401.73
 def $minus_recs(var_0 : typevar*, var_1 : typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:402.1-402.39
@@ -1766,11 +2061,28 @@ def $minus_recs(var_0 : typevar*, var_1 : typeuse*) : (typevar*, typeuse*)?
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:404.1-405.45
   def $minus_recs{x : uN, tv_lst : typevar*, tu_1 : typeuse, tu_lst : typeuse*}([_IDX_typevar(x)] ++ tv_lst, [tu_1] ++ tu_lst) = ?(([_IDX_typevar(x)] ++ tv'_lst, [tu_1] ++ tu'_lst))
     -- let{tv'_lst : typevar*, tu'_lst : typeuse*} (tv'_lst, tu'_lst) = !($minus_recs(tv_lst, tu_lst))
-    -- wf_typevar: `%`(_IDX_typevar(x))
+    -- (wf_typevar: `%`(iter_1))*{iter_1 <- !($minus_recs(tv_lst, tu_lst)).0}
+    -- (wf_typeuse: `%`(iter_2))*{iter_2 <- !($minus_recs(tv_lst, tu_lst)).1}
   def $minus_recs{x0 : typevar*, x1 : typeuse*}(x0, x1) = ?()
     -- otherwise
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+relation minus_recs_is_wf: `%%%`(var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*))
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:401.6-401.17
+  rule minus_recs_is_wf0{var_0 : typevar*, var_1 : typeuse*, ret_val : (typevar*, typeuse*)}:
+    `%%%`(var_0, var_1, ret_val)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if ($minus_recs(var_0, var_1) =/= ?())
+    -- if (ret_val = !($minus_recs(var_0, var_1)))
+    -- (wf_typevar: `%`(iter))*{iter <- ret_val.0}
+    -- (wf_typeuse: `%`(iter))*{iter <- ret_val.1}
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_packtype(v_packtype : packtype, var_0 : typevar*, var_1 : typeuse*) : packtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1813,7 +2125,6 @@ def $subst_heaptype(v_heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*) :
 def $subst_reftype(v_reftype : reftype, var_0 : typevar*, var_1 : typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:380.1-380.87
   def $subst_reftype{null_opt : null?, ht : heaptype, tv_lst : typevar*, tu_lst : typeuse*}(REF_reftype(null_opt, ht), tv_lst, tu_lst) = REF_reftype(null_opt, $subst_heaptype(ht, tv_lst, tu_lst))
-    -- wf_reftype: `%`(REF_reftype(null_opt, $subst_heaptype(ht, tv_lst, tu_lst)))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.1-345.112
 def $subst_valtype(v_valtype : valtype, var_0 : typevar*, var_1 : typeuse*) : valtype
@@ -1831,7 +2142,6 @@ def $subst_valtype(v_valtype : valtype, var_0 : typevar*, var_1 : typeuse*) : va
   def $subst_valtype{null_opt : null?, v_heaptype : heaptype, tv_lst : typevar*, tu_lst : typeuse*}(REF_valtype(null_opt, v_heaptype), tv_lst, tu_lst) = $valtype_reftype($subst_reftype(REF_reftype(null_opt, v_heaptype), tv_lst, tu_lst))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:385.1-385.40
   def $subst_valtype{tv_lst : typevar*, tu_lst : typeuse*}(BOT_valtype, tv_lst, tu_lst) = BOT_valtype
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.1-348.112
 def $subst_storagetype(v_storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*) : storagetype
@@ -1857,32 +2167,29 @@ def $subst_storagetype(v_storagetype : storagetype, var_0 : typevar*, var_1 : ty
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.1-349.112
 def $subst_fieldtype(v_fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*) : fieldtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:392.1-392.82
-  def $subst_fieldtype{mut_opt : mut?, zt : storagetype, tv_lst : typevar*, tu_lst : typeuse*}(`%%`_fieldtype(mut_opt, zt), tv_lst, tu_lst) = `%%`_fieldtype(mut_opt, $subst_storagetype(zt, tv_lst, tu_lst))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut_opt, $subst_storagetype(zt, tv_lst, tu_lst)))
+  def $subst_fieldtype{mut_opt : mut?, zt : storagetype, tv_lst : typevar*, tu_lst : typeuse*}(mk_fieldtype_fieldtype(mut_opt, zt), tv_lst, tu_lst) = mk_fieldtype_fieldtype(mut_opt, $subst_storagetype(zt, tv_lst, tu_lst))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.1-351.112
 def $subst_comptype(v_comptype : comptype, var_0 : typevar*, var_1 : typeuse*) : comptype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:394.1-394.85
-  def $subst_comptype{ft_lst : fieldtype*, tv_lst : typevar*, tu_lst : typeuse*}(STRUCT_comptype(`%`_list(ft_lst)), tv_lst, tu_lst) = STRUCT_comptype(`%`_list($subst_fieldtype(ft, tv_lst, tu_lst)*{ft <- ft_lst}))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list($subst_fieldtype(ft#2, tv_lst, tu_lst)*{ft#2 <- ft_lst})))
+  def $subst_comptype{ft_lst : fieldtype*, tv_lst : typevar*, tu_lst : typeuse*}(STRUCT_comptype(mk_list_list(ft_lst)), tv_lst, tu_lst) = STRUCT_comptype(mk_list_list($subst_fieldtype(ft, tv_lst, tu_lst)*{ft <- ft_lst}))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:395.1-395.81
   def $subst_comptype{ft : fieldtype, tv_lst : typevar*, tu_lst : typeuse*}(ARRAY_comptype(ft), tv_lst, tu_lst) = ARRAY_comptype($subst_fieldtype(ft, tv_lst, tu_lst))
-    -- wf_comptype: `%`(ARRAY_comptype($subst_fieldtype(ft, tv_lst, tu_lst)))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:396.1-396.123
-  def $subst_comptype{t_1_lst : valtype*, t_2_lst : valtype*, tv_lst : typevar*, tu_lst : typeuse*}(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)), tv_lst, tu_lst) = `FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1, tv_lst, tu_lst)*{t_1 <- t_1_lst}), `%`_resulttype($subst_valtype(t_2, tv_lst, tu_lst)*{t_2 <- t_2_lst}))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype($subst_valtype(t_1#2, tv_lst, tu_lst)*{t_1#2 <- t_1_lst}), `%`_resulttype($subst_valtype(t_2#2, tv_lst, tu_lst)*{t_2#2 <- t_2_lst})))
+  def $subst_comptype{t_1_lst : valtype*, t_2_lst : valtype*, tv_lst : typevar*, tu_lst : typeuse*}(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)), tv_lst, tu_lst) = `FUNC%->%`_comptype(mk_list_resulttype($subst_valtype(t_1, tv_lst, tu_lst)*{t_1 <- t_1_lst}), mk_list_resulttype($subst_valtype(t_2, tv_lst, tu_lst)*{t_2 <- t_2_lst}))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.1-352.112
 def $subst_subtype(v_subtype : subtype, var_0 : typevar*, var_1 : typeuse*) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:398.1-399.74
   def $subst_subtype{final_opt : final?, tu'_lst : typeuse*, ct : comptype, tv_lst : typevar*, tu_lst : typeuse*}(SUB_subtype(final_opt, tu'_lst, ct), tv_lst, tu_lst) = SUB_subtype(final_opt, $subst_typeuse(tu', tv_lst, tu_lst)*{tu' <- tu'_lst}, $subst_comptype(ct, tv_lst, tu_lst))
-    -- wf_subtype: `%`(SUB_subtype(final_opt, $subst_typeuse(tu'#4, tv_lst, tu_lst)*{tu'#4 <- tu'_lst}, $subst_comptype(ct, tv_lst, tu_lst)))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:353.1-353.112
 def $subst_rectype(v_rectype : rectype, var_0 : typevar*, var_1 : typeuse*) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:407.1-408.45
-  def $subst_rectype{st_lst : subtype*, tv_lst : typevar*, tu_lst : typeuse*}(REC_rectype(`%`_list(st_lst)), tv_lst, tu_lst) = REC_rectype(`%`_list($subst_subtype(st, tv'_lst, tu'_lst)*{st <- st_lst}))
+  def $subst_rectype{st_lst : subtype*, tv_lst : typevar*, tu_lst : typeuse*}(REC_rectype(mk_list_list(st_lst)), tv_lst, tu_lst) = REC_rectype(mk_list_list($subst_subtype(st, tv'_lst, tu'_lst)*{st <- st_lst}))
     -- let{tv'_lst : typevar*, tu'_lst : typeuse*} (tv'_lst, tu'_lst) = !($minus_recs(tv_lst, tu_lst))
+    -- (wf_typevar: `%`(iter_3))*{iter_3 <- !($minus_recs(tv_lst, tu_lst)).0}
+    -- (wf_typeuse: `%`(iter_4))*{iter_4 <- !($minus_recs(tv_lst, tu_lst)).1}
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:354.1-354.112
 def $subst_deftype(v_deftype : deftype, var_0 : typevar*, var_1 : typeuse*) : deftype
@@ -1890,6 +2197,98 @@ def $subst_deftype(v_deftype : deftype, var_0 : typevar*, var_1 : typeuse*) : de
   def $subst_deftype{qt : rectype, i : nat, tv_lst : typevar*, tu_lst : typeuse*}(_DEF_deftype(qt, i), tv_lst, tu_lst) = _DEF_deftype($subst_rectype(qt, tv_lst, tu_lst), i)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+relation subst_typeuse_is_wf: `%%%%`(v_typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:338.6-338.20
+  rule subst_typeuse_is_wf0{v_typeuse : typeuse, var_0 : typevar*, var_1 : typeuse*, ret_val : typeuse}:
+    `%%%%`(v_typeuse, var_0, var_1, ret_val)
+    -- wf_typeuse: `%`(v_typeuse)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_typeuse(v_typeuse, var_0, var_1))
+    -- wf_typeuse: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+relation subst_heaptype_is_wf: `%%%%`(v_heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:343.6-343.21
+  rule subst_heaptype_is_wf0{v_heaptype : heaptype, var_0 : typevar*, var_1 : typeuse*, ret_val : heaptype}:
+    `%%%%`(v_heaptype, var_0, var_1, ret_val)
+    -- wf_heaptype: `%`(v_heaptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_heaptype(v_heaptype, var_0, var_1))
+    -- wf_heaptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+relation subst_reftype_is_wf: `%%%%`(v_reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:344.6-344.20
+  rule subst_reftype_is_wf0{v_reftype : reftype, var_0 : typevar*, var_1 : typeuse*, ret_val : reftype}:
+    `%%%%`(v_reftype, var_0, var_1, ret_val)
+    -- wf_reftype: `%`(v_reftype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_reftype(v_reftype, var_0, var_1))
+    -- wf_reftype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+relation subst_valtype_is_wf: `%%%%`(v_valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:345.6-345.20
+  rule subst_valtype_is_wf0{v_valtype : valtype, var_0 : typevar*, var_1 : typeuse*, ret_val : valtype}:
+    `%%%%`(v_valtype, var_0, var_1, ret_val)
+    -- wf_valtype: `%`(v_valtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_valtype(v_valtype, var_0, var_1))
+    -- wf_valtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+relation subst_storagetype_is_wf: `%%%%`(v_storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:348.6-348.24
+  rule subst_storagetype_is_wf0{v_storagetype : storagetype, var_0 : typevar*, var_1 : typeuse*, ret_val : storagetype}:
+    `%%%%`(v_storagetype, var_0, var_1, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_storagetype(v_storagetype, var_0, var_1))
+    -- wf_storagetype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+relation subst_fieldtype_is_wf: `%%%%`(v_fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:349.6-349.22
+  rule subst_fieldtype_is_wf0{v_fieldtype : fieldtype, var_0 : typevar*, var_1 : typeuse*, ret_val : fieldtype}:
+    `%%%%`(v_fieldtype, var_0, var_1, ret_val)
+    -- wf_fieldtype: `%`(v_fieldtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_fieldtype(v_fieldtype, var_0, var_1))
+    -- wf_fieldtype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+relation subst_comptype_is_wf: `%%%%`(v_comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:351.6-351.21
+  rule subst_comptype_is_wf0{v_comptype : comptype, var_0 : typevar*, var_1 : typeuse*, ret_val : comptype}:
+    `%%%%`(v_comptype, var_0, var_1, ret_val)
+    -- wf_comptype: `%`(v_comptype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_comptype(v_comptype, var_0, var_1))
+    -- wf_comptype: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+relation subst_subtype_is_wf: `%%%%`(v_subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:352.6-352.20
+  rule subst_subtype_is_wf0{v_subtype : subtype, var_0 : typevar*, var_1 : typeuse*, ret_val : subtype}:
+    `%%%%`(v_subtype, var_0, var_1, ret_val)
+    -- wf_subtype: `%`(v_subtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_subtype(v_subtype, var_0, var_1))
+    -- wf_subtype: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_addrtype(v_addrtype : addrtype, var_0 : typevar*, var_1 : typeuse*) : addrtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -1903,98 +2302,205 @@ def $subst_tagtype(v_tagtype : tagtype, var_0 : typevar*, var_1 : typeuse*) : ta
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_globaltype(v_globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_globaltype{mut_opt : mut?, t : valtype, tv_lst : typevar*, tu_lst : typeuse*}(`%%`_globaltype(mut_opt, t), tv_lst, tu_lst) = `%%`_globaltype(mut_opt, $subst_valtype(t, tv_lst, tu_lst))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut_opt, $subst_valtype(t, tv_lst, tu_lst)))
+  def $subst_globaltype{mut_opt : mut?, t : valtype, tv_lst : typevar*, tu_lst : typeuse*}(mk_globaltype_globaltype(mut_opt, t), tv_lst, tu_lst) = mk_globaltype_globaltype(mut_opt, $subst_valtype(t, tv_lst, tu_lst))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_globaltype_is_wf: `%%%%`(v_globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_globaltype_is_wf0{v_globaltype : globaltype, var_0 : typevar*, var_1 : typeuse*, ret_val : globaltype}:
+    `%%%%`(v_globaltype, var_0, var_1, ret_val)
+    -- wf_globaltype: `%`(v_globaltype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_globaltype(v_globaltype, var_0, var_1))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_memtype(v_memtype : memtype, var_0 : typevar*, var_1 : typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_memtype{at : addrtype, lim : limits, tv_lst : typevar*, tu_lst : typeuse*}(`%%PAGE`_memtype(at, lim), tv_lst, tu_lst) = `%%PAGE`_memtype(at, lim)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_memtype_is_wf: `%%%%`(v_memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_memtype_is_wf0{v_memtype : memtype, var_0 : typevar*, var_1 : typeuse*, ret_val : memtype}:
+    `%%%%`(v_memtype, var_0, var_1, ret_val)
+    -- wf_memtype: `%`(v_memtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_memtype(v_memtype, var_0, var_1))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_tabletype(v_tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, tv_lst : typevar*, tu_lst : typeuse*}(`%%%`_tabletype(at, lim, rt), tv_lst, tu_lst) = `%%%`_tabletype(at, lim, $subst_reftype(rt, tv_lst, tu_lst))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, $subst_reftype(rt, tv_lst, tu_lst)))
+  def $subst_tabletype{at : addrtype, lim : limits, rt : reftype, tv_lst : typevar*, tu_lst : typeuse*}(mk_tabletype_tabletype(at, lim, rt), tv_lst, tu_lst) = mk_tabletype_tabletype(at, lim, $subst_reftype(rt, tv_lst, tu_lst))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_tabletype_is_wf: `%%%%`(v_tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_tabletype_is_wf0{v_tabletype : tabletype, var_0 : typevar*, var_1 : typeuse*, ret_val : tabletype}:
+    `%%%%`(v_tabletype, var_0, var_1, ret_val)
+    -- wf_tabletype: `%`(v_tabletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_tabletype(v_tabletype, var_0, var_1))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_externtype(v_externtype : externtype, var_0 : typevar*, var_1 : typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{jt : typeuse, tv_lst : typevar*, tu_lst : typeuse*}(TAG_externtype(jt), tv_lst, tu_lst) = TAG_externtype($subst_tagtype(jt, tv_lst, tu_lst))
-    -- wf_externtype: `%`(TAG_externtype($subst_tagtype(jt, tv_lst, tu_lst)))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{gt : globaltype, tv_lst : typevar*, tu_lst : typeuse*}(GLOBAL_externtype(gt), tv_lst, tu_lst) = GLOBAL_externtype($subst_globaltype(gt, tv_lst, tu_lst))
-    -- wf_externtype: `%`(GLOBAL_externtype($subst_globaltype(gt, tv_lst, tu_lst)))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tt : tabletype, tv_lst : typevar*, tu_lst : typeuse*}(TABLE_externtype(tt), tv_lst, tu_lst) = TABLE_externtype($subst_tabletype(tt, tv_lst, tu_lst))
-    -- wf_externtype: `%`(TABLE_externtype($subst_tabletype(tt, tv_lst, tu_lst)))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{mt : memtype, tv_lst : typevar*, tu_lst : typeuse*}(MEM_externtype(mt), tv_lst, tu_lst) = MEM_externtype($subst_memtype(mt, tv_lst, tu_lst))
-    -- wf_externtype: `%`(MEM_externtype($subst_memtype(mt, tv_lst, tu_lst)))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $subst_externtype{tu' : typeuse, tv_lst : typevar*, tu_lst : typeuse*}(FUNC_externtype(tu'), tv_lst, tu_lst) = FUNC_externtype($subst_typeuse(tu', tv_lst, tu_lst))
-    -- wf_externtype: `%`(FUNC_externtype($subst_typeuse(tu', tv_lst, tu_lst)))
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_externtype_is_wf: `%%%%`(v_externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_externtype_is_wf0{v_externtype : externtype, var_0 : typevar*, var_1 : typeuse*, ret_val : externtype}:
+    `%%%%`(v_externtype, var_0, var_1, ret_val)
+    -- wf_externtype: `%`(v_externtype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_externtype(v_externtype, var_0, var_1))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_moduletype(v_moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_moduletype{xt_1_lst : externtype*, xt_2_lst : externtype*, tv_lst : typevar*, tu_lst : typeuse*}(`%->%`_moduletype(xt_1_lst, xt_2_lst), tv_lst, tu_lst) = `%->%`_moduletype($subst_externtype(xt_1, tv_lst, tu_lst)*{xt_1 <- xt_1_lst}, $subst_externtype(xt_2, tv_lst, tu_lst)*{xt_2 <- xt_2_lst})
-    -- wf_moduletype: `%`(`%->%`_moduletype($subst_externtype(xt_1#2, tv_lst, tu_lst)*{xt_1#2 <- xt_1_lst}, $subst_externtype(xt_2#2, tv_lst, tu_lst)*{xt_2#2 <- xt_2_lst}))
+  def $subst_moduletype{xt_1_lst : externtype*, xt_2_lst : externtype*, tv_lst : typevar*, tu_lst : typeuse*}(mk_moduletype_moduletype(xt_1_lst, xt_2_lst), tv_lst, tu_lst) = mk_moduletype_moduletype($subst_externtype(xt_1, tv_lst, tu_lst)*{xt_1 <- xt_1_lst}, $subst_externtype(xt_2, tv_lst, tu_lst)*{xt_2 <- xt_2_lst})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_moduletype_is_wf: `%%%%`(v_moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_moduletype_is_wf0{v_moduletype : moduletype, var_0 : typevar*, var_1 : typeuse*, ret_val : moduletype}:
+    `%%%%`(v_moduletype, var_0, var_1, ret_val)
+    -- wf_moduletype: `%`(v_moduletype)
+    -- (wf_typevar: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_typeuse: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $subst_moduletype(v_moduletype, var_0, var_1))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_valtype(v_valtype : valtype, var_0 : typeuse*) : valtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_valtype{t : valtype, v_n : nat, tu_lst : typeuse*, i : nat}(t, tu_lst) = $subst_valtype(t, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137890))))^(i#137890<v_n){}
+  def $subst_all_valtype{t : valtype, v_n : nat, tu_lst : typeuse*, i : nat}(t, tu_lst) = $subst_valtype(t, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_valtype_is_wf: `%%%`(v_valtype : valtype, var_0 : typeuse*, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_valtype_is_wf0{v_valtype : valtype, var_0 : typeuse*, ret_val : valtype}:
+    `%%%`(v_valtype, var_0, ret_val)
+    -- wf_valtype: `%`(v_valtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_valtype(v_valtype, var_0))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_reftype(v_reftype : reftype, var_0 : typeuse*) : reftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_reftype{rt : reftype, v_n : nat, tu_lst : typeuse*, i : nat}(rt, tu_lst) = $subst_reftype(rt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137892))))^(i#137892<v_n){}
+  def $subst_all_reftype{rt : reftype, v_n : nat, tu_lst : typeuse*, i : nat}(rt, tu_lst) = $subst_reftype(rt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_reftype_is_wf: `%%%`(v_reftype : reftype, var_0 : typeuse*, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_reftype_is_wf0{v_reftype : reftype, var_0 : typeuse*, ret_val : reftype}:
+    `%%%`(v_reftype, var_0, ret_val)
+    -- wf_reftype: `%`(v_reftype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_reftype(v_reftype, var_0))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_deftype(v_deftype : deftype, var_0 : typeuse*) : deftype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_deftype{dt : deftype, v_n : nat, tu_lst : typeuse*, i : nat}(dt, tu_lst) = $subst_deftype(dt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137894))))^(i#137894<v_n){}
+  def $subst_all_deftype{dt : deftype, v_n : nat, tu_lst : typeuse*, i : nat}(dt, tu_lst) = $subst_deftype(dt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tagtype(v_tagtype : tagtype, var_0 : typeuse*) : tagtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tagtype{jt : typeuse, v_n : nat, tu_lst : typeuse*, i : nat}(jt, tu_lst) = $subst_tagtype(jt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137896))))^(i#137896<v_n){}
+  def $subst_all_tagtype{jt : typeuse, v_n : nat, tu_lst : typeuse*, i : nat}(jt, tu_lst) = $subst_tagtype(jt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_globaltype(v_globaltype : globaltype, var_0 : typeuse*) : globaltype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_globaltype{gt : globaltype, v_n : nat, tu_lst : typeuse*, i : nat}(gt, tu_lst) = $subst_globaltype(gt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137898))))^(i#137898<v_n){}
+  def $subst_all_globaltype{gt : globaltype, v_n : nat, tu_lst : typeuse*, i : nat}(gt, tu_lst) = $subst_globaltype(gt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_globaltype_is_wf: `%%%`(v_globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_globaltype_is_wf0{v_globaltype : globaltype, var_0 : typeuse*, ret_val : globaltype}:
+    `%%%`(v_globaltype, var_0, ret_val)
+    -- wf_globaltype: `%`(v_globaltype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_globaltype(v_globaltype, var_0))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_memtype(v_memtype : memtype, var_0 : typeuse*) : memtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_memtype{mt : memtype, v_n : nat, tu_lst : typeuse*, i : nat}(mt, tu_lst) = $subst_memtype(mt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137900))))^(i#137900<v_n){}
+  def $subst_all_memtype{mt : memtype, v_n : nat, tu_lst : typeuse*, i : nat}(mt, tu_lst) = $subst_memtype(mt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_memtype_is_wf: `%%%`(v_memtype : memtype, var_0 : typeuse*, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_memtype_is_wf0{v_memtype : memtype, var_0 : typeuse*, ret_val : memtype}:
+    `%%%`(v_memtype, var_0, ret_val)
+    -- wf_memtype: `%`(v_memtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_memtype(v_memtype, var_0))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_tabletype(v_tabletype : tabletype, var_0 : typeuse*) : tabletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_tabletype{tt : tabletype, v_n : nat, tu_lst : typeuse*, i : nat}(tt, tu_lst) = $subst_tabletype(tt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137902))))^(i#137902<v_n){}
+  def $subst_all_tabletype{tt : tabletype, v_n : nat, tu_lst : typeuse*, i : nat}(tt, tu_lst) = $subst_tabletype(tt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_tabletype_is_wf: `%%%`(v_tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_tabletype_is_wf0{v_tabletype : tabletype, var_0 : typeuse*, ret_val : tabletype}:
+    `%%%`(v_tabletype, var_0, ret_val)
+    -- wf_tabletype: `%`(v_tabletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_tabletype(v_tabletype, var_0))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_externtype(v_externtype : externtype, var_0 : typeuse*) : externtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_externtype{xt : externtype, v_n : nat, tu_lst : typeuse*, i : nat}(xt, tu_lst) = $subst_externtype(xt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137904))))^(i#137904<v_n){}
+  def $subst_all_externtype{xt : externtype, v_n : nat, tu_lst : typeuse*, i : nat}(xt, tu_lst) = $subst_externtype(xt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_externtype_is_wf: `%%%`(v_externtype : externtype, var_0 : typeuse*, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_externtype_is_wf0{v_externtype : externtype, var_0 : typeuse*, ret_val : externtype}:
+    `%%%`(v_externtype, var_0, ret_val)
+    -- wf_externtype: `%`(v_externtype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_externtype(v_externtype, var_0))
+    -- wf_externtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $subst_all_moduletype(v_moduletype : moduletype, var_0 : typeuse*) : moduletype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $subst_all_moduletype{mmt : moduletype, v_n : nat, tu_lst : typeuse*, i : nat}(mmt, tu_lst) = $subst_moduletype(mmt, _IDX_typevar(`%`_typeidx(i))^(i<v_n){}, tu_lst)
-    -- (wf_typevar: `%`(_IDX_typevar(`%`_typeidx(i#137906))))^(i#137906<v_n){}
+  def $subst_all_moduletype{mmt : moduletype, v_n : nat, tu_lst : typeuse*, i : nat}(mmt, tu_lst) = $subst_moduletype(mmt, _IDX_typevar(mk_uN_typeidx(i))^(i<v_n){}, tu_lst)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation subst_all_moduletype_is_wf: `%%%`(v_moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule subst_all_moduletype_is_wf0{v_moduletype : moduletype, var_0 : typeuse*, ret_val : moduletype}:
+    `%%%`(v_moduletype, var_0, ret_val)
+    -- wf_moduletype: `%`(v_moduletype)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $subst_all_moduletype(v_moduletype, var_0))
+    -- wf_moduletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -2010,47 +2516,73 @@ def $subst_all_deftypes(var_0 : deftype*, var_1 : typeuse*) : deftype*
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rollrt(v_typeidx : typeidx, v_rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $rollrt{x : uN, v_rectype : rectype, i : nat, v_n : nat, subtype_lst : subtype*}(x, v_rectype) = REC_rectype(`%`_list($subst_subtype(v_subtype, _IDX_typevar(`%`_typeidx(($proj_uN_0(x).0 + i)))^(i<v_n){}, REC_typeuse(i)^(i<v_n){})^v_n{v_subtype <- subtype_lst}))
-    -- if (v_rectype = REC_rectype(`%`_list(subtype_lst)))
-    -- (wf_subtype: `%`(subtype#2))*{subtype#2 <- subtype_lst}
+  def $rollrt{x : uN, v_rectype : rectype, i : nat, v_n : nat, subtype_lst : subtype*}(x, v_rectype) = REC_rectype(mk_list_list($subst_subtype(v_subtype, _IDX_typevar(mk_uN_typeidx(($proj_uN_0(x).0 + i)))^(i<v_n){}, REC_typeuse(i)^(i<v_n){})^v_n{v_subtype <- subtype_lst}))
+    -- if (v_rectype = REC_rectype(mk_list_list(subtype_lst)))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrollrt(v_rectype : rectype) : rectype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $unrollrt{v_rectype : rectype, i : nat, v_n : nat, subtype_lst : subtype*}(v_rectype) = REC_rectype(`%`_list($subst_subtype(v_subtype, REC_typevar(i)^(i<v_n){}, _DEF_typeuse(v_rectype, i)^(i<v_n){})^v_n{v_subtype <- subtype_lst}))
-    -- if (v_rectype = REC_rectype(`%`_list(subtype_lst)))
-    -- (wf_subtype: `%`(subtype#4))*{subtype#4 <- subtype_lst}
+  def $unrollrt{v_rectype : rectype, i : nat, v_n : nat, subtype_lst : subtype*}(v_rectype) = REC_rectype(mk_list_list($subst_subtype(v_subtype, REC_typevar(i)^(i<v_n){}, _DEF_typeuse(v_rectype, i)^(i<v_n){})^v_n{v_subtype <- subtype_lst}))
+    -- if (v_rectype = REC_rectype(mk_list_list(subtype_lst)))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $rolldt(v_typeidx : typeidx, v_rectype : rectype) : deftype*
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $rolldt{x : uN, v_rectype : rectype, v_n : nat, subtype_lst : subtype*}(x, v_rectype) = _DEF_deftype(REC_rectype(`%`_list(subtype_lst)), i)^(i<v_n){}
-    -- if ($rollrt(x, v_rectype) = REC_rectype(`%`_list(subtype_lst)))
-    -- (wf_subtype: `%`(subtype#6))*{subtype#6 <- subtype_lst}
+  def $rolldt{x : uN, v_rectype : rectype, v_n : nat, subtype_lst : subtype*}(x, v_rectype) = _DEF_deftype(REC_rectype(mk_list_list(subtype_lst)), i)^(i<v_n){}
+    -- if ($rollrt(x, v_rectype) = REC_rectype(mk_list_list(subtype_lst)))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $unrolldt(v_deftype : deftype) : subtype
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $unrolldt{v_rectype : rectype, i : nat}(_DEF_deftype(v_rectype, i)) = subtype_lst[i]
-    -- let{subtype_lst : subtype*} REC_rectype(`%`_list(subtype_lst)) = $unrollrt(v_rectype)
+    -- let{subtype_lst : subtype*} REC_rectype(mk_list_list(subtype_lst)) = $unrollrt(v_rectype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation unrolldt_is_wf: `%%`(v_deftype : deftype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule unrolldt_is_wf0{v_deftype : deftype, ret_val : subtype}:
+    `%%`(v_deftype, ret_val)
+    -- if (ret_val = $unrolldt(v_deftype))
+    -- wf_subtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_addrtype(v_addrtype : addrtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_addrtype{v_addrtype : addrtype}(v_addrtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_addrtype_is_wf: `%%`(v_addrtype : addrtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_addrtype_is_wf0{v_addrtype : addrtype, ret_val : free}:
+    `%%`(v_addrtype, ret_val)
+    -- if (ret_val = $free_addrtype(v_addrtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_numtype(v_numtype : numtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_numtype{v_numtype : numtype}(v_numtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_numtype_is_wf: `%%`(v_numtype : numtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_numtype_is_wf0{v_numtype : numtype, ret_val : free}:
+    `%%`(v_numtype, ret_val)
+    -- if (ret_val = $free_numtype(v_numtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_packtype(v_packtype : packtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_packtype{v_packtype : packtype}(v_packtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_packtype_is_wf: `%%`(v_packtype : packtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_packtype_is_wf0{v_packtype : packtype, ret_val : free}:
+    `%%`(v_packtype, ret_val)
+    -- if (ret_val = $free_packtype(v_packtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_lanetype(v_lanetype : lanetype) : free
@@ -2067,11 +2599,26 @@ def $free_lanetype(v_lanetype : lanetype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_lanetype(I16_lanetype) = $free_packtype(I16_packtype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_lanetype_is_wf: `%%`(v_lanetype : lanetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_lanetype_is_wf0{v_lanetype : lanetype, ret_val : free}:
+    `%%`(v_lanetype, ret_val)
+    -- if (ret_val = $free_lanetype(v_lanetype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_vectype(v_vectype : vectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_vectype{v_vectype : vectype}(v_vectype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_vectype_is_wf: `%%`(v_vectype : vectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_vectype_is_wf0{v_vectype : vectype, ret_val : free}:
+    `%%`(v_vectype, ret_val)
+    -- if (ret_val = $free_vectype(v_vectype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_consttype(v_consttype : consttype) : free
@@ -2086,11 +2633,26 @@ def $free_consttype(v_consttype : consttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_consttype(V128_consttype) = $free_vectype(V128_vectype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_consttype_is_wf: `%%`(v_consttype : consttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_consttype_is_wf0{v_consttype : consttype, ret_val : free}:
+    `%%`(v_consttype, ret_val)
+    -- if (ret_val = $free_consttype(v_consttype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_absheaptype(v_absheaptype : absheaptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_absheaptype{v_absheaptype : absheaptype}(v_absheaptype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_absheaptype_is_wf: `%%`(v_absheaptype : absheaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_absheaptype_is_wf0{v_absheaptype : absheaptype, ret_val : free}:
+    `%%`(v_absheaptype, ret_val)
+    -- if (ret_val = $free_absheaptype(v_absheaptype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_typevar(v_typevar : typevar) : free
@@ -2098,7 +2660,15 @@ def $free_typevar(v_typevar : typevar) : free
   def $free_typevar{v_typeidx : uN}(_IDX_typevar(v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_typevar{v_n : nat}(REC_typevar(v_n)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_typevar_is_wf: `%%`(v_typevar : typevar, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_typevar_is_wf0{v_typevar : typevar, ret_val : free}:
+    `%%`(v_typevar, ret_val)
+    -- wf_typevar: `%`(v_typevar)
+    -- if (ret_val = $free_typevar(v_typevar))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 rec {
@@ -2168,12 +2738,11 @@ def $free_valtype(v_valtype : valtype) : free
   def $free_valtype{null_opt : null?, v_heaptype : heaptype}(REF_valtype(null_opt, v_heaptype)) = $free_reftype(REF_reftype(null_opt, v_heaptype))
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:537.1-537.28
   def $free_valtype(BOT_valtype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.1-487.40
 def $free_resulttype(v_resulttype : resulttype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:539.1-539.69
-  def $free_resulttype{valtype_lst : valtype*}(`%`_resulttype(valtype_lst)) = $free_list($free_valtype(v_valtype)*{v_valtype <- valtype_lst})
+  def $free_resulttype{valtype_lst : valtype*}(mk_list_resulttype(valtype_lst)) = $free_list($free_valtype(v_valtype)*{v_valtype <- valtype_lst})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.1-488.42
 def $free_storagetype(v_storagetype : storagetype) : free
@@ -2199,12 +2768,12 @@ def $free_storagetype(v_storagetype : storagetype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.1-489.38
 def $free_fieldtype(v_fieldtype : fieldtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:544.1-544.71
-  def $free_fieldtype{mut_opt : mut?, v_storagetype : storagetype}(`%%`_fieldtype(mut_opt, v_storagetype)) = $free_storagetype(v_storagetype)
+  def $free_fieldtype{mut_opt : mut?, v_storagetype : storagetype}(mk_fieldtype_fieldtype(mut_opt, v_storagetype)) = $free_storagetype(v_storagetype)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.1-490.36
 def $free_comptype(v_comptype : comptype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:546.1-546.80
-  def $free_comptype{fieldtype_lst : fieldtype*}(STRUCT_comptype(`%`_list(fieldtype_lst))) = $free_list($free_fieldtype(v_fieldtype)*{v_fieldtype <- fieldtype_lst})
+  def $free_comptype{fieldtype_lst : fieldtype*}(STRUCT_comptype(mk_list_list(fieldtype_lst))) = $free_list($free_fieldtype(v_fieldtype)*{v_fieldtype <- fieldtype_lst})
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:547.1-547.65
   def $free_comptype{v_fieldtype : fieldtype}(ARRAY_comptype(v_fieldtype)) = $free_fieldtype(v_fieldtype)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:548.1-548.121
@@ -2218,7 +2787,7 @@ def $free_subtype(v_subtype : subtype) : free
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.1-492.34
 def $free_rectype(v_rectype : rectype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:553.1-553.70
-  def $free_rectype{subtype_lst : subtype*}(REC_rectype(`%`_list(subtype_lst))) = $free_list($free_subtype(v_subtype)*{v_subtype <- subtype_lst})
+  def $free_rectype{subtype_lst : subtype*}(REC_rectype(mk_list_list(subtype_lst))) = $free_list($free_subtype(v_subtype)*{v_subtype <- subtype_lst})
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.1-520.34
 def $free_deftype(v_deftype : deftype) : free
@@ -2226,37 +2795,189 @@ def $free_deftype(v_deftype : deftype) : free
   def $free_deftype{v_rectype : rectype, v_n : nat}(_DEF_deftype(v_rectype, v_n)) = $free_rectype(v_rectype)
 }
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+relation free_heaptype_is_wf: `%%`(v_heaptype : heaptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:481.6-481.20
+  rule free_heaptype_is_wf0{v_heaptype : heaptype, ret_val : free}:
+    `%%`(v_heaptype, ret_val)
+    -- wf_heaptype: `%`(v_heaptype)
+    -- if (ret_val = $free_heaptype(v_heaptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+relation free_reftype_is_wf: `%%`(v_reftype : reftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:482.6-482.19
+  rule free_reftype_is_wf0{v_reftype : reftype, ret_val : free}:
+    `%%`(v_reftype, ret_val)
+    -- wf_reftype: `%`(v_reftype)
+    -- if (ret_val = $free_reftype(v_reftype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+relation free_typeuse_is_wf: `%%`(v_typeuse : typeuse, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:484.6-484.19
+  rule free_typeuse_is_wf0{v_typeuse : typeuse, ret_val : free}:
+    `%%`(v_typeuse, ret_val)
+    -- wf_typeuse: `%`(v_typeuse)
+    -- if (ret_val = $free_typeuse(v_typeuse))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+relation free_valtype_is_wf: `%%`(v_valtype : valtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:485.6-485.19
+  rule free_valtype_is_wf0{v_valtype : valtype, ret_val : free}:
+    `%%`(v_valtype, ret_val)
+    -- wf_valtype: `%`(v_valtype)
+    -- if (ret_val = $free_valtype(v_valtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+relation free_resulttype_is_wf: `%%`(v_resulttype : resulttype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:487.6-487.22
+  rule free_resulttype_is_wf0{v_resulttype : resulttype, ret_val : free}:
+    `%%`(v_resulttype, ret_val)
+    -- if (ret_val = $free_resulttype(v_resulttype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+relation free_storagetype_is_wf: `%%`(v_storagetype : storagetype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:488.6-488.23
+  rule free_storagetype_is_wf0{v_storagetype : storagetype, ret_val : free}:
+    `%%`(v_storagetype, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- if (ret_val = $free_storagetype(v_storagetype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+relation free_fieldtype_is_wf: `%%`(v_fieldtype : fieldtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:489.6-489.21
+  rule free_fieldtype_is_wf0{v_fieldtype : fieldtype, ret_val : free}:
+    `%%`(v_fieldtype, ret_val)
+    -- wf_fieldtype: `%`(v_fieldtype)
+    -- if (ret_val = $free_fieldtype(v_fieldtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+relation free_comptype_is_wf: `%%`(v_comptype : comptype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:490.6-490.20
+  rule free_comptype_is_wf0{v_comptype : comptype, ret_val : free}:
+    `%%`(v_comptype, ret_val)
+    -- wf_comptype: `%`(v_comptype)
+    -- if (ret_val = $free_comptype(v_comptype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+relation free_subtype_is_wf: `%%`(v_subtype : subtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:491.6-491.19
+  rule free_subtype_is_wf0{v_subtype : subtype, ret_val : free}:
+    `%%`(v_subtype, ret_val)
+    -- wf_subtype: `%`(v_subtype)
+    -- if (ret_val = $free_subtype(v_subtype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+relation free_rectype_is_wf: `%%`(v_rectype : rectype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:492.6-492.19
+  rule free_rectype_is_wf0{v_rectype : rectype, ret_val : free}:
+    `%%`(v_rectype, ret_val)
+    -- if (ret_val = $free_rectype(v_rectype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+relation free_deftype_is_wf: `%%`(v_deftype : deftype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec:520.6-520.19
+  rule free_deftype_is_wf0{v_deftype : deftype, ret_val : free}:
+    `%%`(v_deftype, ret_val)
+    -- if (ret_val = $free_deftype(v_deftype))
+    -- wf_free: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tagtype(v_tagtype : tagtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_tagtype{v_rectype : rectype, v_n : n}(_DEF_tagtype(v_rectype, v_n)) = $free_deftype(_DEF_deftype(v_rectype, v_n))
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_globaltype(v_globaltype : globaltype) : free
+relation free_tagtype_is_wf: `%%`(v_tagtype : tagtype, ret_val : free)
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_globaltype{mut_opt : mut?, v_valtype : valtype}(`%%`_globaltype(mut_opt, v_valtype)) = $free_valtype(v_valtype)
+  rule free_tagtype_is_wf0{v_tagtype : tagtype, ret_val : free}:
+    `%%`(v_tagtype, ret_val)
+    -- wf_typeuse: `%`(v_tagtype)
+    -- if (ret_val = $free_tagtype(v_tagtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-def $free_memtype(v_memtype : memtype) : free
+def $free_globaltype(v_globaltype : globaltype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_memtype{v_addrtype : addrtype, v_limits : limits}(`%%PAGE`_memtype(v_addrtype, v_limits)) = $free_addrtype(v_addrtype)
+  def $free_globaltype{mut_opt : mut?, v_valtype : valtype}(mk_globaltype_globaltype(mut_opt, v_valtype)) = $free_valtype(v_valtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_globaltype_is_wf: `%%`(v_globaltype : globaltype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_globaltype_is_wf0{v_globaltype : globaltype, ret_val : free}:
+    `%%`(v_globaltype, ret_val)
+    -- wf_globaltype: `%`(v_globaltype)
+    -- if (ret_val = $free_globaltype(v_globaltype))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+def $free_memtype(v_memtype : memtype) : free
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  def $free_memtype{v_addrtype : addrtype, v_limits : limits}(`%%PAGE`_memtype(v_addrtype, v_limits)) = $free_addrtype(v_addrtype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_memtype_is_wf: `%%`(v_memtype : memtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_memtype_is_wf0{v_memtype : memtype, ret_val : free}:
+    `%%`(v_memtype, ret_val)
+    -- wf_memtype: `%`(v_memtype)
+    -- if (ret_val = $free_memtype(v_memtype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_tabletype(v_tabletype : tabletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_tabletype{v_addrtype : addrtype, v_limits : limits, v_reftype : reftype}(`%%%`_tabletype(v_addrtype, v_limits, v_reftype)) = $free_addrtype(v_addrtype) +++ $free_reftype(v_reftype)
+  def $free_tabletype{v_addrtype : addrtype, v_limits : limits, v_reftype : reftype}(mk_tabletype_tabletype(v_addrtype, v_limits, v_reftype)) = $free_addrtype(v_addrtype) +++ $free_reftype(v_reftype)
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_tabletype_is_wf: `%%`(v_tabletype : tabletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_tabletype_is_wf0{v_tabletype : tabletype, ret_val : free}:
+    `%%`(v_tabletype, ret_val)
+    -- wf_tabletype: `%`(v_tabletype)
+    -- if (ret_val = $free_tabletype(v_tabletype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_datatype(v_datatype : datatype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_datatype(OK_datatype) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_datatype_is_wf: `%%`(v_datatype : datatype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_datatype_is_wf0{v_datatype : datatype, ret_val : free}:
+    `%%`(v_datatype, ret_val)
+    -- if (ret_val = $free_datatype(v_datatype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_elemtype(v_elemtype : elemtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_elemtype{v_reftype : reftype}(v_reftype) = $free_reftype(v_reftype)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_elemtype_is_wf: `%%`(v_elemtype : elemtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_elemtype_is_wf0{v_elemtype : elemtype, ret_val : free}:
+    `%%`(v_elemtype, ret_val)
+    -- wf_reftype: `%`(v_elemtype)
+    -- if (ret_val = $free_elemtype(v_elemtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_externtype(v_externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
@@ -2270,10 +2991,28 @@ def $free_externtype(v_externtype : externtype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
   def $free_externtype{v_typeuse : typeuse}(FUNC_externtype(v_typeuse)) = $free_typeuse(v_typeuse)
 
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_externtype_is_wf: `%%`(v_externtype : externtype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_externtype_is_wf0{v_externtype : externtype, ret_val : free}:
+    `%%`(v_externtype, ret_val)
+    -- wf_externtype: `%`(v_externtype)
+    -- if (ret_val = $free_externtype(v_externtype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
 def $free_moduletype(v_moduletype : moduletype) : free
   ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
-  def $free_moduletype{externtype_1_lst : externtype*, externtype_2_lst : externtype*}(`%->%`_moduletype(externtype_1_lst, externtype_2_lst)) = $free_list($free_externtype(externtype_1)*{externtype_1 <- externtype_1_lst}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- externtype_2_lst})
+  def $free_moduletype{externtype_1_lst : externtype*, externtype_2_lst : externtype*}(mk_moduletype_moduletype(externtype_1_lst, externtype_2_lst)) = $free_list($free_externtype(externtype_1)*{externtype_1 <- externtype_1_lst}) +++ $free_list($free_externtype(externtype_2)*{externtype_2 <- externtype_2_lst})
+
+;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+relation free_moduletype_is_wf: `%%`(v_moduletype : moduletype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.2-syntax.types.spectec
+  rule free_moduletype_is_wf0{v_moduletype : moduletype, ret_val : free}:
+    `%%`(v_moduletype, ret_val)
+    -- wf_moduletype: `%`(v_moduletype)
+    -- if (ret_val = $free_moduletype(v_moduletype))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax num_ = 
@@ -2410,18 +3149,18 @@ def $proj_lit__2(var_x : lit_) : pack_?
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax sz = 
-  | `%`(i : nat)
+  | mk_sz(i : nat)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_sz_0(x : sz) : (nat)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $proj_sz_0{v_num_0 : nat}(`%`_sz(v_num_0)) = (v_num_0)
+  def $proj_sz_0{v_num_0 : nat}(mk_sz_sz(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 relation wf_sz: `%`(sz)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule sz_case_0{i : nat}:
-    `%`(`%`_sz(i))
+    `%`(mk_sz_sz(i))
     -- if ((((i = 8) \/ (i = 16)) \/ (i = 32)) \/ (i = 64))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -2761,18 +3500,18 @@ def $proj_cvtop___3(var_x : cvtop__) : cvtop__Fnn_1_Fnn_2?
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax dim = 
-  | `%`(i : nat)
+  | mk_dim(i : nat)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_dim_0(x : dim) : (nat)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $proj_dim_0{v_num_0 : nat}(`%`_dim(v_num_0)) = (v_num_0)
+  def $proj_dim_0{v_num_0 : nat}(mk_dim_dim(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 relation wf_dim: `%`(dim)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule dim_case_0{i : nat}:
-    `%`(`%`_dim(i))
+    `%`(mk_dim_dim(i))
     -- if (((((i = 1) \/ (i = 2)) \/ (i = 4)) \/ (i = 8)) \/ (i = 16))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -2790,50 +3529,58 @@ relation wf_shape: `%`(shape)
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $fun_dim(v_shape : shape) : dim
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $fun_dim{v_Lnn : lanetype, v_N : nat}(`%X%`_shape(v_Lnn, `%`_dim(v_N))) = `%`_dim(v_N)
-    -- wf_dim: `%`(`%`_dim(v_N))
+  def $fun_dim{v_Lnn : lanetype, v_N : nat}(`%X%`_shape(v_Lnn, mk_dim_dim(v_N))) = mk_dim_dim(v_N)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation dim_is_wf: `%%`(v_shape : shape, ret_val : dim)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule dim_is_wf0{v_shape : shape, ret_val : dim}:
+    `%%`(v_shape, ret_val)
+    -- wf_shape: `%`(v_shape)
+    -- if (ret_val = $fun_dim(v_shape))
+    -- wf_dim: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $fun_lanetype(v_shape : shape) : lanetype
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $fun_lanetype{v_Lnn : lanetype, v_N : nat}(`%X%`_shape(v_Lnn, `%`_dim(v_N))) = v_Lnn
+  def $fun_lanetype{v_Lnn : lanetype, v_N : nat}(`%X%`_shape(v_Lnn, mk_dim_dim(v_N))) = v_Lnn
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $unpackshape(v_shape : shape) : numtype
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $unpackshape{v_Lnn : lanetype, v_N : nat}(`%X%`_shape(v_Lnn, `%`_dim(v_N))) = $lunpack(v_Lnn)
+  def $unpackshape{v_Lnn : lanetype, v_N : nat}(`%X%`_shape(v_Lnn, mk_dim_dim(v_N))) = $lunpack(v_Lnn)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax ishape = 
-  | `%`(v_shape : shape)
+  | mk_ishape(v_shape : shape)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_ishape_0(x : ishape) : (shape)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $proj_ishape_0{v_shape_0 : shape}(`%`_ishape(v_shape_0)) = (v_shape_0)
+  def $proj_ishape_0{v_shape_0 : shape}(mk_ishape_ishape(v_shape_0)) = (v_shape_0)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 relation wf_ishape: `%`(ishape)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule ishape_case_0{v_Jnn : Jnn, v_shape : shape}:
-    `%`(`%`_ishape(v_shape))
+    `%`(mk_ishape_ishape(v_shape))
     -- wf_shape: `%`(v_shape)
     -- if ($fun_lanetype(v_shape) = $lanetype_Jnn(v_Jnn))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax bshape = 
-  | `%`(v_shape : shape)
+  | mk_bshape(v_shape : shape)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_bshape_0(x : bshape) : (shape)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $proj_bshape_0{v_shape_0 : shape}(`%`_bshape(v_shape_0)) = (v_shape_0)
+  def $proj_bshape_0{v_shape_0 : shape}(mk_bshape_bshape(v_shape_0)) = (v_shape_0)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 relation wf_bshape: `%`(bshape)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule bshape_case_0{v_shape : shape}:
-    `%`(`%`_bshape(v_shape))
+    `%`(mk_bshape_bshape(v_shape))
     -- wf_shape: `%`(v_shape)
     -- if ($fun_lanetype(v_shape) = I8_lanetype)
 
@@ -2907,12 +3654,12 @@ relation wf_vunop_: `%%`(shape, vunop_)
   rule vunop__case_0{v_shape : shape, v_Jnn : Jnn, v_M : M, var_x : vunop_Jnn_M}:
     `%%`(v_shape, mk_vunop__0_vunop_(v_Jnn, v_M, var_x))
     -- wf_vunop_Jnn_M: `%%%`(v_Jnn, v_M, var_x)
-    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vunop__case_1{v_shape : shape, v_Fnn : Fnn, v_M : M, var_x : vunop_Fnn_M}:
     `%%`(v_shape, mk_vunop__1_vunop_(v_Fnn, v_M, var_x))
-    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vunop__0(var_x : vunop_) : vunop_Jnn_M?
@@ -3015,12 +3762,12 @@ relation wf_vbinop_: `%%`(shape, vbinop_)
   rule vbinop__case_0{v_shape : shape, v_Jnn : Jnn, v_M : M, var_x : vbinop_Jnn_M}:
     `%%`(v_shape, mk_vbinop__0_vbinop_(v_Jnn, v_M, var_x))
     -- wf_vbinop_Jnn_M: `%%%`(v_Jnn, v_M, var_x)
-    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vbinop__case_1{v_shape : shape, v_Fnn : Fnn, v_M : M, var_x : vbinop_Fnn_M}:
     `%%`(v_shape, mk_vbinop__1_vbinop_(v_Fnn, v_M, var_x))
-    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vbinop__0(var_x : vbinop_) : vbinop_Jnn_M?
@@ -3055,12 +3802,12 @@ relation wf_vternop_: `%%`(shape, vternop_)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vternop__case_0{v_shape : shape, v_Jnn : Jnn, v_M : M, var_x : vternop_Jnn_M}:
     `%%`(v_shape, mk_vternop__0_vternop_(v_Jnn, v_M, var_x))
-    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vternop__case_1{v_shape : shape, v_Fnn : Fnn, v_M : M, var_x : vternop_Fnn_M}:
     `%%`(v_shape, mk_vternop__1_vternop_(v_Fnn, v_M, var_x))
-    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vternop__0(var_x : vternop_) : vternop_Jnn_M?
@@ -3089,7 +3836,7 @@ relation wf_vtestop_: `%%`(shape, vtestop_)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vtestop__case_0{v_shape : shape, v_Jnn : Jnn, v_M : M, var_x : vtestop_Jnn_M}:
     `%%`(v_shape, mk_vtestop__0_vtestop_(v_Jnn, v_M, var_x))
-    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vtestop__0(var_x : vtestop_) : vtestop_Jnn_M
@@ -3155,12 +3902,12 @@ relation wf_vrelop_: `%%`(shape, vrelop_)
   rule vrelop__case_0{v_shape : shape, v_Jnn : Jnn, v_M : M, var_x : vrelop_Jnn_M}:
     `%%`(v_shape, mk_vrelop__0_vrelop_(v_Jnn, v_M, var_x))
     -- wf_vrelop_Jnn_M: `%%%`(v_Jnn, v_M, var_x)
-    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vrelop__case_1{v_shape : shape, v_Fnn : Fnn, v_M : M, var_x : vrelop_Fnn_M}:
     `%%`(v_shape, mk_vrelop__1_vrelop_(v_Fnn, v_M, var_x))
-    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), `%`_dim(v_M)))
+    -- if (v_shape = `%X%`_shape($lanetype_Fnn(v_Fnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vrelop__0(var_x : vrelop_) : vrelop_Jnn_M?
@@ -3190,7 +3937,7 @@ relation wf_vshiftop_: `%%`(ishape, vshiftop_)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vshiftop__case_0{v_ishape : ishape, v_Jnn : Jnn, v_M : M, var_x : vshiftop_Jnn_M}:
     `%%`(v_ishape, mk_vshiftop__0_vshiftop_(v_Jnn, v_M, var_x))
-    -- if (v_ishape = `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
+    -- if (v_ishape = mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vshiftop__0(var_x : vshiftop_) : vshiftop_Jnn_M
@@ -3211,7 +3958,7 @@ relation wf_vswizzlop_: `%%`(bshape, vswizzlop_)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vswizzlop__case_0{v_bshape : bshape, v_M : M, var_x : vswizzlop_M}:
     `%%`(v_bshape, mk_vswizzlop__0_vswizzlop_(v_M, var_x))
-    -- if (v_bshape = `%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(v_M))))
+    -- if (v_bshape = mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M))))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vswizzlop__0(var_x : vswizzlop_) : vswizzlop_M
@@ -3239,8 +3986,8 @@ relation wf_vextunop__: `%%%`(ishape, ishape, vextunop__)
   rule vextunop___case_0{ishape_1 : ishape, ishape_2 : ishape, Jnn_1 : Jnn, M_1 : M, Jnn_2 : Jnn, M_2 : M, var_x : vextunop__Jnn_1_M_1_Jnn_2_M_2}:
     `%%%`(ishape_1, ishape_2, mk_vextunop___0_vextunop__(Jnn_1, M_1, Jnn_2, M_2, var_x))
     -- wf_vextunop__Jnn_1_M_1_Jnn_2_M_2: `%%%%%`(Jnn_1, M_1, Jnn_2, M_2, var_x)
-    -- if (ishape_1 = `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn_1), `%`_dim(M_1))))
-    -- if (ishape_2 = `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn_2), `%`_dim(M_2))))
+    -- if (ishape_1 = mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(Jnn_1), mk_dim_dim(M_1))))
+    -- if (ishape_2 = mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(Jnn_2), mk_dim_dim(M_2))))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vextunop___0(var_x : vextunop__) : vextunop__Jnn_1_M_1_Jnn_2_M_2
@@ -3280,8 +4027,8 @@ relation wf_vextbinop__: `%%%`(ishape, ishape, vextbinop__)
   rule vextbinop___case_0{ishape_1 : ishape, ishape_2 : ishape, Jnn_1 : Jnn, M_1 : M, Jnn_2 : Jnn, M_2 : M, var_x : vextbinop__Jnn_1_M_1_Jnn_2_M_2}:
     `%%%`(ishape_1, ishape_2, mk_vextbinop___0_vextbinop__(Jnn_1, M_1, Jnn_2, M_2, var_x))
     -- wf_vextbinop__Jnn_1_M_1_Jnn_2_M_2: `%%%%%`(Jnn_1, M_1, Jnn_2, M_2, var_x)
-    -- if (ishape_1 = `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn_1), `%`_dim(M_1))))
-    -- if (ishape_2 = `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn_2), `%`_dim(M_2))))
+    -- if (ishape_1 = mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(Jnn_1), mk_dim_dim(M_1))))
+    -- if (ishape_2 = mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(Jnn_2), mk_dim_dim(M_2))))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vextbinop___0(var_x : vextbinop__) : vextbinop__Jnn_1_M_1_Jnn_2_M_2
@@ -3309,8 +4056,8 @@ relation wf_vextternop__: `%%%`(ishape, ishape, vextternop__)
   rule vextternop___case_0{ishape_1 : ishape, ishape_2 : ishape, Jnn_1 : Jnn, M_1 : M, Jnn_2 : Jnn, M_2 : M, var_x : vextternop__Jnn_1_M_1_Jnn_2_M_2}:
     `%%%`(ishape_1, ishape_2, mk_vextternop___0_vextternop__(Jnn_1, M_1, Jnn_2, M_2, var_x))
     -- wf_vextternop__Jnn_1_M_1_Jnn_2_M_2: `%%%%%`(Jnn_1, M_1, Jnn_2, M_2, var_x)
-    -- if (ishape_1 = `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn_1), `%`_dim(M_1))))
-    -- if (ishape_2 = `%`_ishape(`%X%`_shape($lanetype_Jnn(Jnn_2), `%`_dim(M_2))))
+    -- if (ishape_1 = mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(Jnn_1), mk_dim_dim(M_1))))
+    -- if (ishape_2 = mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(Jnn_2), mk_dim_dim(M_2))))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vextternop___0(var_x : vextternop__) : vextternop__Jnn_1_M_1_Jnn_2_M_2
@@ -3386,29 +4133,29 @@ relation wf_vcvtop__: `%%%`(shape, shape, vcvtop__)
   rule vcvtop___case_0{shape_1 : shape, shape_2 : shape, Jnn_1 : Jnn, M_1 : M, Jnn_2 : Jnn, M_2 : M, var_x : vcvtop__Jnn_1_M_1_Jnn_2_M_2}:
     `%%%`(shape_1, shape_2, mk_vcvtop___0_vcvtop__(Jnn_1, M_1, Jnn_2, M_2, var_x))
     -- wf_vcvtop__Jnn_1_M_1_Jnn_2_M_2: `%%%%%`(Jnn_1, M_1, Jnn_2, M_2, var_x)
-    -- if (shape_1 = `%X%`_shape($lanetype_Jnn(Jnn_1), `%`_dim(M_1)))
-    -- if (shape_2 = `%X%`_shape($lanetype_Jnn(Jnn_2), `%`_dim(M_2)))
+    -- if (shape_1 = `%X%`_shape($lanetype_Jnn(Jnn_1), mk_dim_dim(M_1)))
+    -- if (shape_2 = `%X%`_shape($lanetype_Jnn(Jnn_2), mk_dim_dim(M_2)))
 
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vcvtop___case_1{shape_1 : shape, shape_2 : shape, Jnn_1 : Jnn, M_1 : M, Fnn_2 : Fnn, M_2 : M, var_x : vcvtop__Jnn_1_M_1_Fnn_2_M_2}:
     `%%%`(shape_1, shape_2, mk_vcvtop___1_vcvtop__(Jnn_1, M_1, Fnn_2, M_2, var_x))
     -- wf_vcvtop__Jnn_1_M_1_Fnn_2_M_2: `%%%%%`(Jnn_1, M_1, Fnn_2, M_2, var_x)
-    -- if (shape_1 = `%X%`_shape($lanetype_Jnn(Jnn_1), `%`_dim(M_1)))
-    -- if (shape_2 = `%X%`_shape($lanetype_Fnn(Fnn_2), `%`_dim(M_2)))
+    -- if (shape_1 = `%X%`_shape($lanetype_Jnn(Jnn_1), mk_dim_dim(M_1)))
+    -- if (shape_2 = `%X%`_shape($lanetype_Fnn(Fnn_2), mk_dim_dim(M_2)))
 
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vcvtop___case_2{shape_1 : shape, shape_2 : shape, Fnn_1 : Fnn, M_1 : M, Jnn_2 : Jnn, M_2 : M, var_x : vcvtop__Fnn_1_M_1_Jnn_2_M_2}:
     `%%%`(shape_1, shape_2, mk_vcvtop___2_vcvtop__(Fnn_1, M_1, Jnn_2, M_2, var_x))
     -- wf_vcvtop__Fnn_1_M_1_Jnn_2_M_2: `%%%%%`(Fnn_1, M_1, Jnn_2, M_2, var_x)
-    -- if (shape_1 = `%X%`_shape($lanetype_Fnn(Fnn_1), `%`_dim(M_1)))
-    -- if (shape_2 = `%X%`_shape($lanetype_Jnn(Jnn_2), `%`_dim(M_2)))
+    -- if (shape_1 = `%X%`_shape($lanetype_Fnn(Fnn_1), mk_dim_dim(M_1)))
+    -- if (shape_2 = `%X%`_shape($lanetype_Jnn(Jnn_2), mk_dim_dim(M_2)))
 
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule vcvtop___case_3{shape_1 : shape, shape_2 : shape, Fnn_1 : Fnn, M_1 : M, Fnn_2 : Fnn, M_2 : M, var_x : vcvtop__Fnn_1_M_1_Fnn_2_M_2}:
     `%%%`(shape_1, shape_2, mk_vcvtop___3_vcvtop__(Fnn_1, M_1, Fnn_2, M_2, var_x))
     -- wf_vcvtop__Fnn_1_M_1_Fnn_2_M_2: `%%%%%`(Fnn_1, M_1, Fnn_2, M_2, var_x)
-    -- if (shape_1 = `%X%`_shape($lanetype_Fnn(Fnn_1), `%`_dim(M_1)))
-    -- if (shape_2 = `%X%`_shape($lanetype_Fnn(Fnn_2), `%`_dim(M_2)))
+    -- if (shape_1 = `%X%`_shape($lanetype_Fnn(Fnn_1), mk_dim_dim(M_1)))
+    -- if (shape_2 = `%X%`_shape($lanetype_Fnn(Fnn_2), mk_dim_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $proj_vcvtop___0(var_x : vcvtop__) : vcvtop__Jnn_1_M_1_Jnn_2_M_2?
@@ -3455,13 +4202,13 @@ relation wf_memarg: `%`(memarg)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax loadop_Inn = 
-  | `%_%`(v_sz : sz, v_sx : sx)
+  | mk_loadop_Inn(v_sz : sz, v_sx : sx)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 relation wf_loadop_Inn: `%%`(Inn, loadop_Inn)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule loadop_Inn_case_0{v_Inn : Inn, v_sz : sz, v_sx : sx}:
-    `%%`(v_Inn, `%_%`_loadop_Inn(v_sz, v_sx))
+    `%%`(v_Inn, mk_loadop_Inn_loadop_Inn(v_sz, v_sx))
     -- wf_sz: `%`(v_sz)
     -- if ($proj_sz_0(v_sz).0 < $sizenn($numtype_addrtype(v_Inn)))
 
@@ -3484,13 +4231,13 @@ def $proj_loadop__0(var_x : loadop_) : loadop_Inn
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 syntax storeop_Inn = 
-  | `%`(v_sz : sz)
+  | mk_storeop_Inn(v_sz : sz)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 relation wf_storeop_Inn: `%%`(Inn, storeop_Inn)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   rule storeop_Inn_case_0{v_Inn : Inn, v_sz : sz}:
-    `%%`(v_Inn, `%`_storeop_Inn(v_sz))
+    `%%`(v_Inn, mk_storeop_Inn_storeop_Inn(v_sz))
     -- wf_sz: `%`(v_sz)
     -- if ($proj_sz_0(v_sz).0 < $sizenn($numtype_addrtype(v_Inn)))
 
@@ -3668,14 +4415,14 @@ rec {
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.1-43.19
 syntax ref = 
-  | `REF.I31_NUM`(v_u31 : u31)
-  | `REF.NULL_ADDR`
-  | `REF.STRUCT_ADDR`(v_structaddr : structaddr)
-  | `REF.ARRAY_ADDR`(v_arrayaddr : arrayaddr)
-  | `REF.FUNC_ADDR`(v_funcaddr : funcaddr)
-  | `REF.EXN_ADDR`(v_exnaddr : exnaddr)
-  | `REF.HOST_ADDR`(v_hostaddr : hostaddr)
-  | `REF.EXTERN`(v_ref : ref)
+  | REF_I31_NUM(v_u31 : u31)
+  | REF_NULL_ADDR
+  | REF_STRUCT_ADDR(v_structaddr : structaddr)
+  | REF_ARRAY_ADDR(v_arrayaddr : arrayaddr)
+  | REF_FUNC_ADDR(v_funcaddr : funcaddr)
+  | REF_EXN_ADDR(v_exnaddr : exnaddr)
+  | REF_HOST_ADDR(v_hostaddr : hostaddr)
+  | REF_EXTERN(v_ref : ref)
 }
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -3685,60 +4432,60 @@ rec {
 relation wf_ref: `%`(ref)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_0{v_u31 : u31}:
-    `%`(`REF.I31_NUM`_ref(v_u31))
+    `%`(REF_I31_NUM_ref(v_u31))
     -- wf_uN: `%%`(31, v_u31)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_1:
-    `%`(`REF.NULL_ADDR`_ref)
+    `%`(REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_2{v_structaddr : structaddr}:
-    `%`(`REF.STRUCT_ADDR`_ref(v_structaddr))
+    `%`(REF_STRUCT_ADDR_ref(v_structaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_3{v_arrayaddr : arrayaddr}:
-    `%`(`REF.ARRAY_ADDR`_ref(v_arrayaddr))
+    `%`(REF_ARRAY_ADDR_ref(v_arrayaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_4{v_funcaddr : funcaddr}:
-    `%`(`REF.FUNC_ADDR`_ref(v_funcaddr))
+    `%`(REF_FUNC_ADDR_ref(v_funcaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_5{v_exnaddr : exnaddr}:
-    `%`(`REF.EXN_ADDR`_ref(v_exnaddr))
+    `%`(REF_EXN_ADDR_ref(v_exnaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_6{v_hostaddr : hostaddr}:
-    `%`(`REF.HOST_ADDR`_ref(v_hostaddr))
+    `%`(REF_HOST_ADDR_ref(v_hostaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:35.8-35.11
   rule ref_case_7{v_ref : ref}:
-    `%`(`REF.EXTERN`_ref(v_ref))
+    `%`(REF_EXTERN_ref(v_ref))
 }
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax val = 
   | CONST(v_numtype : numtype, num_)
   | VCONST(v_vectype : vectype, vec_)
-  | `REF.I31_NUM`(v_u31 : u31)
-  | `REF.NULL_ADDR`
-  | `REF.STRUCT_ADDR`(v_structaddr : structaddr)
-  | `REF.ARRAY_ADDR`(v_arrayaddr : arrayaddr)
-  | `REF.FUNC_ADDR`(v_funcaddr : funcaddr)
-  | `REF.EXN_ADDR`(v_exnaddr : exnaddr)
-  | `REF.HOST_ADDR`(v_hostaddr : hostaddr)
-  | `REF.EXTERN`(v_ref : ref)
+  | REF_I31_NUM(v_u31 : u31)
+  | REF_NULL_ADDR
+  | REF_STRUCT_ADDR(v_structaddr : structaddr)
+  | REF_ARRAY_ADDR(v_arrayaddr : arrayaddr)
+  | REF_FUNC_ADDR(v_funcaddr : funcaddr)
+  | REF_EXN_ADDR(v_exnaddr : exnaddr)
+  | REF_HOST_ADDR(v_hostaddr : hostaddr)
+  | REF_EXTERN(v_ref : ref)
 
 def $val_ref(var_0 : ref) : val
-  def $val_ref{x0 : u31}(`REF.I31_NUM`_ref(x0)) = `REF.I31_NUM`_val(x0)
-  def $val_ref(`REF.NULL_ADDR`_ref) = `REF.NULL_ADDR`_val
-  def $val_ref{x0 : structaddr}(`REF.STRUCT_ADDR`_ref(x0)) = `REF.STRUCT_ADDR`_val(x0)
-  def $val_ref{x0 : arrayaddr}(`REF.ARRAY_ADDR`_ref(x0)) = `REF.ARRAY_ADDR`_val(x0)
-  def $val_ref{x0 : funcaddr}(`REF.FUNC_ADDR`_ref(x0)) = `REF.FUNC_ADDR`_val(x0)
-  def $val_ref{x0 : exnaddr}(`REF.EXN_ADDR`_ref(x0)) = `REF.EXN_ADDR`_val(x0)
-  def $val_ref{x0 : hostaddr}(`REF.HOST_ADDR`_ref(x0)) = `REF.HOST_ADDR`_val(x0)
-  def $val_ref{x0 : ref}(`REF.EXTERN`_ref(x0)) = `REF.EXTERN`_val(x0)
+  def $val_ref{x0 : u31}(REF_I31_NUM_ref(x0)) = REF_I31_NUM_val(x0)
+  def $val_ref(REF_NULL_ADDR_ref) = REF_NULL_ADDR_val
+  def $val_ref{x0 : structaddr}(REF_STRUCT_ADDR_ref(x0)) = REF_STRUCT_ADDR_val(x0)
+  def $val_ref{x0 : arrayaddr}(REF_ARRAY_ADDR_ref(x0)) = REF_ARRAY_ADDR_val(x0)
+  def $val_ref{x0 : funcaddr}(REF_FUNC_ADDR_ref(x0)) = REF_FUNC_ADDR_val(x0)
+  def $val_ref{x0 : exnaddr}(REF_EXN_ADDR_ref(x0)) = REF_EXN_ADDR_val(x0)
+  def $val_ref{x0 : hostaddr}(REF_HOST_ADDR_ref(x0)) = REF_HOST_ADDR_val(x0)
+  def $val_ref{x0 : ref}(REF_EXTERN_ref(x0)) = REF_EXTERN_val(x0)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 relation wf_val: `%`(val)
@@ -3754,36 +4501,36 @@ relation wf_val: `%`(val)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_2{v_u31 : u31}:
-    `%`(`REF.I31_NUM`_val(v_u31))
+    `%`(REF_I31_NUM_val(v_u31))
     -- wf_uN: `%%`(31, v_u31)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_3:
-    `%`(`REF.NULL_ADDR`_val)
+    `%`(REF_NULL_ADDR_val)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_4{v_structaddr : structaddr}:
-    `%`(`REF.STRUCT_ADDR`_val(v_structaddr))
+    `%`(REF_STRUCT_ADDR_val(v_structaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_5{v_arrayaddr : arrayaddr}:
-    `%`(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+    `%`(REF_ARRAY_ADDR_val(v_arrayaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_6{v_funcaddr : funcaddr}:
-    `%`(`REF.FUNC_ADDR`_val(v_funcaddr))
+    `%`(REF_FUNC_ADDR_val(v_funcaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_7{v_exnaddr : exnaddr}:
-    `%`(`REF.EXN_ADDR`_val(v_exnaddr))
+    `%`(REF_EXN_ADDR_val(v_exnaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_8{v_hostaddr : hostaddr}:
-    `%`(`REF.HOST_ADDR`_val(v_hostaddr))
+    `%`(REF_HOST_ADDR_val(v_hostaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule val_case_9{v_ref : ref}:
-    `%`(`REF.EXTERN`_val(v_ref))
+    `%`(REF_EXTERN_val(v_ref))
     -- wf_ref: `%`(v_ref)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -3830,58 +4577,58 @@ syntax instr =
   | THROW(v_tagidx : tagidx)
   | THROW_REF
   | TRY_TABLE(v_blocktype : blocktype, list(syntax catch), instr_lst : instr*)
-  | `LOCAL.GET`(v_localidx : localidx)
-  | `LOCAL.SET`(v_localidx : localidx)
-  | `LOCAL.TEE`(v_localidx : localidx)
-  | `GLOBAL.GET`(v_globalidx : globalidx)
-  | `GLOBAL.SET`(v_globalidx : globalidx)
-  | `TABLE.GET`(v_tableidx : tableidx)
-  | `TABLE.SET`(v_tableidx : tableidx)
-  | `TABLE.SIZE`(v_tableidx : tableidx)
-  | `TABLE.GROW`(v_tableidx : tableidx)
-  | `TABLE.FILL`(v_tableidx : tableidx)
-  | `TABLE.COPY`(v_tableidx : tableidx, v_tableidx : tableidx)
-  | `TABLE.INIT`(v_tableidx : tableidx, v_elemidx : elemidx)
-  | `ELEM.DROP`(v_elemidx : elemidx)
+  | LOCAL_GET(v_localidx : localidx)
+  | LOCAL_SET(v_localidx : localidx)
+  | LOCAL_TEE(v_localidx : localidx)
+  | GLOBAL_GET(v_globalidx : globalidx)
+  | GLOBAL_SET(v_globalidx : globalidx)
+  | TABLE_GET(v_tableidx : tableidx)
+  | TABLE_SET(v_tableidx : tableidx)
+  | TABLE_SIZE(v_tableidx : tableidx)
+  | TABLE_GROW(v_tableidx : tableidx)
+  | TABLE_FILL(v_tableidx : tableidx)
+  | TABLE_COPY(v_tableidx : tableidx, v_tableidx : tableidx)
+  | TABLE_INIT(v_tableidx : tableidx, v_elemidx : elemidx)
+  | ELEM_DROP(v_elemidx : elemidx)
   | LOAD(v_numtype : numtype, loadop_?, v_memidx : memidx, v_memarg : memarg)
   | STORE(v_numtype : numtype, storeop_?, v_memidx : memidx, v_memarg : memarg)
   | VLOAD(v_vectype : vectype, vloadop_?, v_memidx : memidx, v_memarg : memarg)
   | VLOAD_LANE(v_vectype : vectype, v_sz : sz, v_memidx : memidx, v_memarg : memarg, v_laneidx : laneidx)
   | VSTORE(v_vectype : vectype, v_memidx : memidx, v_memarg : memarg)
   | VSTORE_LANE(v_vectype : vectype, v_sz : sz, v_memidx : memidx, v_memarg : memarg, v_laneidx : laneidx)
-  | `MEMORY.SIZE`(v_memidx : memidx)
-  | `MEMORY.GROW`(v_memidx : memidx)
-  | `MEMORY.FILL`(v_memidx : memidx)
-  | `MEMORY.COPY`(v_memidx : memidx, v_memidx : memidx)
-  | `MEMORY.INIT`(v_memidx : memidx, v_dataidx : dataidx)
-  | `DATA.DROP`(v_dataidx : dataidx)
-  | `REF.NULL`(v_heaptype : heaptype)
-  | `REF.IS_NULL`
-  | `REF.AS_NON_NULL`
-  | `REF.EQ`
-  | `REF.TEST`(v_reftype : reftype)
-  | `REF.CAST`(v_reftype : reftype)
-  | `REF.FUNC`(v_funcidx : funcidx)
-  | `REF.I31`
-  | `I31.GET`(v_sx : sx)
-  | `STRUCT.NEW`(v_typeidx : typeidx)
-  | `STRUCT.NEW_DEFAULT`(v_typeidx : typeidx)
-  | `STRUCT.GET`(sx_opt : sx?, v_typeidx : typeidx, v_fieldidx : fieldidx)
-  | `STRUCT.SET`(v_typeidx : typeidx, v_fieldidx : fieldidx)
-  | `ARRAY.NEW`(v_typeidx : typeidx)
-  | `ARRAY.NEW_DEFAULT`(v_typeidx : typeidx)
-  | `ARRAY.NEW_FIXED`(v_typeidx : typeidx, v_u32 : u32)
-  | `ARRAY.NEW_DATA`(v_typeidx : typeidx, v_dataidx : dataidx)
-  | `ARRAY.NEW_ELEM`(v_typeidx : typeidx, v_elemidx : elemidx)
-  | `ARRAY.GET`(sx_opt : sx?, v_typeidx : typeidx)
-  | `ARRAY.SET`(v_typeidx : typeidx)
-  | `ARRAY.LEN`
-  | `ARRAY.FILL`(v_typeidx : typeidx)
-  | `ARRAY.COPY`(v_typeidx : typeidx, v_typeidx : typeidx)
-  | `ARRAY.INIT_DATA`(v_typeidx : typeidx, v_dataidx : dataidx)
-  | `ARRAY.INIT_ELEM`(v_typeidx : typeidx, v_elemidx : elemidx)
-  | `EXTERN.CONVERT_ANY`
-  | `ANY.CONVERT_EXTERN`
+  | MEMORY_SIZE(v_memidx : memidx)
+  | MEMORY_GROW(v_memidx : memidx)
+  | MEMORY_FILL(v_memidx : memidx)
+  | MEMORY_COPY(v_memidx : memidx, v_memidx : memidx)
+  | MEMORY_INIT(v_memidx : memidx, v_dataidx : dataidx)
+  | DATA_DROP(v_dataidx : dataidx)
+  | REF_NULL(v_heaptype : heaptype)
+  | REF_IS_NULL
+  | REF_AS_NON_NULL
+  | REF_EQ
+  | REF_TEST(v_reftype : reftype)
+  | REF_CAST(v_reftype : reftype)
+  | REF_FUNC(v_funcidx : funcidx)
+  | REF_I31
+  | I31_GET(v_sx : sx)
+  | STRUCT_NEW(v_typeidx : typeidx)
+  | STRUCT_NEW_DEFAULT(v_typeidx : typeidx)
+  | STRUCT_GET(sx_opt : sx?, v_typeidx : typeidx, v_fieldidx : fieldidx)
+  | STRUCT_SET(v_typeidx : typeidx, v_fieldidx : fieldidx)
+  | ARRAY_NEW(v_typeidx : typeidx)
+  | ARRAY_NEW_DEFAULT(v_typeidx : typeidx)
+  | ARRAY_NEW_FIXED(v_typeidx : typeidx, v_u32 : u32)
+  | ARRAY_NEW_DATA(v_typeidx : typeidx, v_dataidx : dataidx)
+  | ARRAY_NEW_ELEM(v_typeidx : typeidx, v_elemidx : elemidx)
+  | ARRAY_GET(sx_opt : sx?, v_typeidx : typeidx)
+  | ARRAY_SET(v_typeidx : typeidx)
+  | ARRAY_LEN
+  | ARRAY_FILL(v_typeidx : typeidx)
+  | ARRAY_COPY(v_typeidx : typeidx, v_typeidx : typeidx)
+  | ARRAY_INIT_DATA(v_typeidx : typeidx, v_dataidx : dataidx)
+  | ARRAY_INIT_ELEM(v_typeidx : typeidx, v_elemidx : elemidx)
+  | EXTERN_CONVERT_ANY
+  | ANY_CONVERT_EXTERN
   | CONST(v_numtype : numtype, num_)
   | UNOP(v_numtype : numtype, unop_)
   | BINOP(v_numtype : numtype, binop_)
@@ -3910,14 +4657,14 @@ syntax instr =
   | VSPLAT(v_shape : shape)
   | VEXTRACT_LANE(v_shape : shape, sx_opt : sx?, v_laneidx : laneidx)
   | VREPLACE_LANE(v_shape : shape, v_laneidx : laneidx)
-  | `REF.I31_NUM`(v_u31 : u31)
-  | `REF.NULL_ADDR`
-  | `REF.STRUCT_ADDR`(v_structaddr : structaddr)
-  | `REF.ARRAY_ADDR`(v_arrayaddr : arrayaddr)
-  | `REF.FUNC_ADDR`(v_funcaddr : funcaddr)
-  | `REF.EXN_ADDR`(v_exnaddr : exnaddr)
-  | `REF.HOST_ADDR`(v_hostaddr : hostaddr)
-  | `REF.EXTERN`(v_ref : ref)
+  | REF_I31_NUM(v_u31 : u31)
+  | REF_NULL_ADDR
+  | REF_STRUCT_ADDR(v_structaddr : structaddr)
+  | REF_ARRAY_ADDR(v_arrayaddr : arrayaddr)
+  | REF_FUNC_ADDR(v_funcaddr : funcaddr)
+  | REF_EXN_ADDR(v_exnaddr : exnaddr)
+  | REF_HOST_ADDR(v_hostaddr : hostaddr)
+  | REF_EXTERN(v_ref : ref)
   | `LABEL_%{%}%`(v_n : n, instr_lst : instr*, instr_lst : instr*)
   | `FRAME_%{%}%`(v_n : n, v_frame : frame, instr_lst : instr*)
   | `HANDLER_%{%}%`(v_n : n, catch_lst : catch*, instr_lst : instr*)
@@ -3925,26 +4672,26 @@ syntax instr =
 }
 
 def $instr_ref(var_0 : ref) : instr
-  def $instr_ref{x0 : u31}(`REF.I31_NUM`_ref(x0)) = `REF.I31_NUM`_instr(x0)
-  def $instr_ref(`REF.NULL_ADDR`_ref) = `REF.NULL_ADDR`_instr
-  def $instr_ref{x0 : structaddr}(`REF.STRUCT_ADDR`_ref(x0)) = `REF.STRUCT_ADDR`_instr(x0)
-  def $instr_ref{x0 : arrayaddr}(`REF.ARRAY_ADDR`_ref(x0)) = `REF.ARRAY_ADDR`_instr(x0)
-  def $instr_ref{x0 : funcaddr}(`REF.FUNC_ADDR`_ref(x0)) = `REF.FUNC_ADDR`_instr(x0)
-  def $instr_ref{x0 : exnaddr}(`REF.EXN_ADDR`_ref(x0)) = `REF.EXN_ADDR`_instr(x0)
-  def $instr_ref{x0 : hostaddr}(`REF.HOST_ADDR`_ref(x0)) = `REF.HOST_ADDR`_instr(x0)
-  def $instr_ref{x0 : ref}(`REF.EXTERN`_ref(x0)) = `REF.EXTERN`_instr(x0)
+  def $instr_ref{x0 : u31}(REF_I31_NUM_ref(x0)) = REF_I31_NUM_instr(x0)
+  def $instr_ref(REF_NULL_ADDR_ref) = REF_NULL_ADDR_instr
+  def $instr_ref{x0 : structaddr}(REF_STRUCT_ADDR_ref(x0)) = REF_STRUCT_ADDR_instr(x0)
+  def $instr_ref{x0 : arrayaddr}(REF_ARRAY_ADDR_ref(x0)) = REF_ARRAY_ADDR_instr(x0)
+  def $instr_ref{x0 : funcaddr}(REF_FUNC_ADDR_ref(x0)) = REF_FUNC_ADDR_instr(x0)
+  def $instr_ref{x0 : exnaddr}(REF_EXN_ADDR_ref(x0)) = REF_EXN_ADDR_instr(x0)
+  def $instr_ref{x0 : hostaddr}(REF_HOST_ADDR_ref(x0)) = REF_HOST_ADDR_instr(x0)
+  def $instr_ref{x0 : ref}(REF_EXTERN_ref(x0)) = REF_EXTERN_instr(x0)
 
 def $instr_val(var_0 : val) : instr
   def $instr_val{x0 : numtype, x1 : num_}(CONST_val(x0, x1)) = CONST_instr(x0, x1)
   def $instr_val{x0 : vectype, x1 : vec_}(VCONST_val(x0, x1)) = VCONST_instr(x0, x1)
-  def $instr_val{x0 : u31}(`REF.I31_NUM`_val(x0)) = `REF.I31_NUM`_instr(x0)
-  def $instr_val(`REF.NULL_ADDR`_val) = `REF.NULL_ADDR`_instr
-  def $instr_val{x0 : structaddr}(`REF.STRUCT_ADDR`_val(x0)) = `REF.STRUCT_ADDR`_instr(x0)
-  def $instr_val{x0 : arrayaddr}(`REF.ARRAY_ADDR`_val(x0)) = `REF.ARRAY_ADDR`_instr(x0)
-  def $instr_val{x0 : funcaddr}(`REF.FUNC_ADDR`_val(x0)) = `REF.FUNC_ADDR`_instr(x0)
-  def $instr_val{x0 : exnaddr}(`REF.EXN_ADDR`_val(x0)) = `REF.EXN_ADDR`_instr(x0)
-  def $instr_val{x0 : hostaddr}(`REF.HOST_ADDR`_val(x0)) = `REF.HOST_ADDR`_instr(x0)
-  def $instr_val{x0 : ref}(`REF.EXTERN`_val(x0)) = `REF.EXTERN`_instr(x0)
+  def $instr_val{x0 : u31}(REF_I31_NUM_val(x0)) = REF_I31_NUM_instr(x0)
+  def $instr_val(REF_NULL_ADDR_val) = REF_NULL_ADDR_instr
+  def $instr_val{x0 : structaddr}(REF_STRUCT_ADDR_val(x0)) = REF_STRUCT_ADDR_instr(x0)
+  def $instr_val{x0 : arrayaddr}(REF_ARRAY_ADDR_val(x0)) = REF_ARRAY_ADDR_instr(x0)
+  def $instr_val{x0 : funcaddr}(REF_FUNC_ADDR_val(x0)) = REF_FUNC_ADDR_instr(x0)
+  def $instr_val{x0 : exnaddr}(REF_EXN_ADDR_val(x0)) = REF_EXN_ADDR_instr(x0)
+  def $instr_val{x0 : hostaddr}(REF_HOST_ADDR_val(x0)) = REF_HOST_ADDR_instr(x0)
+  def $instr_val{x0 : ref}(REF_EXTERN_val(x0)) = REF_EXTERN_instr(x0)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
@@ -4080,69 +4827,69 @@ relation wf_instr: `%`(instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_24{v_localidx : localidx}:
-    `%`(`LOCAL.GET`_instr(v_localidx))
+    `%`(LOCAL_GET_instr(v_localidx))
     -- wf_uN: `%%`(32, v_localidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_25{v_localidx : localidx}:
-    `%`(`LOCAL.SET`_instr(v_localidx))
+    `%`(LOCAL_SET_instr(v_localidx))
     -- wf_uN: `%%`(32, v_localidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_26{v_localidx : localidx}:
-    `%`(`LOCAL.TEE`_instr(v_localidx))
+    `%`(LOCAL_TEE_instr(v_localidx))
     -- wf_uN: `%%`(32, v_localidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_27{v_globalidx : globalidx}:
-    `%`(`GLOBAL.GET`_instr(v_globalidx))
+    `%`(GLOBAL_GET_instr(v_globalidx))
     -- wf_uN: `%%`(32, v_globalidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_28{v_globalidx : globalidx}:
-    `%`(`GLOBAL.SET`_instr(v_globalidx))
+    `%`(GLOBAL_SET_instr(v_globalidx))
     -- wf_uN: `%%`(32, v_globalidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_29{v_tableidx : tableidx}:
-    `%`(`TABLE.GET`_instr(v_tableidx))
+    `%`(TABLE_GET_instr(v_tableidx))
     -- wf_uN: `%%`(32, v_tableidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_30{v_tableidx : tableidx}:
-    `%`(`TABLE.SET`_instr(v_tableidx))
+    `%`(TABLE_SET_instr(v_tableidx))
     -- wf_uN: `%%`(32, v_tableidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_31{v_tableidx : tableidx}:
-    `%`(`TABLE.SIZE`_instr(v_tableidx))
+    `%`(TABLE_SIZE_instr(v_tableidx))
     -- wf_uN: `%%`(32, v_tableidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_32{v_tableidx : tableidx}:
-    `%`(`TABLE.GROW`_instr(v_tableidx))
+    `%`(TABLE_GROW_instr(v_tableidx))
     -- wf_uN: `%%`(32, v_tableidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_33{v_tableidx : tableidx}:
-    `%`(`TABLE.FILL`_instr(v_tableidx))
+    `%`(TABLE_FILL_instr(v_tableidx))
     -- wf_uN: `%%`(32, v_tableidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_34{v_tableidx : tableidx, tableidx_0 : tableidx}:
-    `%`(`TABLE.COPY`_instr(v_tableidx, tableidx_0))
+    `%`(TABLE_COPY_instr(v_tableidx, tableidx_0))
     -- wf_uN: `%%`(32, v_tableidx)
     -- wf_uN: `%%`(32, tableidx_0)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_35{v_tableidx : tableidx, v_elemidx : elemidx}:
-    `%`(`TABLE.INIT`_instr(v_tableidx, v_elemidx))
+    `%`(TABLE_INIT_instr(v_tableidx, v_elemidx))
     -- wf_uN: `%%`(32, v_tableidx)
     -- wf_uN: `%%`(32, v_elemidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_36{v_elemidx : elemidx}:
-    `%`(`ELEM.DROP`_instr(v_elemidx))
+    `%`(ELEM_DROP_instr(v_elemidx))
     -- wf_uN: `%%`(32, v_elemidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
@@ -4190,170 +4937,170 @@ relation wf_instr: `%`(instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_43{v_memidx : memidx}:
-    `%`(`MEMORY.SIZE`_instr(v_memidx))
+    `%`(MEMORY_SIZE_instr(v_memidx))
     -- wf_uN: `%%`(32, v_memidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_44{v_memidx : memidx}:
-    `%`(`MEMORY.GROW`_instr(v_memidx))
+    `%`(MEMORY_GROW_instr(v_memidx))
     -- wf_uN: `%%`(32, v_memidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_45{v_memidx : memidx}:
-    `%`(`MEMORY.FILL`_instr(v_memidx))
+    `%`(MEMORY_FILL_instr(v_memidx))
     -- wf_uN: `%%`(32, v_memidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_46{v_memidx : memidx, memidx_0 : memidx}:
-    `%`(`MEMORY.COPY`_instr(v_memidx, memidx_0))
+    `%`(MEMORY_COPY_instr(v_memidx, memidx_0))
     -- wf_uN: `%%`(32, v_memidx)
     -- wf_uN: `%%`(32, memidx_0)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_47{v_memidx : memidx, v_dataidx : dataidx}:
-    `%`(`MEMORY.INIT`_instr(v_memidx, v_dataidx))
+    `%`(MEMORY_INIT_instr(v_memidx, v_dataidx))
     -- wf_uN: `%%`(32, v_memidx)
     -- wf_uN: `%%`(32, v_dataidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_48{v_dataidx : dataidx}:
-    `%`(`DATA.DROP`_instr(v_dataidx))
+    `%`(DATA_DROP_instr(v_dataidx))
     -- wf_uN: `%%`(32, v_dataidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_49{v_heaptype : heaptype}:
-    `%`(`REF.NULL`_instr(v_heaptype))
+    `%`(REF_NULL_instr(v_heaptype))
     -- wf_heaptype: `%`(v_heaptype)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_50:
-    `%`(`REF.IS_NULL`_instr)
+    `%`(REF_IS_NULL_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_51:
-    `%`(`REF.AS_NON_NULL`_instr)
+    `%`(REF_AS_NON_NULL_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_52:
-    `%`(`REF.EQ`_instr)
+    `%`(REF_EQ_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_53{v_reftype : reftype}:
-    `%`(`REF.TEST`_instr(v_reftype))
+    `%`(REF_TEST_instr(v_reftype))
     -- wf_reftype: `%`(v_reftype)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_54{v_reftype : reftype}:
-    `%`(`REF.CAST`_instr(v_reftype))
+    `%`(REF_CAST_instr(v_reftype))
     -- wf_reftype: `%`(v_reftype)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_55{v_funcidx : funcidx}:
-    `%`(`REF.FUNC`_instr(v_funcidx))
+    `%`(REF_FUNC_instr(v_funcidx))
     -- wf_uN: `%%`(32, v_funcidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_56:
-    `%`(`REF.I31`_instr)
+    `%`(REF_I31_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_57{v_sx : sx}:
-    `%`(`I31.GET`_instr(v_sx))
+    `%`(I31_GET_instr(v_sx))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_58{v_typeidx : typeidx}:
-    `%`(`STRUCT.NEW`_instr(v_typeidx))
+    `%`(STRUCT_NEW_instr(v_typeidx))
     -- wf_uN: `%%`(32, v_typeidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_59{v_typeidx : typeidx}:
-    `%`(`STRUCT.NEW_DEFAULT`_instr(v_typeidx))
+    `%`(STRUCT_NEW_DEFAULT_instr(v_typeidx))
     -- wf_uN: `%%`(32, v_typeidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_60{sx_opt : sx?, v_typeidx : typeidx, v_fieldidx : fieldidx}:
-    `%`(`STRUCT.GET`_instr(sx_opt, v_typeidx, v_fieldidx))
+    `%`(STRUCT_GET_instr(sx_opt, v_typeidx, v_fieldidx))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, v_fieldidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_61{v_typeidx : typeidx, v_fieldidx : fieldidx}:
-    `%`(`STRUCT.SET`_instr(v_typeidx, v_fieldidx))
+    `%`(STRUCT_SET_instr(v_typeidx, v_fieldidx))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, v_fieldidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_62{v_typeidx : typeidx}:
-    `%`(`ARRAY.NEW`_instr(v_typeidx))
+    `%`(ARRAY_NEW_instr(v_typeidx))
     -- wf_uN: `%%`(32, v_typeidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_63{v_typeidx : typeidx}:
-    `%`(`ARRAY.NEW_DEFAULT`_instr(v_typeidx))
+    `%`(ARRAY_NEW_DEFAULT_instr(v_typeidx))
     -- wf_uN: `%%`(32, v_typeidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_64{v_typeidx : typeidx, v_u32 : u32}:
-    `%`(`ARRAY.NEW_FIXED`_instr(v_typeidx, v_u32))
+    `%`(ARRAY_NEW_FIXED_instr(v_typeidx, v_u32))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, v_u32)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_65{v_typeidx : typeidx, v_dataidx : dataidx}:
-    `%`(`ARRAY.NEW_DATA`_instr(v_typeidx, v_dataidx))
+    `%`(ARRAY_NEW_DATA_instr(v_typeidx, v_dataidx))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, v_dataidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_66{v_typeidx : typeidx, v_elemidx : elemidx}:
-    `%`(`ARRAY.NEW_ELEM`_instr(v_typeidx, v_elemidx))
+    `%`(ARRAY_NEW_ELEM_instr(v_typeidx, v_elemidx))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, v_elemidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_67{sx_opt : sx?, v_typeidx : typeidx}:
-    `%`(`ARRAY.GET`_instr(sx_opt, v_typeidx))
+    `%`(ARRAY_GET_instr(sx_opt, v_typeidx))
     -- wf_uN: `%%`(32, v_typeidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_68{v_typeidx : typeidx}:
-    `%`(`ARRAY.SET`_instr(v_typeidx))
+    `%`(ARRAY_SET_instr(v_typeidx))
     -- wf_uN: `%%`(32, v_typeidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_69:
-    `%`(`ARRAY.LEN`_instr)
+    `%`(ARRAY_LEN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_70{v_typeidx : typeidx}:
-    `%`(`ARRAY.FILL`_instr(v_typeidx))
+    `%`(ARRAY_FILL_instr(v_typeidx))
     -- wf_uN: `%%`(32, v_typeidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_71{v_typeidx : typeidx, typeidx_0 : typeidx}:
-    `%`(`ARRAY.COPY`_instr(v_typeidx, typeidx_0))
+    `%`(ARRAY_COPY_instr(v_typeidx, typeidx_0))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, typeidx_0)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_72{v_typeidx : typeidx, v_dataidx : dataidx}:
-    `%`(`ARRAY.INIT_DATA`_instr(v_typeidx, v_dataidx))
+    `%`(ARRAY_INIT_DATA_instr(v_typeidx, v_dataidx))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, v_dataidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_73{v_typeidx : typeidx, v_elemidx : elemidx}:
-    `%`(`ARRAY.INIT_ELEM`_instr(v_typeidx, v_elemidx))
+    `%`(ARRAY_INIT_ELEM_instr(v_typeidx, v_elemidx))
     -- wf_uN: `%%`(32, v_typeidx)
     -- wf_uN: `%%`(32, v_elemidx)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_74:
-    `%`(`EXTERN.CONVERT_ANY`_instr)
+    `%`(EXTERN_CONVERT_ANY_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_75:
-    `%`(`ANY.CONVERT_EXTERN`_instr)
+    `%`(ANY_CONVERT_EXTERN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_76{v_numtype : numtype, var_0 : num_}:
@@ -4458,7 +5205,7 @@ relation wf_instr: `%`(instr)
     `%`(VSHUFFLE_instr(v_bshape, laneidx_lst))
     -- wf_bshape: `%`(v_bshape)
     -- (wf_uN: `%%`(8, v_laneidx))*{v_laneidx <- laneidx_lst}
-    -- if (`%`_dim(|laneidx_lst|) = $fun_dim($proj_bshape_0(v_bshape).0))
+    -- if (mk_dim_dim(|laneidx_lst|) = $fun_dim($proj_bshape_0(v_bshape).0))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_96{ishape_1 : ishape, ishape_2 : ishape, var_0 : vextunop__}:
@@ -4516,36 +5263,36 @@ relation wf_instr: `%`(instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_104{v_u31 : u31}:
-    `%`(`REF.I31_NUM`_instr(v_u31))
+    `%`(REF_I31_NUM_instr(v_u31))
     -- wf_uN: `%%`(31, v_u31)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_105:
-    `%`(`REF.NULL_ADDR`_instr)
+    `%`(REF_NULL_ADDR_instr)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_106{v_structaddr : structaddr}:
-    `%`(`REF.STRUCT_ADDR`_instr(v_structaddr))
+    `%`(REF_STRUCT_ADDR_instr(v_structaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_107{v_arrayaddr : arrayaddr}:
-    `%`(`REF.ARRAY_ADDR`_instr(v_arrayaddr))
+    `%`(REF_ARRAY_ADDR_instr(v_arrayaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_108{v_funcaddr : funcaddr}:
-    `%`(`REF.FUNC_ADDR`_instr(v_funcaddr))
+    `%`(REF_FUNC_ADDR_instr(v_funcaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_109{v_exnaddr : exnaddr}:
-    `%`(`REF.EXN_ADDR`_instr(v_exnaddr))
+    `%`(REF_EXN_ADDR_instr(v_exnaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_110{v_hostaddr : hostaddr}:
-    `%`(`REF.HOST_ADDR`_instr(v_hostaddr))
+    `%`(REF_HOST_ADDR_instr(v_hostaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
   rule instr_case_111{v_ref : ref}:
-    `%`(`REF.EXTERN`_instr(v_ref))
+    `%`(REF_EXTERN_instr(v_ref))
     -- wf_ref: `%`(v_ref)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec:133.8-133.13
@@ -4577,32 +5324,52 @@ syntax expr = instr*
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $memarg0 : memarg
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
-  def $memarg0 = {ALIGN `%`_u32(0), OFFSET `%`_u64(0)}
-    -- wf_memarg: `%`({ALIGN `%`_u32(0), OFFSET `%`_u64(0)})
+  def $memarg0 = {ALIGN mk_uN_u32(0), OFFSET mk_uN_u64(0)}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation memarg0_is_wf: `%`(ret_val : memarg)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule memarg0_is_wf0{ret_val : memarg}:
+    `%`(ret_val)
+    -- if (ret_val = $memarg0)
+    -- wf_memarg: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $const(v_consttype : consttype, v_lit_ : lit_) : instr
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I32_consttype, mk_lit__0_lit_(I32_numtype, c)) = CONST_instr(I32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(I64_consttype, mk_lit__0_lit_(I64_numtype, c)) = CONST_instr(I64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F32_consttype, mk_lit__0_lit_(F32_numtype, c)) = CONST_instr(F32_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : num_}(F64_consttype, mk_lit__0_lit_(F64_numtype, c)) = CONST_instr(F64_numtype, c)
-    -- wf_instr: `%`(CONST_instr(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $const{c : uN}(V128_consttype, mk_lit__1_lit_(V128_vectype, c)) = VCONST_instr(V128_vectype, c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation const_is_wf: `%%%`(v_consttype : consttype, v_lit_ : lit_, ret_val : instr)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule const_is_wf0{v_consttype : consttype, v_lit_ : lit_, ret_val : instr}:
+    `%%%`(v_consttype, v_lit_, ret_val)
+    -- wf_lit_: `%%`($storagetype_consttype(v_consttype), v_lit_)
+    -- if (ret_val = $const(v_consttype, v_lit_))
+    -- wf_instr: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_shape(v_shape : shape) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_shape{v_lanetype : lanetype, v_dim : dim}(`%X%`_shape(v_lanetype, v_dim)) = $free_lanetype(v_lanetype)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_shape_is_wf: `%%`(v_shape : shape, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_shape_is_wf0{v_shape : shape, ret_val : free}:
+    `%%`(v_shape, ret_val)
+    -- wf_shape: `%`(v_shape)
+    -- if (ret_val = $free_shape(v_shape))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_blocktype(v_blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4610,6 +5377,15 @@ def $free_blocktype(v_blocktype : blocktype) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_blocktype{v_typeidx : uN}(_IDX_blocktype(v_typeidx)) = $free_typeidx(v_typeidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_blocktype_is_wf: `%%`(v_blocktype : blocktype, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_blocktype_is_wf0{v_blocktype : blocktype, ret_val : free}:
+    `%%`(v_blocktype, ret_val)
+    -- wf_blocktype: `%`(v_blocktype)
+    -- if (ret_val = $free_blocktype(v_blocktype))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 def $free_catch(v_catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4621,6 +5397,15 @@ def $free_catch(v_catch : catch) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_catch{v_labelidx : uN}(CATCH_ALL_REF_catch(v_labelidx)) = $free_labelidx(v_labelidx)
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_catch_is_wf: `%%`(v_catch : catch, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_catch_is_wf0{v_catch : catch, ret_val : free}:
+    `%%`(v_catch, ret_val)
+    -- wf_catch: `%`(v_catch)
+    -- if (ret_val = $free_catch(v_catch))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
 rec {
 
@@ -4629,10 +5414,9 @@ def $shift_labelidxs(var_0 : labelidx*) : labelidx*
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:585.1-585.32
   def $shift_labelidxs([]) = []
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:586.1-586.66
-  def $shift_labelidxs{labelidx'_lst : labelidx*}([`%`_labelidx(0)] ++ labelidx'_lst) = $shift_labelidxs(labelidx'_lst)
+  def $shift_labelidxs{labelidx'_lst : labelidx*}([mk_uN_labelidx(0)] ++ labelidx'_lst) = $shift_labelidxs(labelidx'_lst)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:587.1-587.91
-  def $shift_labelidxs{v_labelidx : uN, labelidx'_lst : labelidx*}([v_labelidx] ++ labelidx'_lst) = [`%`_labelidx(((($proj_uN_0(v_labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'_lst)
-    -- wf_uN: `%%`(32, `%`_uN(((($proj_uN_0(v_labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))
+  def $shift_labelidxs{v_labelidx : uN, labelidx'_lst : labelidx*}([v_labelidx] ++ labelidx'_lst) = [mk_uN_labelidx(((($proj_uN_0(v_labelidx).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))] ++ $shift_labelidxs(labelidx'_lst)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4642,13 +5426,10 @@ rec {
 def $free_instr(v_instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:435.1-435.26
   def $free_instr(NOP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:436.1-436.34
   def $free_instr(UNREACHABLE_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:437.1-437.27
   def $free_instr(DROP_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:438.1-438.86
   def $free_instr{valtype_lst_opt : valtype*?}(SELECT_instr(valtype_lst_opt)) = $free_opt($free_list($free_valtype(v_valtype)*{v_valtype <- valtype_lst})?{valtype_lst <- valtype_lst_opt})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:440.1-440.92
@@ -4679,7 +5460,6 @@ def $free_instr(v_instr : instr) : free
   def $free_instr{v_tableidx : uN, v_typeuse : typeuse}(CALL_INDIRECT_instr(v_tableidx, v_typeuse)) = $free_tableidx(v_tableidx) +++ $free_typeuse(v_typeuse)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:460.1-460.29
   def $free_instr(RETURN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:461.1-461.62
   def $free_instr{v_funcidx : uN}(RETURN_CALL_instr(v_funcidx)) = $free_funcidx(v_funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:462.1-462.66
@@ -4690,9 +5470,8 @@ def $free_instr(v_instr : instr) : free
   def $free_instr{v_tagidx : uN}(THROW_instr(v_tagidx)) = $free_tagidx(v_tagidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:467.1-467.32
   def $free_instr(THROW_REF_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:468.1-469.99
-  def $free_instr{v_blocktype : blocktype, catch_lst : catch*, instr_lst : instr*}(TRY_TABLE_instr(v_blocktype, `%`_list(catch_lst), instr_lst)) = $free_blocktype(v_blocktype) +++ $free_list($free_catch(v_catch)*{v_catch <- catch_lst}) +++ $free_list($free_instr(v_instr)*{v_instr <- instr_lst})
+  def $free_instr{v_blocktype : blocktype, catch_lst : catch*, instr_lst : instr*}(TRY_TABLE_instr(v_blocktype, mk_list_list(catch_lst), instr_lst)) = $free_blocktype(v_blocktype) +++ $free_list($free_catch(v_catch)*{v_catch <- catch_lst}) +++ $free_list($free_instr(v_instr)*{v_instr <- instr_lst})
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:471.1-471.63
   def $free_instr{v_numtype : numtype, numlit : num_}(CONST_instr(v_numtype, numlit)) = $free_numtype(v_numtype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:472.1-472.60
@@ -4750,93 +5529,85 @@ def $free_instr(v_instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:505.1-505.66
   def $free_instr{v_shape : shape, v_laneidx : uN}(VREPLACE_LANE_instr(v_shape, v_laneidx)) = $free_shape(v_shape)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:507.1-507.62
-  def $free_instr{v_heaptype : heaptype}(`REF.NULL`_instr(v_heaptype)) = $free_heaptype(v_heaptype)
+  def $free_instr{v_heaptype : heaptype}(REF_NULL_instr(v_heaptype)) = $free_heaptype(v_heaptype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:508.1-508.34
-  def $free_instr(`REF.IS_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr(REF_IS_NULL_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:509.1-509.38
-  def $free_instr(`REF.AS_NON_NULL`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr(REF_AS_NON_NULL_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:510.1-510.29
-  def $free_instr(`REF.EQ`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr(REF_EQ_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:511.1-511.59
-  def $free_instr{v_reftype : reftype}(`REF.TEST`_instr(v_reftype)) = $free_reftype(v_reftype)
+  def $free_instr{v_reftype : reftype}(REF_TEST_instr(v_reftype)) = $free_reftype(v_reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:512.1-512.59
-  def $free_instr{v_reftype : reftype}(`REF.CAST`_instr(v_reftype)) = $free_reftype(v_reftype)
+  def $free_instr{v_reftype : reftype}(REF_CAST_instr(v_reftype)) = $free_reftype(v_reftype)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:513.1-513.59
-  def $free_instr{v_funcidx : uN}(`REF.FUNC`_instr(v_funcidx)) = $free_funcidx(v_funcidx)
+  def $free_instr{v_funcidx : uN}(REF_FUNC_instr(v_funcidx)) = $free_funcidx(v_funcidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:514.1-514.30
-  def $free_instr(`REF.I31`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr(REF_I31_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:516.1-516.33
-  def $free_instr{v_sx : sx}(`I31.GET`_instr(v_sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr{v_sx : sx}(I31_GET_instr(v_sx)) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:518.1-518.61
-  def $free_instr{v_typeidx : uN}(`STRUCT.NEW`_instr(v_typeidx)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN}(STRUCT_NEW_instr(v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:519.1-519.69
-  def $free_instr{v_typeidx : uN}(`STRUCT.NEW_DEFAULT`_instr(v_typeidx)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN}(STRUCT_NEW_DEFAULT_instr(v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:520.1-520.69
-  def $free_instr{sx_opt : sx?, v_typeidx : uN, v_u32 : uN}(`STRUCT.GET`_instr(sx_opt, v_typeidx, v_u32)) = $free_typeidx(v_typeidx)
+  def $free_instr{sx_opt : sx?, v_typeidx : uN, v_u32 : uN}(STRUCT_GET_instr(sx_opt, v_typeidx, v_u32)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:521.1-521.65
-  def $free_instr{v_typeidx : uN, v_u32 : uN}(`STRUCT.SET`_instr(v_typeidx, v_u32)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN, v_u32 : uN}(STRUCT_SET_instr(v_typeidx, v_u32)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:523.1-523.60
-  def $free_instr{v_typeidx : uN}(`ARRAY.NEW`_instr(v_typeidx)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN}(ARRAY_NEW_instr(v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:524.1-524.68
-  def $free_instr{v_typeidx : uN}(`ARRAY.NEW_DEFAULT`_instr(v_typeidx)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN}(ARRAY_NEW_DEFAULT_instr(v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:525.1-525.70
-  def $free_instr{v_typeidx : uN, v_u32 : uN}(`ARRAY.NEW_FIXED`_instr(v_typeidx, v_u32)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN, v_u32 : uN}(ARRAY_NEW_FIXED_instr(v_typeidx, v_u32)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:526.1-527.51
-  def $free_instr{v_typeidx : uN, v_dataidx : uN}(`ARRAY.NEW_DATA`_instr(v_typeidx, v_dataidx)) = $free_typeidx(v_typeidx) +++ $free_dataidx(v_dataidx)
+  def $free_instr{v_typeidx : uN, v_dataidx : uN}(ARRAY_NEW_DATA_instr(v_typeidx, v_dataidx)) = $free_typeidx(v_typeidx) +++ $free_dataidx(v_dataidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:528.1-529.51
-  def $free_instr{v_typeidx : uN, v_elemidx : uN}(`ARRAY.NEW_ELEM`_instr(v_typeidx, v_elemidx)) = $free_typeidx(v_typeidx) +++ $free_elemidx(v_elemidx)
+  def $free_instr{v_typeidx : uN, v_elemidx : uN}(ARRAY_NEW_ELEM_instr(v_typeidx, v_elemidx)) = $free_typeidx(v_typeidx) +++ $free_elemidx(v_elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:530.1-530.64
-  def $free_instr{sx_opt : sx?, v_typeidx : uN}(`ARRAY.GET`_instr(sx_opt, v_typeidx)) = $free_typeidx(v_typeidx)
+  def $free_instr{sx_opt : sx?, v_typeidx : uN}(ARRAY_GET_instr(sx_opt, v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:531.1-531.60
-  def $free_instr{v_typeidx : uN}(`ARRAY.SET`_instr(v_typeidx)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN}(ARRAY_SET_instr(v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:532.1-532.32
-  def $free_instr(`ARRAY.LEN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr(ARRAY_LEN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:533.1-533.61
-  def $free_instr{v_typeidx : uN}(`ARRAY.FILL`_instr(v_typeidx)) = $free_typeidx(v_typeidx)
+  def $free_instr{v_typeidx : uN}(ARRAY_FILL_instr(v_typeidx)) = $free_typeidx(v_typeidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:534.1-535.55
-  def $free_instr{typeidx_1 : uN, typeidx_2 : uN}(`ARRAY.COPY`_instr(typeidx_1, typeidx_2)) = $free_typeidx(typeidx_1) +++ $free_typeidx(typeidx_2)
+  def $free_instr{typeidx_1 : uN, typeidx_2 : uN}(ARRAY_COPY_instr(typeidx_1, typeidx_2)) = $free_typeidx(typeidx_1) +++ $free_typeidx(typeidx_2)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:536.1-537.51
-  def $free_instr{v_typeidx : uN, v_dataidx : uN}(`ARRAY.INIT_DATA`_instr(v_typeidx, v_dataidx)) = $free_typeidx(v_typeidx) +++ $free_dataidx(v_dataidx)
+  def $free_instr{v_typeidx : uN, v_dataidx : uN}(ARRAY_INIT_DATA_instr(v_typeidx, v_dataidx)) = $free_typeidx(v_typeidx) +++ $free_dataidx(v_dataidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:538.1-539.51
-  def $free_instr{v_typeidx : uN, v_elemidx : uN}(`ARRAY.INIT_ELEM`_instr(v_typeidx, v_elemidx)) = $free_typeidx(v_typeidx) +++ $free_elemidx(v_elemidx)
+  def $free_instr{v_typeidx : uN, v_elemidx : uN}(ARRAY_INIT_ELEM_instr(v_typeidx, v_elemidx)) = $free_typeidx(v_typeidx) +++ $free_elemidx(v_elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:541.1-541.41
-  def $free_instr(`EXTERN.CONVERT_ANY`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr(EXTERN_CONVERT_ANY_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:542.1-542.41
-  def $free_instr(`ANY.CONVERT_EXTERN`_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+  def $free_instr(ANY_CONVERT_EXTERN_instr) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:544.1-544.63
-  def $free_instr{v_localidx : uN}(`LOCAL.GET`_instr(v_localidx)) = $free_localidx(v_localidx)
+  def $free_instr{v_localidx : uN}(LOCAL_GET_instr(v_localidx)) = $free_localidx(v_localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:545.1-545.63
-  def $free_instr{v_localidx : uN}(`LOCAL.SET`_instr(v_localidx)) = $free_localidx(v_localidx)
+  def $free_instr{v_localidx : uN}(LOCAL_SET_instr(v_localidx)) = $free_localidx(v_localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:546.1-546.63
-  def $free_instr{v_localidx : uN}(`LOCAL.TEE`_instr(v_localidx)) = $free_localidx(v_localidx)
+  def $free_instr{v_localidx : uN}(LOCAL_TEE_instr(v_localidx)) = $free_localidx(v_localidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:548.1-548.67
-  def $free_instr{v_globalidx : uN}(`GLOBAL.GET`_instr(v_globalidx)) = $free_globalidx(v_globalidx)
+  def $free_instr{v_globalidx : uN}(GLOBAL_GET_instr(v_globalidx)) = $free_globalidx(v_globalidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:549.1-549.67
-  def $free_instr{v_globalidx : uN}(`GLOBAL.SET`_instr(v_globalidx)) = $free_globalidx(v_globalidx)
+  def $free_instr{v_globalidx : uN}(GLOBAL_SET_instr(v_globalidx)) = $free_globalidx(v_globalidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:551.1-551.63
-  def $free_instr{v_tableidx : uN}(`TABLE.GET`_instr(v_tableidx)) = $free_tableidx(v_tableidx)
+  def $free_instr{v_tableidx : uN}(TABLE_GET_instr(v_tableidx)) = $free_tableidx(v_tableidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:552.1-552.63
-  def $free_instr{v_tableidx : uN}(`TABLE.SET`_instr(v_tableidx)) = $free_tableidx(v_tableidx)
+  def $free_instr{v_tableidx : uN}(TABLE_SET_instr(v_tableidx)) = $free_tableidx(v_tableidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:553.1-553.64
-  def $free_instr{v_tableidx : uN}(`TABLE.SIZE`_instr(v_tableidx)) = $free_tableidx(v_tableidx)
+  def $free_instr{v_tableidx : uN}(TABLE_SIZE_instr(v_tableidx)) = $free_tableidx(v_tableidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:554.1-554.64
-  def $free_instr{v_tableidx : uN}(`TABLE.GROW`_instr(v_tableidx)) = $free_tableidx(v_tableidx)
+  def $free_instr{v_tableidx : uN}(TABLE_GROW_instr(v_tableidx)) = $free_tableidx(v_tableidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:555.1-555.64
-  def $free_instr{v_tableidx : uN}(`TABLE.FILL`_instr(v_tableidx)) = $free_tableidx(v_tableidx)
+  def $free_instr{v_tableidx : uN}(TABLE_FILL_instr(v_tableidx)) = $free_tableidx(v_tableidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:556.1-557.59
-  def $free_instr{tableidx_1 : uN, tableidx_2 : uN}(`TABLE.COPY`_instr(tableidx_1, tableidx_2)) = $free_tableidx(tableidx_1) +++ $free_tableidx(tableidx_2)
+  def $free_instr{tableidx_1 : uN, tableidx_2 : uN}(TABLE_COPY_instr(tableidx_1, tableidx_2)) = $free_tableidx(tableidx_1) +++ $free_tableidx(tableidx_2)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:558.1-559.53
-  def $free_instr{v_tableidx : uN, v_elemidx : uN}(`TABLE.INIT`_instr(v_tableidx, v_elemidx)) = $free_tableidx(v_tableidx) +++ $free_elemidx(v_elemidx)
+  def $free_instr{v_tableidx : uN, v_elemidx : uN}(TABLE_INIT_instr(v_tableidx, v_elemidx)) = $free_tableidx(v_tableidx) +++ $free_elemidx(v_elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:560.1-560.60
-  def $free_instr{v_elemidx : uN}(`ELEM.DROP`_instr(v_elemidx)) = $free_elemidx(v_elemidx)
+  def $free_instr{v_elemidx : uN}(ELEM_DROP_instr(v_elemidx)) = $free_elemidx(v_elemidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:562.1-563.49
   def $free_instr{v_numtype : numtype, loadop_opt : loadop_?, v_memidx : uN, v_memarg : memarg}(LOAD_instr(v_numtype, loadop_opt, v_memidx, v_memarg)) = $free_numtype(v_numtype) +++ $free_memidx(v_memidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:564.1-565.49
@@ -4850,23 +5621,47 @@ def $free_instr(v_instr : instr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:572.1-573.49
   def $free_instr{v_vectype : vectype, v_sz : sz, v_memidx : uN, v_memarg : memarg, v_laneidx : uN}(VSTORE_LANE_instr(v_vectype, v_sz, v_memidx, v_memarg, v_laneidx)) = $free_vectype(v_vectype) +++ $free_memidx(v_memidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:574.1-574.59
-  def $free_instr{v_memidx : uN}(`MEMORY.SIZE`_instr(v_memidx)) = $free_memidx(v_memidx)
+  def $free_instr{v_memidx : uN}(MEMORY_SIZE_instr(v_memidx)) = $free_memidx(v_memidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:575.1-575.59
-  def $free_instr{v_memidx : uN}(`MEMORY.GROW`_instr(v_memidx)) = $free_memidx(v_memidx)
+  def $free_instr{v_memidx : uN}(MEMORY_GROW_instr(v_memidx)) = $free_memidx(v_memidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:576.1-576.59
-  def $free_instr{v_memidx : uN}(`MEMORY.FILL`_instr(v_memidx)) = $free_memidx(v_memidx)
+  def $free_instr{v_memidx : uN}(MEMORY_FILL_instr(v_memidx)) = $free_memidx(v_memidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:577.1-578.51
-  def $free_instr{memidx_1 : uN, memidx_2 : uN}(`MEMORY.COPY`_instr(memidx_1, memidx_2)) = $free_memidx(memidx_1) +++ $free_memidx(memidx_2)
+  def $free_instr{memidx_1 : uN, memidx_2 : uN}(MEMORY_COPY_instr(memidx_1, memidx_2)) = $free_memidx(memidx_1) +++ $free_memidx(memidx_2)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:579.1-580.49
-  def $free_instr{v_memidx : uN, v_dataidx : uN}(`MEMORY.INIT`_instr(v_memidx, v_dataidx)) = $free_memidx(v_memidx) +++ $free_dataidx(v_dataidx)
+  def $free_instr{v_memidx : uN, v_dataidx : uN}(MEMORY_INIT_instr(v_memidx, v_dataidx)) = $free_memidx(v_memidx) +++ $free_dataidx(v_dataidx)
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:581.1-581.60
-  def $free_instr{v_dataidx : uN}(`DATA.DROP`_instr(v_dataidx)) = $free_dataidx(v_dataidx)
+  def $free_instr{v_dataidx : uN}(DATA_DROP_instr(v_dataidx)) = $free_dataidx(v_dataidx)
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.1-421.31
 def $free_block(var_0 : instr*) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:589.1-590.47
   def $free_block{instr_lst : instr*}(instr_lst) = v_free[LABELS_free = $shift_labelidxs(v_free.LABELS_free)]
-    -- let{v_free : free} v_free = $free_list($free_instr(instr#5)*{instr#5 <- instr_lst})
+    -- let{v_free : free} v_free = $free_list($free_instr(instr_5)*{instr_5 <- instr_lst})
+    -- wf_free: `%`($free_list($free_instr(instr_6)*{instr_6 <- instr_lst}))
+    -- (wf_free: `%`($free_instr(instr_7)))*{instr_7 <- instr_lst}
+}
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+relation free_instr_is_wf: `%%`(v_instr : instr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:420.6-420.17
+  rule free_instr_is_wf0{v_instr : instr, ret_val : free}:
+    `%%`(v_instr, ret_val)
+    -- wf_instr: `%`(v_instr)
+    -- if (ret_val = $free_instr(v_instr))
+    -- wf_free: `%`(ret_val)
+
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+relation free_block_is_wf: `%%`(var_0 : instr*, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec:421.6-421.17
+  rule free_block_is_wf0{var_0 : instr*, ret_val : free}:
+    `%%`(var_0, ret_val)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $free_block(var_0))
+    -- wf_free: `%`(ret_val)
 }
 
 ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
@@ -4874,6 +5669,15 @@ def $free_expr(v_expr : expr) : free
   ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
   def $free_expr{instr_lst : instr*}(instr_lst) = $free_list($free_instr(v_instr)*{v_instr <- instr_lst})
 
+;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+relation free_expr_is_wf: `%%`(v_expr : expr, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.3-syntax.instructions.spectec
+  rule free_expr_is_wf0{v_expr : expr, ret_val : free}:
+    `%%`(v_expr, ret_val)
+    -- (wf_instr: `%`(v_expr))*{v_expr <- v_expr}
+    -- if (ret_val = $free_expr(v_expr))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 syntax elemmode = 
   | ACTIVE(v_tableidx : tableidx, v_expr : expr)
@@ -5064,84 +5868,215 @@ def $free_type(v_type : type) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_type{v_rectype : rectype}(TYPE_type(v_rectype)) = $free_rectype(v_rectype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_type_is_wf: `%%`(v_type : type, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_type_is_wf0{v_type : type, ret_val : free}:
+    `%%`(v_type, ret_val)
+    -- if (ret_val = $free_type(v_type))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_tag(v_tag : tag) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_tag{v_tagtype : typeuse}(TAG_tag(v_tagtype)) = $free_tagtype(v_tagtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_tag_is_wf: `%%`(v_tag : tag, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_tag_is_wf0{v_tag : tag, ret_val : free}:
+    `%%`(v_tag, ret_val)
+    -- wf_tag: `%`(v_tag)
+    -- if (ret_val = $free_tag(v_tag))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_global(v_global : global) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_global{v_globaltype : globaltype, v_expr : instr*}(GLOBAL_global(v_globaltype, v_expr)) = $free_globaltype(v_globaltype) +++ $free_expr(v_expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_global_is_wf: `%%`(v_global : global, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_global_is_wf0{v_global : global, ret_val : free}:
+    `%%`(v_global, ret_val)
+    -- wf_global: `%`(v_global)
+    -- if (ret_val = $free_global(v_global))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_mem(v_mem : mem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_mem{v_memtype : memtype}(MEMORY_mem(v_memtype)) = $free_memtype(v_memtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_mem_is_wf: `%%`(v_mem : mem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_mem_is_wf0{v_mem : mem, ret_val : free}:
+    `%%`(v_mem, ret_val)
+    -- wf_mem: `%`(v_mem)
+    -- if (ret_val = $free_mem(v_mem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_table(v_table : table) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_table{v_tabletype : tabletype, v_expr : instr*}(TABLE_table(v_tabletype, v_expr)) = $free_tabletype(v_tabletype) +++ $free_expr(v_expr)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_table_is_wf: `%%`(v_table : table, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_table_is_wf0{v_table : table, ret_val : free}:
+    `%%`(v_table, ret_val)
+    -- wf_table: `%`(v_table)
+    -- if (ret_val = $free_table(v_table))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_local(v_local : local) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_local{t : valtype}(LOCAL_local(t)) = $free_valtype(t)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_local_is_wf: `%%`(v_local : local, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_local_is_wf0{v_local : local, ret_val : free}:
+    `%%`(v_local, ret_val)
+    -- wf_local: `%`(v_local)
+    -- if (ret_val = $free_local(v_local))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_func(v_func : func) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_func{v_typeidx : uN, local_lst : local*, v_expr : instr*}(FUNC_func(v_typeidx, local_lst, v_expr)) = $free_typeidx(v_typeidx) +++ $free_list($free_local(v_local)*{v_local <- local_lst}) +++ $free_block(v_expr)[LOCALS_free = []]
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_func_is_wf: `%%`(v_func : func, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_func_is_wf0{v_func : func, ret_val : free}:
+    `%%`(v_func, ret_val)
+    -- wf_func: `%`(v_func)
+    -- if (ret_val = $free_func(v_func))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_datamode(v_datamode : datamode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode{v_memidx : uN, v_expr : instr*}(ACTIVE_datamode(v_memidx, v_expr)) = $free_memidx(v_memidx) +++ $free_expr(v_expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_datamode(PASSIVE_datamode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_datamode_is_wf: `%%`(v_datamode : datamode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_datamode_is_wf0{v_datamode : datamode, ret_val : free}:
+    `%%`(v_datamode, ret_val)
+    -- wf_datamode: `%`(v_datamode)
+    -- if (ret_val = $free_datamode(v_datamode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_data(v_data : data) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_data{byte_lst : byte*, v_datamode : datamode}(DATA_data(byte_lst, v_datamode)) = $free_datamode(v_datamode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_data_is_wf: `%%`(v_data : data, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_data_is_wf0{v_data : data, ret_val : free}:
+    `%%`(v_data, ret_val)
+    -- wf_data: `%`(v_data)
+    -- if (ret_val = $free_data(v_data))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elemmode(v_elemmode : elemmode) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode{v_tableidx : uN, v_expr : instr*}(ACTIVE_elemmode(v_tableidx, v_expr)) = $free_tableidx(v_tableidx) +++ $free_expr(v_expr)
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(PASSIVE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elemmode(DECLARE_elemmode) = {TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []}
-    -- wf_free: `%`({TYPES [], FUNCS [], GLOBALS [], TABLES [], MEMS [], ELEMS [], DATAS [], LOCALS [], LABELS [], TAGS []})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elemmode_is_wf: `%%`(v_elemmode : elemmode, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elemmode_is_wf0{v_elemmode : elemmode, ret_val : free}:
+    `%%`(v_elemmode, ret_val)
+    -- wf_elemmode: `%`(v_elemmode)
+    -- if (ret_val = $free_elemmode(v_elemmode))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_elem(v_elem : elem) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_elem{v_reftype : reftype, expr_lst : expr*, v_elemmode : elemmode}(ELEM_elem(v_reftype, expr_lst, v_elemmode)) = $free_reftype(v_reftype) +++ $free_list($free_expr(v_expr)*{v_expr <- expr_lst}) +++ $free_elemmode(v_elemmode)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_elem_is_wf: `%%`(v_elem : elem, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_elem_is_wf0{v_elem : elem, ret_val : free}:
+    `%%`(v_elem, ret_val)
+    -- wf_elem: `%`(v_elem)
+    -- if (ret_val = $free_elem(v_elem))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_start(v_start : start) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_start{v_funcidx : uN}(START_start(v_funcidx)) = $free_funcidx(v_funcidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_start_is_wf: `%%`(v_start : start, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_start_is_wf0{v_start : start, ret_val : free}:
+    `%%`(v_start, ret_val)
+    -- wf_start: `%`(v_start)
+    -- if (ret_val = $free_start(v_start))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_import(v_import : import) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_import{name_1 : name, name_2 : name, v_externtype : externtype}(IMPORT_import(name_1, name_2, v_externtype)) = $free_externtype(v_externtype)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_import_is_wf: `%%`(v_import : import, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_import_is_wf0{v_import : import, ret_val : free}:
+    `%%`(v_import, ret_val)
+    -- wf_import: `%`(v_import)
+    -- if (ret_val = $free_import(v_import))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_export(v_export : export) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
   def $free_export{v_name : name, v_externidx : externidx}(EXPORT_export(v_name, v_externidx)) = $free_externidx(v_externidx)
 
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_export_is_wf: `%%`(v_export : export, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_export_is_wf0{v_export : export, ret_val : free}:
+    `%%`(v_export, ret_val)
+    -- wf_export: `%`(v_export)
+    -- if (ret_val = $free_export(v_export))
+    -- wf_free: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $free_module(v_module : module) : free
   ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
-  def $free_module{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*}(MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst))) = $free_list($free_type(v_type)*{v_type <- type_lst}) +++ $free_list($free_tag(v_tag)*{v_tag <- tag_lst}) +++ $free_list($free_global(v_global)*{v_global <- global_lst}) +++ $free_list($free_mem(v_mem)*{v_mem <- mem_lst}) +++ $free_list($free_table(v_table)*{v_table <- table_lst}) +++ $free_list($free_func(v_func)*{v_func <- func_lst}) +++ $free_list($free_data(v_data)*{v_data <- data_lst}) +++ $free_list($free_elem(v_elem)*{v_elem <- elem_lst}) +++ $free_opt($free_start(v_start)?{v_start <- start_opt}) +++ $free_list($free_import(v_import)*{v_import <- import_lst}) +++ $free_list($free_export(v_export)*{v_export <- export_lst})
+  def $free_module{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*}(MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst))) = $free_list($free_type(v_type)*{v_type <- type_lst}) +++ $free_list($free_tag(v_tag)*{v_tag <- tag_lst}) +++ $free_list($free_global(v_global)*{v_global <- global_lst}) +++ $free_list($free_mem(v_mem)*{v_mem <- mem_lst}) +++ $free_list($free_table(v_table)*{v_table <- table_lst}) +++ $free_list($free_func(v_func)*{v_func <- func_lst}) +++ $free_list($free_data(v_data)*{v_data <- data_lst}) +++ $free_list($free_elem(v_elem)*{v_elem <- elem_lst}) +++ $free_opt($free_start(v_start)?{v_start <- start_opt}) +++ $free_list($free_import(v_import)*{v_import <- import_lst}) +++ $free_list($free_export(v_export)*{v_export <- export_lst})
+
+;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+relation free_module_is_wf: `%%`(v_module : module, ret_val : free)
+  ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
+  rule free_module_is_wf0{v_module : module, ret_val : free}:
+    `%%`(v_module, ret_val)
+    -- wf_module: `%`(v_module)
+    -- if (ret_val = $free_module(v_module))
+    -- wf_free: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/1.4-syntax.modules.spectec
 def $funcidx_module(v_module : module) : funcidx*
@@ -5160,24 +6095,24 @@ syntax init =
 
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 syntax localtype = 
-  | `%%`(v_init : init, v_valtype : valtype)
+  | mk_localtype(v_init : init, v_valtype : valtype)
 
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 relation wf_localtype: `%`(localtype)
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   rule localtype_case_0{v_init : init, v_valtype : valtype}:
-    `%`(`%%`_localtype(v_init, v_valtype))
+    `%`(mk_localtype_localtype(v_init, v_valtype))
     -- wf_valtype: `%`(v_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 syntax instrtype = 
-  | `%->_%%`(v_resulttype : resulttype, localidx_lst : localidx*, v_resulttype : resulttype)
+  | mk_instrtype(v_resulttype : resulttype, localidx_lst : localidx*, v_resulttype : resulttype)
 
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 relation wf_instrtype: `%`(instrtype)
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   rule instrtype_case_0{v_resulttype : resulttype, localidx_lst : localidx*, resulttype_0 : resulttype}:
-    `%`(`%->_%%`_instrtype(v_resulttype, localidx_lst, resulttype_0))
+    `%`(mk_instrtype_instrtype(v_resulttype, localidx_lst, resulttype_0))
     -- (wf_uN: `%%`(32, v_localidx))*{v_localidx <- localidx_lst}
 
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -5228,6 +6163,22 @@ def $with_locals(v_context : context, var_0 : localidx*, var_1 : localtype*) : c
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+relation with_locals_is_wf: `%%%%`(v_context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:49.6-49.18
+  rule with_locals_is_wf0{v_context : context, var_0 : localidx*, var_1 : localtype*, ret_val : context}:
+    `%%%%`(v_context, var_0, var_1, ret_val)
+    -- wf_context: `%`(v_context)
+    -- (wf_uN: `%%`(32, var_0))*{var_0 <- var_0}
+    -- (wf_localtype: `%`(var_1))*{var_1 <- var_1}
+    -- if ($with_locals(v_context, var_0, var_1) =/= ?())
+    -- if (ret_val = !($with_locals(v_context, var_0, var_1)))
+    -- wf_context: `%`(ret_val)
+}
+
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:62.1-62.94
 def $clos_deftypes(var_0 : deftype*) : deftype*
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec:71.1-71.30
@@ -5243,6 +6194,16 @@ def $clos_valtype(v_context : context, v_valtype : valtype) : valtype
   def $clos_valtype{C : context, t : valtype}(C, t) = $subst_all_valtype(t, $typeuse_deftype(dt)*{dt <- dt_lst})
     -- let{dt_lst : deftype*} dt_lst = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_valtype_is_wf: `%%%`(v_context : context, v_valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_valtype_is_wf0{v_context : context, v_valtype : valtype, ret_val : valtype}:
+    `%%%`(v_context, v_valtype, ret_val)
+    -- wf_context: `%`(v_context)
+    -- wf_valtype: `%`(v_valtype)
+    -- if (ret_val = $clos_valtype(v_context, v_valtype))
+    -- wf_valtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_deftype(v_context : context, v_deftype : deftype) : deftype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
@@ -5261,25 +6222,43 @@ def $clos_externtype(v_context : context, v_externtype : externtype) : externtyp
   def $clos_externtype{C : context, xt : externtype}(C, xt) = $subst_all_externtype(xt, $typeuse_deftype(dt)*{dt <- dt_lst})
     -- let{dt_lst : deftype*} dt_lst = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_externtype_is_wf: `%%%`(v_context : context, v_externtype : externtype, ret_val : externtype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_externtype_is_wf0{v_context : context, v_externtype : externtype, ret_val : externtype}:
+    `%%%`(v_context, v_externtype, ret_val)
+    -- wf_context: `%`(v_context)
+    -- wf_externtype: `%`(v_externtype)
+    -- if (ret_val = $clos_externtype(v_context, v_externtype))
+    -- wf_externtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
 def $clos_moduletype(v_context : context, v_moduletype : moduletype) : moduletype
   ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
   def $clos_moduletype{C : context, mmt : moduletype}(C, mmt) = $subst_all_moduletype(mmt, $typeuse_deftype(dt)*{dt <- dt_lst})
     -- let{dt_lst : deftype*} dt_lst = $clos_deftypes(C.TYPES_context)
 
+;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+relation clos_moduletype_is_wf: `%%%`(v_context : context, v_moduletype : moduletype, ret_val : moduletype)
+  ;; ../../../../specification/wasm-3.0/2.0-validation.contexts.spectec
+  rule clos_moduletype_is_wf0{v_context : context, v_moduletype : moduletype, ret_val : moduletype}:
+    `%%%`(v_context, v_moduletype, ret_val)
+    -- wf_context: `%`(v_context)
+    -- wf_moduletype: `%`(v_moduletype)
+    -- if (ret_val = $clos_moduletype(v_context, v_moduletype))
+    -- wf_moduletype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Numtype_ok: `%|-%:OK`(context, numtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Numtype_ok{C : context, v_numtype : numtype}:
     `%|-%:OK`(C, v_numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Vectype_ok: `%|-%:OK`(context, vectype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Vectype_ok{C : context, v_vectype : vectype}:
     `%|-%:OK`(C, v_vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypenat = 
@@ -5290,21 +6269,18 @@ relation Packtype_ok: `%|-%:OK`(context, packtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Packtype_ok{C : context, v_packtype : packtype}:
     `%|-%:OK`(C, v_packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Packtype_sub: `%|-%<:%`(context, packtype, packtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mk_Packtype_sub{C : context, v_packtype : packtype}:
     `%|-%<:%`(C, v_packtype, v_packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Numtype_sub: `%|-%<:%`(context, numtype, numtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mk_Numtype_sub{C : context, v_numtype : numtype}:
     `%|-%<:%`(C, v_numtype, v_numtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand: `%~~%`(deftype, comptype)
@@ -5312,6 +6288,7 @@ relation Expand: `%~~%`(deftype, comptype)
   rule mk_Expand{v_deftype : deftype, v_comptype : comptype, final_opt : final?, typeuse_lst : typeuse*}:
     `%~~%`(v_deftype, v_comptype)
     -- if ($unrolldt(v_deftype) = SUB_subtype(final_opt, typeuse_lst, v_comptype))
+    -- wf_subtype: `%`($unrolldt(v_deftype))
     -- wf_subtype: `%`(SUB_subtype(final_opt, typeuse_lst, v_comptype))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
@@ -5319,7 +6296,6 @@ relation Vectype_sub: `%|-%<:%`(context, vectype, vectype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mk_Vectype_sub{C : context, v_vectype : vectype}:
     `%|-%<:%`(C, v_vectype, v_vectype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 def $before(v_typeuse : typeuse, nat : nat) : bool
@@ -5337,6 +6313,16 @@ def $unrollht_(v_context : context, v_heaptype : heaptype) : subtype
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   def $unrollht_{C : context, i : nat}(C, REC_heaptype(i)) = C.RECS_context[i]
 
+;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+relation unrollht__is_wf: `%%%`(v_context : context, v_heaptype : heaptype, ret_val : subtype)
+  ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
+  rule unrollht__is_wf0{v_context : context, v_heaptype : heaptype, ret_val : subtype}:
+    `%%%`(v_context, v_heaptype, ret_val)
+    -- wf_context: `%`(v_context)
+    -- wf_heaptype: `%`(v_heaptype)
+    -- if (ret_val = $unrollht_(v_context, v_heaptype))
+    -- wf_subtype: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 rec {
 
@@ -5345,20 +6331,15 @@ relation Heaptype_ok: `%|-%:OK`(context, heaptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:20.1-21.24
   rule abs{C : context, v_absheaptype : absheaptype}:
     `%|-%:OK`(C, $heaptype_absheaptype(v_absheaptype))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:23.1-25.35
   rule typeuse{C : context, v_typeuse : typeuse}:
     `%|-%:OK`(C, $heaptype_typeuse(v_typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, v_typeuse)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(v_typeuse)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:27.1-28.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:10.1-10.91
 relation Reftype_ok: `%|-%:OK`(context, reftype)
@@ -5366,8 +6347,6 @@ relation Reftype_ok: `%|-%:OK`(context, reftype)
   rule mk_Reftype_ok{C : context, v_heaptype : heaptype}:
     `%|-%:OK`(C, REF_reftype(?(NULL_null), v_heaptype))
     -- Heaptype_ok: `%|-%:OK`(C, v_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), v_heaptype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:11.1-11.91
 relation Valtype_ok: `%|-%:OK`(context, valtype)
@@ -5375,26 +6354,20 @@ relation Valtype_ok: `%|-%:OK`(context, valtype)
   rule num{C : context, v_numtype : numtype}:
     `%|-%:OK`(C, $valtype_numtype(v_numtype))
     -- Numtype_ok: `%|-%:OK`(C, v_numtype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:38.1-40.35
   rule vec{C : context, v_vectype : vectype}:
     `%|-%:OK`(C, $valtype_vectype(v_vectype))
     -- Vectype_ok: `%|-%:OK`(C, v_vectype)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:42.1-44.35
   rule ref{C : context, v_reftype : reftype}:
     `%|-%:OK`(C, $valtype_reftype(v_reftype))
     -- Reftype_ok: `%|-%:OK`(C, v_reftype)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(v_reftype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:46.1-47.16
   rule bot{C : context}:
     `%|-%:OK`(C, BOT_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:12.1-12.94
 relation Typeuse_ok: `%|-%:OK`(context, typeuse)
@@ -5403,41 +6376,32 @@ relation Typeuse_ok: `%|-%:OK`(context, typeuse)
     `%|-%:OK`(C, _IDX_typeuse(v_typeidx))
     -- if ($proj_uN_0(v_typeidx).0 < |C.TYPES_context|)
     -- if (C.TYPES_context[$proj_uN_0(v_typeidx).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(_IDX_typeuse(v_typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:110.1-112.23
   rule rec{C : context, i : n, st : subtype}:
     `%|-%:OK`(C, REC_typeuse(i))
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = st)
-    -- wf_context: `%`(C)
     -- wf_subtype: `%`(st)
-    -- wf_typeuse: `%`(REC_typeuse(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:114.1-116.35
   rule deftype{C : context, v_deftype : deftype}:
     `%|-%:OK`(C, $typeuse_deftype(v_deftype))
     -- Deftype_ok: `%|-%:OK`(C, v_deftype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:53.1-53.100
 relation Resulttype_ok: `%|-%:OK`(context, resulttype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:60.1-62.32
   rule mk_Resulttype_ok{C : context, t_lst : valtype*}:
-    `%|-%:OK`(C, `%`_resulttype(t_lst))
+    `%|-%:OK`(C, mk_list_resulttype(t_lst))
     -- (Valtype_ok: `%|-%:OK`(C, t))*{t <- t_lst}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- t_lst}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:92.1-92.104
 relation Fieldtype_ok: `%|-%:OK`(context, fieldtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:130.1-132.43
   rule mk_Fieldtype_ok{C : context, v_storagetype : storagetype}:
-    `%|-%:OK`(C, `%%`_fieldtype(?(MUT_mut), v_storagetype))
+    `%|-%:OK`(C, mk_fieldtype_fieldtype(?(MUT_mut), v_storagetype))
     -- Storagetype_ok: `%|-%:OK`(C, v_storagetype)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), v_storagetype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:93.1-93.106
 relation Storagetype_ok: `%|-%:OK`(context, storagetype)
@@ -5445,38 +6409,29 @@ relation Storagetype_ok: `%|-%:OK`(context, storagetype)
   rule val{C : context, v_valtype : valtype}:
     `%|-%:OK`(C, $storagetype_valtype(v_valtype))
     -- Valtype_ok: `%|-%:OK`(C, v_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(v_valtype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:126.1-128.37
   rule pack{C : context, v_packtype : packtype}:
     `%|-%:OK`(C, $storagetype_packtype(v_packtype))
     -- Packtype_ok: `%|-%:OK`(C, v_packtype)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:94.1-94.103
 relation Comptype_ok: `%|-%:OK`(context, comptype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:135.1-137.42
   rule struct{C : context, fieldtype_lst : fieldtype*}:
-    `%|-%:OK`(C, STRUCT_comptype(`%`_list(fieldtype_lst)))
+    `%|-%:OK`(C, STRUCT_comptype(mk_list_list(fieldtype_lst)))
     -- (Fieldtype_ok: `%|-%:OK`(C, v_fieldtype))*{v_fieldtype <- fieldtype_lst}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:139.1-141.39
   rule array{C : context, v_fieldtype : fieldtype}:
     `%|-%:OK`(C, ARRAY_comptype(v_fieldtype))
     -- Fieldtype_ok: `%|-%:OK`(C, v_fieldtype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(v_fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:143.1-146.35
   rule func{C : context, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:OK`(C, `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1_lst))
-    -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2_lst))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    `%|-%:OK`(C, `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- Resulttype_ok: `%|-%:OK`(C, mk_list_resulttype(t_1_lst))
+    -- Resulttype_ok: `%|-%:OK`(C, mk_list_resulttype(t_2_lst))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:97.1-97.126
 relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
@@ -5491,25 +6446,20 @@ relation Subtype_ok2: `%|-%:%`(context, subtype, oktypenat)
     -- (if ($unrollht_(C, $heaptype_typeuse(v_typeuse)) = SUB_subtype(?(), typeuse'_lst, comptype')))*{comptype' <- comptype'_lst, v_typeuse <- typeuse_lst, typeuse'_lst <- typeuse'_lst_lst}
     -- Comptype_ok: `%|-%:OK`(C, v_comptype)
     -- (Comptype_sub: `%|-%<:%`(C, v_comptype, comptype'))*{comptype' <- comptype'_lst}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), typeuse_lst, v_comptype))
+    -- (wf_subtype: `%`($unrollht_(C, $heaptype_typeuse(v_typeuse))))*{v_typeuse <- typeuse_lst}
     -- (wf_subtype: `%`(SUB_subtype(?(), typeuse'_lst, comptype')))*{comptype' <- comptype'_lst, typeuse'_lst <- typeuse'_lst_lst}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:98.1-98.126
 relation Rectype_ok2: `%|-%:%`(context, rectype, oktypenat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:188.1-189.23
   rule empty{C : context, i : nat}:
-    `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypenat(i))
-    -- wf_context: `%`(C)
+    `%|-%:%`(C, REC_rectype(mk_list_list([])), OK_oktypenat(i))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:191.1-194.49
   rule cons{C : context, subtype_1 : subtype, subtype_lst : subtype*, i : nat}:
-    `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype_lst)), OK_oktypenat(i))
+    `%|-%:%`(C, REC_rectype(mk_list_list([subtype_1] ++ subtype_lst)), OK_oktypenat(i))
     -- Subtype_ok2: `%|-%:%`(C, subtype_1, OK_oktypenat(i))
-    -- Rectype_ok2: `%|-%:%`(C, REC_rectype(`%`_list(subtype_lst)), OK_oktypenat((i + 1)))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(v_subtype))*{v_subtype <- subtype_lst}
+    -- Rectype_ok2: `%|-%:%`(C, REC_rectype(mk_list_list(subtype_lst)), OK_oktypenat((i + 1)))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:99.1-99.102
 relation Deftype_ok: `%|-%:OK`(context, deftype)
@@ -5517,38 +6467,28 @@ relation Deftype_ok: `%|-%:OK`(context, deftype)
   rule mk_Deftype_ok{C : context, v_rectype : rectype, i : n, v_n : n, subtype_lst : subtype*}:
     `%|-%:OK`(C, _DEF_deftype(v_rectype, i))
     -- Rectype_ok2: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype_lst} +++ C, v_rectype, OK_oktypenat(0))
-    -- if (v_rectype = REC_rectype(`%`_list(subtype_lst)))
+    -- if (v_rectype = REC_rectype(mk_list_list(subtype_lst)))
     -- if (i < v_n)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS subtype_lst})
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:102.1-102.108
 relation Comptype_sub: `%|-%<:%`(context, comptype, comptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:181.1-183.41
   rule struct{C : context, ft_1_lst : fieldtype*, ft'_1_lst : fieldtype*, ft_2_lst : fieldtype*}:
-    `%|-%<:%`(C, STRUCT_comptype(`%`_list(ft_1_lst ++ ft'_1_lst)), STRUCT_comptype(`%`_list(ft_2_lst)))
+    `%|-%<:%`(C, STRUCT_comptype(mk_list_list(ft_1_lst ++ ft'_1_lst)), STRUCT_comptype(mk_list_list(ft_2_lst)))
     -- if (|ft_1_lst| = |ft_2_lst|)
     -- (Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2))*{ft_1 <- ft_1_lst, ft_2 <- ft_2_lst}
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_1_lst ++ ft'_1_lst)))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:185.1-187.38
   rule array{C : context, ft_1 : fieldtype, ft_2 : fieldtype}:
     `%|-%<:%`(C, ARRAY_comptype(ft_1), ARRAY_comptype(ft_2))
     -- Fieldtype_sub: `%|-%<:%`(C, ft_1, ft_2)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(ARRAY_comptype(ft_1))
-    -- wf_comptype: `%`(ARRAY_comptype(ft_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:189.1-192.41
   rule func{C : context, t_11_lst : valtype*, t_12_lst : valtype*, t_21_lst : valtype*, t_22_lst : valtype*}:
-    `%|-%<:%`(C, `FUNC%->%`_comptype(`%`_resulttype(t_11_lst), `%`_resulttype(t_12_lst)), `FUNC%->%`_comptype(`%`_resulttype(t_21_lst), `%`_resulttype(t_22_lst)))
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21_lst), `%`_resulttype(t_11_lst))
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12_lst), `%`_resulttype(t_22_lst))
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_11_lst), `%`_resulttype(t_12_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_21_lst), `%`_resulttype(t_22_lst)))
+    `%|-%<:%`(C, `FUNC%->%`_comptype(mk_list_resulttype(t_11_lst), mk_list_resulttype(t_12_lst)), `FUNC%->%`_comptype(mk_list_resulttype(t_21_lst), mk_list_resulttype(t_22_lst)))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_21_lst), mk_list_resulttype(t_11_lst))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_12_lst), mk_list_resulttype(t_22_lst))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:103.1-103.107
 relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
@@ -5556,7 +6496,6 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
   rule refl{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, deftype_1, deftype_2)
     -- if ($clos_deftype(C, deftype_1) = $clos_deftype(C, deftype_2))
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:199.1-202.49
   rule super{C : context, deftype_1 : deftype, deftype_2 : deftype, final_opt : final?, typeuse_lst : typeuse*, ct : comptype, i : nat}:
@@ -5564,7 +6503,7 @@ relation Deftype_sub: `%|-%<:%`(context, deftype, deftype)
     -- if ($unrolldt(deftype_1) = SUB_subtype(final_opt, typeuse_lst, ct))
     -- if (i < |typeuse_lst|)
     -- Heaptype_sub: `%|-%<:%`(C, $heaptype_typeuse(typeuse_lst[i]), $heaptype_deftype(deftype_2))
-    -- wf_context: `%`(C)
+    -- wf_subtype: `%`($unrolldt(deftype_1))
     -- wf_subtype: `%`(SUB_subtype(final_opt, typeuse_lst, ct))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:9.1-9.104
@@ -5572,8 +6511,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:20.1-21.28
   rule refl{C : context, v_heaptype : heaptype}:
     `%|-%<:%`(C, v_heaptype, v_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:23.1-27.48
   rule trans{C : context, heaptype_1 : heaptype, heaptype_2 : heaptype, heaptype' : heaptype}:
@@ -5581,116 +6518,79 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- Heaptype_ok: `%|-%:OK`(C, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype_1, heaptype')
     -- Heaptype_sub: `%|-%<:%`(C, heaptype', heaptype_2)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(heaptype_1)
-    -- wf_heaptype: `%`(heaptype_2)
     -- wf_heaptype: `%`(heaptype')
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:29.1-30.17
   rule eq_any{C : context}:
     `%|-%<:%`(C, EQ_heaptype, ANY_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(EQ_heaptype)
-    -- wf_heaptype: `%`(ANY_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:32.1-33.17
   rule i31_eq{C : context}:
     `%|-%<:%`(C, I31_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(I31_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:35.1-36.20
   rule struct_eq{C : context}:
     `%|-%<:%`(C, STRUCT_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:38.1-39.19
   rule array_eq{C : context}:
     `%|-%<:%`(C, ARRAY_heaptype, EQ_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
-    -- wf_heaptype: `%`(EQ_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:41.1-43.42
   rule struct{C : context, v_deftype : deftype, fieldtype_lst : fieldtype*}:
     `%|-%<:%`(C, $heaptype_deftype(v_deftype), STRUCT_heaptype)
-    -- Expand: `%~~%`(v_deftype, STRUCT_comptype(`%`_list(fieldtype_lst)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(fieldtype_lst)))
+    -- Expand: `%~~%`(v_deftype, STRUCT_comptype(mk_list_list(fieldtype_lst)))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(fieldtype_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:45.1-47.40
   rule array{C : context, v_deftype : deftype, v_fieldtype : fieldtype}:
     `%|-%<:%`(C, $heaptype_deftype(v_deftype), ARRAY_heaptype)
     -- Expand: `%~~%`(v_deftype, ARRAY_comptype(v_fieldtype))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_comptype: `%`(ARRAY_comptype(v_fieldtype))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:49.1-51.42
   rule func{C : context, v_deftype : deftype, t_1_lst : valtype*, t_2_lst : valtype*}:
     `%|-%<:%`(C, $heaptype_deftype(v_deftype), FUNC_heaptype)
-    -- Expand: `%~~%`(v_deftype, `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(FUNC_heaptype)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`(v_deftype, `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:53.1-55.46
   rule def{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, $heaptype_deftype(deftype_1), $heaptype_deftype(deftype_2))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:57.1-59.53
   rule typeidx_l{C : context, v_typeidx : typeidx, v_heaptype : heaptype}:
     `%|-%<:%`(C, _IDX_heaptype(v_typeidx), v_heaptype)
     -- if ($proj_uN_0(v_typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, $heaptype_deftype(C.TYPES_context[$proj_uN_0(v_typeidx).0]), v_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(v_typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:61.1-63.53
   rule typeidx_r{C : context, v_heaptype : heaptype, v_typeidx : typeidx}:
     `%|-%<:%`(C, v_heaptype, _IDX_heaptype(v_typeidx))
     -- if ($proj_uN_0(v_typeidx).0 < |C.TYPES_context|)
     -- Heaptype_sub: `%|-%<:%`(C, v_heaptype, $heaptype_deftype(C.TYPES_context[$proj_uN_0(v_typeidx).0]))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
-    -- wf_heaptype: `%`(_IDX_heaptype(v_typeidx))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:65.1-67.51
   rule rec_struct{C : context, i : n, final_opt : final?, fieldtype_lst : fieldtype*}:
     `%|-%<:%`(C, REC_heaptype(i), STRUCT_heaptype)
     -- if (i < |C.RECS_context|)
-    -- if (C.RECS_context[i] = SUB_subtype(final_opt, [], STRUCT_comptype(`%`_list(fieldtype_lst))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(STRUCT_heaptype)
-    -- wf_subtype: `%`(SUB_subtype(final_opt, [], STRUCT_comptype(`%`_list(fieldtype_lst))))
+    -- if (C.RECS_context[i] = SUB_subtype(final_opt, [], STRUCT_comptype(mk_list_list(fieldtype_lst))))
+    -- wf_subtype: `%`(SUB_subtype(final_opt, [], STRUCT_comptype(mk_list_list(fieldtype_lst))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:69.1-71.49
   rule rec_array{C : context, i : n, final_opt : final?, v_fieldtype : fieldtype}:
     `%|-%<:%`(C, REC_heaptype(i), ARRAY_heaptype)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final_opt, [], ARRAY_comptype(v_fieldtype)))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(ARRAY_heaptype)
     -- wf_subtype: `%`(SUB_subtype(final_opt, [], ARRAY_comptype(v_fieldtype)))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:73.1-75.51
   rule rec_func{C : context, i : n, final_opt : final?, t_1_lst : valtype*, t_2_lst : valtype*}:
     `%|-%<:%`(C, REC_heaptype(i), FUNC_heaptype)
     -- if (i < |C.RECS_context|)
-    -- if (C.RECS_context[i] = SUB_subtype(final_opt, [], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst))))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
-    -- wf_heaptype: `%`(FUNC_heaptype)
-    -- wf_subtype: `%`(SUB_subtype(final_opt, [], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst))))
+    -- if (C.RECS_context[i] = SUB_subtype(final_opt, [], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst))))
+    -- wf_subtype: `%`(SUB_subtype(final_opt, [], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst))))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:77.1-79.43
   rule rec_sub{C : context, i : n, typeuse_lst : typeuse*, j : nat, final_opt : final?, ct : comptype}:
@@ -5698,8 +6598,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     -- if (j < |typeuse_lst|)
     -- if (i < |C.RECS_context|)
     -- if (C.RECS_context[i] = SUB_subtype(final_opt, typeuse_lst, ct))
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(REC_heaptype(i))
     -- wf_subtype: `%`(SUB_subtype(final_opt, typeuse_lst, ct))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:81.1-84.25
@@ -5707,9 +6605,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NONE_heaptype, v_heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, v_heaptype, ANY_heaptype)
     -- if (v_heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
-    -- wf_heaptype: `%`(NONE_heaptype)
     -- wf_heaptype: `%`(ANY_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5718,9 +6613,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOFUNC_heaptype, v_heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, v_heaptype, FUNC_heaptype)
     -- if (v_heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
-    -- wf_heaptype: `%`(NOFUNC_heaptype)
     -- wf_heaptype: `%`(FUNC_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5729,9 +6621,6 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXN_heaptype, v_heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, v_heaptype, EXN_heaptype)
     -- if (v_heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
-    -- wf_heaptype: `%`(NOEXN_heaptype)
     -- wf_heaptype: `%`(EXN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
@@ -5740,18 +6629,12 @@ relation Heaptype_sub: `%|-%<:%`(context, heaptype, heaptype)
     `%|-%<:%`(C, NOEXTERN_heaptype, v_heaptype)
     -- Heaptype_sub: `%|-%<:%`(C, v_heaptype, EXTERN_heaptype)
     -- if (v_heaptype =/= BOT_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
-    -- wf_heaptype: `%`(NOEXTERN_heaptype)
     -- wf_heaptype: `%`(EXTERN_heaptype)
     -- wf_heaptype: `%`(BOT_heaptype)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:101.1-102.23
   rule bot{C : context, v_heaptype : heaptype}:
     `%|-%<:%`(C, BOT_heaptype, v_heaptype)
-    -- wf_context: `%`(C)
-    -- wf_heaptype: `%`(v_heaptype)
-    -- wf_heaptype: `%`(BOT_heaptype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:10.1-10.103
 relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
@@ -5759,17 +6642,11 @@ relation Reftype_sub: `%|-%<:%`(context, reftype, reftype)
   rule nonnull{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(), ht_1), REF_reftype(?(), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(), ht_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:109.1-111.37
   rule null{C : context, ht_1 : heaptype, ht_2 : heaptype}:
     `%|-%<:%`(C, REF_reftype(?(NULL_null), ht_1), REF_reftype(?(NULL_null), ht_2))
     -- Heaptype_sub: `%|-%<:%`(C, ht_1, ht_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_1))
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), ht_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:11.1-11.103
 relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
@@ -5777,39 +6654,28 @@ relation Valtype_sub: `%|-%<:%`(context, valtype, valtype)
   rule num{C : context, numtype_1 : numtype, numtype_2 : numtype}:
     `%|-%<:%`(C, $valtype_numtype(numtype_1), $valtype_numtype(numtype_2))
     -- Numtype_sub: `%|-%<:%`(C, numtype_1, numtype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:118.1-120.46
   rule vec{C : context, vectype_1 : vectype, vectype_2 : vectype}:
     `%|-%<:%`(C, $valtype_vectype(vectype_1), $valtype_vectype(vectype_2))
     -- Vectype_sub: `%|-%<:%`(C, vectype_1, vectype_2)
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:122.1-124.46
   rule ref{C : context, reftype_1 : reftype, reftype_2 : reftype}:
     `%|-%<:%`(C, $valtype_reftype(reftype_1), $valtype_reftype(reftype_2))
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(reftype_1)
-    -- wf_reftype: `%`(reftype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:126.1-127.22
   rule bot{C : context, v_valtype : valtype}:
     `%|-%<:%`(C, BOT_valtype, v_valtype)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(v_valtype)
-    -- wf_valtype: `%`(BOT_valtype)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:132.1-132.115
 relation Resulttype_sub: `%|-%<:%`(context, resulttype, resulttype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:135.1-137.37
   rule mk_Resulttype_sub{C : context, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%<:%`(C, `%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst))
+    `%|-%<:%`(C, mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst))
     -- if (|t_1_lst| = |t_2_lst|)
     -- (Valtype_sub: `%|-%<:%`(C, t_1, t_2))*{t_1 <- t_1_lst, t_2 <- t_2_lst}
-    -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t_1))*{t_1 <- t_1_lst}
-    -- (wf_valtype: `%`(t_2))*{t_2 <- t_2_lst}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:150.1-150.119
 relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
@@ -5817,58 +6683,44 @@ relation Storagetype_sub: `%|-%<:%`(context, storagetype, storagetype)
   rule val{C : context, valtype_1 : valtype, valtype_2 : valtype}:
     `%|-%<:%`(C, $storagetype_valtype(valtype_1), $storagetype_valtype(valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_valtype: `%`(valtype_1)
-    -- wf_valtype: `%`(valtype_2)
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:166.1-168.49
   rule pack{C : context, packtype_1 : packtype, packtype_2 : packtype}:
     `%|-%<:%`(C, $storagetype_packtype(packtype_1), $storagetype_packtype(packtype_2))
     -- Packtype_sub: `%|-%<:%`(C, packtype_1, packtype_2)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:151.1-151.117
 relation Fieldtype_sub: `%|-%<:%`(context, fieldtype, fieldtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:171.1-173.40
   rule const{C : context, zt_1 : storagetype, zt_2 : storagetype}:
-    `%|-%<:%`(C, `%%`_fieldtype(?(), zt_1), `%%`_fieldtype(?(), zt_2))
+    `%|-%<:%`(C, mk_fieldtype_fieldtype(?(), zt_1), mk_fieldtype_fieldtype(?(), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec:175.1-178.40
   rule var{C : context, zt_1 : storagetype, zt_2 : storagetype}:
-    `%|-%<:%`(C, `%%`_fieldtype(?(MUT_mut), zt_1), `%%`_fieldtype(?(MUT_mut), zt_2))
+    `%|-%<:%`(C, mk_fieldtype_fieldtype(?(MUT_mut), zt_1), mk_fieldtype_fieldtype(?(MUT_mut), zt_2))
     -- Storagetype_sub: `%|-%<:%`(C, zt_1, zt_2)
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_1))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt_2))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Localtype_ok: `%|-%:OK`(context, localtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Localtype_ok{C : context, v_init : init, t : valtype}:
-    `%|-%:OK`(C, `%%`_localtype(v_init, t))
+    `%|-%:OK`(C, mk_localtype_localtype(v_init, t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_localtype: `%`(`%%`_localtype(v_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Instrtype_ok: `%|-%:OK`(context, instrtype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Instrtype_ok{C : context, t_1_lst : valtype*, x_lst : idx*, t_2_lst : valtype*, lct_lst : localtype*}:
-    `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_1_lst))
-    -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_2_lst))
+    `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- Resulttype_ok: `%|-%:OK`(C, mk_list_resulttype(t_1_lst))
+    -- Resulttype_ok: `%|-%:OK`(C, mk_list_resulttype(t_2_lst))
     -- if (|lct_lst| = |x_lst|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- x_lst}
     -- (if (C.LOCALS_context[$proj_uN_0(x).0] = lct))*{lct <- lct_lst, x <- x_lst}
-    -- wf_context: `%`(C)
     -- (wf_localtype: `%`(lct))*{lct <- lct_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Expand_use: `%~~_%%`(typeuse, context, comptype)
@@ -5876,17 +6728,12 @@ relation Expand_use: `%~~_%%`(typeuse, context, comptype)
   rule deftype{v_deftype : deftype, C : context, v_comptype : comptype}:
     `%~~_%%`($typeuse_deftype(v_deftype), C, v_comptype)
     -- Expand: `%~~%`(v_deftype, v_comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(v_comptype)
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule typeidx{v_typeidx : typeidx, C : context, v_comptype : comptype}:
     `%~~_%%`(_IDX_typeuse(v_typeidx), C, v_comptype)
     -- if ($proj_uN_0(v_typeidx).0 < |C.TYPES_context|)
     -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(v_typeidx).0], v_comptype)
-    -- wf_context: `%`(C)
-    -- wf_comptype: `%`(v_comptype)
-    -- wf_typeuse: `%`(_IDX_typeuse(v_typeidx))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 syntax oktypeidx = 
@@ -5912,9 +6759,7 @@ relation Subtype_ok: `%|-%:%`(context, subtype, oktypeidx)
     -- (if ($unrolldt(C.TYPES_context[$proj_uN_0(x).0]) = SUB_subtype(?(), yy_lst, comptype')))*{comptype' <- comptype'_lst, x <- x_lst, yy_lst <- yy_lst_lst}
     -- Comptype_ok: `%|-%:OK`(C, v_comptype)
     -- (Comptype_sub: `%|-%<:%`(C, v_comptype, comptype'))*{comptype' <- comptype'_lst}
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(SUB_subtype(?(FINAL_final), _IDX_typeuse(x)*{x <- x_lst}, v_comptype))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x_0))
+    -- (wf_subtype: `%`($unrolldt(C.TYPES_context[$proj_uN_0(x).0])))*{x <- x_lst}
     -- (wf_subtype: `%`(SUB_subtype(?(), yy_lst, comptype')))*{comptype' <- comptype'_lst, yy_lst <- yy_lst_lst}
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
@@ -5924,31 +6769,24 @@ rec {
 relation Rectype_ok: `%|-%:%`(context, rectype, oktypeidx)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:179.1-180.23
   rule empty{C : context, x : idx}:
-    `%|-%:%`(C, REC_rectype(`%`_list([])), OK_oktypeidx(x))
-    -- wf_context: `%`(C)
-    -- wf_oktypeidx: `%`(OK_oktypeidx(x))
+    `%|-%:%`(C, REC_rectype(mk_list_list([])), OK_oktypeidx(x))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec:182.1-185.48
   rule cons{C : context, subtype_1 : subtype, subtype_lst : subtype*, x : idx}:
-    `%|-%:%`(C, REC_rectype(`%`_list([subtype_1] ++ subtype_lst)), OK_oktypeidx(x))
+    `%|-%:%`(C, REC_rectype(mk_list_list([subtype_1] ++ subtype_lst)), OK_oktypeidx(x))
     -- Subtype_ok: `%|-%:%`(C, subtype_1, OK_oktypeidx(x))
-    -- Rectype_ok: `%|-%:%`(C, REC_rectype(`%`_list(subtype_lst)), OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
-    -- wf_context: `%`(C)
-    -- wf_subtype: `%`(subtype_1)
-    -- (wf_subtype: `%`(v_subtype))*{v_subtype <- subtype_lst}
+    -- Rectype_ok: `%|-%:%`(C, REC_rectype(mk_list_list(subtype_lst)), OK_oktypeidx(mk_uN_typeidx(($proj_uN_0(x).0 + 1))))
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
-    -- wf_oktypeidx: `%`(OK_oktypeidx(`%`_typeidx(($proj_uN_0(x).0 + 1))))
+    -- wf_oktypeidx: `%`(OK_oktypeidx(mk_uN_typeidx(($proj_uN_0(x).0 + 1))))
 }
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Limits_ok: `%|-%:%`(context, limits, nat)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Limits_ok{C : context, v_n : n, m_opt : m?, k : nat}:
-    `%|-%:%`(C, `[%..%]`_limits(`%`_u64(v_n), `%`_u64(v_m)?{v_m <- m_opt}), k)
+    `%|-%:%`(C, mk_limits_limits(mk_uN_u64(v_n), mk_uN_u64(v_m)?{v_m <- m_opt}), k)
     -- if (v_n <= k)
     -- (if ((v_n <= v_m) /\ (v_m <= k)))?{v_m <- m_opt}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(v_n), `%`_u64(v_m)?{v_m <- m_opt}))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tagtype_ok: `%|-%:OK`(context, tagtype)
@@ -5956,19 +6794,15 @@ relation Tagtype_ok: `%|-%:OK`(context, tagtype)
   rule mk_Tagtype_ok{C : context, v_typeuse : typeuse, t_1_lst : valtype*, t_2_lst : valtype*}:
     `%|-%:OK`(C, v_typeuse)
     -- Typeuse_ok: `%|-%:OK`(C, v_typeuse)
-    -- Expand_use: `%~~_%%`(v_typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_typeuse: `%`(v_typeuse)
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand_use: `%~~_%%`(v_typeuse, C, `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Globaltype_ok: `%|-%:OK`(context, globaltype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Globaltype_ok{C : context, t : valtype}:
-    `%|-%:OK`(C, `%%`_globaltype(?(MUT_mut), t))
+    `%|-%:OK`(C, mk_globaltype_globaltype(?(MUT_mut), t))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Memtype_ok: `%|-%:OK`(context, memtype)
@@ -5976,18 +6810,14 @@ relation Memtype_ok: `%|-%:OK`(context, memtype)
   rule mk_Memtype_ok{C : context, v_addrtype : addrtype, v_limits : limits}:
     `%|-%:OK`(C, `%%PAGE`_memtype(v_addrtype, v_limits))
     -- Limits_ok: `%|-%:%`(C, v_limits, (2 ^ ((($size($numtype_addrtype(v_addrtype)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(v_addrtype, v_limits))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Tabletype_ok: `%|-%:OK`(context, tabletype)
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mk_Tabletype_ok{C : context, v_addrtype : addrtype, v_limits : limits, v_reftype : reftype}:
-    `%|-%:OK`(C, `%%%`_tabletype(v_addrtype, v_limits, v_reftype))
+    `%|-%:OK`(C, mk_tabletype_tabletype(v_addrtype, v_limits, v_reftype))
     -- Limits_ok: `%|-%:%`(C, v_limits, ((((2 ^ $size($numtype_addrtype(v_addrtype))) : nat <:> int) - (1 : nat <:> int)) : int <:> nat))
     -- Reftype_ok: `%|-%:OK`(C, v_reftype)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(v_addrtype, v_limits, v_reftype))
 
 ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
 relation Externtype_ok: `%|-%:OK`(context, externtype)
@@ -5995,74 +6825,56 @@ relation Externtype_ok: `%|-%:OK`(context, externtype)
   rule tag{C : context, v_tagtype : tagtype}:
     `%|-%:OK`(C, TAG_externtype(v_tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, v_tagtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(v_tagtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule global{C : context, v_globaltype : globaltype}:
     `%|-%:OK`(C, GLOBAL_externtype(v_globaltype))
     -- Globaltype_ok: `%|-%:OK`(C, v_globaltype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(v_globaltype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule mem{C : context, v_memtype : memtype}:
     `%|-%:OK`(C, MEM_externtype(v_memtype))
     -- Memtype_ok: `%|-%:OK`(C, v_memtype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(v_memtype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule table{C : context, v_tabletype : tabletype}:
     `%|-%:OK`(C, TABLE_externtype(v_tabletype))
     -- Tabletype_ok: `%|-%:OK`(C, v_tabletype)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(v_tabletype))
 
   ;; ../../../../specification/wasm-3.0/2.1-validation.types.spectec
   rule func{C : context, v_typeuse : typeuse, t_1_lst : valtype*, t_2_lst : valtype*}:
     `%|-%:OK`(C, FUNC_externtype(v_typeuse))
     -- Typeuse_ok: `%|-%:OK`(C, v_typeuse)
-    -- Expand_use: `%~~_%%`(v_typeuse, C, `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype(v_typeuse))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand_use: `%~~_%%`(v_typeuse, C, `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Instrtype_sub: `%|-%<:%`(context, instrtype, instrtype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mk_Instrtype_sub{C : context, t_11_lst : valtype*, x_1_lst : idx*, t_12_lst : valtype*, t_21_lst : valtype*, x_2_lst : idx*, t_22_lst : valtype*, x_lst : idx*, t_lst : valtype*}:
-    `%|-%<:%`(C, `%->_%%`_instrtype(`%`_resulttype(t_11_lst), x_1_lst, `%`_resulttype(t_12_lst)), `%->_%%`_instrtype(`%`_resulttype(t_21_lst), x_2_lst, `%`_resulttype(t_22_lst)))
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_21_lst), `%`_resulttype(t_11_lst))
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_12_lst), `%`_resulttype(t_22_lst))
+    `%|-%<:%`(C, mk_instrtype_instrtype(mk_list_resulttype(t_11_lst), x_1_lst, mk_list_resulttype(t_12_lst)), mk_instrtype_instrtype(mk_list_resulttype(t_21_lst), x_2_lst, mk_list_resulttype(t_22_lst)))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_21_lst), mk_list_resulttype(t_11_lst))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_12_lst), mk_list_resulttype(t_22_lst))
     -- if (x_lst = $setminus_(syntax localidx, x_2_lst, x_1_lst))
     -- if (|t_lst| = |x_lst|)
     -- (if ($proj_uN_0(x).0 < |C.LOCALS_context|))*{x <- x_lst}
-    -- (if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t)))*{t <- t_lst, x <- x_lst}
-    -- wf_context: `%`(C)
+    -- (if (C.LOCALS_context[$proj_uN_0(x).0] = mk_localtype_localtype(SET_init, t)))*{t <- t_lst, x <- x_lst}
     -- (wf_uN: `%%`(32, x))*{x <- x_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_11_lst), x_1_lst, `%`_resulttype(t_12_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_21_lst), x_2_lst, `%`_resulttype(t_22_lst)))
-    -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- t_lst}
+    -- (wf_uN: `%%`(32, iter))*{iter <- $setminus_(syntax localidx, x_2_lst, x_1_lst)}
+    -- (wf_localtype: `%`(mk_localtype_localtype(SET_init, t)))*{t <- t_lst}
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Limits_sub: `%|-%<:%`(context, limits, limits)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule max{C : context, n_1 : n, m_1 : m, n_2 : n, m_2_opt : m?}:
-    `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))), `[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- m_2_opt}))
+    `%|-%<:%`(C, mk_limits_limits(mk_uN_u64(n_1), ?(mk_uN_u64(m_1))), mk_limits_limits(mk_uN_u64(n_2), mk_uN_u64(m_2)?{m_2 <- m_2_opt}))
     -- if (n_1 >= n_2)
     -- (if (m_1 <= m_2))?{m_2 <- m_2_opt}
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?(`%`_u64(m_1))))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), `%`_u64(m_2)?{m_2 <- m_2_opt}))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule eps{C : context, n_1 : n, n_2 : n}:
-    `%|-%<:%`(C, `[%..%]`_limits(`%`_u64(n_1), ?()), `[%..%]`_limits(`%`_u64(n_2), ?()))
+    `%|-%<:%`(C, mk_limits_limits(mk_uN_u64(n_1), ?()), mk_limits_limits(mk_uN_u64(n_2), ?()))
     -- if (n_1 >= n_2)
-    -- wf_context: `%`(C)
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_1), ?()))
-    -- wf_limits: `%`(`[%..%]`_limits(`%`_u64(n_2), ?()))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
@@ -6071,26 +6883,19 @@ relation Tagtype_sub: `%|-%<:%`(context, tagtype, tagtype)
     `%|-%<:%`(C, $typeuse_deftype(deftype_1), $typeuse_deftype(deftype_2))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
     -- Deftype_sub: `%|-%<:%`(C, deftype_2, deftype_1)
-    -- wf_context: `%`(C)
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Globaltype_sub: `%|-%<:%`(context, globaltype, globaltype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule const{C : context, valtype_1 : valtype, valtype_2 : valtype}:
-    `%|-%<:%`(C, `%%`_globaltype(?(), valtype_1), `%%`_globaltype(?(), valtype_2))
+    `%|-%<:%`(C, mk_globaltype_globaltype(?(), valtype_1), mk_globaltype_globaltype(?(), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), valtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule var{C : context, valtype_1 : valtype, valtype_2 : valtype}:
-    `%|-%<:%`(C, `%%`_globaltype(?(MUT_mut), valtype_1), `%%`_globaltype(?(MUT_mut), valtype_2))
+    `%|-%<:%`(C, mk_globaltype_globaltype(?(MUT_mut), valtype_1), mk_globaltype_globaltype(?(MUT_mut), valtype_2))
     -- Valtype_sub: `%|-%<:%`(C, valtype_1, valtype_2)
     -- Valtype_sub: `%|-%<:%`(C, valtype_2, valtype_1)
-    -- wf_context: `%`(C)
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_1))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), valtype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
@@ -6098,21 +6903,15 @@ relation Memtype_sub: `%|-%<:%`(context, memtype, memtype)
   rule mk_Memtype_sub{C : context, v_addrtype : addrtype, limits_1 : limits, limits_2 : limits}:
     `%|-%<:%`(C, `%%PAGE`_memtype(v_addrtype, limits_1), `%%PAGE`_memtype(v_addrtype, limits_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
-    -- wf_context: `%`(C)
-    -- wf_memtype: `%`(`%%PAGE`_memtype(v_addrtype, limits_1))
-    -- wf_memtype: `%`(`%%PAGE`_memtype(v_addrtype, limits_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Tabletype_sub: `%|-%<:%`(context, tabletype, tabletype)
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mk_Tabletype_sub{C : context, v_addrtype : addrtype, limits_1 : limits, reftype_1 : reftype, limits_2 : limits, reftype_2 : reftype}:
-    `%|-%<:%`(C, `%%%`_tabletype(v_addrtype, limits_1, reftype_1), `%%%`_tabletype(v_addrtype, limits_2, reftype_2))
+    `%|-%<:%`(C, mk_tabletype_tabletype(v_addrtype, limits_1, reftype_1), mk_tabletype_tabletype(v_addrtype, limits_2, reftype_2))
     -- Limits_sub: `%|-%<:%`(C, limits_1, limits_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_1, reftype_2)
     -- Reftype_sub: `%|-%<:%`(C, reftype_2, reftype_1)
-    -- wf_context: `%`(C)
-    -- wf_tabletype: `%`(`%%%`_tabletype(v_addrtype, limits_1, reftype_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(v_addrtype, limits_2, reftype_2))
 
 ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
 relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
@@ -6120,61 +6919,40 @@ relation Externtype_sub: `%|-%<:%`(context, externtype, externtype)
   rule tag{C : context, tagtype_1 : tagtype, tagtype_2 : tagtype}:
     `%|-%<:%`(C, TAG_externtype(tagtype_1), TAG_externtype(tagtype_2))
     -- Tagtype_sub: `%|-%<:%`(C, tagtype_1, tagtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TAG_externtype(tagtype_1))
-    -- wf_externtype: `%`(TAG_externtype(tagtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule global{C : context, globaltype_1 : globaltype, globaltype_2 : globaltype}:
     `%|-%<:%`(C, GLOBAL_externtype(globaltype_1), GLOBAL_externtype(globaltype_2))
     -- Globaltype_sub: `%|-%<:%`(C, globaltype_1, globaltype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_1))
-    -- wf_externtype: `%`(GLOBAL_externtype(globaltype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule mem{C : context, memtype_1 : memtype, memtype_2 : memtype}:
     `%|-%<:%`(C, MEM_externtype(memtype_1), MEM_externtype(memtype_2))
     -- Memtype_sub: `%|-%<:%`(C, memtype_1, memtype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(MEM_externtype(memtype_1))
-    -- wf_externtype: `%`(MEM_externtype(memtype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule table{C : context, tabletype_1 : tabletype, tabletype_2 : tabletype}:
     `%|-%<:%`(C, TABLE_externtype(tabletype_1), TABLE_externtype(tabletype_2))
     -- Tabletype_sub: `%|-%<:%`(C, tabletype_1, tabletype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_1))
-    -- wf_externtype: `%`(TABLE_externtype(tabletype_2))
 
   ;; ../../../../specification/wasm-3.0/2.2-validation.subtyping.spectec
   rule func{C : context, deftype_1 : deftype, deftype_2 : deftype}:
     `%|-%<:%`(C, FUNC_externtype($typeuse_deftype(deftype_1)), FUNC_externtype($typeuse_deftype(deftype_2)))
     -- Deftype_sub: `%|-%<:%`(C, deftype_1, deftype_2)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(deftype_1)))
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(deftype_2)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Blocktype_ok: `%|-%:%`(context, blocktype, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule valtype{C : context, valtype_opt : valtype?}:
-    `%|-%:%`(C, _RESULT_blocktype(valtype_opt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype_opt))))
+    `%|-%:%`(C, _RESULT_blocktype(valtype_opt), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(lift(valtype_opt))))
     -- (Valtype_ok: `%|-%:OK`(C, v_valtype))?{v_valtype <- valtype_opt}
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_RESULT_blocktype(valtype_opt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(valtype_opt))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule typeidx{C : context, v_typeidx : typeidx, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, _IDX_blocktype(v_typeidx), `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, _IDX_blocktype(v_typeidx), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
     -- if ($proj_uN_0(v_typeidx).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(v_typeidx).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_blocktype: `%`(_IDX_blocktype(v_typeidx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(v_typeidx).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Catch_ok: `%|-%:OK`(context, catch)
@@ -6183,83 +6961,78 @@ relation Catch_ok: `%|-%:OK`(context, catch)
     `%|-%:OK`(C, CATCH_catch(x, l))
     -- if ($as_deftype(C.TAGS_context[$proj_uN_0(x).0]) =/= ?())
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
-    -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_lst), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_catch(x, l))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_lst), C.LABELS_context[$proj_uN_0(l).0])
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_ref{C : context, x : idx, l : labelidx, t_lst : valtype*}:
     `%|-%:OK`(C, CATCH_REF_catch(x, l))
     -- if ($as_deftype(C.TAGS_context[$proj_uN_0(x).0]) =/= ?())
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
-    -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_lst ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_REF_catch(x, l))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_lst ++ [REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_catch(l))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype([]), C.LABELS_context[$proj_uN_0(l).0])
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule catch_all_ref{C : context, l : labelidx}:
     `%|-%:OK`(C, CATCH_ALL_REF_catch(l))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
-    -- wf_context: `%`(C)
-    -- wf_catch: `%`(CATCH_ALL_REF_catch(l))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype([REF_valtype(?(), EXN_heaptype)]), C.LABELS_context[$proj_uN_0(l).0])
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 def $default_(v_valtype : valtype) : val??
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
-  def $default_(I32_valtype) = ?(?(CONST_val($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, `%`_uN(0))))
+  def $default_(I32_valtype) = ?(?(CONST_val($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, mk_uN_uN(0)))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
-  def $default_(I64_valtype) = ?(?(CONST_val($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, `%`_uN(0)))))
-    -- wf_val: `%`(CONST_val($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, `%`_uN(0))))
+  def $default_(I64_valtype) = ?(?(CONST_val($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, mk_uN_uN(0)))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F32_valtype) = ?(?(CONST_val($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn)))))))
-    -- wf_val: `%`(CONST_val($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_(F64_valtype) = ?(?(CONST_val($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn)))))))
-    -- wf_val: `%`(CONST_val($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn))))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
-  def $default_(V128_valtype) = ?(?(VCONST_val(V128_vectype, `%`_vec_(0))))
-    -- wf_val: `%`(VCONST_val(V128_vectype, `%`_vec_(0)))
+  def $default_(V128_valtype) = ?(?(VCONST_val(V128_vectype, mk_uN_vec_(0))))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
-  def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(`REF.NULL_ADDR`_val))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
+  def $default_{ht : heaptype}(REF_valtype(?(NULL_null), ht)) = ?(?(REF_NULL_ADDR_val))
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   def $default_{ht : heaptype}(REF_valtype(?(), ht)) = ?(?())
   def $default_{x0 : valtype}(x0) = ?()
     -- otherwise
 
-;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
-relation Defaultable: `|-%DEFAULTABLE`(valtype)
+;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+relation default__is_wf: `%%`(v_valtype : valtype, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
+  rule default__is_wf0{v_valtype : valtype, ret_val : val?}:
+    `%%`(v_valtype, ret_val)
+    -- wf_valtype: `%`(v_valtype)
+    -- if ($default_(v_valtype) =/= ?())
+    -- if (ret_val = !($default_(v_valtype)))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
+;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
+relation Defaultable: `|-%DEFAULTABLE`(valtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule mk_Defaultable{t : valtype}:
     `|-%DEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) =/= ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Memarg_ok: `|-%:%->%`(memarg, addrtype, N)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule mk_Memarg_ok{v_n : n, v_m : m, at : addrtype, v_N : N}:
-    `|-%:%->%`({ALIGN `%`_u32(v_n), OFFSET `%`_u64(v_m)}, at, v_N)
+    `|-%:%->%`({ALIGN mk_uN_u32(v_n), OFFSET mk_uN_u64(v_m)}, at, v_N)
     -- if (((2 ^ v_n) : nat <:> rat) <= ((v_N : nat <:> rat) / (8 : nat <:> rat)))
     -- if (v_m < (2 ^ $size($numtype_addrtype(at))))
-    -- wf_memarg: `%`({ALIGN `%`_u32(v_n), OFFSET `%`_u64(v_m)})
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 def $is_packtype(v_storagetype : storagetype) : bool
@@ -6273,1113 +7046,791 @@ rec {
 relation Instr_ok: `%|-%:%`(context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:18.1-19.24
   rule nop{C : context}:
-    `%|-%:%`(C, NOP_instr, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(NOP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
+    `%|-%:%`(C, NOP_instr, mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:21.1-23.42
   rule unreachable{C : context, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, UNREACHABLE_instr, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, UNREACHABLE_instr, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:25.1-27.29
   rule drop{C : context, t : valtype}:
-    `%|-%:%`(C, DROP_instr, `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
+    `%|-%:%`(C, DROP_instr, mk_instrtype_instrtype(mk_list_resulttype([t]), [], mk_list_resulttype([])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(DROP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:29.1-31.29
   rule select_expl{C : context, t : valtype}:
-    `%|-%:%`(C, SELECT_instr(?([t])), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
+    `%|-%:%`(C, SELECT_instr(?([t])), mk_instrtype_instrtype(mk_list_resulttype([t t I32_valtype]), [], mk_list_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(SELECT_instr(?([t])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:33.1-37.37
   rule select_impl{C : context, t : valtype, t' : valtype, v_numtype : numtype, v_vectype : vectype}:
-    `%|-%:%`(C, SELECT_instr(?()), `%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
+    `%|-%:%`(C, SELECT_instr(?()), mk_instrtype_instrtype(mk_list_resulttype([t t I32_valtype]), [], mk_list_resulttype([t])))
     -- Valtype_ok: `%|-%:OK`(C, t)
     -- Valtype_sub: `%|-%<:%`(C, t, t')
     -- if ((t' = $valtype_numtype(v_numtype)) \/ (t' = $valtype_vectype(v_vectype)))
-    -- wf_context: `%`(C)
     -- wf_valtype: `%`(t')
-    -- wf_instr: `%`(SELECT_instr(?()))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t t I32_valtype]), [], `%`_resulttype([t])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:53.1-56.67
   rule block{C : context, bt : blocktype, instr_lst : instr*, t_1_lst : valtype*, t_2_lst : valtype*, x_lst : idx*}:
-    `%|-%:%`(C, BLOCK_instr(bt, instr_lst), `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, BLOCK_instr(bt, instr_lst), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Blocktype_ok: `%|-%:%`(C, bt, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:58.1-61.67
   rule loop{C : context, bt : blocktype, instr_lst : instr*, t_1_lst : valtype*, t_2_lst : valtype*, x_lst : idx*}:
-    `%|-%:%`(C, LOOP_instr(bt, instr_lst), `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOOP_instr(bt, instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_1_lst)], RETURN ?(), REFS [], RECS []})
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, LOOP_instr(bt, instr_lst), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Blocktype_ok: `%|-%:%`(C, bt, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_1_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_1_lst)], RETURN ?(), REFS [], RECS []})
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:63.1-67.71
   rule if{C : context, bt : blocktype, instr_1_lst : instr*, instr_2_lst : instr*, t_1_lst : valtype*, t_2_lst : valtype*, x_1_lst : idx*, x_2_lst : idx*}:
-    `%|-%:%`(C, `IF%%ELSE%`_instr(bt, instr_1_lst, instr_2_lst), `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [I32_valtype]), [], `%`_resulttype(t_2_lst)))
-    -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_1_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst, `%`_resulttype(t_2_lst)))
-    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_2_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_2_lst, `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1_lst, instr_2_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [I32_valtype]), [], `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst, `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_2_lst, `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, `IF%%ELSE%`_instr(bt, instr_1_lst, instr_2_lst), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ [I32_valtype]), [], mk_list_resulttype(t_2_lst)))
+    -- Blocktype_ok: `%|-%:%`(C, bt, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_1_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst, mk_list_resulttype(t_2_lst)))
+    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_2_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_2_lst, mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst, mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_2_lst, mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:72.1-75.42
   rule br{C : context, l : labelidx, t_1_lst : valtype*, t_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, BR_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, BR_instr(l), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ t_lst), [], mk_list_resulttype(t_2_lst)))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t_lst)
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:77.1-79.25
   rule br_if{C : context, l : labelidx, t_lst : valtype*}:
-    `%|-%:%`(C, BR_IF_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_lst ++ [I32_valtype]), [], `%`_resulttype(t_lst)))
+    `%|-%:%`(C, BR_IF_instr(l), mk_instrtype_instrtype(mk_list_resulttype(t_lst ++ [I32_valtype]), [], mk_list_resulttype(t_lst)))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t_lst)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_lst ++ [I32_valtype]), [], `%`_resulttype(t_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:81.1-85.49
   rule br_table{C : context, l_lst : labelidx*, l' : labelidx, t_1_lst : valtype*, t_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, BR_TABLE_instr(l_lst, l'), `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst ++ [I32_valtype]), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, BR_TABLE_instr(l_lst, l'), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ t_lst ++ [I32_valtype]), [], mk_list_resulttype(t_2_lst)))
     -- (if ($proj_uN_0(l).0 < |C.LABELS_context|))*{l <- l_lst}
-    -- (Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_lst), C.LABELS_context[$proj_uN_0(l).0]))*{l <- l_lst}
+    -- (Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_lst), C.LABELS_context[$proj_uN_0(l).0]))*{l <- l_lst}
     -- if ($proj_uN_0(l').0 < |C.LABELS_context|)
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_lst), C.LABELS_context[$proj_uN_0(l').0])
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst ++ [I32_valtype]), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_TABLE_instr(l_lst, l'))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst ++ [I32_valtype]), [], `%`_resulttype(t_2_lst)))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_lst), C.LABELS_context[$proj_uN_0(l').0])
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ t_lst ++ [I32_valtype]), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ t_lst ++ [I32_valtype]), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:87.1-90.31
   rule br_on_null{C : context, l : labelidx, t_lst : valtype*, ht : heaptype}:
-    `%|-%:%`(C, BR_ON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t_lst ++ [REF_valtype(?(), ht)])))
+    `%|-%:%`(C, BR_ON_NULL_instr(l), mk_instrtype_instrtype(mk_list_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]), [], mk_list_resulttype(t_lst ++ [REF_valtype(?(), ht)])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
     -- if ($proj_list_0(syntax valtype, C.LABELS_context[$proj_uN_0(l).0]).0 = t_lst)
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t_lst ++ [REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:92.1-94.40
   rule br_on_non_null{C : context, l : labelidx, t_lst : valtype*, ht : heaptype}:
-    `%|-%:%`(C, BR_ON_NON_NULL_instr(l), `%->_%%`_instrtype(`%`_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t_lst)))
+    `%|-%:%`(C, BR_ON_NON_NULL_instr(l), mk_instrtype_instrtype(mk_list_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]), [], mk_list_resulttype(t_lst)))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
-    -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype(t_lst)))
+    -- if (C.LABELS_context[$proj_uN_0(l).0] = mk_list_resulttype(t_lst ++ [REF_valtype(?(NULL_null), ht)]))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:96.1-102.34
   rule br_on_cast{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, t_lst : valtype*, rt : reftype}:
-    `%|-%:%`(C, BR_ON_CAST_instr(l, rt_1, rt_2), `%->_%%`_instrtype(`%`_resulttype(t_lst ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t_lst ++ [$valtype_reftype($diffrt(rt_1, rt_2))])))
+    `%|-%:%`(C, BR_ON_CAST_instr(l, rt_1, rt_2), mk_instrtype_instrtype(mk_list_resulttype(t_lst ++ [$valtype_reftype(rt_1)]), [], mk_list_resulttype(t_lst ++ [$valtype_reftype($diffrt(rt_1, rt_2))])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
-    -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t_lst ++ [$valtype_reftype(rt)]))
+    -- if (C.LABELS_context[$proj_uN_0(l).0] = mk_list_resulttype(t_lst ++ [$valtype_reftype(rt)]))
     -- Reftype_ok: `%|-%:OK`(C, rt_1)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_lst ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t_lst ++ [$valtype_reftype($diffrt(rt_1, rt_2))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:104.1-110.49
   rule br_on_cast_fail{C : context, l : labelidx, rt_1 : reftype, rt_2 : reftype, t_lst : valtype*, rt : reftype}:
-    `%|-%:%`(C, BR_ON_CAST_FAIL_instr(l, rt_1, rt_2), `%->_%%`_instrtype(`%`_resulttype(t_lst ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t_lst ++ [$valtype_reftype(rt_2)])))
+    `%|-%:%`(C, BR_ON_CAST_FAIL_instr(l, rt_1, rt_2), mk_instrtype_instrtype(mk_list_resulttype(t_lst ++ [$valtype_reftype(rt_1)]), [], mk_list_resulttype(t_lst ++ [$valtype_reftype(rt_2)])))
     -- if ($proj_uN_0(l).0 < |C.LABELS_context|)
-    -- if (C.LABELS_context[$proj_uN_0(l).0] = `%`_resulttype(t_lst ++ [$valtype_reftype(rt)]))
+    -- if (C.LABELS_context[$proj_uN_0(l).0] = mk_list_resulttype(t_lst ++ [$valtype_reftype(rt)]))
     -- Reftype_ok: `%|-%:OK`(C, rt_1)
     -- Reftype_ok: `%|-%:OK`(C, rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
     -- Reftype_sub: `%|-%<:%`(C, $diffrt(rt_1, rt_2), rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(BR_ON_CAST_FAIL_instr(l, rt_1, rt_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_lst ++ [$valtype_reftype(rt_1)]), [], `%`_resulttype(t_lst ++ [$valtype_reftype(rt_2)])))
+    -- wf_reftype: `%`($diffrt(rt_1, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:115.1-117.45
   rule call{C : context, x : idx, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, CALL_instr(x), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
-    -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:119.1-121.45
   rule call_ref{C : context, x : idx, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, CALL_REF_instr(_IDX_typeuse(x)), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], mk_list_resulttype(t_2_lst)))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_2_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:123.1-127.45
   rule call_indirect{C : context, x : idx, y : idx, t_1_lst : valtype*, at : addrtype, t_2_lst : valtype*, lim : limits, rt : reftype}:
-    `%|-%:%`(C, CALL_INDIRECT_instr(x, _IDX_typeuse(y)), `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, CALL_INDIRECT_instr(x, _IDX_typeuse(y)), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ [$valtype_addrtype(at)]), [], mk_list_resulttype(t_2_lst)))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt))
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- if ($proj_uN_0(y).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_2_lst)))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:129.1-132.42
   rule return{C : context, t_1_lst : valtype*, t_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, RETURN_instr, `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst), [], `%`_resulttype(t_2_lst)))
-    -- if (C.RETURN_context = ?(`%`_resulttype(t_lst)))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RETURN_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, RETURN_instr, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ t_lst), [], mk_list_resulttype(t_2_lst)))
+    -- if (C.RETURN_context = ?(mk_list_resulttype(t_lst)))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:135.1-140.42
   rule return_call{C : context, x : idx, t_3_lst : valtype*, t_1_lst : valtype*, t_4_lst : valtype*, t_2_lst : valtype*, t'_2_lst : valtype*}:
-    `%|-%:%`(C, RETURN_CALL_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_3_lst ++ t_1_lst), [], `%`_resulttype(t_4_lst)))
+    `%|-%:%`(C, RETURN_CALL_instr(x), mk_instrtype_instrtype(mk_list_resulttype(t_3_lst ++ t_1_lst), [], mk_list_resulttype(t_4_lst)))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
-    -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- if (C.RETURN_context = ?(`%`_resulttype(t'_2_lst)))
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2_lst), `%`_resulttype(t'_2_lst))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3_lst), [], `%`_resulttype(t_4_lst)))
-    -- wf_context: `%`(C)
+    -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- if (C.RETURN_context = ?(mk_list_resulttype(t'_2_lst)))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_2_lst), mk_list_resulttype(t'_2_lst))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_3_lst), [], mk_list_resulttype(t_4_lst)))
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- t'_2_lst}
-    -- wf_instr: `%`(RETURN_CALL_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3_lst ++ t_1_lst), [], `%`_resulttype(t_4_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3_lst), [], `%`_resulttype(t_4_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_3_lst), [], mk_list_resulttype(t_4_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:143.1-148.42
   rule return_call_ref{C : context, x : idx, t_3_lst : valtype*, t_1_lst : valtype*, t_4_lst : valtype*, t_2_lst : valtype*, t'_2_lst : valtype*}:
-    `%|-%:%`(C, RETURN_CALL_REF_instr(_IDX_typeuse(x)), `%->_%%`_instrtype(`%`_resulttype(t_3_lst ++ t_1_lst ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4_lst)))
+    `%|-%:%`(C, RETURN_CALL_REF_instr(_IDX_typeuse(x)), mk_instrtype_instrtype(mk_list_resulttype(t_3_lst ++ t_1_lst ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], mk_list_resulttype(t_4_lst)))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- if (C.RETURN_context = ?(`%`_resulttype(t'_2_lst)))
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2_lst), `%`_resulttype(t'_2_lst))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3_lst), [], `%`_resulttype(t_4_lst)))
-    -- wf_context: `%`(C)
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- if (C.RETURN_context = ?(mk_list_resulttype(t'_2_lst)))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_2_lst), mk_list_resulttype(t'_2_lst))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_3_lst), [], mk_list_resulttype(t_4_lst)))
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- t'_2_lst}
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(_IDX_typeuse(x)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3_lst ++ t_1_lst ++ [REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype(t_4_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3_lst), [], `%`_resulttype(t_4_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_3_lst), [], mk_list_resulttype(t_4_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:151.1-159.42
   rule return_call_indirect{C : context, x : idx, y : idx, t_3_lst : valtype*, t_1_lst : valtype*, at : addrtype, t_4_lst : valtype*, lim : limits, rt : reftype, t_2_lst : valtype*, t'_2_lst : valtype*}:
-    `%|-%:%`(C, RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)), `%->_%%`_instrtype(`%`_resulttype(t_3_lst ++ t_1_lst ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_4_lst)))
+    `%|-%:%`(C, RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)), mk_instrtype_instrtype(mk_list_resulttype(t_3_lst ++ t_1_lst ++ [$valtype_addrtype(at)]), [], mk_list_resulttype(t_4_lst)))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt))
     -- Reftype_sub: `%|-%<:%`(C, rt, REF_reftype(?(NULL_null), FUNC_heaptype))
     -- if ($proj_uN_0(y).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- if (C.RETURN_context = ?(`%`_resulttype(t'_2_lst)))
-    -- Resulttype_sub: `%|-%<:%`(C, `%`_resulttype(t_2_lst), `%`_resulttype(t'_2_lst))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_3_lst), [], `%`_resulttype(t_4_lst)))
-    -- wf_context: `%`(C)
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(y).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- if (C.RETURN_context = ?(mk_list_resulttype(t'_2_lst)))
+    -- Resulttype_sub: `%|-%<:%`(C, mk_list_resulttype(t_2_lst), mk_list_resulttype(t'_2_lst))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_3_lst), [], mk_list_resulttype(t_4_lst)))
     -- (wf_valtype: `%`(t'_2))*{t'_2 <- t'_2_lst}
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3_lst ++ t_1_lst ++ [$valtype_addrtype(at)]), [], `%`_resulttype(t_4_lst)))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
     -- wf_reftype: `%`(REF_reftype(?(NULL_null), FUNC_heaptype))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_3_lst), [], `%`_resulttype(t_4_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_3_lst), [], mk_list_resulttype(t_4_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:166.1-169.42
   rule throw{C : context, x : idx, t_1_lst : valtype*, t_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, THROW_instr(x), `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, THROW_instr(x), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ t_lst), [], mk_list_resulttype(t_2_lst)))
     -- if ($as_deftype(C.TAGS_context[$proj_uN_0(x).0]) =/= ?())
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
-    -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ t_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`(!($as_deftype(C.TAGS_context[$proj_uN_0(x).0])), `FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:171.1-173.42
   rule throw_ref{C : context, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, THROW_REF_instr, `%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2_lst)))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(THROW_REF_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, THROW_REF_instr, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst ++ [REF_valtype(?(NULL_null), EXN_heaptype)]), [], mk_list_resulttype(t_2_lst)))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:175.1-179.34
   rule try_table{C : context, bt : blocktype, catch_lst : catch*, instr_lst : instr*, t_1_lst : valtype*, t_2_lst : valtype*, x_lst : idx*}:
-    `%|-%:%`(C, TRY_TABLE_instr(bt, `%`_list(catch_lst), instr_lst), `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Blocktype_ok: `%|-%:%`(C, bt, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, TRY_TABLE_instr(bt, mk_list_list(catch_lst), instr_lst), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Blocktype_ok: `%|-%:%`(C, bt, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Instrs_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
     -- (Catch_ok: `%|-%:OK`(C, v_catch))*{v_catch <- catch_lst}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRY_TABLE_instr(bt, `%`_list(catch_lst), instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:202.1-204.31
   rule ref_null{C : context, ht : heaptype}:
-    `%|-%:%`(C, `REF.NULL`_instr(ht), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
+    `%|-%:%`(C, REF_NULL_instr(ht), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([REF_valtype(?(NULL_null), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(NULL_null), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:206.1-209.20
   rule ref_func{C : context, x : idx, dt : deftype}:
-    `%|-%:%`(C, `REF.FUNC`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), $heaptype_deftype(dt))])))
+    `%|-%:%`(C, REF_FUNC_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([REF_valtype(?(), $heaptype_deftype(dt))])))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
     -- if (|C.REFS_context| > 0)
     -- if (x <- C.REFS_context)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), $heaptype_deftype(dt))])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:211.1-212.34
   rule ref_i31{C : context}:
-    `%|-%:%`(C, `REF.I31`_instr, `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), I31_heaptype)])))
+    `%|-%:%`(C, REF_I31_instr, mk_instrtype_instrtype(mk_list_resulttype([I32_valtype]), [], mk_list_resulttype([REF_valtype(?(), I31_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:214.1-216.31
   rule ref_is_null{C : context, ht : heaptype}:
-    `%|-%:%`(C, `REF.IS_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, REF_IS_NULL_instr, mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), ht)]), [], mk_list_resulttype([I32_valtype])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:218.1-220.31
   rule ref_as_non_null{C : context, ht : heaptype}:
-    `%|-%:%`(C, `REF.AS_NON_NULL`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
+    `%|-%:%`(C, REF_AS_NON_NULL_instr, mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), ht)]), [], mk_list_resulttype([REF_valtype(?(), ht)])))
     -- Heaptype_ok: `%|-%:OK`(C, ht)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ht)]), [], `%`_resulttype([REF_valtype(?(), ht)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:222.1-223.51
   rule ref_eq{C : context}:
-    `%|-%:%`(C, `REF.EQ`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, REF_EQ_instr, mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), EQ_heaptype) REF_valtype(?(NULL_null), EQ_heaptype)]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:225.1-229.33
   rule ref_test{C : context, rt : reftype, rt' : reftype}:
-    `%|-%:%`(C, `REF.TEST`_instr(rt), `%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, REF_TEST_instr(rt), mk_instrtype_instrtype(mk_list_resulttype([$valtype_reftype(rt')]), [], mk_list_resulttype([I32_valtype])))
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.TEST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:231.1-235.33
   rule ref_cast{C : context, rt : reftype, rt' : reftype}:
-    `%|-%:%`(C, `REF.CAST`_instr(rt), `%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([$valtype_reftype(rt)])))
+    `%|-%:%`(C, REF_CAST_instr(rt), mk_instrtype_instrtype(mk_list_resulttype([$valtype_reftype(rt')]), [], mk_list_resulttype([$valtype_reftype(rt)])))
     -- Reftype_ok: `%|-%:OK`(C, rt)
     -- Reftype_ok: `%|-%:OK`(C, rt')
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.CAST`_instr(rt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt')]), [], `%`_resulttype([$valtype_reftype(rt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:240.1-241.42
   rule i31_get{C : context, v_sx : sx}:
-    `%|-%:%`(C, `I31.GET`_instr(v_sx), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`I31.GET`_instr(v_sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, I31_GET_instr(v_sx), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), I31_heaptype)]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:246.1-248.45
   rule struct_new{C : context, x : idx, zt_lst : storagetype*, mut_opt_lst : mut?*}:
-    `%|-%:%`(C, `STRUCT.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- zt_lst}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    `%|-%:%`(C, STRUCT_NEW_instr(x), mk_instrtype_instrtype(mk_list_resulttype($unpack(zt)*{zt <- zt_lst}), [], mk_list_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)*{zt <- zt_lst}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:250.1-253.48
   rule struct_new_default{C : context, x : idx, mut_opt_lst : mut?*, zt_lst : storagetype*}:
-    `%|-%:%`(C, `STRUCT.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    `%|-%:%`(C, STRUCT_NEW_DEFAULT_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
     -- (Defaultable: `|-%DEFAULTABLE`($unpack(zt)))*{zt <- zt_lst}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- zt_lst}
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:258.1-262.41
   rule struct_get{C : context, sx_opt : sx?, x : idx, i : fieldidx, zt : storagetype, ft_lst : fieldtype*, mut_opt : mut?}:
-    `%|-%:%`(C, `STRUCT.GET`_instr(sx_opt, x, i), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
+    `%|-%:%`(C, STRUCT_GET_instr(sx_opt, x, i), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], mk_list_resulttype([$unpack(zt)])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft_lst)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(mk_list_list(ft_lst)))
     -- if ($proj_uN_0(i).0 < |ft_lst|)
-    -- if (ft_lst[$proj_uN_0(i).0] = `%%`_fieldtype(mut_opt, zt))
+    -- if (ft_lst[$proj_uN_0(i).0] = mk_fieldtype_fieldtype(mut_opt, zt))
     -- if ((sx_opt =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.GET`_instr(sx_opt, x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x))]), [], `%`_resulttype([$unpack(zt)])))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_lst)))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(mut_opt, zt))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(ft_lst)))
+    -- wf_fieldtype: `%`(mk_fieldtype_fieldtype(mut_opt, zt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:264.1-267.24
   rule struct_set{C : context, x : idx, i : fieldidx, zt : storagetype, ft_lst : fieldtype*}:
-    `%|-%:%`(C, `STRUCT.SET`_instr(x, i), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
+    `%|-%:%`(C, STRUCT_SET_instr(x, i), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(`%`_list(ft_lst)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], STRUCT_comptype(mk_list_list(ft_lst)))
     -- if ($proj_uN_0(i).0 < |ft_lst|)
-    -- if (ft_lst[$proj_uN_0(i).0] = `%%`_fieldtype(?(MUT_mut), zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.SET`_instr(x, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) $unpack(zt)]), [], `%`_resulttype([])))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_lst)))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(MUT_mut), zt))
+    -- if (ft_lst[$proj_uN_0(i).0] = mk_fieldtype_fieldtype(?(MUT_mut), zt))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(ft_lst)))
+    -- wf_fieldtype: `%`(mk_fieldtype_fieldtype(?(MUT_mut), zt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:272.1-274.43
   rule array_new{C : context, x : idx, zt : storagetype, mut_opt : mut?}:
-    `%|-%:%`(C, `ARRAY.NEW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    `%|-%:%`(C, ARRAY_NEW_instr(x), mk_instrtype_instrtype(mk_list_resulttype([$unpack(zt) I32_valtype]), [], mk_list_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$unpack(zt) I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:276.1-279.45
   rule array_new_default{C : context, x : idx, mut_opt : mut?, zt : storagetype}:
-    `%|-%:%`(C, `ARRAY.NEW_DEFAULT`_instr(x), `%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    `%|-%:%`(C, ARRAY_NEW_DEFAULT_instr(x), mk_instrtype_instrtype(mk_list_resulttype([I32_valtype]), [], mk_list_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- Defaultable: `|-%DEFAULTABLE`($unpack(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_valtype: `%`($unpack(zt))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:281.1-283.43
   rule array_new_fixed{C : context, x : idx, v_n : n, zt : storagetype, mut_opt : mut?}:
-    `%|-%:%`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)), `%->_%%`_instrtype(`%`_resulttype($unpack(zt)^v_n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    `%|-%:%`(C, ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n)), mk_instrtype_instrtype(mk_list_resulttype($unpack(zt)^v_n{}), [], mk_list_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype($unpack(zt)^v_n{}), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:285.1-288.40
   rule array_new_elem{C : context, x : idx, y : idx, mut_opt : mut?, rt : reftype}:
-    `%|-%:%`(C, `ARRAY.NEW_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    `%|-%:%`(C, ARRAY_NEW_ELEM_instr(x, y), mk_instrtype_instrtype(mk_list_resulttype([I32_valtype I32_valtype]), [], mk_list_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut_opt, $storagetype_reftype(rt))))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, $storagetype_reftype(rt))))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Reftype_sub: `%|-%<:%`(C, C.ELEMS_context[$proj_uN_0(y).0], rt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, $storagetype_reftype(rt))))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, $storagetype_reftype(rt))))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:290.1-294.24
   rule array_new_data{C : context, x : idx, y : idx, mut_opt : mut?, zt : storagetype, v_numtype : numtype, v_vectype : vectype}:
-    `%|-%:%`(C, `ARRAY.NEW_DATA`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
+    `%|-%:%`(C, ARRAY_NEW_DATA_instr(x, y), mk_instrtype_instrtype(mk_list_resulttype([I32_valtype I32_valtype]), [], mk_list_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if (($unpack(zt) = $valtype_numtype(v_numtype)) \/ ($unpack(zt) = $valtype_vectype(v_vectype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([REF_valtype(?(), _IDX_heaptype(x))])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_valtype: `%`($unpack(zt))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:296.1-299.41
   rule array_get{C : context, sx_opt : sx?, x : idx, zt : storagetype, mut_opt : mut?}:
-    `%|-%:%`(C, `ARRAY.GET`_instr(sx_opt, x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
+    `%|-%:%`(C, ARRAY_GET_instr(sx_opt, x), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], mk_list_resulttype([$unpack(zt)])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ((sx_opt =/= ?()) <=> $is_packtype(zt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx_opt, x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype]), [], `%`_resulttype([$unpack(zt)])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:301.1-303.42
   rule array_set{C : context, x : idx, zt : storagetype}:
-    `%|-%:%`(C, `ARRAY.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
+    `%|-%:%`(C, ARRAY_SET_instr(x), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt)]), [], `%`_resulttype([])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:305.1-306.43
   rule array_len{C : context}:
-    `%|-%:%`(C, `ARRAY.LEN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.LEN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, ARRAY_LEN_instr, mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), ARRAY_heaptype)]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:308.1-310.42
   rule array_fill{C : context, x : idx, zt : storagetype}:
-    `%|-%:%`(C, `ARRAY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, ARRAY_FILL_instr(x), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype $unpack(zt) I32_valtype]), [], `%`_resulttype([])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:312.1-316.40
   rule array_copy{C : context, x_1 : idx, x_2 : idx, zt_1 : storagetype, mut_opt : mut?, zt_2 : storagetype}:
-    `%|-%:%`(C, `ARRAY.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, ARRAY_COPY_instr(x_1, x_2), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x_1).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_1).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_1).0], ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt_1)))
     -- if ($proj_uN_0(x_2).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_2).0], ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x_2).0], ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
     -- Storagetype_sub: `%|-%<:%`(C, zt_2, zt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x_1)) I32_valtype REF_valtype(?(NULL_null), _IDX_heaptype(x_2)) I32_valtype I32_valtype]), [], `%`_resulttype([])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt_1)))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt_1)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:318.1-321.44
   rule array_init_elem{C : context, x : idx, y : idx, zt : storagetype}:
-    `%|-%:%`(C, `ARRAY.INIT_ELEM`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, ARRAY_INIT_ELEM_instr(x, y), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- Storagetype_sub: `%|-%<:%`(C, $storagetype_reftype(C.ELEMS_context[$proj_uN_0(y).0]), zt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:323.1-327.24
   rule array_init_data{C : context, x : idx, y : idx, zt : storagetype, v_numtype : numtype, v_vectype : vectype}:
-    `%|-%:%`(C, `ARRAY.INIT_DATA`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, ARRAY_INIT_DATA_instr(x, y), mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
     -- if (($unpack(zt) = $valtype_numtype(v_numtype)) \/ ($unpack(zt) = $valtype_vectype(v_vectype)))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(?(NULL_null), _IDX_heaptype(x)) I32_valtype I32_valtype I32_valtype]), [], `%`_resulttype([])))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(MUT_mut), zt)))
+    -- wf_valtype: `%`($unpack(zt))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(?(MUT_mut), zt)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:332.1-334.26
   rule extern_convert_any{C : context, null_1_opt : null?, null_2_opt : null?}:
-    `%|-%:%`(C, `EXTERN.CONVERT_ANY`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1_opt, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2_opt, EXTERN_heaptype)])))
+    `%|-%:%`(C, EXTERN_CONVERT_ANY_instr, mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(null_1_opt, ANY_heaptype)]), [], mk_list_resulttype([REF_valtype(null_2_opt, EXTERN_heaptype)])))
     -- if (null_1_opt = null_2_opt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1_opt, ANY_heaptype)]), [], `%`_resulttype([REF_valtype(null_2_opt, EXTERN_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:336.1-338.26
   rule any_convert_extern{C : context, null_1_opt : null?, null_2_opt : null?}:
-    `%|-%:%`(C, `ANY.CONVERT_EXTERN`_instr, `%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1_opt, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2_opt, ANY_heaptype)])))
+    `%|-%:%`(C, ANY_CONVERT_EXTERN_instr, mk_instrtype_instrtype(mk_list_resulttype([REF_valtype(null_1_opt, EXTERN_heaptype)]), [], mk_list_resulttype([REF_valtype(null_2_opt, ANY_heaptype)])))
     -- if (null_1_opt = null_2_opt)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([REF_valtype(null_1_opt, EXTERN_heaptype)]), [], `%`_resulttype([REF_valtype(null_2_opt, ANY_heaptype)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:343.1-345.28
   rule local_get{C : context, x : idx, t : valtype}:
-    `%|-%:%`(C, `LOCAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
+    `%|-%:%`(C, LOCAL_GET_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
-    -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(SET_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
+    -- if (C.LOCALS_context[$proj_uN_0(x).0] = mk_localtype_localtype(SET_init, t))
+    -- wf_localtype: `%`(mk_localtype_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:347.1-349.29
   rule local_set{C : context, x : idx, t : valtype, v_init : init}:
-    `%|-%:%`(C, `LOCAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
+    `%|-%:%`(C, LOCAL_SET_instr(x), mk_instrtype_instrtype(mk_list_resulttype([t]), [x], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
-    -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(v_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([])))
-    -- wf_localtype: `%`(`%%`_localtype(v_init, t))
+    -- if (C.LOCALS_context[$proj_uN_0(x).0] = mk_localtype_localtype(v_init, t))
+    -- wf_localtype: `%`(mk_localtype_localtype(v_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:351.1-353.29
   rule local_tee{C : context, x : idx, t : valtype, v_init : init}:
-    `%|-%:%`(C, `LOCAL.TEE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
+    `%|-%:%`(C, LOCAL_TEE_instr(x), mk_instrtype_instrtype(mk_list_resulttype([t]), [x], mk_list_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.LOCALS_context|)
-    -- if (C.LOCALS_context[$proj_uN_0(x).0] = `%%`_localtype(v_init, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [x], `%`_resulttype([t])))
-    -- wf_localtype: `%`(`%%`_localtype(v_init, t))
+    -- if (C.LOCALS_context[$proj_uN_0(x).0] = mk_localtype_localtype(v_init, t))
+    -- wf_localtype: `%`(mk_localtype_localtype(v_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:358.1-360.30
   rule global_get{C : context, x : idx, t : valtype, mut_opt : mut?}:
-    `%|-%:%`(C, `GLOBAL.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
+    `%|-%:%`(C, GLOBAL_GET_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
-    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(mut_opt, t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
-    -- wf_globaltype: `%`(`%%`_globaltype(mut_opt, t))
+    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = mk_globaltype_globaltype(mut_opt, t))
+    -- wf_globaltype: `%`(mk_globaltype_globaltype(mut_opt, t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:362.1-364.29
   rule global_set{C : context, x : idx, t : valtype}:
-    `%|-%:%`(C, `GLOBAL.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
+    `%|-%:%`(C, GLOBAL_SET_instr(x), mk_instrtype_instrtype(mk_list_resulttype([t]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
-    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(MUT_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([t]), [], `%`_resulttype([])))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
+    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = mk_globaltype_globaltype(?(MUT_mut), t))
+    -- wf_globaltype: `%`(mk_globaltype_globaltype(?(MUT_mut), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:369.1-371.32
   rule table_get{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
-    `%|-%:%`(C, `TABLE.GET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_reftype(rt)])))
+    `%|-%:%`(C, TABLE_GET_instr(x), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([$valtype_reftype(rt)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_reftype(rt)])))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:373.1-375.32
   rule table_set{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
-    `%|-%:%`(C, `TABLE.SET`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt)]), [], `%`_resulttype([])))
+    `%|-%:%`(C, TABLE_SET_instr(x), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) $valtype_reftype(rt)]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt)]), [], `%`_resulttype([])))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:377.1-379.32
   rule table_size{C : context, x : idx, at : addrtype, lim : limits, rt : reftype}:
-    `%|-%:%`(C, `TABLE.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
+    `%|-%:%`(C, TABLE_SIZE_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:381.1-383.32
   rule table_grow{C : context, x : idx, rt : reftype, at : addrtype, lim : limits}:
-    `%|-%:%`(C, `TABLE.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
+    `%|-%:%`(C, TABLE_GROW_instr(x), mk_instrtype_instrtype(mk_list_resulttype([$valtype_reftype(rt) $valtype_addrtype(at)]), [], mk_list_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:385.1-387.32
   rule table_fill{C : context, x : idx, at : addrtype, rt : reftype, lim : limits}:
-    `%|-%:%`(C, `TABLE.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([])))
+    `%|-%:%`(C, TABLE_FILL_instr(x), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) $valtype_reftype(rt) $valtype_addrtype(at)]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_reftype(rt) $valtype_addrtype(at)]), [], `%`_resulttype([])))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:389.1-393.36
   rule table_copy{C : context, x_1 : idx, x_2 : idx, at_1 : addrtype, at_2 : addrtype, lim_1 : limits, rt_1 : reftype, lim_2 : limits, rt_2 : reftype}:
-    `%|-%:%`(C, `TABLE.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
+    `%|-%:%`(C, TABLE_COPY_instr(x_1, x_2), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x_1).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x_1).0] = `%%%`_tabletype(at_1, lim_1, rt_1))
+    -- if (C.TABLES_context[$proj_uN_0(x_1).0] = mk_tabletype_tabletype(at_1, lim_1, rt_1))
     -- if ($proj_uN_0(x_2).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x_2).0] = `%%%`_tabletype(at_2, lim_2, rt_2))
+    -- if (C.TABLES_context[$proj_uN_0(x_2).0] = mk_tabletype_tabletype(at_2, lim_2, rt_2))
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at_1, lim_1, rt_1))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at_2, lim_2, rt_2))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at_1, lim_1, rt_1))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at_2, lim_2, rt_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:395.1-399.36
   rule table_init{C : context, x : idx, y : idx, at : addrtype, lim : limits, rt_1 : reftype, rt_2 : reftype}:
-    `%|-%:%`(C, `TABLE.INIT`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, TABLE_INIT_instr(x, y), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt_1))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt_1))
     -- if ($proj_uN_0(y).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(y).0] = rt_2)
     -- Reftype_sub: `%|-%<:%`(C, rt_2, rt_1)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt_2)
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt_1))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt_1))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:401.1-403.24
   rule elem_drop{C : context, x : idx, rt : reftype}:
-    `%|-%:%`(C, `ELEM.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
+    `%|-%:%`(C, ELEM_DROP_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.ELEMS_context|)
     -- if (C.ELEMS_context[$proj_uN_0(x).0] = rt)
-    -- wf_context: `%`(C)
     -- wf_reftype: `%`(rt)
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:416.1-418.32
   rule memory_size{C : context, x : idx, at : addrtype, lim : limits}:
-    `%|-%:%`(C, `MEMORY.SIZE`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
+    `%|-%:%`(C, MEMORY_SIZE_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.SIZE`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:420.1-422.32
   rule memory_grow{C : context, x : idx, at : addrtype, lim : limits}:
-    `%|-%:%`(C, `MEMORY.GROW`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
+    `%|-%:%`(C, MEMORY_GROW_instr(x), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([$valtype_addrtype(at)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.GROW`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(at)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:424.1-426.32
   rule memory_fill{C : context, x : idx, at : addrtype, lim : limits}:
-    `%|-%:%`(C, `MEMORY.FILL`_instr(x), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype $valtype_addrtype(at)]), [], `%`_resulttype([])))
+    `%|-%:%`(C, MEMORY_FILL_instr(x), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) I32_valtype $valtype_addrtype(at)]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype $valtype_addrtype(at)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:428.1-431.38
   rule memory_copy{C : context, x_1 : idx, x_2 : idx, at_1 : addrtype, at_2 : addrtype, lim_1 : limits, lim_2 : limits}:
-    `%|-%:%`(C, `MEMORY.COPY`_instr(x_1, x_2), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
+    `%|-%:%`(C, MEMORY_COPY_instr(x_1, x_2), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x_1).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x_1).0] = `%%PAGE`_memtype(at_1, lim_1))
     -- if ($proj_uN_0(x_2).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x_2).0] = `%%PAGE`_memtype(at_2, lim_2))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at_1) $valtype_addrtype(at_2) $valtype_addrtype($minat(at_1, at_2))]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_1, lim_1))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at_2, lim_2))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:433.1-436.24
   rule memory_init{C : context, x : idx, y : idx, at : addrtype, lim : limits}:
-    `%|-%:%`(C, `MEMORY.INIT`_instr(x, y), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, MEMORY_INIT_instr(x, y), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- if ($proj_uN_0(y).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(y).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) I32_valtype I32_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:438.1-440.24
   rule data_drop{C : context, x : idx}:
-    `%|-%:%`(C, `DATA.DROP`_instr(x), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
+    `%|-%:%`(C, DATA_DROP_instr(x), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.DATAS_context|)
     -- if (C.DATAS_context[$proj_uN_0(x).0] = OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:451.1-454.44
   rule load_val{C : context, nt : numtype, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, LOAD_instr(nt, ?(), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_numtype(nt)])))
+    `%|-%:%`(C, LOAD_instr(nt, ?(), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([$valtype_numtype(nt)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr(nt, ?(), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_numtype(nt)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:456.1-459.36
   rule load_pack{C : context, v_Inn : Inn, v_M : M, v_sx : sx, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, `%_%`_loadop_Inn(`%`_sz(v_M), v_sx))), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(v_Inn)])))
+    `%|-%:%`(C, LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(v_M), v_sx))), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([$valtype_addrtype(v_Inn)])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, v_M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, `%_%`_loadop_Inn(`%`_sz(v_M), v_sx))), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([$valtype_addrtype(v_Inn)])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:470.1-473.44
   rule store_val{C : context, nt : numtype, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, STORE_instr(nt, ?(), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_numtype(nt)]), [], `%`_resulttype([])))
+    `%|-%:%`(C, STORE_instr(nt, ?(), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) $valtype_numtype(nt)]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, $size(nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr(nt, ?(), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_numtype(nt)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:475.1-478.36
   rule store_pack{C : context, v_Inn : Inn, v_M : M, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, `%`_storeop_Inn(`%`_sz(v_M)))), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_addrtype(v_Inn)]), [], `%`_resulttype([])))
+    `%|-%:%`(C, STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(v_M)))), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) $valtype_addrtype(v_Inn)]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, v_M)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, `%`_storeop_Inn(`%`_sz(v_M)))), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) $valtype_addrtype(v_Inn)]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:480.1-483.47
   rule vload_val{C : context, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([V128_valtype])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:485.1-488.41
   rule vload_pack{C : context, v_M : M, v_N : N, v_sx : sx, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(v_M), v_N, v_sx)), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(v_M), v_N, v_sx)), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([V128_valtype])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, (v_M * v_N))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(v_M), v_N, v_sx)), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:490.1-493.36
   rule vload_splat{C : context, v_N : N, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(v_N))), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(v_N))), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([V128_valtype])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, v_N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(v_N))), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:495.1-498.36
   rule vload_zero{C : context, v_N : N, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(v_N))), x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(mk_sz_sz(v_N))), x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at)]), [], mk_list_resulttype([V128_valtype])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, v_N)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(v_N))), x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at)]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:500.1-504.21
   rule vload_lane{C : context, v_N : N, x : idx, v_memarg : memarg, i : laneidx, at : addrtype, lim : limits}:
-    `%|-%:%`(C, VLOAD_LANE_instr(V128_vectype, `%`_sz(v_N), x, v_memarg, i), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VLOAD_LANE_instr(V128_vectype, mk_sz_sz(v_N), x, v_memarg, i), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) V128_valtype]), [], mk_list_resulttype([V128_valtype])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, v_N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (v_N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VLOAD_LANE_instr(V128_vectype, `%`_sz(v_N), x, v_memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([V128_valtype])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:506.1-509.47
   rule vstore{C : context, x : idx, v_memarg : memarg, at : addrtype, lim : limits}:
-    `%|-%:%`(C, VSTORE_instr(V128_vectype, x, v_memarg), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, VSTORE_instr(V128_vectype, x, v_memarg), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) V128_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, $vsize(V128_vectype))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_instr(V128_vectype, x, v_memarg))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:511.1-515.21
   rule vstore_lane{C : context, v_N : N, x : idx, v_memarg : memarg, i : laneidx, at : addrtype, lim : limits}:
-    `%|-%:%`(C, VSTORE_LANE_instr(V128_vectype, `%`_sz(v_N), x, v_memarg, i), `%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
+    `%|-%:%`(C, VSTORE_LANE_instr(V128_vectype, mk_sz_sz(v_N), x, v_memarg, i), mk_instrtype_instrtype(mk_list_resulttype([$valtype_addrtype(at) V128_valtype]), [], mk_list_resulttype([])))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Memarg_ok: `|-%:%->%`(v_memarg, at, v_N)
     -- if (($proj_uN_0(i).0 : nat <:> rat) < ((128 : nat <:> rat) / (v_N : nat <:> rat)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSTORE_LANE_instr(V128_vectype, `%`_sz(v_N), x, v_memarg, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_addrtype(at) V128_valtype]), [], `%`_resulttype([])))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:520.1-521.33
   rule const{C : context, nt : numtype, c_nt : num_}:
-    `%|-%:%`(C, CONST_instr(nt, c_nt), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_numtype(nt)])))
+    `%|-%:%`(C, CONST_instr(nt, c_nt), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:523.1-524.34
   rule unop{C : context, nt : numtype, unop_nt : unop_}:
-    `%|-%:%`(C, UNOP_instr(nt, unop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(UNOP_instr(nt, unop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
+    `%|-%:%`(C, UNOP_instr(nt, unop_nt), mk_instrtype_instrtype(mk_list_resulttype([$valtype_numtype(nt)]), [], mk_list_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:526.1-527.39
   rule binop{C : context, nt : numtype, binop_nt : binop_}:
-    `%|-%:%`(C, BINOP_instr(nt, binop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(nt, binop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([$valtype_numtype(nt)])))
+    `%|-%:%`(C, BINOP_instr(nt, binop_nt), mk_instrtype_instrtype(mk_list_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], mk_list_resulttype([$valtype_numtype(nt)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:529.1-530.39
   rule testop{C : context, nt : numtype, testop_nt : testop_}:
-    `%|-%:%`(C, TESTOP_instr(nt, testop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TESTOP_instr(nt, testop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, TESTOP_instr(nt, testop_nt), mk_instrtype_instrtype(mk_list_resulttype([$valtype_numtype(nt)]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:532.1-533.40
   rule relop{C : context, nt : numtype, relop_nt : relop_}:
-    `%|-%:%`(C, RELOP_instr(nt, relop_nt), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(RELOP_instr(nt, relop_nt))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, RELOP_instr(nt, relop_nt), mk_instrtype_instrtype(mk_list_resulttype([$valtype_numtype(nt) $valtype_numtype(nt)]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:535.1-536.44
   rule cvtop{C : context, nt_1 : numtype, nt_2 : numtype, cvtop : cvtop__}:
-    `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt_2)]), [], `%`_resulttype([$valtype_numtype(nt_1)])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CVTOP_instr(nt_1, nt_2, cvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype(nt_2)]), [], `%`_resulttype([$valtype_numtype(nt_1)])))
+    `%|-%:%`(C, CVTOP_instr(nt_1, nt_2, cvtop), mk_instrtype_instrtype(mk_list_resulttype([$valtype_numtype(nt_2)]), [], mk_list_resulttype([$valtype_numtype(nt_1)])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:541.1-542.35
   rule vconst{C : context, c : vec_}:
-    `%|-%:%`(C, VCONST_instr(V128_vectype, c), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VCONST_instr(V128_vectype, c), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:544.1-545.41
   rule vvunop{C : context, v_vvunop : vvunop}:
-    `%|-%:%`(C, VVUNOP_instr(V128_vectype, v_vvunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, v_vvunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VVUNOP_instr(V128_vectype, v_vvunop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:547.1-548.48
   rule vvbinop{C : context, v_vvbinop : vvbinop}:
-    `%|-%:%`(C, VVBINOP_instr(V128_vectype, v_vvbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, v_vvbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VVBINOP_instr(V128_vectype, v_vvbinop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:550.1-551.55
   rule vvternop{C : context, v_vvternop : vvternop}:
-    `%|-%:%`(C, VVTERNOP_instr(V128_vectype, v_vvternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, v_vvternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VVTERNOP_instr(V128_vectype, v_vvternop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:553.1-554.44
   rule vvtestop{C : context, v_vvtestop : vvtestop}:
-    `%|-%:%`(C, VVTESTOP_instr(V128_vectype, v_vvtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, v_vvtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, VVTESTOP_instr(V128_vectype, v_vvtestop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:556.1-557.37
   rule vunop{C : context, sh : shape, vunop : vunop_}:
-    `%|-%:%`(C, VUNOP_instr(sh, vunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VUNOP_instr(sh, vunop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:559.1-560.44
   rule vbinop{C : context, sh : shape, vbinop : vbinop_}:
-    `%|-%:%`(C, VBINOP_instr(sh, vbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VBINOP_instr(sh, vbinop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:562.1-563.51
   rule vternop{C : context, sh : shape, vternop : vternop_}:
-    `%|-%:%`(C, VTERNOP_instr(sh, vternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VTERNOP_instr(sh, vternop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:565.1-566.40
   rule vtestop{C : context, sh : shape, vtestop : vtestop_}:
-    `%|-%:%`(C, VTESTOP_instr(sh, vtestop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VTESTOP_instr(sh, vtestop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, VTESTOP_instr(sh, vtestop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:568.1-569.44
   rule vrelop{C : context, sh : shape, vrelop : vrelop_}:
-    `%|-%:%`(C, VRELOP_instr(sh, vrelop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VRELOP_instr(sh, vrelop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:571.1-572.47
   rule vshiftop{C : context, sh : ishape, vshiftop : vshiftop_}:
-    `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype I32_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VSHIFTOP_instr(sh, vshiftop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype I32_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:574.1-575.33
   rule vbitmask{C : context, sh : ishape}:
-    `%|-%:%`(C, VBITMASK_instr(sh), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, VBITMASK_instr(sh), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:577.1-578.50
   rule vswizzlop{C : context, sh : bshape, vswizzlop : vswizzlop_}:
-    `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, vswizzlop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VSWIZZLOP_instr(sh, vswizzlop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:580.1-582.29
   rule vshuffle{C : context, sh : bshape, i_lst : laneidx*}:
-    `%|-%:%`(C, VSHUFFLE_instr(sh, i_lst), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VSHUFFLE_instr(sh, i_lst), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
     -- (if ($proj_uN_0(i).0 < (2 * $proj_dim_0($fun_dim($proj_bshape_0(sh).0)).0)))*{i <- i_lst}
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($fun_dim($proj_bshape_0(sh).0))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:584.1-585.44
   rule vsplat{C : context, sh : shape}:
-    `%|-%:%`(C, VSPLAT_instr(sh), `%->_%%`_instrtype(`%`_resulttype([$valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VSPLAT_instr(sh))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([$valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VSPLAT_instr(sh), mk_instrtype_instrtype(mk_list_resulttype([$valtype_numtype($unpackshape(sh))]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:587.1-589.21
   rule vextract_lane{C : context, sh : shape, sx_opt : sx?, i : laneidx}:
-    `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx_opt, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([$valtype_numtype($unpackshape(sh))])))
+    `%|-%:%`(C, VEXTRACT_LANE_instr(sh, sx_opt, i), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([$valtype_numtype($unpackshape(sh))])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($fun_dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(sh, sx_opt, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([$valtype_numtype($unpackshape(sh))])))
+    -- wf_dim: `%`($fun_dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:591.1-593.21
   rule vreplace_lane{C : context, sh : shape, i : laneidx}:
-    `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), `%->_%%`_instrtype(`%`_resulttype([V128_valtype $valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VREPLACE_LANE_instr(sh, i), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype $valtype_numtype($unpackshape(sh))]), [], mk_list_resulttype([V128_valtype])))
     -- if ($proj_uN_0(i).0 < $proj_dim_0($fun_dim(sh)).0)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VREPLACE_LANE_instr(sh, i))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype $valtype_numtype($unpackshape(sh))]), [], `%`_resulttype([V128_valtype])))
+    -- wf_dim: `%`($fun_dim(sh))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:595.1-596.50
   rule vextunop{C : context, sh_1 : ishape, sh_2 : ishape, vextunop : vextunop__}:
-    `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_1, sh_2, vextunop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VEXTUNOP_instr(sh_1, sh_2, vextunop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:598.1-599.57
   rule vextbinop{C : context, sh_1 : ishape, sh_2 : ishape, vextbinop : vextbinop__}:
-    `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_1, sh_2, vextbinop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VEXTBINOP_instr(sh_1, sh_2, vextbinop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:601.1-602.64
   rule vextternop{C : context, sh_1 : ishape, sh_2 : ishape, vextternop : vextternop__}:
-    `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_1, sh_2, vextternop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VEXTTERNOP_instr(sh_1, sh_2, vextternop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:604.1-605.48
   rule vnarrow{C : context, sh_1 : ishape, sh_2 : ishape, v_sx : sx}:
-    `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, v_sx), `%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VNARROW_instr(sh_1, sh_2, v_sx))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VNARROW_instr(sh_1, sh_2, v_sx), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:607.1-608.46
   rule vcvtop{C : context, sh_1 : shape, sh_2 : shape, vcvtop : vcvtop__}:
-    `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), `%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCVTOP_instr(sh_1, sh_2, vcvtop))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([V128_valtype]), [], `%`_resulttype([V128_valtype])))
+    `%|-%:%`(C, VCVTOP_instr(sh_1, sh_2, vcvtop), mk_instrtype_instrtype(mk_list_resulttype([V128_valtype]), [], mk_list_resulttype([V128_valtype])))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:6.1-6.96
 relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:613.1-614.24
   rule empty{C : context}:
-    `%|-%:%`(C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
+    `%|-%:%`(C, [], mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:617.1-621.82
   rule seq{C : context, instr_1 : instr, instr_2_lst : instr*, t_1_lst : valtype*, x_1_lst : idx*, x_2_lst : idx*, t_3_lst : valtype*, t_2_lst : valtype*, init_lst : init*, t_lst : valtype*}:
-    `%|-%:%`(C, [instr_1] ++ instr_2_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst ++ x_2_lst, `%`_resulttype(t_3_lst)))
-    -- Instr_ok: `%|-%:%`(C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst, `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, [instr_1] ++ instr_2_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst ++ x_2_lst, mk_list_resulttype(t_3_lst)))
+    -- Instr_ok: `%|-%:%`(C, instr_1, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst, mk_list_resulttype(t_2_lst)))
     -- if (|init_lst| = |t_lst|)
     -- if (|init_lst| = |x_1_lst|)
     -- (if ($proj_uN_0(x_1).0 < |C.LOCALS_context|))*{x_1 <- x_1_lst}
-    -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst, x_1 <- x_1_lst}
-    -- if ($with_locals(C, x_1_lst, `%%`_localtype(SET_init, t)*{t <- t_lst}) =/= ?())
-    -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1_lst, `%%`_localtype(SET_init, t)*{t <- t_lst})), instr_2_lst, `%->_%%`_instrtype(`%`_resulttype(t_2_lst), x_2_lst, `%`_resulttype(t_3_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- instr_2_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst ++ x_2_lst, `%`_resulttype(t_3_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst, `%`_resulttype(t_2_lst)))
-    -- (wf_localtype: `%`(`%%`_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst}
-    -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- t_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_2_lst), x_2_lst, `%`_resulttype(t_3_lst)))
+    -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = mk_localtype_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst, x_1 <- x_1_lst}
+    -- if ($with_locals(C, x_1_lst, mk_localtype_localtype(SET_init, t)*{t <- t_lst}) =/= ?())
+    -- Instrs_ok: `%|-%:%`(!($with_locals(C, x_1_lst, mk_localtype_localtype(SET_init, t)*{t <- t_lst})), instr_2_lst, mk_instrtype_instrtype(mk_list_resulttype(t_2_lst), x_2_lst, mk_list_resulttype(t_3_lst)))
+    -- wf_context: `%`(!($with_locals(C, x_1_lst, mk_localtype_localtype(SET_init, t)*{t <- t_lst})))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst, mk_list_resulttype(t_2_lst)))
+    -- (wf_localtype: `%`(mk_localtype_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst}
+    -- (wf_localtype: `%`(mk_localtype_localtype(SET_init, t)))*{t <- t_lst}
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_2_lst), x_2_lst, mk_list_resulttype(t_3_lst)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:623.1-627.33
   rule sub{C : context, instr_lst : instr*, it' : instrtype, it : instrtype}:
@@ -7387,31 +7838,23 @@ relation Instrs_ok: `%|-%:%`(context, instr*, instrtype)
     -- Instrs_ok: `%|-%:%`(C, instr_lst, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec:630.1-633.33
   rule frame{C : context, instr_lst : instr*, t_lst : valtype*, t_1_lst : valtype*, x_lst : idx*, t_2_lst : valtype*}:
-    `%|-%:%`(C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_lst ++ t_1_lst), x_lst, `%`_resulttype(t_lst ++ t_2_lst)))
-    -- Instrs_ok: `%|-%:%`(C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_lst))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_lst ++ t_1_lst), x_lst, `%`_resulttype(t_lst ++ t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    `%|-%:%`(C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_lst ++ t_1_lst), x_lst, mk_list_resulttype(t_lst ++ t_2_lst)))
+    -- Instrs_ok: `%|-%:%`(C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- Resulttype_ok: `%|-%:OK`(C, mk_list_resulttype(t_lst))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
 }
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok: `%|-%:%`(context, expr, resulttype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule mk_Expr_ok{C : context, instr_lst : instr*, t_lst : valtype*}:
-    `%|-%:%`(C, instr_lst, `%`_resulttype(t_lst))
-    -- Instrs_ok: `%|-%:%`(C, instr_lst, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
+    `%|-%:%`(C, instr_lst, mk_list_resulttype(t_lst))
+    -- Instrs_ok: `%|-%:%`(C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(t_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(t_lst)))
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
@@ -7420,90 +7863,64 @@ relation Nondefaultable: `|-%NONDEFAULTABLE`(valtype)
     `|-%NONDEFAULTABLE`(t)
     -- if ($default_(t) =/= ?())
     -- if (!($default_(t)) = ?())
-    -- wf_valtype: `%`(t)
+    -- (wf_val: `%`(iter))?{iter <- !($default_(t))}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Instr_const: `%|-%CONST`(context, instr)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule const{C : context, nt : numtype, c_nt : num_}:
     `%|-%CONST`(C, CONST_instr(nt, c_nt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(CONST_instr(nt, c_nt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule vconst{C : context, vt : vectype, c_vt : vec_}:
     `%|-%CONST`(C, VCONST_instr(vt, c_vt))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(VCONST_instr(vt, c_vt))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule ref_null{C : context, ht : heaptype}:
-    `%|-%CONST`(C, `REF.NULL`_instr(ht))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.NULL`_instr(ht))
+    `%|-%CONST`(C, REF_NULL_instr(ht))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule ref_i31{C : context}:
-    `%|-%CONST`(C, `REF.I31`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.I31`_instr)
+    `%|-%CONST`(C, REF_I31_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule ref_func{C : context, x : idx}:
-    `%|-%CONST`(C, `REF.FUNC`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`REF.FUNC`_instr(x))
+    `%|-%CONST`(C, REF_FUNC_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule struct_new{C : context, x : idx}:
-    `%|-%CONST`(C, `STRUCT.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
+    `%|-%CONST`(C, STRUCT_NEW_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule struct_new_default{C : context, x : idx}:
-    `%|-%CONST`(C, `STRUCT.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`STRUCT.NEW_DEFAULT`_instr(x))
+    `%|-%CONST`(C, STRUCT_NEW_DEFAULT_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule array_new{C : context, x : idx}:
-    `%|-%CONST`(C, `ARRAY.NEW`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
+    `%|-%CONST`(C, ARRAY_NEW_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule array_new_default{C : context, x : idx}:
-    `%|-%CONST`(C, `ARRAY.NEW_DEFAULT`_instr(x))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_DEFAULT`_instr(x))
+    `%|-%CONST`(C, ARRAY_NEW_DEFAULT_instr(x))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule array_new_fixed{C : context, x : idx, v_n : n}:
-    `%|-%CONST`(C, `ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)))
+    `%|-%CONST`(C, ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n)))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule any_convert_extern{C : context}:
-    `%|-%CONST`(C, `ANY.CONVERT_EXTERN`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
+    `%|-%CONST`(C, ANY_CONVERT_EXTERN_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule extern_convert_any{C : context}:
-    `%|-%CONST`(C, `EXTERN.CONVERT_ANY`_instr)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
+    `%|-%CONST`(C, EXTERN_CONVERT_ANY_instr)
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule global_get{C : context, x : idx, t : valtype}:
-    `%|-%CONST`(C, `GLOBAL.GET`_instr(x))
+    `%|-%CONST`(C, GLOBAL_GET_instr(x))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
-    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(), t))
+    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = mk_globaltype_globaltype(?(), t))
+    -- wf_globaltype: `%`(mk_globaltype_globaltype(?(), t))
 
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule binop{C : context, v_Inn : Inn, binop : binop_}:
@@ -7512,8 +7929,6 @@ relation Instr_const: `%|-%CONST`(context, instr)
     -- if (v_Inn <- [I32_Inn I64_Inn])
     -- if (|[mk_binop__0_binop_(v_Inn, ADD_binop_Inn) mk_binop__0_binop_(v_Inn, SUB_binop_Inn) mk_binop__0_binop_(v_Inn, MUL_binop_Inn)]| > 0)
     -- if (binop <- [mk_binop__0_binop_(v_Inn, ADD_binop_Inn) mk_binop__0_binop_(v_Inn, SUB_binop_Inn) mk_binop__0_binop_(v_Inn, MUL_binop_Inn)])
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr($numtype_addrtype(v_Inn), binop))
     -- wf_binop_: `%%`($numtype_addrtype(v_Inn), mk_binop__0_binop_(v_Inn, ADD_binop_Inn))
     -- wf_binop_: `%%`($numtype_addrtype(v_Inn), mk_binop__0_binop_(v_Inn, SUB_binop_Inn))
     -- wf_binop_: `%%`($numtype_addrtype(v_Inn), mk_binop__0_binop_(v_Inn, MUL_binop_Inn))
@@ -7524,19 +7939,14 @@ relation Expr_const: `%|-%CONST`(context, expr)
   rule mk_Expr_const{C : context, instr_lst : instr*}:
     `%|-%CONST`(C, instr_lst)
     -- (Instr_const: `%|-%CONST`(C, v_instr))*{v_instr <- instr_lst}
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
 
 ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
 relation Expr_ok_const: `%|-%:%CONST`(context, expr, valtype)
   ;; ../../../../specification/wasm-3.0/2.3-validation.instructions.spectec
   rule mk_Expr_ok_const{C : context, v_expr : expr, t : valtype}:
     `%|-%:%CONST`(C, v_expr, t)
-    -- Expr_ok: `%|-%:%`(C, v_expr, `%`_resulttype([t]))
+    -- Expr_ok: `%|-%:%`(C, v_expr, mk_list_resulttype([t]))
     -- Expr_const: `%|-%CONST`(C, v_expr)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_expr))*{v_expr <- v_expr}
-    -- wf_valtype: `%`(t)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Type_ok: `%|-%:%`(context, type, deftype*)
@@ -7546,7 +7956,6 @@ relation Type_ok: `%|-%:%`(context, type, deftype*)
     -- if ($proj_uN_0(x).0 = |C.TYPES_context|)
     -- if (dt_lst = $rolldt(x, v_rectype))
     -- Rectype_ok: `%|-%:%`(C +++ {TYPES dt_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, v_rectype, OK_oktypeidx(x))
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_oktypeidx: `%`(OK_oktypeidx(x))
 
@@ -7556,8 +7965,6 @@ relation Tag_ok: `%|-%:%`(context, tag, tagtype)
   rule mk_Tag_ok{C : context, v_tagtype : tagtype}:
     `%|-%:%`(C, TAG_tag(v_tagtype), $clos_tagtype(C, v_tagtype))
     -- Tagtype_ok: `%|-%:OK`(C, v_tagtype)
-    -- wf_context: `%`(C)
-    -- wf_tag: `%`(TAG_tag(v_tagtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Global_ok: `%|-%:%`(context, global, globaltype)
@@ -7565,11 +7972,9 @@ relation Global_ok: `%|-%:%`(context, global, globaltype)
   rule mk_Global_ok{C : context, v_globaltype : globaltype, v_expr : expr, t : valtype}:
     `%|-%:%`(C, GLOBAL_global(v_globaltype, v_expr), v_globaltype)
     -- Globaltype_ok: `%|-%:OK`(C, v_globaltype)
-    -- if (v_globaltype = `%%`_globaltype(?(MUT_mut), t))
+    -- if (v_globaltype = mk_globaltype_globaltype(?(MUT_mut), t))
     -- Expr_ok_const: `%|-%:%CONST`(C, v_expr, t)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(GLOBAL_global(v_globaltype, v_expr))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(MUT_mut), t))
+    -- wf_globaltype: `%`(mk_globaltype_globaltype(?(MUT_mut), t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Mem_ok: `%|-%:%`(context, mem, memtype)
@@ -7577,8 +7982,6 @@ relation Mem_ok: `%|-%:%`(context, mem, memtype)
   rule mk_Mem_ok{C : context, v_memtype : memtype}:
     `%|-%:%`(C, MEMORY_mem(v_memtype), v_memtype)
     -- Memtype_ok: `%|-%:OK`(C, v_memtype)
-    -- wf_context: `%`(C)
-    -- wf_mem: `%`(MEMORY_mem(v_memtype))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Table_ok: `%|-%:%`(context, table, tabletype)
@@ -7586,29 +7989,21 @@ relation Table_ok: `%|-%:%`(context, table, tabletype)
   rule mk_Table_ok{C : context, v_tabletype : tabletype, v_expr : expr, at : addrtype, lim : limits, rt : reftype}:
     `%|-%:%`(C, TABLE_table(v_tabletype, v_expr), v_tabletype)
     -- Tabletype_ok: `%|-%:OK`(C, v_tabletype)
-    -- if (v_tabletype = `%%%`_tabletype(at, lim, rt))
+    -- if (v_tabletype = mk_tabletype_tabletype(at, lim, rt))
     -- Expr_ok_const: `%|-%:%CONST`(C, v_expr, $valtype_reftype(rt))
-    -- wf_context: `%`(C)
-    -- wf_table: `%`(TABLE_table(v_tabletype, v_expr))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Local_ok: `%|-%:%`(context, local, localtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule set{C : context, t : valtype}:
-    `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(SET_init, t))
+    `%|-%:%`(C, LOCAL_local(t), mk_localtype_localtype(SET_init, t))
     -- Defaultable: `|-%DEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule unset{C : context, t : valtype}:
-    `%|-%:%`(C, LOCAL_local(t), `%%`_localtype(UNSET_init, t))
+    `%|-%:%`(C, LOCAL_local(t), mk_localtype_localtype(UNSET_init, t))
     -- Nondefaultable: `|-%NONDEFAULTABLE`(t)
-    -- wf_context: `%`(C)
-    -- wf_local: `%`(LOCAL_local(t))
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, t))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Func_ok: `%|-%:%`(context, func, deftype)
@@ -7616,22 +8011,18 @@ relation Func_ok: `%|-%:%`(context, func, deftype)
   rule mk_Func_ok{C : context, x : idx, local_lst : local*, v_expr : expr, t_1_lst : valtype*, t_2_lst : valtype*, lct_lst : localtype*}:
     `%|-%:%`(C, FUNC_func(x, local_lst, v_expr), C.TYPES_context[$proj_uN_0(x).0])
     -- if ($proj_uN_0(x).0 < |C.TYPES_context|)
-    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`(C.TYPES_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
     -- if (|lct_lst| = |local_lst|)
     -- (Local_ok: `%|-%:%`(C, v_local, lct))*{lct <- lct_lst, v_local <- local_lst}
-    -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- t_1_lst} ++ lct_lst, LABELS [`%`_resulttype(t_2_lst)], RETURN ?(`%`_resulttype(t_2_lst)), REFS [], RECS []}, v_expr, `%`_resulttype(t_2_lst))
-    -- wf_context: `%`(C)
-    -- wf_func: `%`(FUNC_func(x, local_lst, v_expr))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS `%%`_localtype(SET_init, t_1)*{t_1 <- t_1_lst} ++ lct_lst, LABELS [`%`_resulttype(t_2_lst)], RETURN ?(`%`_resulttype(t_2_lst)), REFS [], RECS []})
+    -- Expr_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS mk_localtype_localtype(SET_init, t_1)*{t_1 <- t_1_lst} ++ lct_lst, LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(mk_list_resulttype(t_2_lst)), REFS [], RECS []}, v_expr, mk_list_resulttype(t_2_lst))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS mk_localtype_localtype(SET_init, t_1)*{t_1 <- t_1_lst} ++ lct_lst, LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(mk_list_resulttype(t_2_lst)), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context}:
     `%|-%:%`(C, PASSIVE_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(PASSIVE_datamode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, v_expr : expr, at : addrtype, lim : limits}:
@@ -7639,8 +8030,6 @@ relation Datamode_ok: `%|-%:%`(context, datamode, datatype)
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = `%%PAGE`_memtype(at, lim))
     -- Expr_ok_const: `%|-%:%CONST`(C, v_expr, $valtype_addrtype(at))
-    -- wf_context: `%`(C)
-    -- wf_datamode: `%`(ACTIVE_datamode(x, v_expr))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
@@ -7649,36 +8038,25 @@ relation Data_ok: `%|-%:%`(context, data, datatype)
   rule mk_Data_ok{C : context, b_lst : byte*, v_datamode : datamode}:
     `%|-%:%`(C, DATA_data(b_lst, v_datamode), OK_datatype)
     -- Datamode_ok: `%|-%:%`(C, v_datamode, OK_datatype)
-    -- wf_context: `%`(C)
-    -- wf_data: `%`(DATA_data(b_lst, v_datamode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elemmode_ok: `%|-%:%`(context, elemmode, elemtype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule passive{C : context, rt : reftype}:
     `%|-%:%`(C, PASSIVE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(PASSIVE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule declare{C : context, rt : reftype}:
     `%|-%:%`(C, DECLARE_elemmode, rt)
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(DECLARE_elemmode)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule active{C : context, x : idx, v_expr : expr, rt : reftype, at : addrtype, lim : limits, rt' : reftype}:
     `%|-%:%`(C, ACTIVE_elemmode(x, v_expr), rt)
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
-    -- if (C.TABLES_context[$proj_uN_0(x).0] = `%%%`_tabletype(at, lim, rt'))
+    -- if (C.TABLES_context[$proj_uN_0(x).0] = mk_tabletype_tabletype(at, lim, rt'))
     -- Reftype_sub: `%|-%<:%`(C, rt, rt')
     -- Expr_ok_const: `%|-%:%CONST`(C, v_expr, $valtype_addrtype(at))
-    -- wf_context: `%`(C)
-    -- wf_reftype: `%`(rt)
-    -- wf_elemmode: `%`(ACTIVE_elemmode(x, v_expr))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt'))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt'))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Elem_ok: `%|-%:%`(context, elem, elemtype)
@@ -7688,8 +8066,6 @@ relation Elem_ok: `%|-%:%`(context, elem, elemtype)
     -- Reftype_ok: `%|-%:OK`(C, v_elemtype)
     -- (Expr_ok_const: `%|-%:%CONST`(C, v_expr, $valtype_reftype(v_elemtype)))*{v_expr <- expr_lst}
     -- Elemmode_ok: `%|-%:%`(C, v_elemmode, v_elemtype)
-    -- wf_context: `%`(C)
-    -- wf_elem: `%`(ELEM_elem(v_elemtype, expr_lst, v_elemmode))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Start_ok: `%|-%:OK`(context, start)
@@ -7697,10 +8073,8 @@ relation Start_ok: `%|-%:OK`(context, start)
   rule mk_Start_ok{C : context, x : idx}:
     `%|-%:OK`(C, START_start(x))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
-    -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
-    -- wf_context: `%`(C)
-    -- wf_start: `%`(START_start(x))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([]), `%`_resulttype([])))
+    -- Expand: `%~~%`(C.FUNCS_context[$proj_uN_0(x).0], `FUNC%->%`_comptype(mk_list_resulttype([]), mk_list_resulttype([])))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype([]), mk_list_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Import_ok: `%|-%:%`(context, import, externtype)
@@ -7708,8 +8082,6 @@ relation Import_ok: `%|-%:%`(context, import, externtype)
   rule mk_Import_ok{C : context, name_1 : name, name_2 : name, xt : externtype}:
     `%|-%:%`(C, IMPORT_import(name_1, name_2, xt), $clos_externtype(C, xt))
     -- Externtype_ok: `%|-%:OK`(C, xt)
-    -- wf_context: `%`(C)
-    -- wf_import: `%`(IMPORT_import(name_1, name_2, xt))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
@@ -7718,45 +8090,30 @@ relation Externidx_ok: `%|-%:%`(context, externidx, externtype)
     `%|-%:%`(C, TAG_externidx(x), TAG_externtype(jt))
     -- if ($proj_uN_0(x).0 < |C.TAGS_context|)
     -- if (C.TAGS_context[$proj_uN_0(x).0] = jt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TAG_externidx(x))
-    -- wf_externtype: `%`(TAG_externtype(jt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule global{C : context, x : idx, gt : globaltype}:
     `%|-%:%`(C, GLOBAL_externidx(x), GLOBAL_externtype(gt))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
     -- if (C.GLOBALS_context[$proj_uN_0(x).0] = gt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(GLOBAL_externidx(x))
-    -- wf_externtype: `%`(GLOBAL_externtype(gt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mem{C : context, x : idx, mt : memtype}:
     `%|-%:%`(C, MEM_externidx(x), MEM_externtype(mt))
     -- if ($proj_uN_0(x).0 < |C.MEMS_context|)
     -- if (C.MEMS_context[$proj_uN_0(x).0] = mt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(MEM_externidx(x))
-    -- wf_externtype: `%`(MEM_externtype(mt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule table{C : context, x : idx, tt : tabletype}:
     `%|-%:%`(C, TABLE_externidx(x), TABLE_externtype(tt))
     -- if ($proj_uN_0(x).0 < |C.TABLES_context|)
     -- if (C.TABLES_context[$proj_uN_0(x).0] = tt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(TABLE_externidx(x))
-    -- wf_externtype: `%`(TABLE_externtype(tt))
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule func{C : context, x : idx, dt : deftype}:
     `%|-%:%`(C, FUNC_externidx(x), FUNC_externtype($typeuse_deftype(dt)))
     -- if ($proj_uN_0(x).0 < |C.FUNCS_context|)
     -- if (C.FUNCS_context[$proj_uN_0(x).0] = dt)
-    -- wf_context: `%`(C)
-    -- wf_externidx: `%`(FUNC_externidx(x))
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(dt)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Export_ok: `%|-%:%%`(context, export, name, externtype)
@@ -7764,9 +8121,6 @@ relation Export_ok: `%|-%:%%`(context, export, name, externtype)
   rule mk_Export_ok{C : context, v_name : name, v_externidx : externidx, xt : externtype}:
     `%|-%:%%`(C, EXPORT_export(v_name, v_externidx), v_name, xt)
     -- Externidx_ok: `%|-%:%`(C, v_externidx, xt)
-    -- wf_context: `%`(C)
-    -- wf_externtype: `%`(xt)
-    -- wf_export: `%`(EXPORT_export(v_name, v_externidx))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 rec {
@@ -7776,17 +8130,12 @@ relation Globals_ok: `%|-%:%`(context, global*, globaltype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:181.1-182.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:184.1-187.54
   rule cons{C : context, global_1 : global, global_lst : global*, gt_1 : globaltype, gt_lst : globaltype*}:
     `%|-%:%`(C, [global_1] ++ global_lst, [gt_1] ++ gt_lst)
     -- Global_ok: `%|-%:%`(C, global_1, gt_1)
     -- Globals_ok: `%|-%:%`(C +++ {TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, global_lst, gt_lst)
-    -- wf_context: `%`(C)
-    -- wf_global: `%`(global_1)
-    -- (wf_global: `%`(v_global))*{v_global <- global_lst}
-    -- (wf_globaltype: `%`(gt))*{gt <- gt_lst}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [gt_1], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
@@ -7798,26 +8147,24 @@ relation Types_ok: `%|-%:%`(context, type*, deftype*)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:173.1-174.17
   rule empty{C : context}:
     `%|-%:%`(C, [], [])
-    -- wf_context: `%`(C)
 
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec:176.1-179.49
   rule cons{C : context, type_1 : type, type_lst : type*, dt_1_lst : deftype*, dt_lst : deftype*}:
     `%|-%:%`(C, [type_1] ++ type_lst, dt_1_lst ++ dt_lst)
     -- Type_ok: `%|-%:%`(C, type_1, dt_1_lst)
     -- Types_ok: `%|-%:%`(C +++ {TYPES dt_1_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type_lst, dt_lst)
-    -- wf_context: `%`(C)
     -- wf_context: `%`({TYPES dt_1_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 syntax nonfuncs = 
-  | `%%%%%%`(global_lst : global*, mem_lst : mem*, table_lst : table*, elem_lst : elem*, start_opt : start?, export_lst : export*)
+  | mk_nonfuncs(global_lst : global*, mem_lst : mem*, table_lst : table*, elem_lst : elem*, start_opt : start?, export_lst : export*)
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation wf_nonfuncs: `%`(nonfuncs)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule nonfuncs_case_0{global_lst : global*, mem_lst : mem*, table_lst : table*, elem_lst : elem*, start_opt : start?, export_lst : export*}:
-    `%`(`%%%%%%`_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst))
+    `%`(mk_nonfuncs_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst))
     -- (wf_global: `%`(v_global))*{v_global <- global_lst}
     -- (wf_mem: `%`(v_mem))*{v_mem <- mem_lst}
     -- (wf_table: `%`(v_table))*{v_table <- table_lst}
@@ -7828,14 +8175,13 @@ relation wf_nonfuncs: `%`(nonfuncs)
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 def $funcidx_nonfuncs(v_nonfuncs : nonfuncs) : funcidx*
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
-  def $funcidx_nonfuncs{global_lst : global*, mem_lst : mem*, table_lst : table*, elem_lst : elem*, start_opt : start?, export_lst : export*}(`%%%%%%`_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst)) = $funcidx_module(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list([]), `%`_list([]), `%`_list(elem_lst), start_opt, `%`_list(export_lst)))
-    -- wf_module: `%`(MODULE_module(`%`_list([]), `%`_list([]), `%`_list([]), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list([]), `%`_list([]), `%`_list(elem_lst), start_opt, `%`_list(export_lst)))
+  def $funcidx_nonfuncs{global_lst : global*, mem_lst : mem*, table_lst : table*, elem_lst : elem*, start_opt : start?, export_lst : export*}(mk_nonfuncs_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst)) = $funcidx_module(MODULE_module(mk_list_list([]), mk_list_list([]), mk_list_list([]), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list([]), mk_list_list([]), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst)))
 
 ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
 relation Module_ok: `|-%:%`(module, moduletype)
   ;; ../../../../specification/wasm-3.0/2.4-validation.modules.spectec
   rule mk_Module_ok{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*, C : context, xt_I_lst : externtype*, xt_E_lst : externtype*, dt'_lst : deftype*, C' : context, jt_lst : tagtype*, gt_lst : globaltype*, mt_lst : memtype*, tt_lst : tabletype*, dt_lst : deftype*, ok_lst : datatype*, rt_lst : reftype*, nm_lst : name*, jt_I_lst : tagtype*, mt_I_lst : memtype*, tt_I_lst : tabletype*, gt_I_lst : globaltype*, dt_I_lst : deftype*, x_lst : idx*}:
-    `|-%:%`(MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst)), $clos_moduletype(C, `%->%`_moduletype(xt_I_lst, xt_E_lst)))
+    `|-%:%`(MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst)), $clos_moduletype(C, mk_moduletype_moduletype(xt_I_lst, xt_E_lst)))
     -- Types_ok: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, type_lst, dt'_lst)
     -- if (|import_lst| = |xt_I_lst|)
     -- (Import_ok: `%|-%:%`({TYPES dt'_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, v_import, xt_I))*{v_import <- import_lst, xt_I <- xt_I_lst}
@@ -7859,143 +8205,336 @@ relation Module_ok: `|-%:%`(module, moduletype)
     -- if $disjoint_(syntax name, nm_lst)
     -- if (C = C' +++ {TYPES [], TAGS jt_I_lst ++ jt_lst, GLOBALS gt_lst, MEMS mt_I_lst ++ mt_lst, TABLES tt_I_lst ++ tt_lst, FUNCS [], DATAS ok_lst, ELEMS rt_lst, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- if (C' = {TYPES dt'_lst, TAGS [], GLOBALS gt_I_lst, MEMS [], TABLES [], FUNCS dt_I_lst ++ dt_lst, DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS x_lst, RECS []})
-    -- if (x_lst = $funcidx_nonfuncs(`%%%%%%`_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst)))
+    -- if (x_lst = $funcidx_nonfuncs(mk_nonfuncs_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst)))
     -- if (jt_I_lst = $tagsxt(xt_I_lst))
     -- if (gt_I_lst = $globalsxt(xt_I_lst))
     -- if (mt_I_lst = $memsxt(xt_I_lst))
     -- if (tt_I_lst = $tablesxt(xt_I_lst))
     -- if (dt_I_lst = $funcsxt(xt_I_lst))
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C')
     -- (wf_name: `%`(nm))*{nm <- nm_lst}
-    -- wf_module: `%`(MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst)))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I_lst, xt_E_lst))
+    -- (wf_uN: `%%`(32, iter))*{iter <- $funcidx_nonfuncs(mk_nonfuncs_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst))}
+    -- (wf_typeuse: `%`(iter))*{iter <- $tagsxt(xt_I_lst)}
+    -- (wf_globaltype: `%`(iter))*{iter <- $globalsxt(xt_I_lst)}
+    -- (wf_memtype: `%`(iter))*{iter <- $memsxt(xt_I_lst)}
+    -- (wf_tabletype: `%`(iter))*{iter <- $tablesxt(xt_I_lst)}
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES [], TAGS jt_I_lst ++ jt_lst, GLOBALS gt_lst, MEMS mt_I_lst ++ mt_lst, TABLES tt_I_lst ++ tt_lst, FUNCS [], DATAS ok_lst, ELEMS rt_lst, LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- wf_context: `%`({TYPES dt'_lst, TAGS [], GLOBALS gt_I_lst, MEMS [], TABLES [], FUNCS dt_I_lst ++ dt_lst, DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS x_lst, RECS []})
-    -- wf_nonfuncs: `%`(`%%%%%%`_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst))
+    -- wf_nonfuncs: `%`(mk_nonfuncs_nonfuncs(global_lst, mem_lst, table_lst, elem_lst, start_opt, export_lst))
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 syntax relaxed2 = 
-  | `%`(i : nat)
+  | mk_relaxed2(i : nat)
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $proj_relaxed2_0(x : relaxed2) : (nat)
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-  def $proj_relaxed2_0{v_num_0 : nat}(`%`_relaxed2(v_num_0)) = (v_num_0)
+  def $proj_relaxed2_0{v_num_0 : nat}(mk_relaxed2_relaxed2(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 relation wf_relaxed2: `%`(relaxed2)
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
   rule relaxed2_case_0{i : nat}:
-    `%`(`%`_relaxed2(i))
+    `%`(mk_relaxed2_relaxed2(i))
     -- if ((i = 0) \/ (i = 1))
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 syntax relaxed4 = 
-  | `%`(i : nat)
+  | mk_relaxed4(i : nat)
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $proj_relaxed4_0(x : relaxed4) : (nat)
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-  def $proj_relaxed4_0{v_num_0 : nat}(`%`_relaxed4(v_num_0)) = (v_num_0)
+  def $proj_relaxed4_0{v_num_0 : nat}(mk_relaxed4_relaxed4(v_num_0)) = (v_num_0)
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 relation wf_relaxed4: `%`(relaxed4)
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
   rule relaxed4_case_0{i : nat}:
-    `%`(`%`_relaxed4(i))
+    `%`(mk_relaxed4_relaxed4(i))
     -- if ((((i = 0) \/ (i = 1)) \/ (i = 2)) \/ (i = 3))
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-def $fun_relaxed2(v_relaxed2 : relaxed2, syntax X, X_0 : X, X_1 : X) : X
+def $fun_relaxed2(v_relaxed2 : relaxed2, syntax v_X, v_X_0 : v_X, v_X_1 : v_X) : v_X
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-  def $fun_relaxed2{i : relaxed2, syntax X, X_1 : X, X_2 : X}(i, syntax X, X_1, X_2) = (if $ND then [X_1 X_2][$proj_relaxed2_0(i).0] else [X_1 X_2][0])
+  def $fun_relaxed2{i : relaxed2, syntax v_X, X_1 : v_X, X_2 : v_X}(i, syntax v_X, X_1, X_2) = (if $ND then [X_1 X_2][$proj_relaxed2_0(i).0] else [X_1 X_2][0])
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-def $fun_relaxed4(v_relaxed4 : relaxed4, syntax X, X_0 : X, X_1 : X, X_2 : X, X_3 : X) : X
+def $fun_relaxed4(v_relaxed4 : relaxed4, syntax v_X, v_X_0 : v_X, v_X_1 : v_X, v_X_2 : v_X, v_X_3 : v_X) : v_X
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-  def $fun_relaxed4{i : relaxed4, syntax X, X_1 : X, X_2 : X, X_3 : X, X_4 : X}(i, syntax X, X_1, X_2, X_3, X_4) = (if $ND then [X_1 X_2 X_3 X_4][$proj_relaxed4_0(i).0] else [X_1 X_2 X_3 X_4][0])
+  def $fun_relaxed4{i : relaxed4, syntax v_X, X_1 : v_X, X_2 : v_X, X_3 : v_X, X_4 : v_X}(i, syntax v_X, X_1, X_2, X_3, X_4) = (if $ND then [X_1 X_2 X_3 X_4][$proj_relaxed4_0(i).0] else [X_1 X_2 X_3 X_4][0])
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmadd_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmadd_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmadd)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmin : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmin_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmin_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmin)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmax : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_fmax_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_fmax_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_fmax)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_idot : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_idot_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_idot_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_idot)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_iq15mulr : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_iq15mulr_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_iq15mulr_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_iq15mulr)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_u : relaxed4
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_u_is_wf: `%`(ret_val : relaxed4)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_u_is_wf0{ret_val : relaxed4}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_u)
+    -- wf_relaxed4: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_trunc_s : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_trunc_s_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_trunc_s_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_trunc_s)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_swizzle : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_swizzle_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_swizzle_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_swizzle)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_laneselect : relaxed2
 
+;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+relation R_laneselect_is_wf: `%`(ret_val : relaxed2)
+  ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
+  rule R_laneselect_is_wf0{ret_val : relaxed2}:
+    `%`(ret_val)
+    -- if (ret_val = $R_laneselect)
+    -- wf_relaxed2: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $s33_to_u32(v_s33 : s33) : u32
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibits_(v_N : N, v_iN : iN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibits__is_wf: `%%%`(v_N : N, v_iN : iN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibits__is_wf0{v_N : N, v_iN : iN, ret_val : bit*}:
+    `%%%`(v_N, v_iN, ret_val)
+    -- wf_uN: `%%`(v_N, v_iN)
+    -- if (ret_val = $ibits_(v_N, v_iN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbits_(v_N : N, v_fN : fN) : bit*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbits__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : bit*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbits__is_wf0{v_N : N, v_fN : fN, ret_val : bit*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $fbits_(v_N, v_fN))
+    -- (wf_bit: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ibytes_(v_N : N, v_iN : iN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ibytes__is_wf: `%%%`(v_N : N, v_iN : iN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ibytes__is_wf0{v_N : N, v_iN : iN, ret_val : byte*}:
+    `%%%`(v_N, v_iN, ret_val)
+    -- wf_uN: `%%`(v_N, v_iN)
+    -- if (ret_val = $ibytes_(v_N, v_iN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fbytes_(v_N : N, v_fN : fN) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fbytes__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fbytes__is_wf0{v_N : N, v_fN : fN, ret_val : byte*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $fbytes_(v_N, v_fN))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $nbytes_(v_numtype : numtype, v_num_ : num_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation nbytes__is_wf: `%%%`(v_numtype : numtype, v_num_ : num_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule nbytes__is_wf0{v_numtype : numtype, v_num_ : num_, ret_val : byte*}:
+    `%%%`(v_numtype, v_num_, ret_val)
+    -- wf_num_: `%%`(v_numtype, v_num_)
+    -- if (ret_val = $nbytes_(v_numtype, v_num_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $vbytes_(v_vectype : vectype, v_vec_ : vec_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation vbytes__is_wf: `%%%`(v_vectype : vectype, v_vec_ : vec_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule vbytes__is_wf0{v_vectype : vectype, v_vec_ : vec_, ret_val : byte*}:
+    `%%%`(v_vectype, v_vec_, ret_val)
+    -- wf_uN: `%%`($vsize(v_vectype), v_vec_)
+    -- if (ret_val = $vbytes_(v_vectype, v_vec_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $zbytes_(v_storagetype : storagetype, v_lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zbytes__is_wf: `%%%`(v_storagetype : storagetype, v_lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zbytes__is_wf0{v_storagetype : storagetype, v_lit_ : lit_, ret_val : byte*}:
+    `%%%`(v_storagetype, v_lit_, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- wf_lit_: `%%`(v_storagetype, v_lit_)
+    -- if (ret_val = $zbytes_(v_storagetype, v_lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cbytes_(v_Cnn : Cnn, v_lit_ : lit_) : byte*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cbytes__is_wf: `%%%`(v_Cnn : Cnn, v_lit_ : lit_, ret_val : byte*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cbytes__is_wf0{v_Cnn : Cnn, v_lit_ : lit_, ret_val : byte*}:
+    `%%%`(v_Cnn, v_lit_, ret_val)
+    -- wf_lit_: `%%`($storagetype_Cnn(v_Cnn), v_lit_)
+    -- if (ret_val = $cbytes_(v_Cnn, v_lit_))
+    -- (wf_byte: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibits_(v_N : N, var_0 : bit*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbits_(v_N : N, var_0 : bit*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbits__is_wf: `%%%`(v_N : N, var_0 : bit*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbits__is_wf0{v_N : N, var_0 : bit*, ret_val : fN}:
+    `%%%`(v_N, var_0, ret_val)
+    -- (wf_bit: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbits_(v_N, var_0))
+    -- wf_fN: `%%`(v_N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_ibytes_(v_N : N, var_0 : byte*) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_fbytes_(v_N : N, var_0 : byte*) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_fbytes__is_wf: `%%%`(v_N : N, var_0 : byte*, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_fbytes__is_wf0{v_N : N, var_0 : byte*, ret_val : fN}:
+    `%%%`(v_N, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_fbytes_(v_N, var_0))
+    -- wf_fN: `%%`(v_N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_nbytes_(v_numtype : numtype, var_0 : byte*) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_nbytes__is_wf: `%%%`(v_numtype : numtype, var_0 : byte*, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_nbytes__is_wf0{v_numtype : numtype, var_0 : byte*, ret_val : num_}:
+    `%%%`(v_numtype, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_nbytes_(v_numtype, var_0))
+    -- wf_num_: `%%`(v_numtype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_vbytes_(v_vectype : vectype, var_0 : byte*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_zbytes_(v_storagetype : storagetype, var_0 : byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_zbytes__is_wf: `%%%`(v_storagetype : storagetype, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_zbytes__is_wf0{v_storagetype : storagetype, var_0 : byte*, ret_val : lit_}:
+    `%%%`(v_storagetype, var_0, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_zbytes_(v_storagetype, var_0))
+    -- wf_lit_: `%%`(v_storagetype, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inv_cbytes_(v_Cnn : Cnn, var_0 : byte*) : lit_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation inv_cbytes__is_wf: `%%%`(v_Cnn : Cnn, var_0 : byte*, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule inv_cbytes__is_wf0{v_Cnn : Cnn, var_0 : byte*, ret_val : lit_}:
+    `%%%`(v_Cnn, var_0, ret_val)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $inv_cbytes_(v_Cnn, var_0))
+    -- wf_lit_: `%%`($storagetype_Cnn(v_Cnn), ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $signed_(v_N : N, nat : nat) : int
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
@@ -8036,23 +8575,25 @@ def $fun_sx(v_storagetype : storagetype) : sx??
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fun_zero(v_lanetype : lanetype) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_zero(I32_lanetype) = mk_lane__2_lane_(I32_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, `%`_uN(0)))
+  def $fun_zero(I32_lanetype) = mk_lane__2_lane_(I32_Jnn, mk_uN_uN(0))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_zero(I64_lanetype) = mk_lane__2_lane_(I64_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, `%`_uN(0)))
+  def $fun_zero(I64_lanetype) = mk_lane__2_lane_(I64_Jnn, mk_uN_uN(0))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_zero(I8_lanetype) = mk_lane__2_lane_(I8_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, `%`_uN(0)))
+  def $fun_zero(I8_lanetype) = mk_lane__2_lane_(I8_Jnn, mk_uN_uN(0))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_zero(I16_lanetype) = mk_lane__2_lane_(I16_Jnn, `%`_uN(0))
-    -- wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, `%`_uN(0)))
+  def $fun_zero(I16_lanetype) = mk_lane__2_lane_(I16_Jnn, mk_uN_uN(0))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_zero(F32_lanetype) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn)))))
-    -- wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $fzero($size($numtype_Fnn(F32_Fnn))))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_zero(F64_lanetype) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn)))))
-    -- wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $fzero($size($numtype_Fnn(F64_Fnn))))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation zero_is_wf: `%%`(v_lanetype : lanetype, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule zero_is_wf0{v_lanetype : lanetype, ret_val : lane_}:
+    `%%`(v_lanetype, ret_val)
+    -- if (ret_val = $fun_zero(v_lanetype))
+    -- wf_lane_: `%%`(v_lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $bool(v_bool : bool) : nat
@@ -8080,8 +8621,7 @@ def $sat_s_(v_N : N, int : int) : int
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ineg_(v_N : N, v_iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ineg_{v_N : nat, i_1 : uN}(v_N, i_1) = `%`_iN((((((2 ^ v_N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ v_N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(v_N, `%`_uN((((((2 ^ v_N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ v_N) : nat <:> int)) : int <:> nat)))
+  def $ineg_{v_N : nat, i_1 : uN}(v_N, i_1) = mk_uN_iN((((((2 ^ v_N) : nat <:> int) - ($proj_uN_0(i_1).0 : nat <:> int)) \ ((2 ^ v_N) : nat <:> int)) : int <:> nat))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iabs_(v_N : N, v_iN : iN) : iN
@@ -8100,59 +8640,50 @@ def $ipopcnt_(v_N : N, v_iN : iN) : iN
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iextend_(v_N : N, v_M : M, v_sx : sx, v_iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $iextend_{v_N : nat, v_M : nat, i : uN}(v_N, v_M, U_sx, i) = `%`_iN(($proj_uN_0(i).0 \ (2 ^ v_M)))
-    -- wf_uN: `%%`(v_N, `%`_uN(($proj_uN_0(i).0 \ (2 ^ v_M))))
+  def $iextend_{v_N : nat, v_M : nat, i : uN}(v_N, v_M, U_sx, i) = mk_uN_iN(($proj_uN_0(i).0 \ (2 ^ v_M)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $iextend_{v_N : nat, v_M : nat, i : uN}(v_N, v_M, S_sx, i) = `%`_iN($inv_signed_(v_N, $signed_(v_M, ($proj_uN_0(i).0 \ (2 ^ v_M)))))
-    -- wf_uN: `%%`(v_N, `%`_uN($inv_signed_(v_N, $signed_(v_M, ($proj_uN_0(i).0 \ (2 ^ v_M))))))
+  def $iextend_{v_N : nat, v_M : nat, i : uN}(v_N, v_M, S_sx, i) = mk_uN_iN($inv_signed_(v_N, $signed_(v_M, ($proj_uN_0(i).0 \ (2 ^ v_M)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_(v_N : N, v_iN : iN, v_iN_0 : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $iadd_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ v_N)))
-    -- wf_uN: `%%`(v_N, `%`_uN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ v_N))))
+  def $iadd_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = mk_uN_iN((($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) \ (2 ^ v_N)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_(v_N : N, v_iN : iN, v_iN_0 : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $isub_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = `%`_iN(((((((2 ^ v_N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ v_N) : nat <:> int)) : int <:> nat))
-    -- wf_uN: `%%`(v_N, `%`_uN(((((((2 ^ v_N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ v_N) : nat <:> int)) : int <:> nat)))
+  def $isub_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = mk_uN_iN(((((((2 ^ v_N) + $proj_uN_0(i_1).0) : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)) \ ((2 ^ v_N) : nat <:> int)) : int <:> nat))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imul_(v_N : N, v_iN : iN, v_iN_0 : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $imul_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = `%`_iN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ v_N)))
-    -- wf_uN: `%%`(v_N, `%`_uN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ v_N))))
+  def $imul_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = mk_uN_iN((($proj_uN_0(i_1).0 * $proj_uN_0(i_2).0) \ (2 ^ v_N)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $idiv_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : iN?
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $idiv_{v_N : nat, i_1 : uN}(v_N, U_sx, i_1, `%`_iN(0)) = ?()
+  def $idiv_{v_N : nat, i_1 : uN}(v_N, U_sx, i_1, mk_uN_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $idiv_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = ?(`%`_iN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
-    -- wf_uN: `%%`(v_N, `%`_uN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
+  def $idiv_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = ?(mk_uN_iN(($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $idiv_{v_N : nat, i_1 : uN}(v_N, S_sx, i_1, `%`_iN(0)) = ?()
+  def $idiv_{v_N : nat, i_1 : uN}(v_N, S_sx, i_1, mk_uN_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $idiv_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = ?()
     -- if ((($signed_(v_N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(v_N, $proj_uN_0(i_2).0) : int <:> rat)) = ((2 ^ (((v_N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> rat))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $idiv_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(v_N, $truncz((($signed_(v_N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(v_N, $proj_uN_0(i_2).0) : int <:> rat))))))
-    -- wf_uN: `%%`(v_N, `%`_uN($inv_signed_(v_N, $truncz((($signed_(v_N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(v_N, $proj_uN_0(i_2).0) : int <:> rat))))))
+  def $idiv_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = ?(mk_uN_iN($inv_signed_(v_N, $truncz((($signed_(v_N, $proj_uN_0(i_1).0) : int <:> rat) / ($signed_(v_N, $proj_uN_0(i_2).0) : int <:> rat))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $irem_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : iN?
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $irem_{v_N : nat, i_1 : uN}(v_N, U_sx, i_1, `%`_iN(0)) = ?()
+  def $irem_{v_N : nat, i_1 : uN}(v_N, U_sx, i_1, mk_uN_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $irem_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = ?(`%`_iN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
-    -- wf_uN: `%%`(v_N, `%`_uN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
+  def $irem_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = ?(mk_uN_iN(((($proj_uN_0(i_1).0 : nat <:> int) - (($proj_uN_0(i_2).0 * ($truncz((($proj_uN_0(i_1).0 : nat <:> rat) / ($proj_uN_0(i_2).0 : nat <:> rat))) : int <:> nat)) : nat <:> int)) : int <:> nat)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $irem_{v_N : nat, i_1 : uN}(v_N, S_sx, i_1, `%`_iN(0)) = ?()
+  def $irem_{v_N : nat, i_1 : uN}(v_N, S_sx, i_1, mk_uN_iN(0)) = ?()
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $irem_{v_N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(v_N, S_sx, i_1, i_2) = ?(`%`_iN($inv_signed_(v_N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
+  def $irem_{v_N : nat, i_1 : uN, i_2 : uN, j_1 : int, j_2 : int}(v_N, S_sx, i_1, i_2) = ?(mk_uN_iN($inv_signed_(v_N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
     -- if ((j_1 = $signed_(v_N, $proj_uN_0(i_1).0)) /\ (j_2 = $signed_(v_N, $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(v_N, `%`_uN($inv_signed_(v_N, (j_1 - (j_2 * $truncz(((j_1 : int <:> rat) / (j_2 : int <:> rat))))))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $imin_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : iN
@@ -8179,20 +8710,16 @@ def $imax_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : iN
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iadd_sat_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $iadd_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = `%`_iN($sat_u_(v_N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int)))
-    -- wf_uN: `%%`(v_N, `%`_uN($sat_u_(v_N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int))))
+  def $iadd_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = mk_uN_iN($sat_u_(v_N, (($proj_uN_0(i_1).0 + $proj_uN_0(i_2).0) : nat <:> int)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $iadd_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(v_N, $sat_s_(v_N, ($signed_(v_N, $proj_uN_0(i_1).0) + $signed_(v_N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(v_N, `%`_uN($inv_signed_(v_N, $sat_s_(v_N, ($signed_(v_N, $proj_uN_0(i_1).0) + $signed_(v_N, $proj_uN_0(i_2).0))))))
+  def $iadd_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = mk_uN_iN($inv_signed_(v_N, $sat_s_(v_N, ($signed_(v_N, $proj_uN_0(i_1).0) + $signed_(v_N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $isub_sat_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $isub_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = `%`_iN($sat_u_(v_N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int))))
-    -- wf_uN: `%%`(v_N, `%`_uN($sat_u_(v_N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int)))))
+  def $isub_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = mk_uN_iN($sat_u_(v_N, (($proj_uN_0(i_1).0 : nat <:> int) - ($proj_uN_0(i_2).0 : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $isub_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = `%`_iN($inv_signed_(v_N, $sat_s_(v_N, ($signed_(v_N, $proj_uN_0(i_1).0) - $signed_(v_N, $proj_uN_0(i_2).0)))))
-    -- wf_uN: `%%`(v_N, `%`_uN($inv_signed_(v_N, $sat_s_(v_N, ($signed_(v_N, $proj_uN_0(i_1).0) - $signed_(v_N, $proj_uN_0(i_2).0))))))
+  def $isub_sat_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = mk_uN_iN($inv_signed_(v_N, $sat_s_(v_N, ($signed_(v_N, $proj_uN_0(i_1).0) - $signed_(v_N, $proj_uN_0(i_2).0)))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $iq15mulr_sat_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : iN
@@ -8242,117 +8769,278 @@ def $irelaxed_laneselect_(v_N : N, v_iN : iN, v_iN_0 : iN, v_iN_1 : iN) : iN*
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieqz_(v_N : N, v_iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ieqz_{v_N : nat, i_1 : uN}(v_N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 = 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 = 0))))
+  def $ieqz_{v_N : nat, i_1 : uN}(v_N, i_1) = mk_uN_u32($bool(($proj_uN_0(i_1).0 = 0)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $inez_(v_N : N, v_iN : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $inez_{v_N : nat, i_1 : uN}(v_N, i_1) = `%`_u32($bool(($proj_uN_0(i_1).0 =/= 0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 =/= 0))))
+  def $inez_{v_N : nat, i_1 : uN}(v_N, i_1) = mk_uN_u32($bool(($proj_uN_0(i_1).0 =/= 0)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ieq_(v_N : N, v_iN : iN, v_iN_0 : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ieq_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = `%`_u32($bool((i_1 = i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 = i_2))))
+  def $ieq_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = mk_uN_u32($bool((i_1 = i_2)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ine_(v_N : N, v_iN : iN, v_iN_0 : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ine_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = `%`_u32($bool((i_1 =/= i_2)))
-    -- wf_uN: `%%`(32, `%`_uN($bool((i_1 =/= i_2))))
+  def $ine_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, i_1, i_2) = mk_uN_u32($bool((i_1 =/= i_2)))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ilt_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ilt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0))))
+  def $ilt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = mk_uN_u32($bool(($proj_uN_0(i_1).0 < $proj_uN_0(i_2).0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ilt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) < $signed_(v_N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(v_N, $proj_uN_0(i_1).0) < $signed_(v_N, $proj_uN_0(i_2).0)))))
+  def $ilt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = mk_uN_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) < $signed_(v_N, $proj_uN_0(i_2).0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $igt_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $igt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0))))
+  def $igt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = mk_uN_u32($bool(($proj_uN_0(i_1).0 > $proj_uN_0(i_2).0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $igt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) > $signed_(v_N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(v_N, $proj_uN_0(i_1).0) > $signed_(v_N, $proj_uN_0(i_2).0)))))
+  def $igt_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = mk_uN_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) > $signed_(v_N, $proj_uN_0(i_2).0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ile_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ile_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0))))
+  def $ile_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = mk_uN_u32($bool(($proj_uN_0(i_1).0 <= $proj_uN_0(i_2).0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ile_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) <= $signed_(v_N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(v_N, $proj_uN_0(i_1).0) <= $signed_(v_N, $proj_uN_0(i_2).0)))))
+  def $ile_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = mk_uN_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) <= $signed_(v_N, $proj_uN_0(i_2).0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ige_(v_N : N, v_sx : sx, v_iN : iN, v_iN_0 : iN) : u32
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ige_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = `%`_u32($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0)))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0))))
+  def $ige_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, U_sx, i_1, i_2) = mk_uN_u32($bool(($proj_uN_0(i_1).0 >= $proj_uN_0(i_2).0)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $ige_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = `%`_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) >= $signed_(v_N, $proj_uN_0(i_2).0))))
-    -- wf_uN: `%%`(32, `%`_uN($bool(($signed_(v_N, $proj_uN_0(i_1).0) >= $signed_(v_N, $proj_uN_0(i_2).0)))))
+  def $ige_{v_N : nat, i_1 : uN, i_2 : uN}(v_N, S_sx, i_1, i_2) = mk_uN_u32($bool(($signed_(v_N, $proj_uN_0(i_1).0) >= $signed_(v_N, $proj_uN_0(i_2).0))))
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fabs_(v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fabs__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fabs__is_wf0{v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $fabs_(v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fneg_(v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fneg__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fneg__is_wf0{v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $fneg_(v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsqrt_(v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsqrt__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsqrt__is_wf0{v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $fsqrt_(v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fceil_(v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fceil__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fceil__is_wf0{v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $fceil_(v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ffloor_(v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ffloor__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ffloor__is_wf0{v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $ffloor_(v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $ftrunc_(v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation ftrunc__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule ftrunc__is_wf0{v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $ftrunc_(v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fnearest_(v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fnearest__is_wf: `%%%`(v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fnearest__is_wf0{v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%`(v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- if (ret_val = $fnearest_(v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fadd_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fadd__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fadd__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fadd_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fsub_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fsub__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fsub__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fsub_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmul_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmul__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmul__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fmul_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fdiv_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fdiv__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fdiv__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fdiv_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmin_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmin__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmin__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fmin_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fmax_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fmax__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fmax__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fmax_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmin_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmin__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmin__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fpmin_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fpmax_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fpmax__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fpmax__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fpmax_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_min_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_min__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_min__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $frelaxed_min_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_max_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_max__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_max__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $frelaxed_max_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fcopysign_(v_N : N, v_fN : fN, v_fN_0 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation fcopysign__is_wf: `%%%%`(v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule fcopysign__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, ret_val : fN*}:
+    `%%%%`(v_N, v_fN, fN_0, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- if (ret_val = $fcopysign_(v_N, v_fN, fN_0))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $feq_(v_N : N, v_fN : fN, v_fN_0 : fN) : u32
 
@@ -8374,9 +9062,31 @@ def $fge_(v_N : N, v_fN : fN, v_fN_0 : fN) : u32
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_madd_(v_N : N, v_fN : fN, v_fN_0 : fN, v_fN_1 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_madd__is_wf: `%%%%%`(v_N : N, v_fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_madd__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(v_N, v_fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- wf_fN: `%%`(v_N, fN_1)
+    -- if (ret_val = $frelaxed_madd_(v_N, v_fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $frelaxed_nmadd_(v_N : N, v_fN : fN, v_fN_0 : fN, v_fN_1 : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation frelaxed_nmadd__is_wf: `%%%%%`(v_N : N, v_fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule frelaxed_nmadd__is_wf0{v_N : N, v_fN : fN, fN_0 : fN, fN_1 : fN, ret_val : fN*}:
+    `%%%%%`(v_N, v_fN, fN_0, fN_1, ret_val)
+    -- wf_fN: `%%`(v_N, v_fN)
+    -- wf_fN: `%%`(v_N, fN_0)
+    -- wf_fN: `%%`(v_N, fN_1)
+    -- if (ret_val = $frelaxed_nmadd_(v_N, v_fN, fN_0, fN_1))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $wrap__(v_M : M, v_N : N, v_iN : iN) : iN
 
@@ -8395,38 +9105,77 @@ def $relaxed_trunc__(v_M : M, v_N : N, v_sx : sx, v_fN : fN) : iN?
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $demote__(v_M : M, v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation demote___is_wf: `%%%%`(v_M : M, v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule demote___is_wf0{v_M : M, v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%%`(v_M, v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_M, v_fN)
+    -- if (ret_val = $demote__(v_M, v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $promote__(v_M : M, v_N : N, v_fN : fN) : fN*
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation promote___is_wf: `%%%%`(v_M : M, v_N : N, v_fN : fN, ret_val : fN*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule promote___is_wf0{v_M : M, v_N : N, v_fN : fN, ret_val : fN*}:
+    `%%%%`(v_M, v_N, v_fN, ret_val)
+    -- wf_fN: `%%`(v_M, v_fN)
+    -- if (ret_val = $promote__(v_M, v_N, v_fN))
+    -- (wf_fN: `%%`(v_N, ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $convert__(v_M : M, v_N : N, v_sx : sx, v_iN : iN) : fN
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation convert___is_wf: `%%%%%`(v_M : M, v_N : N, v_sx : sx, v_iN : iN, ret_val : fN)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule convert___is_wf0{v_M : M, v_N : N, v_sx : sx, v_iN : iN, ret_val : fN}:
+    `%%%%%`(v_M, v_N, v_sx, v_iN, ret_val)
+    -- wf_uN: `%%`(v_M, v_iN)
+    -- if (ret_val = $convert__(v_M, v_N, v_sx, v_iN))
+    -- wf_fN: `%%`(v_N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $narrow__(v_M : M, v_N : N, v_sx : sx, v_iN : iN) : iN
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $reinterpret__(numtype_1 : numtype, numtype_2 : numtype, v_num_ : num_) : num_
 
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation reinterpret___is_wf: `%%%%`(numtype_1 : numtype, numtype_2 : numtype, v_num_ : num_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule reinterpret___is_wf0{numtype_1 : numtype, numtype_2 : numtype, v_num_ : num_, ret_val : num_}:
+    `%%%%`(numtype_1, numtype_2, v_num_, ret_val)
+    -- wf_num_: `%%`(numtype_1, v_num_)
+    -- if (ret_val = $reinterpret__(numtype_1, numtype_2, v_num_))
+    -- wf_num_: `%%`(numtype_2, ret_val)
+
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lpacknum_(v_lanetype : lanetype, v_num_ : num_) : lane_
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I32_lanetype, c) = mk_lane__0_lane_(I32_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(I32_numtype), mk_lane__0_lane_(I32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(I64_lanetype, c) = mk_lane__0_lane_(I64_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(I64_numtype), mk_lane__0_lane_(I64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F32_lanetype, c) = mk_lane__0_lane_(F32_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(F32_numtype), mk_lane__0_lane_(F32_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : num_}(F64_lanetype, c) = mk_lane__0_lane_(F64_numtype, c)
-    -- wf_lane_: `%%`($lanetype_numtype(F64_numtype), mk_lane__0_lane_(F64_numtype, c))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I8_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c))
-    -- wf_lane_: `%%`($lanetype_packtype(I8_packtype), mk_lane__1_lane_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lpacknum_{c : uN}(I16_lanetype, mk_num__0_num_(I32_Inn, c)) = mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c))
-    -- wf_lane_: `%%`($lanetype_packtype(I16_packtype), mk_lane__1_lane_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lpacknum__is_wf: `%%%`(v_lanetype : lanetype, v_num_ : num_, ret_val : lane_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lpacknum__is_wf0{v_lanetype : lanetype, v_num_ : num_, ret_val : lane_}:
+    `%%%`(v_lanetype, v_num_, ret_val)
+    -- wf_num_: `%%`($lunpack(v_lanetype), v_num_)
+    -- if (ret_val = $lpacknum_(v_lanetype, v_num_))
+    -- wf_lane_: `%%`(v_lanetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cpacknum_(v_storagetype : storagetype, v_lit_ : lit_) : lit_
@@ -8442,10 +9191,19 @@ def $cpacknum_(v_storagetype : storagetype, v_lit_ : lit_) : lit_
   def $cpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I8_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c))
-    -- wf_lit_: `%%`($storagetype_packtype(I8_packtype), mk_lit__2_lit_(I8_packtype, $wrap__($size($lunpack($lanetype_packtype(I8_packtype))), $psize(I8_packtype), c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cpacknum_{c : uN}(I16_storagetype, mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, c))) = mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c))
-    -- wf_lit_: `%%`($storagetype_packtype(I16_packtype), mk_lit__2_lit_(I16_packtype, $wrap__($size($lunpack($lanetype_packtype(I16_packtype))), $psize(I16_packtype), c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cpacknum__is_wf: `%%%`(v_storagetype : storagetype, v_lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cpacknum__is_wf0{v_storagetype : storagetype, v_lit_ : lit_, ret_val : lit_}:
+    `%%%`(v_storagetype, v_lit_, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- if ($cunpack(v_storagetype) =/= ?())
+    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack(v_storagetype))), v_lit_)
+    -- if (ret_val = $cpacknum_(v_storagetype, v_lit_))
+    -- wf_lit_: `%%`(v_storagetype, ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $lunpacknum_(v_lanetype : lanetype, v_lane_ : lane_) : num_
@@ -8459,10 +9217,17 @@ def $lunpacknum_(v_lanetype : lanetype, v_lane_ : lane_) : num_
   def $lunpacknum_{c : num_}(F64_lanetype, mk_lane__0_lane_(F64_numtype, c)) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I8_lanetype, mk_lane__1_lane_(I8_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack($lanetype_packtype(I8_packtype)), mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $lunpacknum_{c : uN}(I16_lanetype, mk_lane__1_lane_(I16_packtype, c)) = mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c))
-    -- wf_num_: `%%`($lunpack($lanetype_packtype(I16_packtype)), mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c)))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation lunpacknum__is_wf: `%%%`(v_lanetype : lanetype, v_lane_ : lane_, ret_val : num_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule lunpacknum__is_wf0{v_lanetype : lanetype, v_lane_ : lane_, ret_val : num_}:
+    `%%%`(v_lanetype, v_lane_, ret_val)
+    -- wf_lane_: `%%`(v_lanetype, v_lane_)
+    -- if (ret_val = $lunpacknum_(v_lanetype, v_lane_))
+    -- wf_num_: `%%`($lunpack(v_lanetype), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $cunpacknum_(v_storagetype : storagetype, v_lit_ : lit_) : lit_
@@ -8478,196 +9243,166 @@ def $cunpacknum_(v_storagetype : storagetype, v_lit_ : lit_) : lit_
   def $cunpacknum_{c : lit_}(V128_storagetype, c) = c
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I8_storagetype, mk_lit__2_lit_(I8_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c)))
-    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack($storagetype_packtype(I8_packtype)))), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), $size($lunpack($lanetype_packtype(I8_packtype))), U_sx, c))))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $cunpacknum_{c : uN}(I16_storagetype, mk_lit__2_lit_(I16_packtype, c)) = mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c)))
-    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack($storagetype_packtype(I16_packtype)))), mk_lit__0_lit_(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), $size($lunpack($lanetype_packtype(I16_packtype))), U_sx, c))))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cunpacknum__is_wf: `%%%`(v_storagetype : storagetype, v_lit_ : lit_, ret_val : lit_)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cunpacknum__is_wf0{v_storagetype : storagetype, v_lit_ : lit_, ret_val : lit_}:
+    `%%%`(v_storagetype, v_lit_, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- wf_lit_: `%%`(v_storagetype, v_lit_)
+    -- if (ret_val = $cunpacknum_(v_storagetype, v_lit_))
+    -- if ($cunpack(v_storagetype) =/= ?())
+    -- wf_lit_: `%%`($storagetype_consttype(!($cunpack(v_storagetype))), ret_val)
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fun_unop_(v_numtype : numtype, v_unop_ : unop_, v_num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CLZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iclz_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iclz_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CLZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iclz_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iclz_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, CTZ_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ictz_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ictz_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, CTZ_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ictz_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ictz_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_unop_{i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, POPCNT_unop_Inn), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn($numtype_addrtype(I32_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ipopcnt_($sizenn($numtype_addrtype(I32_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_unop_{i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, POPCNT_unop_Inn), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn($numtype_addrtype(I64_Inn)), i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ipopcnt_($sizenn($numtype_addrtype(I64_Inn)), i)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{v_M : nat, i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(v_M))), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iextend_($sizenn($numtype_addrtype(I32_Inn)), v_M, S_sx, i))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iextend_($sizenn($numtype_addrtype(I32_Inn)), v_M, S_sx, i)))
+  def $fun_unop_{v_M : nat, i : uN}(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(mk_sz_sz(v_M))), mk_num__0_num_(I32_Inn, i)) = [mk_num__0_num_(I32_Inn, $iextend_($sizenn($numtype_addrtype(I32_Inn)), v_M, S_sx, i))]
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  def $fun_unop_{v_M : nat, i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(mk_sz_sz(v_M))), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iextend_($sizenn($numtype_addrtype(I64_Inn)), v_M, S_sx, i))]
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{v_M : nat, i : uN}(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(v_M))), mk_num__0_num_(I64_Inn, i)) = [mk_num__0_num_(I64_Inn, $iextend_($sizenn($numtype_addrtype(I64_Inn)), v_M, S_sx, i))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iextend_($sizenn($numtype_addrtype(I64_Inn)), v_M, S_sx, i)))
+  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0_1)*{iter_0_1 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#2)*{iter_0#2 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#1)))*{iter_0#1 <- $fabs_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0_2)*{iter_0_2 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, ABS_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#4)*{iter_0#4 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#3)))*{iter_0#3 <- $fabs_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0_3)*{iter_0_3 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEG_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#6)*{iter_0#6 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#5)))*{iter_0#5 <- $fneg_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0_4)*{iter_0_4 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEG_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#8)*{iter_0#8 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#7)))*{iter_0#7 <- $fneg_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0_5)*{iter_0_5 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#10)*{iter_0#10 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#9)))*{iter_0#9 <- $fsqrt_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0_6)*{iter_0_6 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, SQRT_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#12)*{iter_0#12 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#11)))*{iter_0#11 <- $fsqrt_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0_7)*{iter_0_7 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#14)*{iter_0#14 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#13)))*{iter_0#13 <- $fceil_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0_8)*{iter_0_8 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, CEIL_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#16)*{iter_0#16 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#15)))*{iter_0#15 <- $fceil_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0_9)*{iter_0_9 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#18)*{iter_0#18 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#17)))*{iter_0#17 <- $ffloor_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0_10)*{iter_0_10 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, FLOOR_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#20)*{iter_0#20 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#19)))*{iter_0#19 <- $ffloor_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0_11)*{iter_0_11 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#22)*{iter_0#22 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#21)))*{iter_0#21 <- $ftrunc_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0_12)*{iter_0_12 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, TRUNC_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#24)*{iter_0#24 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#23)))*{iter_0#23 <- $ftrunc_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0_13)*{iter_0_13 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F32_numtype, mk_unop__1_unop_(F32_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F32_Fnn, f)) = mk_num__1_num_(F32_Fnn, iter_0#26)*{iter_0#26 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#25)))*{iter_0#25 <- $fnearest_($sizenn($numtype_Fnn(F32_Fnn)), f)}
+  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0_14)*{iter_0_14 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation unop__is_wf: `%%%%`(v_numtype : numtype, v_unop_ : unop_, v_num_ : num_, ret_val : num_*)
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_unop_{f : fN}(F64_numtype, mk_unop__1_unop_(F64_Fnn, NEAREST_unop_Fnn), mk_num__1_num_(F64_Fnn, f)) = mk_num__1_num_(F64_Fnn, iter_0#28)*{iter_0#28 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#27)))*{iter_0#27 <- $fnearest_($sizenn($numtype_Fnn(F64_Fnn)), f)}
+  rule unop__is_wf0{v_numtype : numtype, v_unop_ : unop_, v_num_ : num_, ret_val : num_*}:
+    `%%%%`(v_numtype, v_unop_, v_num_, ret_val)
+    -- wf_unop_: `%%`(v_numtype, v_unop_)
+    -- wf_num_: `%%`(v_numtype, v_num_)
+    -- if (ret_val = $fun_unop_(v_numtype, v_unop_, v_num_))
+    -- (wf_num_: `%%`(v_numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fun_binop_(v_numtype : numtype, v_binop_ : binop_, v_num_ : num_, v_num__0 : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iadd_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iadd_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ADD_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iadd_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iadd_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SUB_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $isub_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $isub_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SUB_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $isub_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $isub_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, MUL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $imul_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $imul_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, MUL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $imul_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $imul_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(v_sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#30)*{iter_0#30 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#29)))*{iter_0#29 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, i_2))}
+  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, DIV_binop_Inn(v_sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0_15)*{iter_0_15 <- lift($idiv_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(v_sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#32)*{iter_0#32 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#31)))*{iter_0#31 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, i_2))}
+  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, DIV_binop_Inn(v_sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0_16)*{iter_0_16 <- lift($idiv_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(v_sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0#34)*{iter_0#34 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#33)))*{iter_0#33 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, i_2))}
+  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, REM_binop_Inn(v_sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = mk_num__0_num_(I32_Inn, iter_0_17)*{iter_0_17 <- lift($irem_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(v_sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0#36)*{iter_0#36 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, i_2))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#35)))*{iter_0#35 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, i_2))}
+  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, REM_binop_Inn(v_sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = mk_num__0_num_(I64_Inn, iter_0_18)*{iter_0_18 <- lift($irem_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, i_2))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, AND_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $iand_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $iand_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, AND_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $iand_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $iand_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, OR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ior_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ior_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, OR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ior_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ior_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, XOR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ixor_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ixor_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, XOR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ixor_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ixor_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishl_($sizenn($numtype_addrtype(I32_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ishl_($sizenn($numtype_addrtype(I32_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0))))
+  def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishl_($sizenn($numtype_addrtype(I32_Inn)), i_1, mk_uN_u32($proj_uN_0(i_2).0)))]
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishl_($sizenn($numtype_addrtype(I64_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ishl_($sizenn($numtype_addrtype(I64_Inn)), i_1, `%`_u32($proj_uN_0(i_2).0))))
+  def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishl_($sizenn($numtype_addrtype(I64_Inn)), i_1, mk_uN_u32($proj_uN_0(i_2).0)))]
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHR_binop_Inn(v_sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishr_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $ishr_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
+  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, SHR_binop_Inn(v_sx)), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $ishr_($sizenn($numtype_addrtype(I32_Inn)), v_sx, i_1, mk_uN_u32($proj_uN_0(i_2).0)))]
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHR_binop_Inn(v_sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishr_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, `%`_u32($proj_uN_0(i_2).0)))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $ishr_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, `%`_u32($proj_uN_0(i_2).0))))
+  def $fun_binop_{v_sx : sx, i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, SHR_binop_Inn(v_sx)), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $ishr_($sizenn($numtype_addrtype(I64_Inn)), v_sx, i_1, mk_uN_u32($proj_uN_0(i_2).0)))]
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTL_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotl_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $irotl_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTL_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotl_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $irotl_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I32_numtype, mk_binop__0_binop_(I32_Inn, ROTR_binop_Inn), mk_num__0_num_(I32_Inn, i_1), mk_num__0_num_(I32_Inn, i_2)) = [mk_num__0_num_(I32_Inn, $irotr_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $irotr_($sizenn($numtype_addrtype(I32_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_binop_{i_1 : uN, i_2 : uN}(I64_numtype, mk_binop__0_binop_(I64_Inn, ROTR_binop_Inn), mk_num__0_num_(I64_Inn, i_1), mk_num__0_num_(I64_Inn, i_2)) = [mk_num__0_num_(I64_Inn, $irotr_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $irotr_($sizenn($numtype_addrtype(I64_Inn)), i_1, i_2)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#38)*{iter_0#38 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#37)))*{iter_0#37 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, ADD_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0_19)*{iter_0_19 <- $fadd_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0_20)*{iter_0_20 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#40)*{iter_0#40 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#39)))*{iter_0#39 <- $fadd_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0_21)*{iter_0_21 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, SUB_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#42)*{iter_0#42 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#41)))*{iter_0#41 <- $fsub_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0_22)*{iter_0_22 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, SUB_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#44)*{iter_0#44 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#43)))*{iter_0#43 <- $fsub_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0_23)*{iter_0_23 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MUL_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#46)*{iter_0#46 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#45)))*{iter_0#45 <- $fmul_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0_24)*{iter_0_24 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#48)*{iter_0#48 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#47)))*{iter_0#47 <- $fmul_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0_25)*{iter_0_25 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, DIV_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#50)*{iter_0#50 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#49)))*{iter_0#49 <- $fdiv_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0_26)*{iter_0_26 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, DIV_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#52)*{iter_0#52 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#51)))*{iter_0#51 <- $fdiv_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0_27)*{iter_0_27 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MIN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#54)*{iter_0#54 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#53)))*{iter_0#53 <- $fmin_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0_28)*{iter_0_28 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MIN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#56)*{iter_0#56 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#55)))*{iter_0#55 <- $fmin_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0_29)*{iter_0_29 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, MAX_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#58)*{iter_0#58 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#57)))*{iter_0#57 <- $fmax_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0_30)*{iter_0_30 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, MAX_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#60)*{iter_0#60 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#59)))*{iter_0#59 <- $fmax_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0_31)*{iter_0_31 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F32_numtype, mk_binop__1_binop_(F32_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F32_Fnn, f_1), mk_num__1_num_(F32_Fnn, f_2)) = mk_num__1_num_(F32_Fnn, iter_0#62)*{iter_0#62 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#61)))*{iter_0#61 <- $fcopysign_($sizenn($numtype_Fnn(F32_Fnn)), f_1, f_2)}
+  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0_32)*{iter_0_32 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation binop__is_wf: `%%%%%`(v_numtype : numtype, v_binop_ : binop_, v_num_ : num_, num__0 : num_, ret_val : num_*)
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_binop_{f_1 : fN, f_2 : fN}(F64_numtype, mk_binop__1_binop_(F64_Fnn, COPYSIGN_binop_Fnn), mk_num__1_num_(F64_Fnn, f_1), mk_num__1_num_(F64_Fnn, f_2)) = mk_num__1_num_(F64_Fnn, iter_0#64)*{iter_0#64 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#63)))*{iter_0#63 <- $fcopysign_($sizenn($numtype_Fnn(F64_Fnn)), f_1, f_2)}
+  rule binop__is_wf0{v_numtype : numtype, v_binop_ : binop_, v_num_ : num_, num__0 : num_, ret_val : num_*}:
+    `%%%%%`(v_numtype, v_binop_, v_num_, num__0, ret_val)
+    -- wf_binop_: `%%`(v_numtype, v_binop_)
+    -- wf_num_: `%%`(v_numtype, v_num_)
+    -- wf_num_: `%%`(v_numtype, num__0)
+    -- if (ret_val = $fun_binop_(v_numtype, v_binop_, v_num_, num__0))
+    -- (wf_num_: `%%`(v_numtype, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
 def $fun_testop_(v_numtype : numtype, v_testop_ : testop_, v_num_ : num_) : u32
@@ -8731,324 +9466,308 @@ def $fun_relop_(v_numtype : numtype, v_relop_ : relop_, v_num_ : num_, v_num__0
 def $fun_cvtop__(numtype_1 : numtype, numtype_2 : numtype, v_cvtop__ : cvtop__, v_num_ : num_) : num_*
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(v_sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, EXTEND_cvtop__Inn_1_Inn_2(v_sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(v_sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, EXTEND_cvtop__Inn_1_Inn_2(v_sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $extend__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I32_numtype, I32_numtype, mk_cvtop___0_cvtop__(I32_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I64_numtype, I32_numtype, mk_cvtop___0_cvtop__(I64_Inn, I32_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I32_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I32_numtype, I64_numtype, mk_cvtop___0_cvtop__(I32_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I64_numtype, I64_numtype, mk_cvtop___0_cvtop__(I64_Inn, I64_Inn, WRAP_cvtop__Inn_1_Inn_2), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1))]
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, $wrap__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_addrtype(I64_Inn)), i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#66)*{iter_0#66 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#65)))*{iter_0#65 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0_33)*{iter_0_33 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#68)*{iter_0#68 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#67)))*{iter_0#67 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0_34)*{iter_0_34 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#70)*{iter_0#70 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#69)))*{iter_0#69 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0_35)*{iter_0_35 <- lift($trunc__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#72)*{iter_0#72 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#71)))*{iter_0#71 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0_36)*{iter_0_36 <- lift($trunc__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#74)*{iter_0#74 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#73)))*{iter_0#73 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0_37)*{iter_0_37 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0#76)*{iter_0#76 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, iter_0#75)))*{iter_0#75 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I32_Inn, iter_0_38)*{iter_0_38 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I32_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#78)*{iter_0#78 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#77)))*{iter_0#77 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0_39)*{iter_0_39 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0#80)*{iter_0#80 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
-    -- (wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, iter_0#79)))*{iter_0#79 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
+  def $fun_cvtop__{v_sx : sx, f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(v_sx)), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__0_num_(I64_Inn, iter_0_40)*{iter_0_40 <- lift($trunc_sat__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_addrtype(I64_Inn)), v_sx, f_1))}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(v_sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(v_sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F32_Fnn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(v_sx)), mk_num__0_num_(I32_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I32_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{v_sx : sx, i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, CONVERT_cvtop__Inn_1_Fnn_2(v_sx)), mk_num__0_num_(I64_Inn, i_1)) = [mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), v_sx, i_1))]
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, $convert__($sizenn1($numtype_addrtype(I64_Inn)), $sizenn2($numtype_Fnn(F64_Fnn)), v_sx, i_1)))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#82)*{iter_0#82 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#81)))*{iter_0#81 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0_41)*{iter_0_41 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#84)*{iter_0#84 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#83)))*{iter_0#83 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0_42)*{iter_0_42 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#86)*{iter_0#86 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#85)))*{iter_0#85 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0_43)*{iter_0_43 <- $promote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#88)*{iter_0#88 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#87)))*{iter_0#87 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, PROMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0_44)*{iter_0_44 <- $promote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#90)*{iter_0#90 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#89)))*{iter_0#89 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F32_numtype, F32_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0_45)*{iter_0_45 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0#92)*{iter_0#92 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#91)))*{iter_0#91 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F64_numtype, F32_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F32_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F32_Fnn, iter_0_46)*{iter_0_46 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F32_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#94)*{iter_0#94 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#93)))*{iter_0#93 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F32_numtype, F64_numtype, mk_cvtop___3_cvtop__(F32_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F32_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0_47)*{iter_0_47 <- $demote__($sizenn1($numtype_Fnn(F32_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
-  def $fun_cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0#96)*{iter_0#96 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
-    -- (wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#95)))*{iter_0#95 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
+  def $fun_cvtop__{f_1 : fN}(F64_numtype, F64_numtype, mk_cvtop___3_cvtop__(F64_Fnn, F64_Fnn, DEMOTE_cvtop__Fnn_1_Fnn_2), mk_num__1_num_(F64_Fnn, f_1)) = mk_num__1_num_(F64_Fnn, iter_0_48)*{iter_0_48 <- $demote__($sizenn1($numtype_Fnn(F64_Fnn)), $sizenn2($numtype_Fnn(F64_Fnn)), f_1)}
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I32_numtype, F32_numtype, mk_cvtop___1_cvtop__(I32_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I32_Inn), $numtype_Fnn(F32_Fnn), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size($numtype_addrtype(I32_Inn)) = $size($numtype_Fnn(F32_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I64_numtype, F32_numtype, mk_cvtop___1_cvtop__(I64_Inn, F32_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I64_Inn), $numtype_Fnn(F32_Fnn), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size($numtype_addrtype(I64_Inn)) = $size($numtype_Fnn(F32_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I32_numtype, F64_numtype, mk_cvtop___1_cvtop__(I32_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I32_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I32_Inn), $numtype_Fnn(F64_Fnn), mk_num__0_num_(I32_Inn, i_1))]
     -- if ($size($numtype_addrtype(I32_Inn)) = $size($numtype_Fnn(F64_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{i_1 : uN}(I64_numtype, F64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2), mk_num__0_num_(I64_Inn, i_1)) = [$reinterpret__($numtype_addrtype(I64_Inn), $numtype_Fnn(F64_Fnn), mk_num__0_num_(I64_Inn, i_1))]
     -- if ($size($numtype_addrtype(I64_Inn)) = $size($numtype_Fnn(F64_Fnn)))
-    -- wf_num_: `%%`($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, i_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{f_1 : fN}(F32_numtype, I32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F32_Fnn), $numtype_addrtype(I32_Inn), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F32_Fnn)) = $size($numtype_addrtype(I32_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{f_1 : fN}(F64_numtype, I32_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F64_Fnn), $numtype_addrtype(I32_Inn), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F64_Fnn)) = $size($numtype_addrtype(I32_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{f_1 : fN}(F32_numtype, I64_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F32_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F32_Fnn), $numtype_addrtype(I64_Inn), mk_num__1_num_(F32_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F32_Fnn)) = $size($numtype_addrtype(I64_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, f_1))
   ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
   def $fun_cvtop__{f_1 : fN}(F64_numtype, I64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, REINTERPRET_cvtop__Fnn_1_Inn_2), mk_num__1_num_(F64_Fnn, f_1)) = [$reinterpret__($numtype_Fnn(F64_Fnn), $numtype_addrtype(I64_Inn), mk_num__1_num_(F64_Fnn, f_1))]
     -- if ($size($numtype_Fnn(F64_Fnn)) = $size($numtype_addrtype(I64_Inn)))
-    -- wf_num_: `%%`($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, f_1))
+
+;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+relation cvtop___is_wf: `%%%%%`(numtype_1 : numtype, numtype_2 : numtype, v_cvtop__ : cvtop__, v_num_ : num_, ret_val : num_*)
+  ;; ../../../../specification/wasm-3.0/3.1-numerics.scalar.spectec
+  rule cvtop___is_wf0{numtype_1 : numtype, numtype_2 : numtype, v_cvtop__ : cvtop__, v_num_ : num_, ret_val : num_*}:
+    `%%%%%`(numtype_1, numtype_2, v_cvtop__, v_num_, ret_val)
+    -- wf_cvtop__: `%%%`(numtype_1, numtype_2, v_cvtop__)
+    -- wf_num_: `%%`(numtype_1, v_num_)
+    -- if (ret_val = $fun_cvtop__(numtype_1, numtype_2, v_cvtop__, v_num_))
+    -- (wf_num_: `%%`(numtype_2, ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lanes_(v_shape : shape, v_vec_ : vec_) : lane_*
 
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lanes__is_wf: `%%%`(v_shape : shape, v_vec_ : vec_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lanes__is_wf0{v_shape : shape, v_vec_ : vec_, ret_val : lane_*}:
+    `%%%`(v_shape, v_vec_, ret_val)
+    -- wf_shape: `%`(v_shape)
+    -- wf_uN: `%%`(128, v_vec_)
+    -- if (ret_val = $lanes_(v_shape, v_vec_))
+    -- (wf_lane_: `%%`($fun_lanetype(v_shape), ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $inv_lanes_(v_shape : shape, var_0 : lane_*) : vec_
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $zeroop(shape_1 : shape, shape_2 : shape, v_vcvtop__ : vcvtop__) : zero?
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
+  def $zeroop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = zero_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
+  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
+  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
+  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
+  def $zeroop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?(v_zero)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
+  def $zeroop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?()
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $halfop(shape_1 : shape, shape_2 : shape, v_vcvtop__ : vcvtop__) : half?
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
+  def $halfop{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx))) = ?(v_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
+  def $halfop{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx))) = half_opt
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I8_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I16_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
+  def $halfop{M_1 : nat, M_2 : nat, v_zero : zero}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(v_zero))) = ?()
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
+  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
+  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
+  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
+  def $halfop{M_1 : nat, M_2 : nat}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2)) = ?(LOW_half)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_half(v_half : half, nat : nat, nat_0 : nat) : nat
@@ -9060,460 +9779,584 @@ def $fun_half(v_half : half, nat : nat, nat_0 : nat) : nat
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $iswizzle_lane_(v_N : N, var_0 : iN*, v_iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $iswizzle_lane_{v_N : nat, c_lst : iN*, i : uN}(v_N, c_lst, i) = (if ($proj_uN_0(i).0 < |c_lst|) then c_lst[$proj_uN_0(i).0] else `%`_iN(0))
-    -- wf_uN: `%%`(v_N, `%`_uN(0))
+  def $iswizzle_lane_{v_N : nat, c_lst : iN*, i : uN}(v_N, c_lst, i) = (if ($proj_uN_0(i).0 < |c_lst|) then c_lst[$proj_uN_0(i).0] else mk_uN_iN(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $irelaxed_swizzle_lane_(v_N : N, var_0 : iN*, v_iN : iN) : iN
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $irelaxed_swizzle_lane_{v_N : nat, c_lst : iN*, i : uN}(v_N, c_lst, i) = (if ($proj_uN_0(i).0 < |c_lst|) then c_lst[$proj_uN_0(i).0] else (if ($signed_(v_N, $proj_uN_0(i).0) < (0 : nat <:> int)) then `%`_iN(0) else $fun_relaxed2($R_swizzle, syntax iN, `%`_iN(0), c_lst[($proj_uN_0(i).0 \ |c_lst|)])))
-    -- wf_uN: `%%`(v_N, `%`_uN(0))
+  def $irelaxed_swizzle_lane_{v_N : nat, c_lst : iN*, i : uN}(v_N, c_lst, i) = (if ($proj_uN_0(i).0 < |c_lst|) then c_lst[$proj_uN_0(i).0] else (if ($signed_(v_N, $proj_uN_0(i).0) < (0 : nat <:> int)) then mk_uN_iN(0) else $fun_relaxed2($R_swizzle, syntax iN, mk_uN_iN(0), c_lst[($proj_uN_0(i).0 \ |c_lst|)])))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivunop_(v_shape : shape, def $f_(v_N : N, v_iN : iN) : iN, v_vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#5)*{c#5 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#2)))*{c_1#2 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#4)))*{c#4 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#8)*{c#8 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#4)))*{c_1#4 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#7)))*{c#7 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#11)*{c#11 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#6)))*{c_1#6 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#10)))*{c#10 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#14)*{c#14 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#8)))*{c_1#8 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#13)))*{c#13 <- c_lst}
+  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_4)*{c_4 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_2)))*{c_1_2 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_5))*{iter_5 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_3)))))*{c_1_3 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_6)*{c_6 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_5)))*{c_1_5 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_6))*{iter_6 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_6)))))*{c_1_6 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_8)*{c_8 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_8)))*{c_1_8 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_7))*{iter_7 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_9)))))*{c_1_9 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivunop_{v_M : nat, def $f_(v_N : N, v_iN : iN) : iN, v_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_1) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_10)*{c_10 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_11)))*{c_1_11 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_8))*{iter_8 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_12)))))*{c_1_12 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvunop_(v_shape : shape, def $f_(v_N : N, v_fN : fN) : fN*, v_vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{v_M : nat, def $f_(v_N : N, v_fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), c_lst#2)*{c_lst#2 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#97))*{iter_0#97 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#10)))))}*{c_1#10 <- c_1_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#98))))*{iter_0#98 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#11)))))}*{c_1#11 <- c_1_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvunop_{v_M : nat, def $f_(v_N : N, v_fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), c_lst#4)*{c_lst#4 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#99))*{iter_0#99 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#13)))))}*{c_1#13 <- c_1_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#100))))*{iter_0#100 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#14)))))}*{c_1#14 <- c_1_lst}
+  def $fvunop_{v_M : nat, def $f_(v_N : N, v_fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), c_lst_2)*{c_lst_2 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_49))*{iter_0_49 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_14)))))}*{c_1_14 <- c_1_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_9))*{iter_9 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter_11))*{iter_11 <- iter_10}*{iter_10 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_50))*{iter_0_50 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_15)))))}*{c_1_15 <- c_1_lst})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter_12))*{iter_12 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_16)))))}*{c_1_16 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_51))))*{iter_0_51 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_17)))))}*{c_1_17 <- c_1_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fvunop_{v_M : nat, def $f_(v_N : N, v_fN : fN) : fN*, v_1 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), def $f_, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), c_lst_4)*{c_lst_4 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_52))*{iter_0_52 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_19)))))}*{c_1_19 <- c_1_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_13))*{iter_13 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter_15))*{iter_15 <- iter_14}*{iter_14 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_53))*{iter_0_53 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_20)))))}*{c_1_20 <- c_1_lst})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter_16))*{iter_16 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_21)))))}*{c_1_21 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_54))))*{iter_0_54 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_22)))))}*{c_1_22 <- c_1_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinop_(v_shape : shape, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_vec_ : vec_, v_vec__0 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#21)*{c#21 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#16)), !($proj_lane__2(c_2#2)))*{c_1#16 <- c_1_lst, c_2#2 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#20)))*{c#20 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#24)*{c#24 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#18)), !($proj_lane__2(c_2#4)))*{c_1#18 <- c_1_lst, c_2#4 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#23)))*{c#23 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#27)*{c#27 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#20)), !($proj_lane__2(c_2#6)))*{c_1#20 <- c_1_lst, c_2#6 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#26)))*{c#26 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#30)*{c#30 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#22)), !($proj_lane__2(c_2#8)))*{c_1#22 <- c_1_lst, c_2#8 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#29)))*{c#29 <- c_lst}
+  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_16)*{c_16 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_24)), !($proj_lane__2(c_2_2)))*{c_1_24 <- c_1_lst, c_2_2 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_17))*{iter_17 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_18))*{iter_18 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_25)), !($proj_lane__2(c_2_3)))))*{c_1_25 <- c_1_lst, c_2_3 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_18)*{c_18 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_27)), !($proj_lane__2(c_2_5)))*{c_1_27 <- c_1_lst, c_2_5 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_19))*{iter_19 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_20))*{iter_20 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_28)), !($proj_lane__2(c_2_6)))))*{c_1_28 <- c_1_lst, c_2_6 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_20)*{c_20 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_30)), !($proj_lane__2(c_2_8)))*{c_1_30 <- c_1_lst, c_2_8 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_21))*{iter_21 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_22))*{iter_22 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_31)), !($proj_lane__2(c_2_9)))))*{c_1_31 <- c_1_lst, c_2_9 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_22)*{c_22 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_33)), !($proj_lane__2(c_2_11)))*{c_1_33 <- c_1_lst, c_2_11 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_23))*{iter_23 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_24))*{iter_24 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_34)), !($proj_lane__2(c_2_12)))))*{c_1_34 <- c_1_lst, c_2_12 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsx_(v_shape : shape, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_vec_ : vec_, v_vec__0 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#33)*{c#33 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#24)), !($proj_lane__2(c_2#10)))*{c_1#24 <- c_1_lst, c_2#10 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#32)))*{c#32 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#36)*{c#36 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#26)), !($proj_lane__2(c_2#12)))*{c_1#26 <- c_1_lst, c_2#12 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#35)))*{c#35 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#39)*{c#39 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#28)), !($proj_lane__2(c_2#14)))*{c_1#28 <- c_1_lst, c_2#14 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#38)))*{c#38 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#42)*{c#42 <- c_lst})]
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#30)), !($proj_lane__2(c_2#16)))*{c_1#30 <- c_1_lst, c_2#16 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#41)))*{c#41 <- c_lst}
+  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_24)*{c_24 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_36)), !($proj_lane__2(c_2_14)))*{c_1_36 <- c_1_lst, c_2_14 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_25))*{iter_25 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_26))*{iter_26 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_37)), !($proj_lane__2(c_2_15)))))*{c_1_37 <- c_1_lst, c_2_15 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_26)*{c_26 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_39)), !($proj_lane__2(c_2_17)))*{c_1_39 <- c_1_lst, c_2_17 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_27))*{iter_27 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_28))*{iter_28 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_40)), !($proj_lane__2(c_2_18)))))*{c_1_40 <- c_1_lst, c_2_18 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_28)*{c_28 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_42)), !($proj_lane__2(c_2_20)))*{c_1_42 <- c_1_lst, c_2_20 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_29))*{iter_29 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_30))*{iter_30 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_43)), !($proj_lane__2(c_2_21)))))*{c_1_43 <- c_1_lst, c_2_21 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = [$inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_30)*{c_30 <- c_lst})]
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_45)), !($proj_lane__2(c_2_23)))*{c_1_45 <- c_1_lst, c_2_23 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_31))*{iter_31 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_32))*{iter_32 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_46)), !($proj_lane__2(c_2_24)))))*{c_1_46 <- c_1_lst, c_2_24 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbinopsxnd_(v_shape : shape, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_vec_ : vec_, v_vec__0 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), c_lst#6)*{c_lst#6 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#101)*{iter_0#101 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#32)), !($proj_lane__2(c_2#18)))}*{c_1#32 <- c_1_lst, c_2#18 <- c_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#102)))*{iter_0#102 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#33)), !($proj_lane__2(c_2#19)))}*{c_1#33 <- c_1_lst, c_2#19 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), c_lst#8)*{c_lst#8 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#103)*{iter_0#103 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#35)), !($proj_lane__2(c_2#21)))}*{c_1#35 <- c_1_lst, c_2#21 <- c_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#104)))*{iter_0#104 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#36)), !($proj_lane__2(c_2#22)))}*{c_1#36 <- c_1_lst, c_2#22 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), c_lst#10)*{c_lst#10 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#105)*{iter_0#105 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#38)), !($proj_lane__2(c_2#24)))}*{c_1#38 <- c_1_lst, c_2#24 <- c_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#106)))*{iter_0#106 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#39)), !($proj_lane__2(c_2#25)))}*{c_1#39 <- c_1_lst, c_2#25 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), c_lst#12)*{c_lst#12 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#107)*{iter_0#107 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#41)), !($proj_lane__2(c_2#27)))}*{c_1#41 <- c_1_lst, c_2#27 <- c_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#108)))*{iter_0#108 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#42)), !($proj_lane__2(c_2#28)))}*{c_1#42 <- c_1_lst, c_2#28 <- c_2_lst}
+  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), c_lst_6)*{c_lst_6 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0_55)*{iter_0_55 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_48)), !($proj_lane__2(c_2_26)))}*{c_1_48 <- c_1_lst, c_2_26 <- c_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_33))*{iter_33 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_34))*{iter_34 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), iter_36))*{iter_36 <- iter_35}*{iter_35 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0_56)*{iter_0_56 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_49)), !($proj_lane__2(c_2_27)))}*{c_1_49 <- c_1_lst, c_2_27 <- c_2_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_37))*{iter_37 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_50)), !($proj_lane__2(c_2_28)))}*{c_1_50 <- c_1_lst, c_2_28 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0_57)))*{iter_0_57 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_51)), !($proj_lane__2(c_2_29)))}*{c_1_51 <- c_1_lst, c_2_29 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), c_lst_8)*{c_lst_8 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0_58)*{iter_0_58 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_53)), !($proj_lane__2(c_2_31)))}*{c_1_53 <- c_1_lst, c_2_31 <- c_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_38))*{iter_38 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_39))*{iter_39 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), iter_41))*{iter_41 <- iter_40}*{iter_40 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0_59)*{iter_0_59 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_54)), !($proj_lane__2(c_2_32)))}*{c_1_54 <- c_1_lst, c_2_32 <- c_2_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_42))*{iter_42 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_55)), !($proj_lane__2(c_2_33)))}*{c_1_55 <- c_1_lst, c_2_33 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0_60)))*{iter_0_60 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_56)), !($proj_lane__2(c_2_34)))}*{c_1_56 <- c_1_lst, c_2_34 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), c_lst_10)*{c_lst_10 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0_61)*{iter_0_61 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_58)), !($proj_lane__2(c_2_36)))}*{c_1_58 <- c_1_lst, c_2_36 <- c_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_43))*{iter_43 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_44))*{iter_44 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), iter_46))*{iter_46 <- iter_45}*{iter_45 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0_62)*{iter_0_62 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_59)), !($proj_lane__2(c_2_37)))}*{c_1_59 <- c_1_lst, c_2_37 <- c_2_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_47))*{iter_47 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_60)), !($proj_lane__2(c_2_38)))}*{c_1_60 <- c_1_lst, c_2_38 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0_63)))*{iter_0_63 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_61)), !($proj_lane__2(c_2_39)))}*{c_1_61 <- c_1_lst, c_2_39 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbinopsxnd_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : iN*, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), c_lst_12)*{c_lst_12 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0_64)*{iter_0_64 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_63)), !($proj_lane__2(c_2_41)))}*{c_1_63 <- c_1_lst, c_2_41 <- c_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_48))*{iter_48 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_49))*{iter_49 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), iter_51))*{iter_51 <- iter_50}*{iter_50 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0_65)*{iter_0_65 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_64)), !($proj_lane__2(c_2_42)))}*{c_1_64 <- c_1_lst, c_2_42 <- c_2_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_52))*{iter_52 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_65)), !($proj_lane__2(c_2_43)))}*{c_1_65 <- c_1_lst, c_2_43 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0_66)))*{iter_0_66 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_66)), !($proj_lane__2(c_2_44)))}*{c_1_66 <- c_1_lst, c_2_44 <- c_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvbinop_(v_shape : shape, def $f_(v_N : N, v_fN : fN, v_fN : fN) : fN*, v_vec_ : vec_, v_vec__0 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), c_lst#14)*{c_lst#14 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#109))*{iter_0#109 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#44)))), !($proj_num__1(!($proj_lane__0(c_2#30)))))}*{c_1#44 <- c_1_lst, c_2#30 <- c_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#110))))*{iter_0#110 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#45)))), !($proj_num__1(!($proj_lane__0(c_2#31)))))}*{c_1#45 <- c_1_lst, c_2#31 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvbinop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), c_lst#16)*{c_lst#16 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#111))*{iter_0#111 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#47)))), !($proj_num__1(!($proj_lane__0(c_2#33)))))}*{c_1#47 <- c_1_lst, c_2#33 <- c_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#112))))*{iter_0#112 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#48)))), !($proj_num__1(!($proj_lane__0(c_2#34)))))}*{c_1#48 <- c_1_lst, c_2#34 <- c_2_lst}
+  def $fvbinop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), c_lst_14)*{c_lst_14 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_67))*{iter_0_67 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_68)))), !($proj_num__1(!($proj_lane__0(c_2_46)))))}*{c_1_68 <- c_1_lst, c_2_46 <- c_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_53))*{iter_53 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_54))*{iter_54 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter_56))*{iter_56 <- iter_55}*{iter_55 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_68))*{iter_0_68 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_69)))), !($proj_num__1(!($proj_lane__0(c_2_47)))))}*{c_1_69 <- c_1_lst, c_2_47 <- c_2_lst})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter_57))*{iter_57 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_70)))), !($proj_num__1(!($proj_lane__0(c_2_48)))))}*{c_1_70 <- c_1_lst, c_2_48 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_69))))*{iter_0_69 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_71)))), !($proj_num__1(!($proj_lane__0(c_2_49)))))}*{c_1_71 <- c_1_lst, c_2_49 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fvbinop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), c_lst_16)*{c_lst_16 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_70))*{iter_0_70 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_73)))), !($proj_num__1(!($proj_lane__0(c_2_51)))))}*{c_1_73 <- c_1_lst, c_2_51 <- c_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_58))*{iter_58 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_59))*{iter_59 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter_61))*{iter_61 <- iter_60}*{iter_60 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_71))*{iter_0_71 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_74)))), !($proj_num__1(!($proj_lane__0(c_2_52)))))}*{c_1_74 <- c_1_lst, c_2_52 <- c_2_lst})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter_62))*{iter_62 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_75)))), !($proj_num__1(!($proj_lane__0(c_2_53)))))}*{c_1_75 <- c_1_lst, c_2_53 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_72))))*{iter_0_72 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_76)))), !($proj_num__1(!($proj_lane__0(c_2_54)))))}*{c_1_76 <- c_1_lst, c_2_54 <- c_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivternopnd_(v_shape : shape, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_vec_ : vec_, v_vec__0 : vec_, v_vec__1 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), c_lst#18)*{c_lst#18 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_3)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0#113)*{iter_0#113 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#50)), !($proj_lane__2(c_2#36)), !($proj_lane__2(c_3#2)))}*{c_1#50 <- c_1_lst, c_2#36 <- c_2_lst, c_3#2 <- c_3_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0#114)))*{iter_0#114 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#51)), !($proj_lane__2(c_2#37)), !($proj_lane__2(c_3#3)))}*{c_1#51 <- c_1_lst, c_2#37 <- c_2_lst, c_3#3 <- c_3_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), c_lst#20)*{c_lst#20 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_3)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0#115)*{iter_0#115 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#53)), !($proj_lane__2(c_2#39)), !($proj_lane__2(c_3#5)))}*{c_1#53 <- c_1_lst, c_2#39 <- c_2_lst, c_3#5 <- c_3_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0#116)))*{iter_0#116 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#54)), !($proj_lane__2(c_2#40)), !($proj_lane__2(c_3#6)))}*{c_1#54 <- c_1_lst, c_2#40 <- c_2_lst, c_3#6 <- c_3_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), c_lst#22)*{c_lst#22 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_3)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0#117)*{iter_0#117 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#56)), !($proj_lane__2(c_2#42)), !($proj_lane__2(c_3#8)))}*{c_1#56 <- c_1_lst, c_2#42 <- c_2_lst, c_3#8 <- c_3_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0#118)))*{iter_0#118 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#57)), !($proj_lane__2(c_2#43)), !($proj_lane__2(c_3#9)))}*{c_1#57 <- c_1_lst, c_2#43 <- c_2_lst, c_3#9 <- c_3_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), c_lst#24)*{c_lst#24 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_3)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0#119)*{iter_0#119 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#59)), !($proj_lane__2(c_2#45)), !($proj_lane__2(c_3#11)))}*{c_1#59 <- c_1_lst, c_2#45 <- c_2_lst, c_3#11 <- c_3_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0#120)))*{iter_0#120 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#60)), !($proj_lane__2(c_2#46)), !($proj_lane__2(c_3#12)))}*{c_1#60 <- c_1_lst, c_2#46 <- c_2_lst, c_3#12 <- c_3_lst}
+  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), c_lst_18)*{c_lst_18 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_3)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0_73)*{iter_0_73 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_78)), !($proj_lane__2(c_2_56)), !($proj_lane__2(c_3_2)))}*{c_1_78 <- c_1_lst, c_2_56 <- c_2_lst, c_3_2 <- c_3_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_63))*{iter_63 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_64))*{iter_64 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_65))*{iter_65 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), iter_67))*{iter_67 <- iter_66}*{iter_66 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I32_Jnn, iter_0_74)*{iter_0_74 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_79)), !($proj_lane__2(c_2_57)), !($proj_lane__2(c_3_3)))}*{c_1_79 <- c_1_lst, c_2_57 <- c_2_lst, c_3_3 <- c_3_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_68))*{iter_68 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_80)), !($proj_lane__2(c_2_58)), !($proj_lane__2(c_3_4)))}*{c_1_80 <- c_1_lst, c_2_58 <- c_2_lst, c_3_4 <- c_3_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I32_Jnn), mk_lane__2_lane_(I32_Jnn, iter_0_75)))*{iter_0_75 <- $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_81)), !($proj_lane__2(c_2_59)), !($proj_lane__2(c_3_5)))}*{c_1_81 <- c_1_lst, c_2_59 <- c_2_lst, c_3_5 <- c_3_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), c_lst_20)*{c_lst_20 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_3)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0_76)*{iter_0_76 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_83)), !($proj_lane__2(c_2_61)), !($proj_lane__2(c_3_7)))}*{c_1_83 <- c_1_lst, c_2_61 <- c_2_lst, c_3_7 <- c_3_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_69))*{iter_69 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_70))*{iter_70 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_71))*{iter_71 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), iter_73))*{iter_73 <- iter_72}*{iter_72 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I64_Jnn, iter_0_77)*{iter_0_77 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_84)), !($proj_lane__2(c_2_62)), !($proj_lane__2(c_3_8)))}*{c_1_84 <- c_1_lst, c_2_62 <- c_2_lst, c_3_8 <- c_3_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_74))*{iter_74 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_85)), !($proj_lane__2(c_2_63)), !($proj_lane__2(c_3_9)))}*{c_1_85 <- c_1_lst, c_2_63 <- c_2_lst, c_3_9 <- c_3_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I64_Jnn), mk_lane__2_lane_(I64_Jnn, iter_0_78)))*{iter_0_78 <- $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_86)), !($proj_lane__2(c_2_64)), !($proj_lane__2(c_3_10)))}*{c_1_86 <- c_1_lst, c_2_64 <- c_2_lst, c_3_10 <- c_3_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), c_lst_22)*{c_lst_22 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_3)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0_79)*{iter_0_79 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_88)), !($proj_lane__2(c_2_66)), !($proj_lane__2(c_3_12)))}*{c_1_88 <- c_1_lst, c_2_66 <- c_2_lst, c_3_12 <- c_3_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_75))*{iter_75 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_76))*{iter_76 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_77))*{iter_77 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), iter_79))*{iter_79 <- iter_78}*{iter_78 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I8_Jnn, iter_0_80)*{iter_0_80 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_89)), !($proj_lane__2(c_2_67)), !($proj_lane__2(c_3_13)))}*{c_1_89 <- c_1_lst, c_2_67 <- c_2_lst, c_3_13 <- c_3_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_80))*{iter_80 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_90)), !($proj_lane__2(c_2_68)), !($proj_lane__2(c_3_14)))}*{c_1_90 <- c_1_lst, c_2_68 <- c_2_lst, c_3_14 <- c_3_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I8_Jnn), mk_lane__2_lane_(I8_Jnn, iter_0_81)))*{iter_0_81 <- $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_91)), !($proj_lane__2(c_2_69)), !($proj_lane__2(c_3_15)))}*{c_1_91 <- c_1_lst, c_2_69 <- c_2_lst, c_3_15 <- c_3_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivternopnd_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN, v_iN : iN) : iN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), c_lst_24)*{c_lst_24 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_3)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0_82)*{iter_0_82 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_93)), !($proj_lane__2(c_2_71)), !($proj_lane__2(c_3_17)))}*{c_1_93 <- c_1_lst, c_2_71 <- c_2_lst, c_3_17 <- c_3_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_81))*{iter_81 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_82))*{iter_82 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_83))*{iter_83 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), iter_85))*{iter_85 <- iter_84}*{iter_84 <- $setproduct_(syntax lane_, mk_lane__2_lane_(I16_Jnn, iter_0_83)*{iter_0_83 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_94)), !($proj_lane__2(c_2_72)), !($proj_lane__2(c_3_18)))}*{c_1_94 <- c_1_lst, c_2_72 <- c_2_lst, c_3_18 <- c_3_lst})}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_86))*{iter_86 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_95)), !($proj_lane__2(c_2_73)), !($proj_lane__2(c_3_19)))}*{c_1_95 <- c_1_lst, c_2_73 <- c_2_lst, c_3_19 <- c_3_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Jnn(I16_Jnn), mk_lane__2_lane_(I16_Jnn, iter_0_84)))*{iter_0_84 <- $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_96)), !($proj_lane__2(c_2_74)), !($proj_lane__2(c_3_20)))}*{c_1_96 <- c_1_lst, c_2_74 <- c_2_lst, c_3_20 <- c_3_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvternop_(v_shape : shape, def $f_(v_N : N, v_fN : fN, v_fN : fN, v_fN : fN) : fN*, v_vec_ : vec_, v_vec__0 : vec_, v_vec__1 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), c_lst#26)*{c_lst#26 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_2)
-    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_3)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#121))*{iter_0#121 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#62)))), !($proj_num__1(!($proj_lane__0(c_2#48)))), !($proj_num__1(!($proj_lane__0(c_3#14)))))}*{c_1#62 <- c_1_lst, c_2#48 <- c_2_lst, c_3#14 <- c_3_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0#122))))*{iter_0#122 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#63)))), !($proj_num__1(!($proj_lane__0(c_2#49)))), !($proj_num__1(!($proj_lane__0(c_3#15)))))}*{c_1#63 <- c_1_lst, c_2#49 <- c_2_lst, c_3#15 <- c_3_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvternop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), c_lst#28)*{c_lst#28 <- c_lst_lst}
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_2)
-    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_3)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#123))*{iter_0#123 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#65)))), !($proj_num__1(!($proj_lane__0(c_2#51)))), !($proj_num__1(!($proj_lane__0(c_3#17)))))}*{c_1#65 <- c_1_lst, c_2#51 <- c_2_lst, c_3#17 <- c_3_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0#124))))*{iter_0#124 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#66)))), !($proj_num__1(!($proj_lane__0(c_2#52)))), !($proj_num__1(!($proj_lane__0(c_3#18)))))}*{c_1#66 <- c_1_lst, c_2#52 <- c_2_lst, c_3#18 <- c_3_lst}
+  def $fvternop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), c_lst_26)*{c_lst_26 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_3)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_85))*{iter_0_85 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_98)))), !($proj_num__1(!($proj_lane__0(c_2_76)))), !($proj_num__1(!($proj_lane__0(c_3_22)))))}*{c_1_98 <- c_1_lst, c_2_76 <- c_2_lst, c_3_22 <- c_3_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_87))*{iter_87 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_88))*{iter_88 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_89))*{iter_89 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), iter_91))*{iter_91 <- iter_90}*{iter_90 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_86))*{iter_0_86 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_99)))), !($proj_num__1(!($proj_lane__0(c_2_77)))), !($proj_num__1(!($proj_lane__0(c_3_23)))))}*{c_1_99 <- c_1_lst, c_2_77 <- c_2_lst, c_3_23 <- c_3_lst})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F32_Fnn)), iter_92))*{iter_92 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_100)))), !($proj_num__1(!($proj_lane__0(c_2_78)))), !($proj_num__1(!($proj_lane__0(c_3_24)))))}*{c_1_100 <- c_1_lst, c_2_78 <- c_2_lst, c_3_24 <- c_3_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Fnn(F32_Fnn), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, iter_0_87))))*{iter_0_87 <- $f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_101)))), !($proj_num__1(!($proj_lane__0(c_2_79)))), !($proj_num__1(!($proj_lane__0(c_3_25)))))}*{c_1_101 <- c_1_lst, c_2_79 <- c_2_lst, c_3_25 <- c_3_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fvternop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN, v_fN : fN) : fN*, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2, v_3) = $inv_lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), c_lst_28)*{c_lst_28 <- c_lst_lst}
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_3_lst : lane_*} c_3_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_3)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_88))*{iter_0_88 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_103)))), !($proj_num__1(!($proj_lane__0(c_2_81)))), !($proj_num__1(!($proj_lane__0(c_3_27)))))}*{c_1_103 <- c_1_lst, c_2_81 <- c_2_lst, c_3_27 <- c_3_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_93))*{iter_93 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_94))*{iter_94 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_95))*{iter_95 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_3)}
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), iter_97))*{iter_97 <- iter_96}*{iter_96 <- $setproduct_(syntax lane_, mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_89))*{iter_0_89 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_104)))), !($proj_num__1(!($proj_lane__0(c_2_82)))), !($proj_num__1(!($proj_lane__0(c_3_28)))))}*{c_1_104 <- c_1_lst, c_2_82 <- c_2_lst, c_3_28 <- c_3_lst})}
+    -- (wf_fN: `%%`($sizenn($numtype_Fnn(F64_Fnn)), iter_98))*{iter_98 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_105)))), !($proj_num__1(!($proj_lane__0(c_2_83)))), !($proj_num__1(!($proj_lane__0(c_3_29)))))}*{c_1_105 <- c_1_lst, c_2_83 <- c_2_lst, c_3_29 <- c_3_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)))
+    -- (wf_lane_: `%%`($lanetype_Fnn(F64_Fnn), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, iter_0_90))))*{iter_0_90 <- $f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_106)))), !($proj_num__1(!($proj_lane__0(c_2_84)))), !($proj_num__1(!($proj_lane__0(c_3_30)))))}*{c_1_106 <- c_1_lst, c_2_84 <- c_2_lst, c_3_30 <- c_3_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelop_(v_shape : shape, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#69)*{c#69 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#68)), !($proj_lane__2(c_2#54)))).0))*{c_1#68 <- c_1_lst, c_2#54 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#68)))*{c#68 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#69)), !($proj_lane__2(c_2#55)))).0)))*{c_1#69 <- c_1_lst, c_2#55 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#72)*{c#72 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#71)), !($proj_lane__2(c_2#57)))).0))*{c_1#71 <- c_1_lst, c_2#57 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#71)))*{c#71 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#72)), !($proj_lane__2(c_2#58)))).0)))*{c_1#72 <- c_1_lst, c_2#58 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#75)*{c#75 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#74)), !($proj_lane__2(c_2#60)))).0))*{c_1#74 <- c_1_lst, c_2#60 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#74)))*{c#74 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#75)), !($proj_lane__2(c_2#61)))).0)))*{c_1#75 <- c_1_lst, c_2#61 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#78)*{c#78 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#77)), !($proj_lane__2(c_2#63)))).0))*{c_1#77 <- c_1_lst, c_2#63 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#77)))*{c#77 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#78)), !($proj_lane__2(c_2#64)))).0)))*{c_1#78 <- c_1_lst, c_2#64 <- c_2_lst}
+  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_56)*{c_56 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_108)), !($proj_lane__2(c_2_86)))).0))*{c_1_108 <- c_1_lst, c_2_86 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_99))*{iter_99 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_100))*{iter_100 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_109)), !($proj_lane__2(c_2_87)))).0))))*{c_1_109 <- c_1_lst, c_2_87 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_110)), !($proj_lane__2(c_2_88)))).0)))*{c_1_110 <- c_1_lst, c_2_88 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_58)*{c_58 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_112)), !($proj_lane__2(c_2_90)))).0))*{c_1_112 <- c_1_lst, c_2_90 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_101))*{iter_101 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_102))*{iter_102 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_113)), !($proj_lane__2(c_2_91)))).0))))*{c_1_113 <- c_1_lst, c_2_91 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_114)), !($proj_lane__2(c_2_92)))).0)))*{c_1_114 <- c_1_lst, c_2_92 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_60)*{c_60 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_116)), !($proj_lane__2(c_2_94)))).0))*{c_1_116 <- c_1_lst, c_2_94 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_103))*{iter_103 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_104))*{iter_104 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_117)), !($proj_lane__2(c_2_95)))).0))))*{c_1_117 <- c_1_lst, c_2_95 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_118)), !($proj_lane__2(c_2_96)))).0)))*{c_1_118 <- c_1_lst, c_2_96 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_iN : iN) : u32, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_62)*{c_62 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_120)), !($proj_lane__2(c_2_98)))).0))*{c_1_120 <- c_1_lst, c_2_98 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_105))*{iter_105 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_106))*{iter_106 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_121)), !($proj_lane__2(c_2_99)))).0))))*{c_1_121 <- c_1_lst, c_2_99 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_122)), !($proj_lane__2(c_2_100)))).0)))*{c_1_122 <- c_1_lst, c_2_100 <- c_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivrelopsx_(v_shape : shape, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#81)*{c#81 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#80)), !($proj_lane__2(c_2#66)))).0))*{c_1#80 <- c_1_lst, c_2#66 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#80)))*{c#80 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#81)), !($proj_lane__2(c_2#67)))).0)))*{c_1#81 <- c_1_lst, c_2#67 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#84)*{c#84 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#83)), !($proj_lane__2(c_2#69)))).0))*{c_1#83 <- c_1_lst, c_2#69 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#83)))*{c#83 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#84)), !($proj_lane__2(c_2#70)))).0)))*{c_1#84 <- c_1_lst, c_2#70 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#87)*{c#87 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#86)), !($proj_lane__2(c_2#72)))).0))*{c_1#86 <- c_1_lst, c_2#72 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#86)))*{c#86 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#87)), !($proj_lane__2(c_2#73)))).0)))*{c_1#87 <- c_1_lst, c_2#73 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#90)*{c#90 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, `%`_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#89)), !($proj_lane__2(c_2#75)))).0))*{c_1#89 <- c_1_lst, c_2#75 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#89)))*{c#89 <- c_lst}
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#90)), !($proj_lane__2(c_2#76)))).0)))*{c_1#90 <- c_1_lst, c_2#76 <- c_2_lst}
+  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_64)*{c_64 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_124)), !($proj_lane__2(c_2_102)))).0))*{c_1_124 <- c_1_lst, c_2_102 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_107))*{iter_107 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_108))*{iter_108 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_125)), !($proj_lane__2(c_2_103)))).0))))*{c_1_125 <- c_1_lst, c_2_103 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_126)), !($proj_lane__2(c_2_104)))).0)))*{c_1_126 <- c_1_lst, c_2_104 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_66)*{c_66 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_128)), !($proj_lane__2(c_2_106)))).0))*{c_1_128 <- c_1_lst, c_2_106 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_109))*{iter_109 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_110))*{iter_110 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_129)), !($proj_lane__2(c_2_107)))).0))))*{c_1_129 <- c_1_lst, c_2_107 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_130)), !($proj_lane__2(c_2_108)))).0)))*{c_1_130 <- c_1_lst, c_2_108 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_68)*{c_68 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_132)), !($proj_lane__2(c_2_110)))).0))*{c_1_132 <- c_1_lst, c_2_110 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_111))*{iter_111 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_112))*{iter_112 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_133)), !($proj_lane__2(c_2_111)))).0))))*{c_1_133 <- c_1_lst, c_2_111 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_134)), !($proj_lane__2(c_2_112)))).0)))*{c_1_134 <- c_1_lst, c_2_112 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivrelopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_iN : iN) : u32, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_70)*{c_70 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_136)), !($proj_lane__2(c_2_114)))).0))*{c_1_136 <- c_1_lst, c_2_114 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_113))*{iter_113 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_114))*{iter_114 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__(1, $lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, mk_uN_iN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_137)), !($proj_lane__2(c_2_115)))).0))))*{c_1_137 <- c_1_lst, c_2_115 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_138)), !($proj_lane__2(c_2_116)))).0)))*{c_1_138 <- c_1_lst, c_2_116 <- c_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fvrelop_(v_shape : shape, def $f_(v_N : N, v_fN : fN, v_fN : fN) : u32, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : u32, v_1 : uN, v_2 : uN, v_Inn : addrtype}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(v_Inn), `%`_dim(v_M)), mk_lane__0_lane_($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, `%`_uN($proj_uN_0(c#93).0)))*{c#93 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#92)))), !($proj_num__1(!($proj_lane__0(c_2#78)))))).0))*{c_1#92 <- c_1_lst, c_2#78 <- c_2_lst}
+  def $fvrelop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : u32, v_1 : uN, v_2 : uN, v_Inn : addrtype}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(v_Inn), mk_dim_dim(v_M)), mk_lane__0_lane_($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, mk_uN_uN($proj_uN_0(c_72).0)))*{c_72 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, mk_uN_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_140)))), !($proj_num__1(!($proj_lane__0(c_2_118)))))).0))*{c_1_140 <- c_1_lst, c_2_118 <- c_2_lst}
     -- if ($isize(v_Inn) = $fsize(F32_Fnn))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_addrtype(v_Inn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(v_Inn), `%`_dim(v_M))), mk_lane__0_lane_($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, `%`_uN($proj_uN_0(c#92).0)))))*{c#92 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#93)))), !($proj_num__1(!($proj_lane__0(c_2#79)))))).0)))*{c_1#93 <- c_1_lst, c_2#79 <- c_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fvrelop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : u32, v_1 : uN, v_2 : uN, v_Inn : addrtype}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(v_Inn), `%`_dim(v_M)), mk_lane__0_lane_($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, `%`_uN($proj_uN_0(c#96).0)))*{c#96 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, `%`_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#95)))), !($proj_num__1(!($proj_lane__0(c_2#81)))))).0))*{c_1#95 <- c_1_lst, c_2#81 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_115))*{iter_115 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M))), iter_116))*{iter_116 <- $lanes_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($size($numtype_Fnn(F32_Fnn)), $extend__(1, $sizenn($numtype_Fnn(F32_Fnn)), S_sx, mk_uN_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_141)))), !($proj_num__1(!($proj_lane__0(c_2_119)))))).0))))*{c_1_141 <- c_1_lst, c_2_119 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F32_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_142)))), !($proj_num__1(!($proj_lane__0(c_2_120)))))).0)))*{c_1_142 <- c_1_lst, c_2_120 <- c_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fvrelop_{v_M : nat, def $f_(v_N : N, v_fN : fN, v_fN : fN) : u32, v_1 : uN, v_2 : uN, v_Inn : addrtype}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_addrtype(v_Inn), mk_dim_dim(v_M)), mk_lane__0_lane_($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, mk_uN_uN($proj_uN_0(c_74).0)))*{c_74 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, mk_uN_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_144)))), !($proj_num__1(!($proj_lane__0(c_2_122)))))).0))*{c_1_144 <- c_1_lst, c_2_122 <- c_2_lst}
     -- if ($isize(v_Inn) = $fsize(F64_Fnn))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_addrtype(v_Inn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(v_Inn), `%`_dim(v_M))), mk_lane__0_lane_($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, `%`_uN($proj_uN_0(c#95).0)))))*{c#95 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
-    -- (wf_uN: `%%`(1, `%`_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1#96)))), !($proj_num__1(!($proj_lane__0(c_2#82)))))).0)))*{c_1#96 <- c_1_lst, c_2#82 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_117))*{iter_117 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M))), iter_118))*{iter_118 <- $lanes_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($size($numtype_Fnn(F64_Fnn)), $extend__(1, $sizenn($numtype_Fnn(F64_Fnn)), S_sx, mk_uN_iN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_145)))), !($proj_num__1(!($proj_lane__0(c_2_123)))))).0))))*{c_1_145 <- c_1_lst, c_2_123 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)))
+    -- (wf_uN: `%%`(1, mk_uN_uN($proj_uN_0($f_($sizenn($numtype_Fnn(F64_Fnn)), !($proj_num__1(!($proj_lane__0(c_1_146)))), !($proj_num__1(!($proj_lane__0(c_2_124)))))).0)))*{c_1_146 <- c_1_lst, c_2_124 <- c_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftop_(v_shape : shape, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_vec_ : vec_, v_u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#99)*{c#99 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#98)), i)*{c_1#98 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#98)))*{c#98 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#102)*{c#102 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#100)), i)*{c_1#100 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#101)))*{c#101 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#105)*{c#105 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#102)), i)*{c_1#102 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#104)))*{c#104 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#108)*{c#108 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#104)), i)*{c_1#104 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#107)))*{c#107 <- c_lst}
+  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_76)*{c_76 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_148)), i)*{c_1_148 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_119))*{iter_119 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_149)), i)))*{c_1_149 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_78)*{c_78 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_151)), i)*{c_1_151 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_120))*{iter_120 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_152)), i)))*{c_1_152 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_80)*{c_80 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_154)), i)*{c_1_154 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_121))*{iter_121 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_155)), i)))*{c_1_155 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshiftop_{v_M : nat, def $f_(v_N : N, v_iN : iN, v_u32 : u32) : iN, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_82)*{c_82 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_157)), i)*{c_1_157 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_122))*{iter_122 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_158)), i)))*{c_1_158 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshiftopsx_(v_shape : shape, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_vec_ : vec_, v_u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#111)*{c#111 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#106)), i)*{c_1#106 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#110)))*{c#110 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#114)*{c#114 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#108)), i)*{c_1#108 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#113)))*{c#113 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#117)*{c#117 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#110)), i)*{c_1#110 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#116)))*{c#116 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#120)*{c#120 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#112)), i)*{c_1#112 <- c_1_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#119)))*{c#119 <- c_lst}
+  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_84)*{c_84 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_160)), i)*{c_1_160 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_123))*{iter_123 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_161)), i)))*{c_1_161 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_86)*{c_86 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_163)), i)*{c_1_163 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_124))*{iter_124 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_164)), i)))*{c_1_164 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_88)*{c_88 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_166)), i)*{c_1_166 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_125))*{iter_125 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_167)), i)))*{c_1_167 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshiftopsx_{v_M : nat, def $f_(v_N : N, v_sx : sx, v_iN : iN, v_u32 : u32) : iN, v_sx : sx, v_1 : uN, i : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_sx, v_1, i) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_90)*{c_90 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_169)), i)*{c_1_169 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_126))*{iter_126 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_170)), i)))*{c_1_170 <- c_1_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivbitmaskop_(v_shape : shape, v_vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), v_1) = $irev_(32, c)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#114)), `%`_iN(0))).0)*{c_1#114 <- c_1_lst} ++ `%`_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1#115)), `%`_iN(0))).0)))*{c_1#115 <- c_1_lst}
-    -- wf_bit: `%`(`%`_bit(0))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), v_1) = $irev_(32, c)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#117)), `%`_iN(0))).0)*{c_1#117 <- c_1_lst} ++ `%`_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1#118)), `%`_iN(0))).0)))*{c_1#118 <- c_1_lst}
-    -- wf_bit: `%`(`%`_bit(0))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), v_1) = $irev_(32, c)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#120)), `%`_iN(0))).0)*{c_1#120 <- c_1_lst} ++ `%`_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1#121)), `%`_iN(0))).0)))*{c_1#121 <- c_1_lst}
-    -- wf_bit: `%`(`%`_bit(0))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), v_1) = $irev_(32, c)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- if ($ibits_(32, c) = `%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#123)), `%`_iN(0))).0)*{c_1#123 <- c_1_lst} ++ `%`_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
-    -- wf_uN: `%%`(32, c)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_bit: `%`(`%`_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1#124)), `%`_iN(0))).0)))*{c_1#124 <- c_1_lst}
-    -- wf_bit: `%`(`%`_bit(0))
+  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), v_1) = $irev_(32, c)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- if ($ibits_(32, c) = mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1_172)), mk_uN_iN(0))).0)*{c_1_172 <- c_1_lst} ++ mk_bit_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_127))*{iter_127 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_bit: `%`(iter_128))*{iter_128 <- $ibits_(32, c)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+    -- (wf_bit: `%`(mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I32_Jnn)), S_sx, !($proj_lane__2(c_1_173)), mk_uN_iN(0))).0)))*{c_1_173 <- c_1_lst}
+    -- wf_bit: `%`(mk_bit_bit(0))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), v_1) = $irev_(32, c)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- if ($ibits_(32, c) = mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1_175)), mk_uN_iN(0))).0)*{c_1_175 <- c_1_lst} ++ mk_bit_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_129))*{iter_129 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_bit: `%`(iter_130))*{iter_130 <- $ibits_(32, c)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+    -- (wf_bit: `%`(mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I64_Jnn)), S_sx, !($proj_lane__2(c_1_176)), mk_uN_iN(0))).0)))*{c_1_176 <- c_1_lst}
+    -- wf_bit: `%`(mk_bit_bit(0))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), v_1) = $irev_(32, c)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- if ($ibits_(32, c) = mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1_178)), mk_uN_iN(0))).0)*{c_1_178 <- c_1_lst} ++ mk_bit_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_131))*{iter_131 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_bit: `%`(iter_132))*{iter_132 <- $ibits_(32, c)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+    -- (wf_bit: `%`(mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I8_Jnn)), S_sx, !($proj_lane__2(c_1_179)), mk_uN_iN(0))).0)))*{c_1_179 <- c_1_lst}
+    -- wf_bit: `%`(mk_bit_bit(0))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivbitmaskop_{v_M : nat, v_1 : uN, c : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), v_1) = $irev_(32, c)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- if ($ibits_(32, c) = mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1_181)), mk_uN_iN(0))).0)*{c_1_181 <- c_1_lst} ++ mk_bit_bit(0)^(((32 : nat <:> int) - (v_M : nat <:> int)) : int <:> nat){})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_133))*{iter_133 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_bit: `%`(iter_134))*{iter_134 <- $ibits_(32, c)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
+    -- (wf_bit: `%`(mk_bit_bit($proj_uN_0($ilt_($lsizenn($lanetype_Jnn(I16_Jnn)), S_sx, !($proj_lane__2(c_1_182)), mk_uN_iN(0))).0)))*{c_1_182 <- c_1_lst}
+    -- wf_bit: `%`(mk_bit_bit(0))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivswizzlop_(v_shape : shape, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c#123)*{c#123 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1#126))*{c_1#126 <- c_1_lst}, !($proj_lane__2(c_2#84)))*{c_2#84 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I32_Jnn, c#122)))*{c#122 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c#126)*{c#126 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1#128))*{c_1#128 <- c_1_lst}, !($proj_lane__2(c_2#86)))*{c_2#86 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I64_Jnn, c#125)))*{c#125 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c#129)*{c#129 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1#130))*{c_1#130 <- c_1_lst}, !($proj_lane__2(c_2#88)))*{c_2#88 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I8_Jnn, c#128)))*{c#128 <- c_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c#132)*{c#132 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1#132))*{c_1#132 <- c_1_lst}, !($proj_lane__2(c_2#90)))*{c_2#90 <- c_2_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(I16_Jnn, c#131)))*{c#131 <- c_lst}
+  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I32_Jnn, c_92)*{c_92 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_184))*{c_1_184 <- c_1_lst}, !($proj_lane__2(c_2_126)))*{c_2_126 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_135))*{iter_135 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_136))*{iter_136 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $f_($lsizenn($lanetype_Jnn(I32_Jnn)), !($proj_lane__2(c_1_185))*{c_1_185 <- c_1_lst}, !($proj_lane__2(c_2_127)))))*{c_2_127 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I64_Jnn, c_94)*{c_94 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_187))*{c_1_187 <- c_1_lst}, !($proj_lane__2(c_2_129)))*{c_2_129 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_137))*{iter_137 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_138))*{iter_138 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $f_($lsizenn($lanetype_Jnn(I64_Jnn)), !($proj_lane__2(c_1_188))*{c_1_188 <- c_1_lst}, !($proj_lane__2(c_2_130)))))*{c_2_130 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I8_Jnn, c_96)*{c_96 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_190))*{c_1_190 <- c_1_lst}, !($proj_lane__2(c_2_132)))*{c_2_132 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_139))*{iter_139 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_140))*{iter_140 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $f_($lsizenn($lanetype_Jnn(I8_Jnn)), !($proj_lane__2(c_1_191))*{c_1_191 <- c_1_lst}, !($proj_lane__2(c_2_133)))))*{c_2_133 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivswizzlop_{v_M : nat, def $f_(v_N : N, iN*, v_iN : iN) : iN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), def $f_, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(I16_Jnn, c_98)*{c_98 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : iN*} c_lst = $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_193))*{c_1_193 <- c_1_lst}, !($proj_lane__2(c_2_135)))*{c_2_135 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_141))*{iter_141 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_142))*{iter_142 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $f_($lsizenn($lanetype_Jnn(I16_Jnn)), !($proj_lane__2(c_1_194))*{c_1_194 <- c_1_lst}, !($proj_lane__2(c_2_136)))))*{c_2_136 <- c_2_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivshufflop_(v_shape : shape, var_0 : laneidx*, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), c_lst)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i#138500).0]*{i#138500 <- i_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), c_lst)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i#138507).0]*{i#138507 <- i_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), c_lst)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i#138514).0]*{i#138514 <- i_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), c_lst)
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v_2)
-    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i#138521).0]*{i#138521 <- i_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), c_lst)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i_138595).0]*{i_138595 <- i_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_143))*{iter_143 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M))), iter_144))*{iter_144 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), c_lst)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i_138606).0]*{i_138606 <- i_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_145))*{iter_145 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M))), iter_146))*{iter_146 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), c_lst)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i_138617).0]*{i_138617 <- i_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_147))*{iter_147 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M))), iter_148))*{iter_148 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), i_lst, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), c_lst)
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)
+    -- let{c_lst : lane_*} c_lst = c_1_lst ++ c_2_lst[$proj_uN_0(i_138628).0]*{i_138628 <- i_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_149))*{iter_149 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M))), iter_150))*{iter_150 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v_2)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vvunop_(v_vectype : vectype, v_vvunop : vvunop, v_vec_ : vec_) : vec_*
@@ -9539,1346 +10382,1333 @@ def $vvternop_(v_vectype : vectype, v_vvternop : vvternop, v_vec_ : vec_, v_vec_
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vunop_(v_shape : shape, v_vunop_ : vunop_, v_vec_ : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fabs_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, ABS_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fabs_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fneg_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fneg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, NEG_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fneg_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fsqrt_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fsqrt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, SQRT_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fsqrt_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fceil_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fceil_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, CEIL_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fceil_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $ffloor_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $ffloor_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, FLOOR_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $ffloor_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $ftrunc_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $ftrunc_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, TRUNC_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $ftrunc_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F32_Fnn, v_M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fnearest_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fnearest_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vunop__1_vunop_(F64_Fnn, v_M, NEAREST_vunop_Fnn_M), v) = $fvunop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fnearest_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I32_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I32_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $iabs_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I64_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I64_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $iabs_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I8_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I8_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $iabs_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I16_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $iabs_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I16_Jnn, v_M, ABS_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $iabs_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I32_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I32_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ineg_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I64_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I64_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ineg_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I8_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I8_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ineg_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I16_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ineg_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I16_Jnn, v_M, NEG_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ineg_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I32_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I32_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ipopcnt_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I64_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I64_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ipopcnt_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I8_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I8_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ipopcnt_, v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vunop__0_vunop_(I16_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ipopcnt_, v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vunop_{v_M : nat, v : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vunop__0_vunop_(I16_Jnn, v_M, POPCNT_vunop_Jnn_M), v) = $ivunop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ipopcnt_, v)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vbinop_(v_shape : shape, v_vbinop_ : vbinop_, v_vec_ : vec_, v_vec__0 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $iadd_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $iadd_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $iadd_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $iadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, ADD_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $iadd_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $isub_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $isub_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $isub_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $isub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, SUB_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $isub_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $imul_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $imul_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $imul_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $imul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, MUL_vbinop_Jnn_M), v_1, v_2) = $ivbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $imul_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, ADD_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $iadd_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, SUB_SAT_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $isub_sat_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $imin_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $imin_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $imin_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $imin_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $imin_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $imin_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $imin_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, MIN_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $imin_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $imax_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $imax_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $imax_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $imax_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $imax_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $imax_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $imax_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, MAX_vbinop_Jnn_M(v_sx)), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $imax_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, AVGRU_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $iavgr_, U_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, Q15MULR_SATS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $iq15mulr_sat_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I32_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I64_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I8_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vbinop__0_vbinop_(I16_Jnn, v_M, RELAXED_Q15MULRS_vbinop_Jnn_M), v_1, v_2) = $ivbinopsxnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $irelaxed_q15mulr_, S_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fadd_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fadd_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, ADD_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fadd_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fsub_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fsub_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, SUB_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fsub_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fmul_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fmul_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, MUL_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fmul_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fdiv_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fdiv_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, DIV_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fdiv_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fmin_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fmin_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fmax_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fmax_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fpmin_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fpmin_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, PMIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fpmin_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fpmax_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fpmax_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, PMAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fpmax_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $frelaxed_min_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $frelaxed_min_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, RELAXED_MIN_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $frelaxed_min_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F32_Fnn, v_M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $frelaxed_max_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $frelaxed_max_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vbinop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vbinop__1_vbinop_(F64_Fnn, v_M, RELAXED_MAX_vbinop_Fnn_M), v_1, v_2) = $fvbinop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $frelaxed_max_, v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vternop_(v_shape : shape, v_vternop_ : vternop_, v_vec_ : vec_, v_vec__0 : vec_, v_vec__1 : vec_) : vec_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vternop__0_vternop_(I32_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vternop__0_vternop_(I32_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vternop__0_vternop_(I64_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vternop__0_vternop_(I64_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vternop__0_vternop_(I8_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vternop__0_vternop_(I8_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vternop__0_vternop_(I16_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vternop__0_vternop_(I16_Jnn, v_M, RELAXED_LANESELECT_vternop_Jnn_M), v_1, v_2, v_3) = $ivternopnd_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $irelaxed_laneselect_, v_1, v_2, v_3)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vternop__1_vternop_(F32_Fnn, v_M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vternop__1_vternop_(F32_Fnn, v_M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $frelaxed_madd_, v_1, v_2, v_3)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vternop__1_vternop_(F64_Fnn, v_M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $frelaxed_madd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vternop__1_vternop_(F64_Fnn, v_M, RELAXED_MADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $frelaxed_madd_, v_1, v_2, v_3)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vternop__1_vternop_(F32_Fnn, v_M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vternop__1_vternop_(F32_Fnn, v_M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vternop__1_vternop_(F64_Fnn, v_M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vternop_{v_M : nat, v_1 : uN, v_2 : uN, v_3 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vternop__1_vternop_(F64_Fnn, v_M, RELAXED_NMADD_vternop_Fnn_M), v_1, v_2, v_3) = $fvternop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $frelaxed_nmadd_, v_1, v_2, v_3)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vrelop_(v_shape : shape, v_vrelop_ : vrelop_, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ieq_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ieq_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ieq_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ieq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, EQ_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ieq_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ine_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ine_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ine_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ine_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, NE_vrelop_Jnn_M), v_1, v_2) = $ivrelop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ine_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, LT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ilt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $igt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $igt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $igt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $igt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $igt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $igt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $igt_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, GT_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $igt_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ile_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ile_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ile_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ile_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ile_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ile_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ile_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, LE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ile_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ige_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I32_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ige_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ige_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I64_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ige_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ige_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I8_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ige_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ige_, v_sx, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M)), mk_vrelop__0_vrelop_(I16_Jnn, v_M, GE_vrelop_Jnn_M(v_sx)), v_1, v_2) = $ivrelopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ige_, v_sx, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $feq_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $feq_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, EQ_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $feq_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fne_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fne_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, NE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fne_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $flt_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $flt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, LT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $flt_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fgt_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fgt_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, GT_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fgt_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fle_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fle_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, LE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fle_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F32_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F32_Fnn, v_M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F32_Fnn), mk_dim_dim(v_M)), def $fge_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, `%`_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)), def $fge_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(v_M)))
+  def $fun_vrelop_{v_M : nat, v_1 : uN, v_2 : uN}(`%X%`_shape(F64_lanetype, mk_dim_dim(v_M)), mk_vrelop__1_vrelop_(F64_Fnn, v_M, GE_vrelop_Fnn_M), v_1, v_2) = $fvrelop_(`%X%`_shape($lanetype_Fnn(F64_Fnn), mk_dim_dim(v_M)), def $fge_, v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $lcvtop__(shape_1 : shape, shape_2 : shape, v_vcvtop__ : vcvtop__, v_lane_ : lane_) : lane_*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I32_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I64_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I8_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), mk_vcvtop___0_vcvtop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__2_lane_(I16_Jnn, c)]
     -- let{c : iN} c = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c))
+    -- wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F32_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I32_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I32_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I64_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I64_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I8_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I8_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
+  def $lcvtop__{M_1 : nat, M_2 : nat, half_opt : half?, v_sx : sx, c_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___1_vcvtop__(I16_Jnn, M_1, F64_Fnn, M_2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(half_opt, v_sx)), mk_lane__2_lane_(I16_Jnn, c_1)) = [mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c))]
     -- let{c : fN} c = $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1)
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c)))
+    -- wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), $convert__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), v_sx, c_1))
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#143))?{c#143 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_108))?{c_108 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#142))))?{c#142 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_151))?{iter_151 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#146))?{c#146 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_110))?{c_110 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#145))))?{c#145 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_152))?{iter_152 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#149))?{c#149 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_112))?{c_112 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#148))))?{c#148 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_153))?{iter_153 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#152))?{c#152 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_114))?{c_114 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#151))))?{c#151 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_154))?{iter_154 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#155))?{c#155 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_116))?{c_116 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#154))))?{c#154 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_155))?{iter_155 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#158))?{c#158 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_118))?{c_118 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#157))))?{c#157 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_156))?{iter_156 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#161))?{c#161 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_120))?{c_120 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#160))))?{c#160 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_157))?{iter_157 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#164))?{c#164 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_122))?{c_122 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#163))))?{c#163 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_158))?{iter_158 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#167))?{c#167 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_124))?{c_124 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#166))))?{c#166 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_159))?{iter_159 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#170))?{c#170 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_126))?{c_126 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#169))))?{c#169 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_160))?{iter_160 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#173))?{c#173 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_128))?{c_128 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#172))))?{c#172 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_161))?{iter_161 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#176))?{c#176 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_130))?{c_130 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#175))))?{c#175 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_162))?{iter_162 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#179))?{c#179 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_132))?{c_132 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#178))))?{c#178 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_163))?{iter_163 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#182))?{c#182 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_134))?{c_134 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#181))))?{c#181 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_164))?{iter_164 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#185))?{c#185 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_136))?{c_136 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#184))))?{c#184 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_165))?{iter_165 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#188))?{c#188 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_138))?{c_138 <- c_opt})
     -- let{c_opt : iN?} c_opt = $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#187))))?{c#187 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_166))?{iter_166 <- $trunc_sat__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#191))?{c#191 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_140))?{c_140 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#190))))?{c#190 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_167))?{iter_167 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#194))?{c#194 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_142))?{c_142 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#193))))?{c#193 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_168))?{iter_168 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#197))?{c#197 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_144))?{c_144 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#196))))?{c#196 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_169))?{iter_169 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#200))?{c#200 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_146))?{c_146 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#199))))?{c#199 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_170))?{iter_170 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#203))?{c#203 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_148))?{c_148 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#202))))?{c#202 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_171))?{iter_171 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#206))?{c#206 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_150))?{c_150 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#205))))?{c#205 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_172))?{iter_172 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#209))?{c#209 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_152))?{c_152 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#208))))?{c#208 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_173))?{iter_173 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#212))?{c#212 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F32_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_154))?{c_154 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#211))))?{c#211 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_174))?{iter_174 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#215))?{c#215 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_156))?{c_156 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#214))))?{c#214 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_175))?{iter_175 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#218))?{c#218 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_158))?{c_158 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#217))))?{c#217 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_176))?{iter_176 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#221))?{c#221 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_160))?{c_160 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#220))))?{c#220 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_177))?{iter_177 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#224))?{c#224 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I32_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c_162))?{c_162 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I32_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I32_Inn), mk_num__0_num_(I32_Inn, c#223))))?{c#223 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I32_Inn)), iter_178))?{iter_178 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I32_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#227))?{c#227 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_164))?{c_164 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#226))))?{c#226 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_179))?{iter_179 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#230))?{c#230 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_166))?{c_166 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#229))))?{c#229 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_180))?{iter_180 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#233))?{c#233 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_168))?{c_168 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#232))))?{c#232 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_181))?{iter_181 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#236))?{c#236 <- c_opt})
+  def $lcvtop__{M_1 : nat, M_2 : nat, v_sx : sx, zero_opt : zero?, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___2_vcvtop__(F64_Fnn, M_1, I64_Jnn, M_2, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(v_sx, zero_opt)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = lift(mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c_170))?{c_170 <- c_opt})
     -- let{c_opt : iN?} c_opt = $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_addrtype(I64_Inn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_addrtype(I64_Inn), mk_num__0_num_(I64_Inn, c#235))))?{c#235 <- c_opt}
+    -- (wf_uN: `%%`($size($numtype_addrtype(I64_Inn)), iter_182))?{iter_182 <- $relaxed_trunc__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_addrtype(I64_Inn)), v_sx, c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#239))*{c#239 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_172))*{c_172 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#238))))*{c#238 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_183))*{iter_183 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#242))*{c#242 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_174))*{c_174 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#241))))*{c#241 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_184))*{iter_184 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#245))*{c#245 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_176))*{c_176 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#244))))*{c#244 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_185))*{iter_185 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#248))*{c#248 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_178))*{c_178 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#247))))*{c#247 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_186))*{iter_186 <- $demote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#251))*{c#251 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_180))*{c_180 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#250))))*{c#250 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_187))*{iter_187 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#254))*{c#254 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_182))*{c_182 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#253))))*{c#253 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_188))*{iter_188 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#257))*{c#257 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_184))*{c_184 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#256))))*{c#256 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_189))*{iter_189 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#260))*{c#260 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_186))*{c_186 <- c_lst}
     -- let{c_lst : fN*} c_lst = $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#259))))*{c#259 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_190))*{iter_190 <- $demote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#263))*{c#263 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_188))*{c_188 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#262))))*{c#262 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_191))*{iter_191 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#266))*{c#266 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_190))*{c_190 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#265))))*{c#265 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_192))*{iter_192 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#269))*{c#269 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_192))*{c_192 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#268))))*{c#268 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_193))*{iter_193 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#272))*{c#272 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F32_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F32_numtype, mk_num__1_num_(F32_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_194))*{c_194 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#271))))*{c#271 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_194))*{iter_194 <- $promote__($lsizenn1($lanetype_Fnn(F32_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#275))*{c#275 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_196))*{c_196 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#274))))*{c#274 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_195))*{iter_195 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F32_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#278))*{c#278 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F32_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F32_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c_198))*{c_198 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F32_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F32_Fnn), mk_num__1_num_(F32_Fnn, c#277))))*{c#277 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F32_Fnn)), iter_196))*{iter_196 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F32_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#281))*{c#281 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_200))*{c_200 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#280))))*{c#280 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_197))*{iter_197 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, `%`_dim(M_1)), `%X%`_shape(F64_lanetype, `%`_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#284))*{c#284 <- c_lst}
+  def $lcvtop__{M_1 : nat, M_2 : nat, c_1 : fN}(`%X%`_shape(F64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(F64_lanetype, mk_dim_dim(M_2)), mk_vcvtop___3_vcvtop__(F64_Fnn, M_1, F64_Fnn, M_2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2), mk_lane__0_lane_(F64_numtype, mk_num__1_num_(F64_Fnn, c_1))) = mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c_202))*{c_202 <- c_lst}
     -- let{c_lst : fN*} c_lst = $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Fnn(F64_Fnn), `%`_dim(M_2))), mk_lane__0_lane_($numtype_Fnn(F64_Fnn), mk_num__1_num_(F64_Fnn, c#283))))*{c#283 <- c_lst}
+    -- (wf_fN: `%%`($lsizenn2($lanetype_Fnn(F64_Fnn)), iter_198))*{iter_198 <- $promote__($lsizenn1($lanetype_Fnn(F64_Fnn)), $lsizenn2($lanetype_Fnn(F64_Fnn)), c_1)}
+
+;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+relation lcvtop___is_wf: `%%%%%`(shape_1 : shape, shape_2 : shape, v_vcvtop__ : vcvtop__, v_lane_ : lane_, ret_val : lane_*)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  rule lcvtop___is_wf0{shape_1 : shape, shape_2 : shape, v_vcvtop__ : vcvtop__, v_lane_ : lane_, ret_val : lane_*}:
+    `%%%%%`(shape_1, shape_2, v_vcvtop__, v_lane_, ret_val)
+    -- wf_shape: `%`(shape_1)
+    -- wf_shape: `%`(shape_2)
+    -- wf_vcvtop__: `%%%`(shape_1, shape_2, v_vcvtop__)
+    -- wf_lane_: `%%`($fun_lanetype(shape_1), v_lane_)
+    -- if (ret_val = $lcvtop__(shape_1, shape_2, v_vcvtop__, v_lane_))
+    -- (wf_lane_: `%%`($fun_lanetype(shape_2), ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vcvtop__(shape_1 : shape, shape_2 : shape, v_vcvtop__ : vcvtop__, v_vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vcvtop__{Lnn_1 : lanetype, v_M : nat, Lnn_2 : lanetype, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(v_M)), `%X%`_shape(Lnn_2, `%`_dim(v_M)), vcvtop, v_1) = v
-    -- if (($halfop(`%X%`_shape(Lnn_1, `%`_dim(v_M)), `%X%`_shape(Lnn_2, `%`_dim(v_M)), vcvtop) = ?()) /\ ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(v_M)), `%X%`_shape(Lnn_2, `%`_dim(v_M)), vcvtop) = ?()))
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(v_M)), v_1)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(v_M)), `%X%`_shape(Lnn_2, `%`_dim(v_M)), vcvtop, c_1#142)*{c_1#142 <- c_1_lst})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(v_M)), c_lst#30)*{c_lst#30 <- c_lst_lst})
-    -- wf_uN: `%%`(128, v)
-    -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(v_M)))
-    -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(v_M)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN, v_half : half}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
-    -- if ($halfop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(v_half))
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)[$fun_half(v_half, 0, M_2) : M_2]
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#144)*{c_1#144 <- c_1_lst})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c_lst#32)*{c_lst#32 <- c_lst_lst})
-    -- wf_uN: `%%`(128, v)
-    -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, v_1) = v
-    -- if ($zeroop(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop) = ?(ZERO_zero))
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape(Lnn_1, `%`_dim(M_1)), v_1)
-    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, `%`_dim(M_1)), `%X%`_shape(Lnn_2, `%`_dim(M_2)), vcvtop, c_1#146)*{c_1#146 <- c_1_lst} ++ [$fun_zero(Lnn_2)]^M_1{})
-    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, `%`_dim(M_2)), c_lst#34)*{c_lst#34 <- c_lst_lst})
-    -- wf_uN: `%%`(128, v)
-    -- wf_shape: `%`(`%X%`_shape(Lnn_1, `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape(Lnn_2, `%`_dim(M_2)))
+  def $fun_vcvtop__{Lnn_1 : lanetype, v_M : nat, Lnn_2 : lanetype, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), `%X%`_shape(Lnn_2, mk_dim_dim(v_M)), vcvtop, v_1) = v
+    -- if (($halfop(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), `%X%`_shape(Lnn_2, mk_dim_dim(v_M)), vcvtop) = ?()) /\ ($zeroop(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), `%X%`_shape(Lnn_2, mk_dim_dim(v_M)), vcvtop) = ?()))
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), v_1)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), `%X%`_shape(Lnn_2, mk_dim_dim(v_M)), vcvtop, c_1_204)*{c_1_204 <- c_1_lst})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, mk_dim_dim(v_M)), c_lst_30)*{c_lst_30 <- c_lst_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape(Lnn_1, mk_dim_dim(v_M))), iter_199))*{iter_199 <- $lanes_(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter_201))*{iter_201 <- iter_200}*{iter_200 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), `%X%`_shape(Lnn_2, mk_dim_dim(v_M)), vcvtop, c_1_205)*{c_1_205 <- c_1_lst})}
+    -- (wf_lane_: `%%`(Lnn_2, iter_202))*{iter_202 <- $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)), `%X%`_shape(Lnn_2, mk_dim_dim(v_M)), vcvtop, c_1_206)}*{c_1_206 <- c_1_lst}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, mk_dim_dim(v_M)), c_lst_31)))*{c_lst_31 <- c_lst_lst}
+    -- wf_shape: `%`(`%X%`_shape(Lnn_1, mk_dim_dim(v_M)))
+    -- wf_shape: `%`(`%X%`_shape(Lnn_2, mk_dim_dim(v_M)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN, v_half : half}(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, v_1) = v
+    -- if ($halfop(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop) = ?(v_half))
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), v_1)[$fun_half(v_half, 0, M_2) : M_2]
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, c_1_208)*{c_1_208 <- c_1_lst})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, mk_dim_dim(M_2)), c_lst_33)*{c_lst_33 <- c_lst_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape(Lnn_1, mk_dim_dim(M_1))), iter_203))*{iter_203 <- $lanes_(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter_205))*{iter_205 <- iter_204}*{iter_204 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, c_1_209)*{c_1_209 <- c_1_lst})}
+    -- (wf_lane_: `%%`(Lnn_2, iter_206))*{iter_206 <- $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, c_1_210)}*{c_1_210 <- c_1_lst}
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, mk_dim_dim(M_2)), c_lst_34)))*{c_lst_34 <- c_lst_lst}
+    -- wf_shape: `%`(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape(Lnn_2, mk_dim_dim(M_2)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vcvtop__{Lnn_1 : lanetype, M_1 : nat, Lnn_2 : lanetype, M_2 : nat, vcvtop : vcvtop__, v_1 : uN, v : uN}(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, v_1) = v
+    -- if ($zeroop(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop) = ?(ZERO_zero))
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), v_1)
+    -- let{c_lst_lst : lane_**} c_lst_lst = $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, c_1_212)*{c_1_212 <- c_1_lst} ++ [$fun_zero(Lnn_2)]^M_1{})
+    -- if (v <- $inv_lanes_(`%X%`_shape(Lnn_2, mk_dim_dim(M_2)), c_lst_36)*{c_lst_36 <- c_lst_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape(Lnn_1, mk_dim_dim(M_1))), iter_207))*{iter_207 <- $lanes_(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`(Lnn_2, iter_209))*{iter_209 <- iter_208}*{iter_208 <- $setproduct_(syntax lane_, $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, c_1_213)*{c_1_213 <- c_1_lst} ++ [$fun_zero(Lnn_2)]^M_1{})}
+    -- (wf_lane_: `%%`(Lnn_2, iter_210))*{iter_210 <- $lcvtop__(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)), `%X%`_shape(Lnn_2, mk_dim_dim(M_2)), vcvtop, c_1_214)}*{c_1_214 <- c_1_lst}
+    -- wf_lane_: `%%`(Lnn_2, $fun_zero(Lnn_2))
+    -- (wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(Lnn_2, mk_dim_dim(M_2)), c_lst_37)))*{c_lst_37 <- c_lst_lst}
+    -- wf_shape: `%`(`%X%`_shape(Lnn_1, mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape(Lnn_2, mk_dim_dim(M_2)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vshiftop_(v_ishape : ishape, v_vshiftop_ : vshiftop_, v_vec_ : vec_, v_u32 : u32) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I32_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I32_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ishl_, v, i)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I64_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I64_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ishl_, v, i)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I8_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I8_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ishl_, v, i)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I16_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ishl_, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I16_Jnn, v_M, SHL_vshiftop_Jnn_M), v, i) = $ivshiftop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ishl_, v, i)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I32_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), def $ishr_, v_sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I32_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), def $ishr_, v_sx, v, i)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I64_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), def $ishr_, v_sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I64_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), def $ishr_, v_sx, v, i)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I8_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), def $ishr_, v_sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I8_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), def $ishr_, v_sx, v, i)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(v_M))), mk_vshiftop__0_vshiftop_(I16_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), def $ishr_, v_sx, v, i)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $fun_vshiftop_{v_M : nat, v_sx : sx, v : uN, i : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M))), mk_vshiftop__0_vshiftop_(I16_Jnn, v_M, SHR_vshiftop_Jnn_M(v_sx)), v, i) = $ivshiftopsx_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), def $ishr_, v_sx, v, i)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vbitmaskop_(v_ishape : ishape, v_vec_ : vec_) : u32
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vbitmaskop_{v_M : nat, v : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(v_M)))
+  def $vbitmaskop_{v_M : nat, v : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(v_M)), v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vbitmaskop_{v_M : nat, v : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(v_M)))
+  def $vbitmaskop_{v_M : nat, v : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(v_M)), v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vbitmaskop_{v_M : nat, v : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(v_M)))
+  def $vbitmaskop_{v_M : nat, v : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(v_M)), v)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vbitmaskop_{v_M : nat, v : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)), v)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(v_M)))
+  def $vbitmaskop_{v_M : nat, v : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(v_M))), v) = $ivbitmaskop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(v_M)), v)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vswizzlop_(v_bshape : bshape, v_vswizzlop_ : vswizzlop_, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vswizzlop_{v_M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(v_M))), mk_vswizzlop__0_vswizzlop_(v_M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $iswizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(v_M)))
+  def $fun_vswizzlop_{v_M : nat, v_1 : uN, v_2 : uN}(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M))), mk_vswizzlop__0_vswizzlop_(v_M, SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $iswizzle_lane_, v_1, v_2)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vswizzlop_{v_M : nat, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(v_M))), mk_vswizzlop__0_vswizzlop_(v_M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), def $irelaxed_swizzle_lane_, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(v_M)))
+  def $fun_vswizzlop_{v_M : nat, v_1 : uN, v_2 : uN}(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M))), mk_vswizzlop__0_vswizzlop_(v_M, RELAXED_SWIZZLE_vswizzlop_M), v_1, v_2) = $ivswizzlop_(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), def $irelaxed_swizzle_lane_, v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vshufflop_(v_bshape : bshape, var_0 : laneidx*, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(v_M))), i_lst, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, `%`_dim(v_M)), i_lst, v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape(I8_lanetype, `%`_dim(v_M)))
+  def $vshufflop_{v_M : nat, i_lst : laneidx*, v_1 : uN, v_2 : uN}(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M))), i_lst, v_1, v_2) = $ivshufflop_(`%X%`_shape(I8_lanetype, mk_dim_dim(v_M)), i_lst, v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $vnarrowop__(shape_1 : shape, shape_2 : shape, v_sx : sx, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#148)))*{c_1#148 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2#100)))*{c_2#100 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#2)*{c'_1#2 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2#2)*{c'_2#2 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#3)))*{c'_1#3 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#3)))*{c'_2#3 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#150)))*{c_1#150 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2#102)))*{c_2#102 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#5)*{c'_1#5 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2#5)*{c'_2#5 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#6)))*{c'_1#6 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#6)))*{c'_2#6 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#152)))*{c_1#152 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2#104)))*{c_2#104 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#8)*{c'_1#8 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2#8)*{c'_2#8 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#9)))*{c'_1#9 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#9)))*{c'_2#9 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#154)))*{c_1#154 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2#106)))*{c_2#106 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1#11)*{c'_1#11 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2#11)*{c'_2#11 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1#12)))*{c'_1#12 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2#12)))*{c'_2#12 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#156)))*{c_1#156 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2#108)))*{c_2#108 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#14)*{c'_1#14 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2#14)*{c'_2#14 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#15)))*{c'_1#15 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#15)))*{c'_2#15 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#158)))*{c_1#158 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2#110)))*{c_2#110 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#17)*{c'_1#17 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2#17)*{c'_2#17 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#18)))*{c'_1#18 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#18)))*{c'_2#18 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#160)))*{c_1#160 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2#112)))*{c_2#112 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#20)*{c'_1#20 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2#20)*{c'_2#20 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#21)))*{c'_1#21 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#21)))*{c'_2#21 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#162)))*{c_1#162 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2#114)))*{c_2#114 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1#23)*{c'_1#23 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2#23)*{c'_2#23 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1#24)))*{c'_1#24 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2#24)))*{c'_2#24 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#164)))*{c_1#164 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2#116)))*{c_2#116 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#26)*{c'_1#26 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2#26)*{c'_2#26 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#27)))*{c'_1#27 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#27)))*{c'_2#27 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#166)))*{c_1#166 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2#118)))*{c_2#118 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#29)*{c'_1#29 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2#29)*{c'_2#29 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#30)))*{c'_1#30 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#30)))*{c'_2#30 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#168)))*{c_1#168 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2#120)))*{c_2#120 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#32)*{c'_1#32 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2#32)*{c'_2#32 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#33)))*{c'_1#33 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#33)))*{c'_2#33 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#170)))*{c_1#170 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2#122)))*{c_2#122 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1#35)*{c'_1#35 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2#35)*{c'_2#35 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1#36)))*{c'_1#36 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2#36)))*{c'_2#36 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#172)))*{c_1#172 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2#124)))*{c_2#124 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#38)*{c'_1#38 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2#38)*{c'_2#38 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#39)))*{c'_1#39 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#39)))*{c'_2#39 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#174)))*{c_1#174 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2#126)))*{c_2#126 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#41)*{c'_1#41 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2#41)*{c'_2#41 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#42)))*{c'_1#42 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#42)))*{c'_2#42 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#176)))*{c_1#176 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2#128)))*{c_2#128 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#44)*{c'_1#44 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2#44)*{c'_2#44 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#45)))*{c'_1#45 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#45)))*{c'_2#45 <- c'_2_lst}
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), v_sx, v_1, v_2) = v
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)
-    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#178)))*{c_1#178 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2#130)))*{c_2#130 <- c_2_lst}
-    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1#47)*{c'_1#47 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2#47)*{c'_2#47 <- c'_2_lst})
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1#48)))*{c'_1#48 <- c'_1_lst}
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2#48)))*{c'_2#48 <- c'_2_lst}
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_216)))*{c_1_216 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_146)))*{c_2_146 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_2)*{c'_1_2 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_2)*{c'_2_2 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_211))*{iter_211 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_212))*{iter_212 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_217)))))*{c_1_217 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_147)))))*{c_2_147 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_3)*{c'_1_3 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_3)*{c'_2_3 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1_4)))*{c'_1_4 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2_4)))*{c'_2_4 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_219)))*{c_1_219 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_149)))*{c_2_149 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_6)*{c'_1_6 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_6)*{c'_2_6 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_213))*{iter_213 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_214))*{iter_214 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_220)))))*{c_1_220 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_150)))))*{c_2_150 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_7)*{c'_1_7 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_7)*{c'_2_7 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1_8)))*{c'_1_8 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2_8)))*{c'_2_8 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_222)))*{c_1_222 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_152)))*{c_2_152 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_10)*{c'_1_10 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_10)*{c'_2_10 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_215))*{iter_215 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_216))*{iter_216 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_223)))))*{c_1_223 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_153)))))*{c_2_153 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_11)*{c'_1_11 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_11)*{c'_2_11 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1_12)))*{c'_1_12 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2_12)))*{c'_2_12 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_225)))*{c_1_225 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_155)))*{c_2_155 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_14)*{c'_1_14 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_14)*{c'_2_14 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_217))*{iter_217 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_218))*{iter_218 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_226)))))*{c_1_226 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_2_156)))))*{c_2_156 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c'_1_15)*{c'_1_15 <- c'_1_lst} ++ mk_lane__2_lane_(I32_Jnn, c'_2_15)*{c'_2_15 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_1_16)))*{c'_1_16 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c'_2_16)))*{c'_2_16 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_228)))*{c_1_228 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_158)))*{c_2_158 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_18)*{c'_1_18 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_18)*{c'_2_18 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_219))*{iter_219 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_220))*{iter_220 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_229)))))*{c_1_229 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_159)))))*{c_2_159 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_19)*{c'_1_19 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_19)*{c'_2_19 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1_20)))*{c'_1_20 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2_20)))*{c'_2_20 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_231)))*{c_1_231 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_161)))*{c_2_161 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_22)*{c'_1_22 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_22)*{c'_2_22 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_221))*{iter_221 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_222))*{iter_222 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_232)))))*{c_1_232 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_162)))))*{c_2_162 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_23)*{c'_1_23 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_23)*{c'_2_23 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1_24)))*{c'_1_24 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2_24)))*{c'_2_24 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_234)))*{c_1_234 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_164)))*{c_2_164 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_26)*{c'_1_26 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_26)*{c'_2_26 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_223))*{iter_223 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_224))*{iter_224 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_235)))))*{c_1_235 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_165)))))*{c_2_165 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_27)*{c'_1_27 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_27)*{c'_2_27 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1_28)))*{c'_1_28 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2_28)))*{c'_2_28 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_237)))*{c_1_237 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_167)))*{c_2_167 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_30)*{c'_1_30 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_30)*{c'_2_30 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_225))*{iter_225 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_226))*{iter_226 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_238)))))*{c_1_238 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_2_168)))))*{c_2_168 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c'_1_31)*{c'_1_31 <- c'_1_lst} ++ mk_lane__2_lane_(I64_Jnn, c'_2_31)*{c'_2_31 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_1_32)))*{c'_1_32 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c'_2_32)))*{c'_2_32 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_240)))*{c_1_240 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_170)))*{c_2_170 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_34)*{c'_1_34 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_34)*{c'_2_34 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_227))*{iter_227 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_228))*{iter_228 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_241)))))*{c_1_241 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_171)))))*{c_2_171 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_35)*{c'_1_35 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_35)*{c'_2_35 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1_36)))*{c'_1_36 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2_36)))*{c'_2_36 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_243)))*{c_1_243 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_173)))*{c_2_173 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_38)*{c'_1_38 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_38)*{c'_2_38 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_229))*{iter_229 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_230))*{iter_230 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_244)))))*{c_1_244 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_174)))))*{c_2_174 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_39)*{c'_1_39 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_39)*{c'_2_39 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1_40)))*{c'_1_40 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2_40)))*{c'_2_40 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_246)))*{c_1_246 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_176)))*{c_2_176 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_42)*{c'_1_42 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_42)*{c'_2_42 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_231))*{iter_231 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_232))*{iter_232 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_247)))))*{c_1_247 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_177)))))*{c_2_177 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_43)*{c'_1_43 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_43)*{c'_2_43 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1_44)))*{c'_1_44 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2_44)))*{c'_2_44 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_249)))*{c_1_249 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_179)))*{c_2_179 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_46)*{c'_1_46 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_46)*{c'_2_46 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_233))*{iter_233 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_234))*{iter_234 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_250)))))*{c_1_250 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_2_180)))))*{c_2_180 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c'_1_47)*{c'_1_47 <- c'_1_lst} ++ mk_lane__2_lane_(I8_Jnn, c'_2_47)*{c'_2_47 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_1_48)))*{c'_1_48 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c'_2_48)))*{c'_2_48 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_252)))*{c_1_252 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_182)))*{c_2_182 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_50)*{c'_1_50 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_50)*{c'_2_50 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_235))*{iter_235 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_236))*{iter_236 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_253)))))*{c_1_253 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I32_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_183)))))*{c_2_183 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_51)*{c'_1_51 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_51)*{c'_2_51 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1_52)))*{c'_1_52 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2_52)))*{c'_2_52 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_255)))*{c_1_255 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_185)))*{c_2_185 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_54)*{c'_1_54 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_54)*{c'_2_54 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_237))*{iter_237 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_238))*{iter_238 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_256)))))*{c_1_256 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I64_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_186)))))*{c_2_186 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_55)*{c'_1_55 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_55)*{c'_2_55 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1_56)))*{c'_1_56 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2_56)))*{c'_2_56 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_258)))*{c_1_258 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_188)))*{c_2_188 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_58)*{c'_1_58 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_58)*{c'_2_58 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_239))*{iter_239 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_240))*{iter_240 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_259)))))*{c_1_259 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I8_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_189)))))*{c_2_189 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_59)*{c'_1_59 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_59)*{c'_2_59 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1_60)))*{c'_1_60 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2_60)))*{c'_2_60 <- c'_2_lst}
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $vnarrowop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), v_sx, v_1, v_2) = v
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)
+    -- let{c'_1_lst : iN*} c'_1_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_261)))*{c_1_261 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_191)))*{c_2_191 <- c_2_lst}
+    -- let{v : vec_} v = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_62)*{c'_1_62 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_62)*{c'_2_62 <- c'_2_lst})
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_241))*{iter_241 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_242))*{iter_242 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_262)))))*{c_1_262 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $narrow__($lsize($lanetype_Jnn(I16_Jnn)), $lsize($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_2_192)))))*{c_2_192 <- c_2_lst}
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c'_1_63)*{c'_1_63 <- c'_1_lst} ++ mk_lane__2_lane_(I16_Jnn, c'_2_63)*{c'_2_63 <- c'_2_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_1_64)))*{c'_1_64 <- c'_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c'_2_64)))*{c'_2_64 <- c'_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivadd_pairwise_(v_N : N, var_0 : iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivadd_pairwise_{v_N : nat, i_lst : iN*, j_1_lst : N*, j_2_lst : N*}(v_N, i_lst) = $iadd_(v_N, `%`_iN(j_1), `%`_iN(j_2))*{j_1 <- j_1_lst, j_2 <- j_2_lst}
-    -- if ($concat_(syntax N, [j_1#1 j_2#1]*{j_1#1 <- j_1_lst, j_2#1 <- j_2_lst}) = $proj_uN_0(i#139350).0*{i#139350 <- i_lst})
-    -- (wf_uN: `%%`(v_N, `%`_uN(j_1#2)))*{j_1#2 <- j_1_lst}
-    -- (wf_uN: `%%`(v_N, `%`_uN(j_2#2)))*{j_2#2 <- j_2_lst}
+  def $ivadd_pairwise_{v_N : nat, i_lst : iN*, j_1_lst : N*, j_2_lst : N*}(v_N, i_lst) = $iadd_(v_N, mk_uN_iN(j_1), mk_uN_iN(j_2))*{j_1 <- j_1_lst, j_2 <- j_2_lst}
+    -- if ($concat_(syntax N, [j_1_1 j_2_1]*{j_1_1 <- j_1_lst, j_2_1 <- j_2_lst}) = $proj_uN_0(i_139345).0*{i_139345 <- i_lst})
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextunop__(shape_1 : shape, shape_2 : shape, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#293)*{c#293 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#180)))*{c_1#180 <- c_1_lst}
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_213)*{c_213 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_264)))*{c_1_264 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#292)))*{c#292 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#296)*{c#296 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#182)))*{c_1#182 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_243))*{iter_243 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_265)))))*{c_1_265 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_244))*{iter_244 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_215)*{c_215 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_267)))*{c_1_267 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#295)))*{c#295 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#299)*{c#299 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#184)))*{c_1#184 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_245))*{iter_245 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_268)))))*{c_1_268 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_246))*{iter_246 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_217)*{c_217 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_270)))*{c_1_270 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#298)))*{c#298 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#302)*{c#302 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1#186)))*{c_1#186 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_247))*{iter_247 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_271)))))*{c_1_271 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_248))*{iter_248 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_219)*{c_219 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_273)))*{c_1_273 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#301)))*{c#301 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#305)*{c#305 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#188)))*{c_1#188 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_249))*{iter_249 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), v_sx, !($proj_lane__2(c_1_274)))))*{c_1_274 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_250))*{iter_250 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_221)*{c_221 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_276)))*{c_1_276 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#304)))*{c#304 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#308)*{c#308 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#190)))*{c_1#190 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_251))*{iter_251 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_277)))))*{c_1_277 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_252))*{iter_252 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_223)*{c_223 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_279)))*{c_1_279 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#307)))*{c#307 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#311)*{c#311 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#192)))*{c_1#192 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_253))*{iter_253 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_280)))))*{c_1_280 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_254))*{iter_254 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_225)*{c_225 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_282)))*{c_1_282 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#310)))*{c#310 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#314)*{c#314 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1#194)))*{c_1#194 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_255))*{iter_255 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_283)))))*{c_1_283 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_256))*{iter_256 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_227)*{c_227 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_285)))*{c_1_285 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#313)))*{c#313 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#317)*{c#317 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#196)))*{c_1#196 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_257))*{iter_257 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), v_sx, !($proj_lane__2(c_1_286)))))*{c_1_286 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_258))*{iter_258 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_229)*{c_229 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_288)))*{c_1_288 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#316)))*{c#316 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#320)*{c#320 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#198)))*{c_1#198 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_259))*{iter_259 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_289)))))*{c_1_289 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_260))*{iter_260 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_231)*{c_231 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_291)))*{c_1_291 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#319)))*{c#319 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#323)*{c#323 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#200)))*{c_1#200 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_261))*{iter_261 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_292)))))*{c_1_292 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_262))*{iter_262 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_233)*{c_233 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_294)))*{c_1_294 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#322)))*{c#322 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#326)*{c#326 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1#202)))*{c_1#202 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_263))*{iter_263 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_295)))))*{c_1_295 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_264))*{iter_264 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_235)*{c_235 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_297)))*{c_1_297 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#325)))*{c#325 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#329)*{c#329 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#204)))*{c_1#204 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_265))*{iter_265 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), v_sx, !($proj_lane__2(c_1_298)))))*{c_1_298 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_266))*{iter_266 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_237)*{c_237 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_300)))*{c_1_300 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#328)))*{c#328 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#332)*{c#332 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#206)))*{c_1#206 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_267))*{iter_267 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_301)))))*{c_1_301 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_268))*{iter_268 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_239)*{c_239 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_303)))*{c_1_303 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#331)))*{c#331 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#335)*{c#335 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#208)))*{c_1#208 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_269))*{iter_269 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_304)))))*{c_1_304 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_270))*{iter_270 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_241)*{c_241 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_306)))*{c_1_306 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#334)))*{c#334 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#338)*{c#338 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1#210)))*{c_1#210 <- c_1_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_271))*{iter_271 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_307)))))*{c_1_307 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_272))*{iter_272 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextunop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*) : iN*, v_sx : sx, v_1 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, v_sx, v_1) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_243)*{c_243 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_309)))*{c_1_309 <- c_1_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#337)))*{c#337 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_273))*{iter_273 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), v_sx, !($proj_lane__2(c_1_310)))))*{c_1_310 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_274))*{iter_274 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vextunop__(ishape_1 : ishape, ishape_2 : ishape, v_vextunop__ : vextunop__, v_vec_ : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
+  def $fun_vextunop__{M_1 : nat, M_2 : nat, v_sx : sx, v_1 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(v_sx)), v_1) = $ivextunop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivadd_pairwise_, v_sx, v_1)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_(v_N : N, var_0 : iN*, var_1 : iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_{v_N : nat, i_1_lst : iN*, i_2_lst : iN*, j_1_lst : iN*, j_2_lst : iN*}(v_N, i_1_lst, i_2_lst) = $iadd_(v_N, j_1, j_2)*{j_1 <- j_1_lst, j_2 <- j_2_lst}
-    -- if ($concat_(syntax iN, [j_1#3 j_2#3]*{j_1#3 <- j_1_lst, j_2#3 <- j_2_lst}) = $imul_(v_N, i_1#2, i_2#2)*{i_1#2 <- i_1_lst, i_2#2 <- i_2_lst})
-    -- (wf_uN: `%%`(v_N, j_1#4))*{j_1#4 <- j_1_lst}
-    -- (wf_uN: `%%`(v_N, j_2#4))*{j_2#4 <- j_2_lst}
+    -- if ($concat_(syntax iN, [j_1_2 j_2_2]*{j_1_2 <- j_1_lst, j_2_2 <- j_2_lst}) = $imul_(v_N, i_1_2, i_2_2)*{i_1_2 <- i_1_lst, i_2_2 <- i_2_lst})
+    -- (wf_uN: `%%`(v_N, iter_275))*{iter_275 <- $concat_(syntax iN, [j_1_3 j_2_3]*{j_1_3 <- j_1_lst, j_2_3 <- j_2_lst})}
+    -- (wf_uN: `%%`(v_N, $imul_(v_N, i_1_3, i_2_3)))*{i_1_3 <- i_1_lst, i_2_3 <- i_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivdot_sat_(v_N : N, var_0 : iN*, var_1 : iN*) : iN*
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
   def $ivdot_sat_{v_N : nat, i_1_lst : iN*, i_2_lst : iN*, j_1_lst : iN*, j_2_lst : iN*}(v_N, i_1_lst, i_2_lst) = $iadd_sat_(v_N, S_sx, j_1, j_2)*{j_1 <- j_1_lst, j_2 <- j_2_lst}
-    -- if ($concat_(syntax iN, [j_1#5 j_2#5]*{j_1#5 <- j_1_lst, j_2#5 <- j_2_lst}) = $imul_(v_N, i_1#4, i_2#4)*{i_1#4 <- i_1_lst, i_2#4 <- i_2_lst})
-    -- (wf_uN: `%%`(v_N, j_1#6))*{j_1#6 <- j_1_lst}
-    -- (wf_uN: `%%`(v_N, j_2#6))*{j_2#6 <- j_2_lst}
+    -- if ($concat_(syntax iN, [j_1_4 j_2_4]*{j_1_4 <- j_1_lst, j_2_4 <- j_2_lst}) = $imul_(v_N, i_1_5, i_2_5)*{i_1_5 <- i_1_lst, i_2_5 <- i_2_lst})
+    -- (wf_uN: `%%`(v_N, iter_276))*{iter_276 <- $concat_(syntax iN, [j_1_5 j_2_5]*{j_1_5 <- j_1_lst, j_2_5 <- j_2_lst})}
+    -- (wf_uN: `%%`(v_N, $imul_(v_N, i_1_6, i_2_6)))*{i_1_6 <- i_1_lst, i_2_6 <- i_2_lst}
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivextbinop__(shape_1 : shape, shape_2 : shape, def $f_(v_N : N, iN*, iN*) : iN*, v_sx : sx, v_sx_0 : sx, v_laneidx : laneidx, v_laneidx_0 : laneidx, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#341)*{c#341 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#212)))*{c_1#212 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#132)))*{c_2#132 <- c_2_lst}
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_245)*{c_245 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_312)))*{c_1_312 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_194)))*{c_2_194 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#340)))*{c#340 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#344)*{c#344 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#214)))*{c_1#214 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#134)))*{c_2#134 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_277))*{iter_277 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_278))*{iter_278 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_313)))))*{c_1_313 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_195)))))*{c_2_195 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_279))*{iter_279 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_247)*{c_247 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_315)))*{c_1_315 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_197)))*{c_2_197 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#343)))*{c#343 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#347)*{c#347 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#216)))*{c_1#216 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#136)))*{c_2#136 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_280))*{iter_280 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_281))*{iter_281 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_316)))))*{c_1_316 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_198)))))*{c_2_198 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_282))*{iter_282 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_249)*{c_249 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_318)))*{c_1_318 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_200)))*{c_2_200 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#346)))*{c#346 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I32_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c#350)*{c#350 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1#218)))*{c_1#218 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2#138)))*{c_2#138 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_283))*{iter_283 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_284))*{iter_284 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_319)))))*{c_1_319 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_201)))))*{c_2_201 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_285))*{iter_285 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I32_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I32_Jnn, c_251)*{c_251 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_321)))*{c_1_321 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_203)))*{c_2_203 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I32_Jnn, c#349)))*{c#349 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#353)*{c#353 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#220)))*{c_1#220 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#140)))*{c_2#140 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_286))*{iter_286 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_287))*{iter_287 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_1, !($proj_lane__2(c_1_322)))))*{c_1_322 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I32_Jnn)), sx_2, !($proj_lane__2(c_2_204)))))*{c_2_204 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I32_Jnn)), iter_288))*{iter_288 <- $f_($lsizenn2($lanetype_Jnn(I32_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_253)*{c_253 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_324)))*{c_1_324 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_206)))*{c_2_206 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#352)))*{c#352 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#356)*{c#356 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#222)))*{c_1#222 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#142)))*{c_2#142 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_289))*{iter_289 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_290))*{iter_290 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_325)))))*{c_1_325 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_207)))))*{c_2_207 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_291))*{iter_291 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_255)*{c_255 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_327)))*{c_1_327 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_209)))*{c_2_209 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#355)))*{c#355 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#359)*{c#359 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#224)))*{c_1#224 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#144)))*{c_2#144 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_292))*{iter_292 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_293))*{iter_293 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_328)))))*{c_1_328 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_210)))))*{c_2_210 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_294))*{iter_294 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_257)*{c_257 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_330)))*{c_1_330 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_212)))*{c_2_212 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#358)))*{c#358 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I64_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c#362)*{c#362 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1#226)))*{c_1#226 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2#146)))*{c_2#146 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_295))*{iter_295 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_296))*{iter_296 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_331)))))*{c_1_331 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_213)))))*{c_2_213 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_297))*{iter_297 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I64_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I64_Jnn, c_259)*{c_259 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_333)))*{c_1_333 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_215)))*{c_2_215 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I64_Jnn, c#361)))*{c#361 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#365)*{c#365 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#228)))*{c_1#228 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#148)))*{c_2#148 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_298))*{iter_298 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_299))*{iter_299 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_1, !($proj_lane__2(c_1_334)))))*{c_1_334 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I64_Jnn)), sx_2, !($proj_lane__2(c_2_216)))))*{c_2_216 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I64_Jnn)), iter_300))*{iter_300 <- $f_($lsizenn2($lanetype_Jnn(I64_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_261)*{c_261 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_336)))*{c_1_336 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_218)))*{c_2_218 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#364)))*{c#364 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#368)*{c#368 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#230)))*{c_1#230 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#150)))*{c_2#150 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_301))*{iter_301 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_302))*{iter_302 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_337)))))*{c_1_337 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_219)))))*{c_2_219 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_303))*{iter_303 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_263)*{c_263 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_339)))*{c_1_339 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_221)))*{c_2_221 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#367)))*{c#367 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#371)*{c#371 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#232)))*{c_1#232 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#152)))*{c_2#152 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_304))*{iter_304 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_305))*{iter_305 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_340)))))*{c_1_340 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_222)))))*{c_2_222 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_306))*{iter_306 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_265)*{c_265 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_342)))*{c_1_342 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_224)))*{c_2_224 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#370)))*{c#370 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I8_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c#374)*{c#374 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1#234)))*{c_1#234 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2#154)))*{c_2#154 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_307))*{iter_307 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_308))*{iter_308 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_343)))))*{c_1_343 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_225)))))*{c_2_225 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_309))*{iter_309 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I8_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I8_Jnn, c_267)*{c_267 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_345)))*{c_1_345 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_227)))*{c_2_227 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I8_Jnn, c#373)))*{c#373 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#377)*{c#377 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#236)))*{c_1#236 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#156)))*{c_2#156 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_310))*{iter_310 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_311))*{iter_311 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_1, !($proj_lane__2(c_1_346)))))*{c_1_346 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I8_Jnn)), sx_2, !($proj_lane__2(c_2_228)))))*{c_2_228 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I8_Jnn)), iter_312))*{iter_312 <- $f_($lsizenn2($lanetype_Jnn(I8_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_269)*{c_269 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_348)))*{c_1_348 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_230)))*{c_2_230 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#376)))*{c#376 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#380)*{c#380 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#238)))*{c_1#238 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#158)))*{c_2#158 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_313))*{iter_313 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), iter_314))*{iter_314 <- $lanes_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_349)))))*{c_1_349 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I32_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_231)))))*{c_2_231 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_315))*{iter_315 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_271)*{c_271 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_351)))*{c_1_351 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_233)))*{c_2_233 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#379)))*{c#379 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#383)*{c#383 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#240)))*{c_1#240 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#160)))*{c_2#160 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_316))*{iter_316 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), iter_317))*{iter_317 <- $lanes_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_352)))))*{c_1_352 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I64_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_234)))))*{c_2_234 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_318))*{iter_318 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_273)*{c_273 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_354)))*{c_1_354 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_236)))*{c_2_236 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#382)))*{c#382 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, `%`_dim(M_1)), `%X%`_shape(I16_lanetype, `%`_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c#386)*{c#386 <- c_lst})
-    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
-    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1#242)))*{c_1#242 <- c_1_lst}
-    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2#162)))*{c_2#162 <- c_2_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_319))*{iter_319 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), iter_320))*{iter_320 <- $lanes_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_355)))))*{c_1_355 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I8_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_237)))))*{c_2_237 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_321))*{iter_321 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $ivextbinop__{M_1 : nat, M_2 : nat, def $f_(v_N : N, iN*, iN*) : iN*, sx_1 : sx, sx_2 : sx, i : uN, k : uN, v_1 : uN, v_2 : uN}(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1)), `%X%`_shape(I16_lanetype, mk_dim_dim(M_2)), def $f_, sx_1, sx_2, i, k, v_1, v_2) = $inv_lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_lane__2_lane_(I16_Jnn, c_275)*{c_275 <- c_lst})
+    -- let{c_1_lst : lane_*} c_1_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c_2_lst : lane_*} c_2_lst = $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)[$proj_uN_0(i).0 : $proj_uN_0(k).0]
+    -- let{c'_1_lst : iN*} c'_1_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_357)))*{c_1_357 <- c_1_lst}
+    -- let{c'_2_lst : iN*} c'_2_lst = $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_239)))*{c_2_239 <- c_2_lst}
     -- let{c_lst : iN*} c_lst = $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_lane__2_lane_(I16_Jnn, c#385)))*{c#385 <- c_lst}
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_322))*{iter_322 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_1)}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), iter_323))*{iter_323 <- $lanes_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), v_2)}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_1, !($proj_lane__2(c_1_358)))))*{c_1_358 <- c_1_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), $extend__($lsizenn1($lanetype_Jnn(I16_Jnn)), $lsizenn2($lanetype_Jnn(I16_Jnn)), sx_2, !($proj_lane__2(c_2_240)))))*{c_2_240 <- c_2_lst}
+    -- (wf_uN: `%%`($lsize($lanetype_Jnn(I16_Jnn)), iter_324))*{iter_324 <- $f_($lsizenn2($lanetype_Jnn(I16_Jnn)), c'_1_lst, c'_2_lst)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)))
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $ivmul_(v_N : N, var_0 : iN*, var_1 : iN*) : iN*
@@ -10888,536 +11718,376 @@ def $ivmul_(v_N : N, var_0 : iN*, var_1 : iN*) : iN*
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vextbinop__(ishape_1 : ishape, ishape_2 : ishape, v_vextbinop__ : vextbinop__, v_vec_ : vec_, v_vec__0 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivmul_, v_sx, v_sx, `%`_laneidx($fun_half(v_half, 0, M_2)), `%`_laneidx(M_2), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN($fun_half(v_half, 0, M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(M_2))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_, S_sx, S_sx, `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), `%`_laneidx(0), `%`_laneidx(M_1), v_1, v_2)
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_uN: `%%`(8, `%`_uN(0))
-    -- wf_uN: `%%`(8, `%`_uN(M_1))
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_half : half, v_sx : sx, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(v_half, v_sx)), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivmul_, v_sx, v_sx, mk_uN_laneidx($fun_half(v_half, 0, M_2)), mk_uN_laneidx(M_2), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_, S_sx, S_sx, mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextbinop__{M_1 : nat, M_2 : nat, v_1 : uN, v_2 : uN}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), v_1, v_2) = $ivextbinop__(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1)), `%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), def $ivdot_sat_, S_sx, $fun_relaxed2($R_idot, syntax sx, S_sx, U_sx), mk_uN_laneidx(0), mk_uN_laneidx(M_1), v_1, v_2)
 
 ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
 def $fun_vextternop__(ishape_1 : ishape, ishape_2 : ishape, v_vextternop__ : vextternop__, v_vec_ : vec_, v_vec__0 : vec_, v_vec__1 : vec_) : vec_
   ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I32_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_325))*{iter_325 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I64_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_326))*{iter_326 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I8_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_327))*{iter_327 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I32_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I16_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_328))*{iter_328 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I32_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I32_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I32_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_329))*{iter_329 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I64_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_330))*{iter_330 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I8_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_331))*{iter_331 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I64_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I16_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_332))*{iter_332 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I64_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I64_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I32_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_333))*{iter_333 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I64_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_334))*{iter_334 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I8_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_335))*{iter_335 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I8_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I16_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_336))*{iter_336 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I8_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I8_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I32_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I32_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_337))*{iter_337 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I32_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I32_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I64_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I64_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_338))*{iter_338 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I64_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I64_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I8_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I8_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
-  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
-  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_1))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_339))*{iter_339 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I8_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I8_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
+  ;; ../../../../specification/wasm-3.0/3.2-numerics.vector.spectec
+  def $fun_vextternop__{M_1 : nat, M_2 : nat, c_1 : uN, c_2 : uN, c_3 : uN, c : uN, v_Jnn : Jnn}(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(M_2))), mk_vextternop___0_vextternop__(I16_Jnn, M_1, I16_Jnn, M_2, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2, c_3) = c
     -- if ($jsizenn(v_Jnn) = (2 * $lsizenn1($lanetype_Jnn(I16_Jnn))))
     -- let{v_M : M} v_M = (2 * M_2)
-    -- let{c' : vec_} c' = $fun_vextbinop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
-    -- let{c'' : vec_} c'' = $fun_vextunop__(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
-    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
-    -- wf_uN: `%%`(128, c)
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))))
-    -- wf_vextbinop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_1))), `%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
-    -- wf_ishape: `%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))))
-    -- wf_vextunop__: `%%%`(`%`_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), `%`_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)))
-    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), `%`_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
+    -- let{c' : vec_} c' = $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2)
+    -- let{c'' : vec_} c'' = $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c')
+    -- if (c <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2), c_1, c_2))
+    -- wf_uN: `%%`(128, $fun_vextunop__(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)), c'))
+    -- (wf_uN: `%%`(128, iter_340))*{iter_340 <- $fun_vbinop_(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M), c'', c_3)}
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))))
+    -- wf_vextbinop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_1))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_vextbinop___0_vextbinop__(I16_Jnn, M_1, v_Jnn, v_M, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+    -- wf_ishape: `%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))))
+    -- wf_vextunop__: `%%%`(mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_ishape_ishape(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2))), mk_vextunop___0_vextunop__(v_Jnn, v_M, I16_Jnn, M_2, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)))
+    -- wf_vbinop_: `%%`(`%X%`_shape($lanetype_Jnn(I16_Jnn), mk_dim_dim(M_2)), mk_vbinop__0_vbinop_(I16_Jnn, M_2, ADD_vbinop_Jnn_M))
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax num = 
@@ -11450,7 +12120,7 @@ relation wf_vec: `%`(vec)
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax result = 
   | _VALS(val_lst : val*)
-  | `(REF.EXN_ADDR%)THROW_REF`(v_exnaddr : exnaddr)
+  | `(REF_EXN_ADDR%)THROW_REF`(v_exnaddr : exnaddr)
   | TRAP
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -11462,7 +12132,7 @@ relation wf_result: `%`(result)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule result_case_1{v_exnaddr : exnaddr}:
-    `%`(`(REF.EXN_ADDR%)THROW_REF`_result(v_exnaddr))
+    `%`(`(REF_EXN_ADDR%)THROW_REF`_result(v_exnaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule result_case_2:
@@ -11470,12 +12140,12 @@ relation wf_result: `%`(result)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax hostfunc = 
-  | `...`
+  | mk_hostfunc
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax funccode = 
   | FUNC(v_typeidx : typeidx, local_lst : local*, v_expr : expr)
-  | `...`
+  | mk_funccode
 
 def $funccode_func(var_0 : func) : funccode
   def $funccode_func{x0 : typeidx, x1 : local*, x2 : expr}(FUNC_func(x0, x1, x2)) = FUNC_funccode(x0, x1, x2)
@@ -11491,7 +12161,7 @@ relation wf_funccode: `%`(funccode)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule funccode_case_1:
-    `%`(`...`_funccode)
+    `%`(mk_funccode_funccode)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax taginst = 
@@ -11610,40 +12280,40 @@ relation wf_packval: `%`(packval)
 syntax fieldval = 
   | CONST(v_numtype : numtype, num_)
   | VCONST(v_vectype : vectype, vec_)
-  | `REF.I31_NUM`(v_u31 : u31)
-  | `REF.NULL_ADDR`
-  | `REF.STRUCT_ADDR`(v_structaddr : structaddr)
-  | `REF.ARRAY_ADDR`(v_arrayaddr : arrayaddr)
-  | `REF.FUNC_ADDR`(v_funcaddr : funcaddr)
-  | `REF.EXN_ADDR`(v_exnaddr : exnaddr)
-  | `REF.HOST_ADDR`(v_hostaddr : hostaddr)
-  | `REF.EXTERN`(v_ref : ref)
+  | REF_I31_NUM(v_u31 : u31)
+  | REF_NULL_ADDR
+  | REF_STRUCT_ADDR(v_structaddr : structaddr)
+  | REF_ARRAY_ADDR(v_arrayaddr : arrayaddr)
+  | REF_FUNC_ADDR(v_funcaddr : funcaddr)
+  | REF_EXN_ADDR(v_exnaddr : exnaddr)
+  | REF_HOST_ADDR(v_hostaddr : hostaddr)
+  | REF_EXTERN(v_ref : ref)
   | PACK(v_packtype : packtype, iN)
 
 def $fieldval_packval(var_0 : packval) : fieldval
   def $fieldval_packval{x0 : packtype, x1 : iN}(PACK_packval(x0, x1)) = PACK_fieldval(x0, x1)
 
 def $fieldval_ref(var_0 : ref) : fieldval
-  def $fieldval_ref{x0 : u31}(`REF.I31_NUM`_ref(x0)) = `REF.I31_NUM`_fieldval(x0)
-  def $fieldval_ref(`REF.NULL_ADDR`_ref) = `REF.NULL_ADDR`_fieldval
-  def $fieldval_ref{x0 : structaddr}(`REF.STRUCT_ADDR`_ref(x0)) = `REF.STRUCT_ADDR`_fieldval(x0)
-  def $fieldval_ref{x0 : arrayaddr}(`REF.ARRAY_ADDR`_ref(x0)) = `REF.ARRAY_ADDR`_fieldval(x0)
-  def $fieldval_ref{x0 : funcaddr}(`REF.FUNC_ADDR`_ref(x0)) = `REF.FUNC_ADDR`_fieldval(x0)
-  def $fieldval_ref{x0 : exnaddr}(`REF.EXN_ADDR`_ref(x0)) = `REF.EXN_ADDR`_fieldval(x0)
-  def $fieldval_ref{x0 : hostaddr}(`REF.HOST_ADDR`_ref(x0)) = `REF.HOST_ADDR`_fieldval(x0)
-  def $fieldval_ref{x0 : ref}(`REF.EXTERN`_ref(x0)) = `REF.EXTERN`_fieldval(x0)
+  def $fieldval_ref{x0 : u31}(REF_I31_NUM_ref(x0)) = REF_I31_NUM_fieldval(x0)
+  def $fieldval_ref(REF_NULL_ADDR_ref) = REF_NULL_ADDR_fieldval
+  def $fieldval_ref{x0 : structaddr}(REF_STRUCT_ADDR_ref(x0)) = REF_STRUCT_ADDR_fieldval(x0)
+  def $fieldval_ref{x0 : arrayaddr}(REF_ARRAY_ADDR_ref(x0)) = REF_ARRAY_ADDR_fieldval(x0)
+  def $fieldval_ref{x0 : funcaddr}(REF_FUNC_ADDR_ref(x0)) = REF_FUNC_ADDR_fieldval(x0)
+  def $fieldval_ref{x0 : exnaddr}(REF_EXN_ADDR_ref(x0)) = REF_EXN_ADDR_fieldval(x0)
+  def $fieldval_ref{x0 : hostaddr}(REF_HOST_ADDR_ref(x0)) = REF_HOST_ADDR_fieldval(x0)
+  def $fieldval_ref{x0 : ref}(REF_EXTERN_ref(x0)) = REF_EXTERN_fieldval(x0)
 
 def $fieldval_val(var_0 : val) : fieldval
   def $fieldval_val{x0 : numtype, x1 : num_}(CONST_val(x0, x1)) = CONST_fieldval(x0, x1)
   def $fieldval_val{x0 : vectype, x1 : vec_}(VCONST_val(x0, x1)) = VCONST_fieldval(x0, x1)
-  def $fieldval_val{x0 : u31}(`REF.I31_NUM`_val(x0)) = `REF.I31_NUM`_fieldval(x0)
-  def $fieldval_val(`REF.NULL_ADDR`_val) = `REF.NULL_ADDR`_fieldval
-  def $fieldval_val{x0 : structaddr}(`REF.STRUCT_ADDR`_val(x0)) = `REF.STRUCT_ADDR`_fieldval(x0)
-  def $fieldval_val{x0 : arrayaddr}(`REF.ARRAY_ADDR`_val(x0)) = `REF.ARRAY_ADDR`_fieldval(x0)
-  def $fieldval_val{x0 : funcaddr}(`REF.FUNC_ADDR`_val(x0)) = `REF.FUNC_ADDR`_fieldval(x0)
-  def $fieldval_val{x0 : exnaddr}(`REF.EXN_ADDR`_val(x0)) = `REF.EXN_ADDR`_fieldval(x0)
-  def $fieldval_val{x0 : hostaddr}(`REF.HOST_ADDR`_val(x0)) = `REF.HOST_ADDR`_fieldval(x0)
-  def $fieldval_val{x0 : ref}(`REF.EXTERN`_val(x0)) = `REF.EXTERN`_fieldval(x0)
+  def $fieldval_val{x0 : u31}(REF_I31_NUM_val(x0)) = REF_I31_NUM_fieldval(x0)
+  def $fieldval_val(REF_NULL_ADDR_val) = REF_NULL_ADDR_fieldval
+  def $fieldval_val{x0 : structaddr}(REF_STRUCT_ADDR_val(x0)) = REF_STRUCT_ADDR_fieldval(x0)
+  def $fieldval_val{x0 : arrayaddr}(REF_ARRAY_ADDR_val(x0)) = REF_ARRAY_ADDR_fieldval(x0)
+  def $fieldval_val{x0 : funcaddr}(REF_FUNC_ADDR_val(x0)) = REF_FUNC_ADDR_fieldval(x0)
+  def $fieldval_val{x0 : exnaddr}(REF_EXN_ADDR_val(x0)) = REF_EXN_ADDR_fieldval(x0)
+  def $fieldval_val{x0 : hostaddr}(REF_HOST_ADDR_val(x0)) = REF_HOST_ADDR_fieldval(x0)
+  def $fieldval_val{x0 : ref}(REF_EXTERN_val(x0)) = REF_EXTERN_fieldval(x0)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 relation wf_fieldval: `%`(fieldval)
@@ -11659,36 +12329,36 @@ relation wf_fieldval: `%`(fieldval)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_2{v_u31 : u31}:
-    `%`(`REF.I31_NUM`_fieldval(v_u31))
+    `%`(REF_I31_NUM_fieldval(v_u31))
     -- wf_uN: `%%`(31, v_u31)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_3:
-    `%`(`REF.NULL_ADDR`_fieldval)
+    `%`(REF_NULL_ADDR_fieldval)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_4{v_structaddr : structaddr}:
-    `%`(`REF.STRUCT_ADDR`_fieldval(v_structaddr))
+    `%`(REF_STRUCT_ADDR_fieldval(v_structaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_5{v_arrayaddr : arrayaddr}:
-    `%`(`REF.ARRAY_ADDR`_fieldval(v_arrayaddr))
+    `%`(REF_ARRAY_ADDR_fieldval(v_arrayaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_6{v_funcaddr : funcaddr}:
-    `%`(`REF.FUNC_ADDR`_fieldval(v_funcaddr))
+    `%`(REF_FUNC_ADDR_fieldval(v_funcaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_7{v_exnaddr : exnaddr}:
-    `%`(`REF.EXN_ADDR`_fieldval(v_exnaddr))
+    `%`(REF_EXN_ADDR_fieldval(v_exnaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_8{v_hostaddr : hostaddr}:
-    `%`(`REF.HOST_ADDR`_fieldval(v_hostaddr))
+    `%`(REF_HOST_ADDR_fieldval(v_hostaddr))
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule fieldval_case_9{v_ref : ref}:
-    `%`(`REF.EXTERN`_fieldval(v_ref))
+    `%`(REF_EXTERN_fieldval(v_ref))
     -- wf_ref: `%`(v_ref)
 
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -11771,25 +12441,25 @@ relation wf_store: `%`(store)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax state = 
-  | `%;%`(v_store : store, v_frame : frame)
+  | mk_state(v_store : store, v_frame : frame)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 relation wf_state: `%`(state)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule state_case_0{v_store : store, v_frame : frame}:
-    `%`(`%;%`_state(v_store, v_frame))
+    `%`(mk_state_state(v_store, v_frame))
     -- wf_store: `%`(v_store)
     -- wf_frame: `%`(v_frame)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 syntax config = 
-  | `%;%`(v_state : state, instr_lst : instr*)
+  | mk_config(v_state : state, instr_lst : instr*)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 relation wf_config: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   rule config_case_0{v_state : state, instr_lst : instr*}:
-    `%`(`%;%`_config(v_state, instr_lst))
+    `%`(mk_config_config(v_state, instr_lst))
     -- wf_state: `%`(v_state)
     -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
 
@@ -11816,127 +12486,136 @@ def $packfield_(v_storagetype : storagetype, v_val : val) : fieldval?
   def $packfield_{v_val : val}(I32_storagetype, v_val) = ?($fieldval_val(v_val))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I8_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I8_packtype, $wrap__(32, $psize(I8_packtype), i)))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $packfield_{i : uN}(I16_storagetype, CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, i))) = ?(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
-    -- wf_fieldval: `%`(PACK_fieldval(I16_packtype, $wrap__(32, $psize(I16_packtype), i)))
   def $packfield_{x0 : storagetype, x1 : val}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation packfield__is_wf: `%%%`(v_storagetype : storagetype, v_val : val, ret_val : fieldval)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule packfield__is_wf0{v_storagetype : storagetype, v_val : val, ret_val : fieldval}:
+    `%%%`(v_storagetype, v_val, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- wf_val: `%`(v_val)
+    -- if ($packfield_(v_storagetype, v_val) =/= ?())
+    -- if (ret_val = !($packfield_(v_storagetype, v_val)))
+    -- wf_fieldval: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $unpackfield_(v_storagetype : storagetype, var_0 : sx?, v_fieldval : fieldval) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_ref : ref}(BOT_storagetype, ?(), `REF.EXTERN`_fieldval(v_ref)) = ?(`REF.EXTERN`_val(v_ref))
+  def $unpackfield_{v_ref : ref}(BOT_storagetype, ?(), REF_EXTERN_fieldval(v_ref)) = ?(REF_EXTERN_val(v_ref))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_ref : ref, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.EXTERN`_fieldval(v_ref)) = ?(`REF.EXTERN`_val(v_ref))
+  def $unpackfield_{v_ref : ref, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_EXTERN_fieldval(v_ref)) = ?(REF_EXTERN_val(v_ref))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_ref : ref}(V128_storagetype, ?(), `REF.EXTERN`_fieldval(v_ref)) = ?(`REF.EXTERN`_val(v_ref))
+  def $unpackfield_{v_ref : ref}(V128_storagetype, ?(), REF_EXTERN_fieldval(v_ref)) = ?(REF_EXTERN_val(v_ref))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_ref : ref}(F64_storagetype, ?(), `REF.EXTERN`_fieldval(v_ref)) = ?(`REF.EXTERN`_val(v_ref))
+  def $unpackfield_{v_ref : ref}(F64_storagetype, ?(), REF_EXTERN_fieldval(v_ref)) = ?(REF_EXTERN_val(v_ref))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_ref : ref}(F32_storagetype, ?(), `REF.EXTERN`_fieldval(v_ref)) = ?(`REF.EXTERN`_val(v_ref))
+  def $unpackfield_{v_ref : ref}(F32_storagetype, ?(), REF_EXTERN_fieldval(v_ref)) = ?(REF_EXTERN_val(v_ref))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_ref : ref}(I64_storagetype, ?(), `REF.EXTERN`_fieldval(v_ref)) = ?(`REF.EXTERN`_val(v_ref))
+  def $unpackfield_{v_ref : ref}(I64_storagetype, ?(), REF_EXTERN_fieldval(v_ref)) = ?(REF_EXTERN_val(v_ref))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_ref : ref}(I32_storagetype, ?(), `REF.EXTERN`_fieldval(v_ref)) = ?(`REF.EXTERN`_val(v_ref))
+  def $unpackfield_{v_ref : ref}(I32_storagetype, ?(), REF_EXTERN_fieldval(v_ref)) = ?(REF_EXTERN_val(v_ref))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_hostaddr : hostaddr}(BOT_storagetype, ?(), `REF.HOST_ADDR`_fieldval(v_hostaddr)) = ?(`REF.HOST_ADDR`_val(v_hostaddr))
+  def $unpackfield_{v_hostaddr : hostaddr}(BOT_storagetype, ?(), REF_HOST_ADDR_fieldval(v_hostaddr)) = ?(REF_HOST_ADDR_val(v_hostaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_hostaddr : hostaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.HOST_ADDR`_fieldval(v_hostaddr)) = ?(`REF.HOST_ADDR`_val(v_hostaddr))
+  def $unpackfield_{v_hostaddr : hostaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_HOST_ADDR_fieldval(v_hostaddr)) = ?(REF_HOST_ADDR_val(v_hostaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_hostaddr : hostaddr}(V128_storagetype, ?(), `REF.HOST_ADDR`_fieldval(v_hostaddr)) = ?(`REF.HOST_ADDR`_val(v_hostaddr))
+  def $unpackfield_{v_hostaddr : hostaddr}(V128_storagetype, ?(), REF_HOST_ADDR_fieldval(v_hostaddr)) = ?(REF_HOST_ADDR_val(v_hostaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_hostaddr : hostaddr}(F64_storagetype, ?(), `REF.HOST_ADDR`_fieldval(v_hostaddr)) = ?(`REF.HOST_ADDR`_val(v_hostaddr))
+  def $unpackfield_{v_hostaddr : hostaddr}(F64_storagetype, ?(), REF_HOST_ADDR_fieldval(v_hostaddr)) = ?(REF_HOST_ADDR_val(v_hostaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_hostaddr : hostaddr}(F32_storagetype, ?(), `REF.HOST_ADDR`_fieldval(v_hostaddr)) = ?(`REF.HOST_ADDR`_val(v_hostaddr))
+  def $unpackfield_{v_hostaddr : hostaddr}(F32_storagetype, ?(), REF_HOST_ADDR_fieldval(v_hostaddr)) = ?(REF_HOST_ADDR_val(v_hostaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_hostaddr : hostaddr}(I64_storagetype, ?(), `REF.HOST_ADDR`_fieldval(v_hostaddr)) = ?(`REF.HOST_ADDR`_val(v_hostaddr))
+  def $unpackfield_{v_hostaddr : hostaddr}(I64_storagetype, ?(), REF_HOST_ADDR_fieldval(v_hostaddr)) = ?(REF_HOST_ADDR_val(v_hostaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_hostaddr : hostaddr}(I32_storagetype, ?(), `REF.HOST_ADDR`_fieldval(v_hostaddr)) = ?(`REF.HOST_ADDR`_val(v_hostaddr))
+  def $unpackfield_{v_hostaddr : hostaddr}(I32_storagetype, ?(), REF_HOST_ADDR_fieldval(v_hostaddr)) = ?(REF_HOST_ADDR_val(v_hostaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_exnaddr : exnaddr}(BOT_storagetype, ?(), `REF.EXN_ADDR`_fieldval(v_exnaddr)) = ?(`REF.EXN_ADDR`_val(v_exnaddr))
+  def $unpackfield_{v_exnaddr : exnaddr}(BOT_storagetype, ?(), REF_EXN_ADDR_fieldval(v_exnaddr)) = ?(REF_EXN_ADDR_val(v_exnaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_exnaddr : exnaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.EXN_ADDR`_fieldval(v_exnaddr)) = ?(`REF.EXN_ADDR`_val(v_exnaddr))
+  def $unpackfield_{v_exnaddr : exnaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_EXN_ADDR_fieldval(v_exnaddr)) = ?(REF_EXN_ADDR_val(v_exnaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_exnaddr : exnaddr}(V128_storagetype, ?(), `REF.EXN_ADDR`_fieldval(v_exnaddr)) = ?(`REF.EXN_ADDR`_val(v_exnaddr))
+  def $unpackfield_{v_exnaddr : exnaddr}(V128_storagetype, ?(), REF_EXN_ADDR_fieldval(v_exnaddr)) = ?(REF_EXN_ADDR_val(v_exnaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_exnaddr : exnaddr}(F64_storagetype, ?(), `REF.EXN_ADDR`_fieldval(v_exnaddr)) = ?(`REF.EXN_ADDR`_val(v_exnaddr))
+  def $unpackfield_{v_exnaddr : exnaddr}(F64_storagetype, ?(), REF_EXN_ADDR_fieldval(v_exnaddr)) = ?(REF_EXN_ADDR_val(v_exnaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_exnaddr : exnaddr}(F32_storagetype, ?(), `REF.EXN_ADDR`_fieldval(v_exnaddr)) = ?(`REF.EXN_ADDR`_val(v_exnaddr))
+  def $unpackfield_{v_exnaddr : exnaddr}(F32_storagetype, ?(), REF_EXN_ADDR_fieldval(v_exnaddr)) = ?(REF_EXN_ADDR_val(v_exnaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_exnaddr : exnaddr}(I64_storagetype, ?(), `REF.EXN_ADDR`_fieldval(v_exnaddr)) = ?(`REF.EXN_ADDR`_val(v_exnaddr))
+  def $unpackfield_{v_exnaddr : exnaddr}(I64_storagetype, ?(), REF_EXN_ADDR_fieldval(v_exnaddr)) = ?(REF_EXN_ADDR_val(v_exnaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_exnaddr : exnaddr}(I32_storagetype, ?(), `REF.EXN_ADDR`_fieldval(v_exnaddr)) = ?(`REF.EXN_ADDR`_val(v_exnaddr))
+  def $unpackfield_{v_exnaddr : exnaddr}(I32_storagetype, ?(), REF_EXN_ADDR_fieldval(v_exnaddr)) = ?(REF_EXN_ADDR_val(v_exnaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_funcaddr : funcaddr}(BOT_storagetype, ?(), `REF.FUNC_ADDR`_fieldval(v_funcaddr)) = ?(`REF.FUNC_ADDR`_val(v_funcaddr))
+  def $unpackfield_{v_funcaddr : funcaddr}(BOT_storagetype, ?(), REF_FUNC_ADDR_fieldval(v_funcaddr)) = ?(REF_FUNC_ADDR_val(v_funcaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_funcaddr : funcaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.FUNC_ADDR`_fieldval(v_funcaddr)) = ?(`REF.FUNC_ADDR`_val(v_funcaddr))
+  def $unpackfield_{v_funcaddr : funcaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_FUNC_ADDR_fieldval(v_funcaddr)) = ?(REF_FUNC_ADDR_val(v_funcaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_funcaddr : funcaddr}(V128_storagetype, ?(), `REF.FUNC_ADDR`_fieldval(v_funcaddr)) = ?(`REF.FUNC_ADDR`_val(v_funcaddr))
+  def $unpackfield_{v_funcaddr : funcaddr}(V128_storagetype, ?(), REF_FUNC_ADDR_fieldval(v_funcaddr)) = ?(REF_FUNC_ADDR_val(v_funcaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_funcaddr : funcaddr}(F64_storagetype, ?(), `REF.FUNC_ADDR`_fieldval(v_funcaddr)) = ?(`REF.FUNC_ADDR`_val(v_funcaddr))
+  def $unpackfield_{v_funcaddr : funcaddr}(F64_storagetype, ?(), REF_FUNC_ADDR_fieldval(v_funcaddr)) = ?(REF_FUNC_ADDR_val(v_funcaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_funcaddr : funcaddr}(F32_storagetype, ?(), `REF.FUNC_ADDR`_fieldval(v_funcaddr)) = ?(`REF.FUNC_ADDR`_val(v_funcaddr))
+  def $unpackfield_{v_funcaddr : funcaddr}(F32_storagetype, ?(), REF_FUNC_ADDR_fieldval(v_funcaddr)) = ?(REF_FUNC_ADDR_val(v_funcaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_funcaddr : funcaddr}(I64_storagetype, ?(), `REF.FUNC_ADDR`_fieldval(v_funcaddr)) = ?(`REF.FUNC_ADDR`_val(v_funcaddr))
+  def $unpackfield_{v_funcaddr : funcaddr}(I64_storagetype, ?(), REF_FUNC_ADDR_fieldval(v_funcaddr)) = ?(REF_FUNC_ADDR_val(v_funcaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_funcaddr : funcaddr}(I32_storagetype, ?(), `REF.FUNC_ADDR`_fieldval(v_funcaddr)) = ?(`REF.FUNC_ADDR`_val(v_funcaddr))
+  def $unpackfield_{v_funcaddr : funcaddr}(I32_storagetype, ?(), REF_FUNC_ADDR_fieldval(v_funcaddr)) = ?(REF_FUNC_ADDR_val(v_funcaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_arrayaddr : arrayaddr}(BOT_storagetype, ?(), `REF.ARRAY_ADDR`_fieldval(v_arrayaddr)) = ?(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+  def $unpackfield_{v_arrayaddr : arrayaddr}(BOT_storagetype, ?(), REF_ARRAY_ADDR_fieldval(v_arrayaddr)) = ?(REF_ARRAY_ADDR_val(v_arrayaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_arrayaddr : arrayaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.ARRAY_ADDR`_fieldval(v_arrayaddr)) = ?(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+  def $unpackfield_{v_arrayaddr : arrayaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_ARRAY_ADDR_fieldval(v_arrayaddr)) = ?(REF_ARRAY_ADDR_val(v_arrayaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_arrayaddr : arrayaddr}(V128_storagetype, ?(), `REF.ARRAY_ADDR`_fieldval(v_arrayaddr)) = ?(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+  def $unpackfield_{v_arrayaddr : arrayaddr}(V128_storagetype, ?(), REF_ARRAY_ADDR_fieldval(v_arrayaddr)) = ?(REF_ARRAY_ADDR_val(v_arrayaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_arrayaddr : arrayaddr}(F64_storagetype, ?(), `REF.ARRAY_ADDR`_fieldval(v_arrayaddr)) = ?(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+  def $unpackfield_{v_arrayaddr : arrayaddr}(F64_storagetype, ?(), REF_ARRAY_ADDR_fieldval(v_arrayaddr)) = ?(REF_ARRAY_ADDR_val(v_arrayaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_arrayaddr : arrayaddr}(F32_storagetype, ?(), `REF.ARRAY_ADDR`_fieldval(v_arrayaddr)) = ?(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+  def $unpackfield_{v_arrayaddr : arrayaddr}(F32_storagetype, ?(), REF_ARRAY_ADDR_fieldval(v_arrayaddr)) = ?(REF_ARRAY_ADDR_val(v_arrayaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_arrayaddr : arrayaddr}(I64_storagetype, ?(), `REF.ARRAY_ADDR`_fieldval(v_arrayaddr)) = ?(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+  def $unpackfield_{v_arrayaddr : arrayaddr}(I64_storagetype, ?(), REF_ARRAY_ADDR_fieldval(v_arrayaddr)) = ?(REF_ARRAY_ADDR_val(v_arrayaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_arrayaddr : arrayaddr}(I32_storagetype, ?(), `REF.ARRAY_ADDR`_fieldval(v_arrayaddr)) = ?(`REF.ARRAY_ADDR`_val(v_arrayaddr))
+  def $unpackfield_{v_arrayaddr : arrayaddr}(I32_storagetype, ?(), REF_ARRAY_ADDR_fieldval(v_arrayaddr)) = ?(REF_ARRAY_ADDR_val(v_arrayaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_structaddr : structaddr}(BOT_storagetype, ?(), `REF.STRUCT_ADDR`_fieldval(v_structaddr)) = ?(`REF.STRUCT_ADDR`_val(v_structaddr))
+  def $unpackfield_{v_structaddr : structaddr}(BOT_storagetype, ?(), REF_STRUCT_ADDR_fieldval(v_structaddr)) = ?(REF_STRUCT_ADDR_val(v_structaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_structaddr : structaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.STRUCT_ADDR`_fieldval(v_structaddr)) = ?(`REF.STRUCT_ADDR`_val(v_structaddr))
+  def $unpackfield_{v_structaddr : structaddr, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_STRUCT_ADDR_fieldval(v_structaddr)) = ?(REF_STRUCT_ADDR_val(v_structaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_structaddr : structaddr}(V128_storagetype, ?(), `REF.STRUCT_ADDR`_fieldval(v_structaddr)) = ?(`REF.STRUCT_ADDR`_val(v_structaddr))
+  def $unpackfield_{v_structaddr : structaddr}(V128_storagetype, ?(), REF_STRUCT_ADDR_fieldval(v_structaddr)) = ?(REF_STRUCT_ADDR_val(v_structaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_structaddr : structaddr}(F64_storagetype, ?(), `REF.STRUCT_ADDR`_fieldval(v_structaddr)) = ?(`REF.STRUCT_ADDR`_val(v_structaddr))
+  def $unpackfield_{v_structaddr : structaddr}(F64_storagetype, ?(), REF_STRUCT_ADDR_fieldval(v_structaddr)) = ?(REF_STRUCT_ADDR_val(v_structaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_structaddr : structaddr}(F32_storagetype, ?(), `REF.STRUCT_ADDR`_fieldval(v_structaddr)) = ?(`REF.STRUCT_ADDR`_val(v_structaddr))
+  def $unpackfield_{v_structaddr : structaddr}(F32_storagetype, ?(), REF_STRUCT_ADDR_fieldval(v_structaddr)) = ?(REF_STRUCT_ADDR_val(v_structaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_structaddr : structaddr}(I64_storagetype, ?(), `REF.STRUCT_ADDR`_fieldval(v_structaddr)) = ?(`REF.STRUCT_ADDR`_val(v_structaddr))
+  def $unpackfield_{v_structaddr : structaddr}(I64_storagetype, ?(), REF_STRUCT_ADDR_fieldval(v_structaddr)) = ?(REF_STRUCT_ADDR_val(v_structaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_structaddr : structaddr}(I32_storagetype, ?(), `REF.STRUCT_ADDR`_fieldval(v_structaddr)) = ?(`REF.STRUCT_ADDR`_val(v_structaddr))
+  def $unpackfield_{v_structaddr : structaddr}(I32_storagetype, ?(), REF_STRUCT_ADDR_fieldval(v_structaddr)) = ?(REF_STRUCT_ADDR_val(v_structaddr))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_(BOT_storagetype, ?(), `REF.NULL_ADDR`_fieldval) = ?(`REF.NULL_ADDR`_val)
+  def $unpackfield_(BOT_storagetype, ?(), REF_NULL_ADDR_fieldval) = ?(REF_NULL_ADDR_val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.NULL_ADDR`_fieldval) = ?(`REF.NULL_ADDR`_val)
+  def $unpackfield_{null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_NULL_ADDR_fieldval) = ?(REF_NULL_ADDR_val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_(V128_storagetype, ?(), `REF.NULL_ADDR`_fieldval) = ?(`REF.NULL_ADDR`_val)
+  def $unpackfield_(V128_storagetype, ?(), REF_NULL_ADDR_fieldval) = ?(REF_NULL_ADDR_val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_(F64_storagetype, ?(), `REF.NULL_ADDR`_fieldval) = ?(`REF.NULL_ADDR`_val)
+  def $unpackfield_(F64_storagetype, ?(), REF_NULL_ADDR_fieldval) = ?(REF_NULL_ADDR_val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_(F32_storagetype, ?(), `REF.NULL_ADDR`_fieldval) = ?(`REF.NULL_ADDR`_val)
+  def $unpackfield_(F32_storagetype, ?(), REF_NULL_ADDR_fieldval) = ?(REF_NULL_ADDR_val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_(I64_storagetype, ?(), `REF.NULL_ADDR`_fieldval) = ?(`REF.NULL_ADDR`_val)
+  def $unpackfield_(I64_storagetype, ?(), REF_NULL_ADDR_fieldval) = ?(REF_NULL_ADDR_val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_(I32_storagetype, ?(), `REF.NULL_ADDR`_fieldval) = ?(`REF.NULL_ADDR`_val)
+  def $unpackfield_(I32_storagetype, ?(), REF_NULL_ADDR_fieldval) = ?(REF_NULL_ADDR_val)
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_u31 : u31}(BOT_storagetype, ?(), `REF.I31_NUM`_fieldval(v_u31)) = ?(`REF.I31_NUM`_val(v_u31))
+  def $unpackfield_{v_u31 : u31}(BOT_storagetype, ?(), REF_I31_NUM_fieldval(v_u31)) = ?(REF_I31_NUM_val(v_u31))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_u31 : u31, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), `REF.I31_NUM`_fieldval(v_u31)) = ?(`REF.I31_NUM`_val(v_u31))
+  def $unpackfield_{v_u31 : u31, null_opt : null?, v_heaptype : heaptype}(REF_storagetype(null_opt, v_heaptype), ?(), REF_I31_NUM_fieldval(v_u31)) = ?(REF_I31_NUM_val(v_u31))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_u31 : u31}(V128_storagetype, ?(), `REF.I31_NUM`_fieldval(v_u31)) = ?(`REF.I31_NUM`_val(v_u31))
+  def $unpackfield_{v_u31 : u31}(V128_storagetype, ?(), REF_I31_NUM_fieldval(v_u31)) = ?(REF_I31_NUM_val(v_u31))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_u31 : u31}(F64_storagetype, ?(), `REF.I31_NUM`_fieldval(v_u31)) = ?(`REF.I31_NUM`_val(v_u31))
+  def $unpackfield_{v_u31 : u31}(F64_storagetype, ?(), REF_I31_NUM_fieldval(v_u31)) = ?(REF_I31_NUM_val(v_u31))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_u31 : u31}(F32_storagetype, ?(), `REF.I31_NUM`_fieldval(v_u31)) = ?(`REF.I31_NUM`_val(v_u31))
+  def $unpackfield_{v_u31 : u31}(F32_storagetype, ?(), REF_I31_NUM_fieldval(v_u31)) = ?(REF_I31_NUM_val(v_u31))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_u31 : u31}(I64_storagetype, ?(), `REF.I31_NUM`_fieldval(v_u31)) = ?(`REF.I31_NUM`_val(v_u31))
+  def $unpackfield_{v_u31 : u31}(I64_storagetype, ?(), REF_I31_NUM_fieldval(v_u31)) = ?(REF_I31_NUM_val(v_u31))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $unpackfield_{v_u31 : u31}(I32_storagetype, ?(), `REF.I31_NUM`_fieldval(v_u31)) = ?(`REF.I31_NUM`_val(v_u31))
+  def $unpackfield_{v_u31 : u31}(I32_storagetype, ?(), REF_I31_NUM_fieldval(v_u31)) = ?(REF_I31_NUM_val(v_u31))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{v_vectype : vectype, var_1 : vec_}(BOT_storagetype, ?(), VCONST_fieldval(v_vectype, var_1)) = ?(VCONST_val(v_vectype, var_1))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -11967,13 +12646,22 @@ def $unpackfield_(v_storagetype : storagetype, var_0 : sx?, v_fieldval : fieldva
   def $unpackfield_{v_numtype : numtype, var_0 : num_}(I32_storagetype, ?(), CONST_fieldval(v_numtype, var_0)) = ?(CONST_val(v_numtype, var_0))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{v_sx : sx, i : uN}(I8_storagetype, ?(v_sx), PACK_fieldval(I8_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, v_sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I8_packtype), 32, v_sx, i))))
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $unpackfield_{v_sx : sx, i : uN}(I16_storagetype, ?(v_sx), PACK_fieldval(I16_packtype, i)) = ?(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, v_sx, i))))
-    -- wf_val: `%`(CONST_val(I32_numtype, mk_num__0_num_(I32_Inn, $extend__($psize(I16_packtype), 32, v_sx, i))))
   def $unpackfield_{x0 : storagetype, x1 : sx?, x2 : fieldval}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation unpackfield__is_wf: `%%%%`(v_storagetype : storagetype, var_0 : sx?, v_fieldval : fieldval, ret_val : val)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule unpackfield__is_wf0{v_storagetype : storagetype, var_0 : sx?, v_fieldval : fieldval, ret_val : val}:
+    `%%%%`(v_storagetype, var_0, v_fieldval, ret_val)
+    -- wf_storagetype: `%`(v_storagetype)
+    -- wf_fieldval: `%`(v_fieldval)
+    -- if ($unpackfield_(v_storagetype, var_0, v_fieldval) =/= ?())
+    -- if (ret_val = !($unpackfield_(v_storagetype, var_0, v_fieldval)))
+    -- wf_val: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 rec {
 
@@ -12042,78 +12730,204 @@ def $funcsxa(var_0 : externaddr*) : funcaddr*
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_store(v_state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_store{s : store, f : frame}(`%;%`_state(s, f)) = s
+  def $fun_store{s : store, f : frame}(mk_state_state(s, f)) = s
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation store_is_wf: `%%`(v_state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule store_is_wf0{v_state : state, ret_val : store}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_store(v_state))
+    -- wf_store: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_frame(v_state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_frame{s : store, f : frame}(`%;%`_state(s, f)) = f
+  def $fun_frame{s : store, f : frame}(mk_state_state(s, f)) = f
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation frame_is_wf: `%%`(v_state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule frame_is_wf0{v_state : state, ret_val : frame}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_frame(v_state))
+    -- wf_frame: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_tagaddr(v_state : state) : tagaddr*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_tagaddr{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame.TAGS_moduleinst
+  def $fun_tagaddr{s : store, f : frame}(mk_state_state(s, f)) = f.MODULE_frame.TAGS_moduleinst
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_moduleinst(v_state : state) : moduleinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_moduleinst{s : store, f : frame}(`%;%`_state(s, f)) = f.MODULE_frame
+  def $fun_moduleinst{s : store, f : frame}(mk_state_state(s, f)) = f.MODULE_frame
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation moduleinst_is_wf: `%%`(v_state : state, ret_val : moduleinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule moduleinst_is_wf0{v_state : state, ret_val : moduleinst}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_moduleinst(v_state))
+    -- wf_moduleinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_taginst(v_state : state) : taginst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_taginst{s : store, f : frame}(`%;%`_state(s, f)) = s.TAGS_store
+  def $fun_taginst{s : store, f : frame}(mk_state_state(s, f)) = s.TAGS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation taginst_is_wf: `%%`(v_state : state, ret_val : taginst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule taginst_is_wf0{v_state : state, ret_val : taginst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_taginst(v_state))
+    -- (wf_taginst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_globalinst(v_state : state) : globalinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_globalinst{s : store, f : frame}(`%;%`_state(s, f)) = s.GLOBALS_store
+  def $fun_globalinst{s : store, f : frame}(mk_state_state(s, f)) = s.GLOBALS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation globalinst_is_wf: `%%`(v_state : state, ret_val : globalinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule globalinst_is_wf0{v_state : state, ret_val : globalinst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_globalinst(v_state))
+    -- (wf_globalinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_meminst(v_state : state) : meminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_meminst{s : store, f : frame}(`%;%`_state(s, f)) = s.MEMS_store
+  def $fun_meminst{s : store, f : frame}(mk_state_state(s, f)) = s.MEMS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation meminst_is_wf: `%%`(v_state : state, ret_val : meminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule meminst_is_wf0{v_state : state, ret_val : meminst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_meminst(v_state))
+    -- (wf_meminst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_tableinst(v_state : state) : tableinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_tableinst{s : store, f : frame}(`%;%`_state(s, f)) = s.TABLES_store
+  def $fun_tableinst{s : store, f : frame}(mk_state_state(s, f)) = s.TABLES_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tableinst_is_wf: `%%`(v_state : state, ret_val : tableinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tableinst_is_wf0{v_state : state, ret_val : tableinst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_tableinst(v_state))
+    -- (wf_tableinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_funcinst(v_state : state) : funcinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_funcinst{s : store, f : frame}(`%;%`_state(s, f)) = s.FUNCS_store
+  def $fun_funcinst{s : store, f : frame}(mk_state_state(s, f)) = s.FUNCS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation funcinst_is_wf: `%%`(v_state : state, ret_val : funcinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule funcinst_is_wf0{v_state : state, ret_val : funcinst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_funcinst(v_state))
+    -- (wf_funcinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_datainst(v_state : state) : datainst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_datainst{s : store, f : frame}(`%;%`_state(s, f)) = s.DATAS_store
+  def $fun_datainst{s : store, f : frame}(mk_state_state(s, f)) = s.DATAS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation datainst_is_wf: `%%`(v_state : state, ret_val : datainst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule datainst_is_wf0{v_state : state, ret_val : datainst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_datainst(v_state))
+    -- (wf_datainst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_eleminst(v_state : state) : eleminst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_eleminst{s : store, f : frame}(`%;%`_state(s, f)) = s.ELEMS_store
+  def $fun_eleminst{s : store, f : frame}(mk_state_state(s, f)) = s.ELEMS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation eleminst_is_wf: `%%`(v_state : state, ret_val : eleminst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule eleminst_is_wf0{v_state : state, ret_val : eleminst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_eleminst(v_state))
+    -- (wf_eleminst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_structinst(v_state : state) : structinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_structinst{s : store, f : frame}(`%;%`_state(s, f)) = s.STRUCTS_store
+  def $fun_structinst{s : store, f : frame}(mk_state_state(s, f)) = s.STRUCTS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation structinst_is_wf: `%%`(v_state : state, ret_val : structinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule structinst_is_wf0{v_state : state, ret_val : structinst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_structinst(v_state))
+    -- (wf_structinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_arrayinst(v_state : state) : arrayinst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_arrayinst{s : store, f : frame}(`%;%`_state(s, f)) = s.ARRAYS_store
+  def $fun_arrayinst{s : store, f : frame}(mk_state_state(s, f)) = s.ARRAYS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation arrayinst_is_wf: `%%`(v_state : state, ret_val : arrayinst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule arrayinst_is_wf0{v_state : state, ret_val : arrayinst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_arrayinst(v_state))
+    -- (wf_arrayinst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_exninst(v_state : state) : exninst*
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $fun_exninst{s : store, f : frame}(`%;%`_state(s, f)) = s.EXNS_store
+  def $fun_exninst{s : store, f : frame}(mk_state_state(s, f)) = s.EXNS_store
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation exninst_is_wf: `%%`(v_state : state, ret_val : exninst*)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule exninst_is_wf0{v_state : state, ret_val : exninst*}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fun_exninst(v_state))
+    -- (wf_exninst: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fof(v_state : state) : frame
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fof{z : state}(z) = $fun_frame(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation fof_is_wf: `%%`(v_state : state, ret_val : frame)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule fof_is_wf0{v_state : state, ret_val : frame}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $fof(v_state))
+    -- wf_frame: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_type(v_state : state, v_typeidx : typeidx) : deftype
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
@@ -12124,169 +12938,398 @@ def $sof(v_state : state) : store
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $sof{z : state}(z) = $fun_store(z)
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation sof_is_wf: `%%`(v_state : state, ret_val : store)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule sof_is_wf0{v_state : state, ret_val : store}:
+    `%%`(v_state, ret_val)
+    -- wf_state: `%`(v_state)
+    -- if (ret_val = $sof(v_state))
+    -- wf_store: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_tag(v_state : state, v_tagidx : tagidx) : taginst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_tag{z : state, x : uN}(z, x) = $sof(z).TAGS_store[$fof(z).MODULE_frame.TAGS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation tag_is_wf: `%%%`(v_state : state, v_tagidx : tagidx, ret_val : taginst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule tag_is_wf0{v_state : state, v_tagidx : tagidx, ret_val : taginst}:
+    `%%%`(v_state, v_tagidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_tagidx)
+    -- if (ret_val = $fun_tag(v_state, v_tagidx))
+    -- wf_taginst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_global(v_state : state, v_globalidx : globalidx) : globalinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_global{z : state, x : uN}(z, x) = $sof(z).GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation global_is_wf: `%%%`(v_state : state, v_globalidx : globalidx, ret_val : globalinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule global_is_wf0{v_state : state, v_globalidx : globalidx, ret_val : globalinst}:
+    `%%%`(v_state, v_globalidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_globalidx)
+    -- if (ret_val = $fun_global(v_state, v_globalidx))
+    -- wf_globalinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_mem(v_state : state, v_memidx : memidx) : meminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_mem{z : state, x : uN}(z, x) = $sof(z).MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation mem_is_wf: `%%%`(v_state : state, v_memidx : memidx, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule mem_is_wf0{v_state : state, v_memidx : memidx, ret_val : meminst}:
+    `%%%`(v_state, v_memidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_memidx)
+    -- if (ret_val = $fun_mem(v_state, v_memidx))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_table(v_state : state, v_tableidx : tableidx) : tableinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_table{z : state, x : uN}(z, x) = $sof(z).TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation table_is_wf: `%%%`(v_state : state, v_tableidx : tableidx, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule table_is_wf0{v_state : state, v_tableidx : tableidx, ret_val : tableinst}:
+    `%%%`(v_state, v_tableidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_tableidx)
+    -- if (ret_val = $fun_table(v_state, v_tableidx))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_func(v_state : state, v_funcidx : funcidx) : funcinst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_func{z : state, x : uN}(z, x) = $sof(z).FUNCS_store[$fof(z).MODULE_frame.FUNCS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation func_is_wf: `%%%`(v_state : state, v_funcidx : funcidx, ret_val : funcinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule func_is_wf0{v_state : state, v_funcidx : funcidx, ret_val : funcinst}:
+    `%%%`(v_state, v_funcidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_funcidx)
+    -- if (ret_val = $fun_func(v_state, v_funcidx))
+    -- wf_funcinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_data(v_state : state, v_dataidx : dataidx) : datainst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_data{z : state, x : uN}(z, x) = $sof(z).DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation data_is_wf: `%%%`(v_state : state, v_dataidx : dataidx, ret_val : datainst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule data_is_wf0{v_state : state, v_dataidx : dataidx, ret_val : datainst}:
+    `%%%`(v_state, v_dataidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_dataidx)
+    -- if (ret_val = $fun_data(v_state, v_dataidx))
+    -- wf_datainst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_elem(v_state : state, v_tableidx : tableidx) : eleminst
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_elem{z : state, x : uN}(z, x) = $sof(z).ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation elem_is_wf: `%%%`(v_state : state, v_tableidx : tableidx, ret_val : eleminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule elem_is_wf0{v_state : state, v_tableidx : tableidx, ret_val : eleminst}:
+    `%%%`(v_state, v_tableidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_tableidx)
+    -- if (ret_val = $fun_elem(v_state, v_tableidx))
+    -- wf_eleminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $fun_local(v_state : state, v_localidx : localidx) : val?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $fun_local{z : state, x : uN}(z, x) = $fof(z).LOCALS_frame[$proj_uN_0(x).0]
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation local_is_wf: `%%%`(v_state : state, v_localidx : localidx, ret_val : val?)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule local_is_wf0{v_state : state, v_localidx : localidx, ret_val : val?}:
+    `%%%`(v_state, v_localidx, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_localidx)
+    -- if (ret_val = $fun_local(v_state, v_localidx))
+    -- (wf_val: `%`(ret_val))?{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_local(v_state : state, v_localidx : localidx, v_val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_local{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)])
-    -- wf_state: `%`(`%;%`_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)]))
+  def $with_local{z : state, x : uN, v : val}(z, x, v) = mk_state_state($sof(z), $fof(z)[LOCALS_frame[$proj_uN_0(x).0] = ?(v)])
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_local_is_wf: `%%%%`(v_state : state, v_localidx : localidx, v_val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_local_is_wf0{v_state : state, v_localidx : localidx, v_val : val, ret_val : state}:
+    `%%%%`(v_state, v_localidx, v_val, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_localidx)
+    -- wf_val: `%`(v_val)
+    -- if (ret_val = $with_local(v_state, v_localidx, v_val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_global(v_state : state, v_globalidx : globalidx, v_val : val) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_global{z : state, x : uN, v : val}(z, x, v) = `%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z)))
+  def $with_global{z : state, x : uN, v : val}(z, x, v) = mk_state_state($sof(z)[GLOBALS_store[$fof(z).MODULE_frame.GLOBALS_moduleinst[$proj_uN_0(x).0]].VALUE_globalinst = v], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_global_is_wf: `%%%%`(v_state : state, v_globalidx : globalidx, v_val : val, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_global_is_wf0{v_state : state, v_globalidx : globalidx, v_val : val, ret_val : state}:
+    `%%%%`(v_state, v_globalidx, v_val, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_globalidx)
+    -- wf_val: `%`(v_val)
+    -- if (ret_val = $with_global(v_state, v_globalidx, v_val))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_table(v_state : state, v_tableidx : tableidx, nat : nat, v_ref : ref) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z)))
+  def $with_table{z : state, x : uN, i : nat, r : ref}(z, x, i, r) = mk_state_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]].REFS_tableinst[i] = r], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_table_is_wf: `%%%%%`(v_state : state, v_tableidx : tableidx, nat : nat, v_ref : ref, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_table_is_wf0{v_state : state, v_tableidx : tableidx, nat : nat, v_ref : ref, ret_val : state}:
+    `%%%%%`(v_state, v_tableidx, nat, v_ref, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_tableidx)
+    -- wf_ref: `%`(v_ref)
+    -- if (ret_val = $with_table(v_state, v_tableidx, nat, v_ref))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_tableinst(v_state : state, v_tableidx : tableidx, v_tableinst : tableinst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = `%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z)))
+  def $with_tableinst{z : state, x : uN, ti : tableinst}(z, x, ti) = mk_state_state($sof(z)[TABLES_store[$fof(z).MODULE_frame.TABLES_moduleinst[$proj_uN_0(x).0]] = ti], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_tableinst_is_wf: `%%%%`(v_state : state, v_tableidx : tableidx, v_tableinst : tableinst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_tableinst_is_wf0{v_state : state, v_tableidx : tableidx, v_tableinst : tableinst, ret_val : state}:
+    `%%%%`(v_state, v_tableidx, v_tableinst, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_tableidx)
+    -- wf_tableinst: `%`(v_tableinst)
+    -- if (ret_val = $with_tableinst(v_state, v_tableidx, v_tableinst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_mem(v_state : state, v_memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_mem{z : state, x : uN, i : nat, j : nat, b_lst : byte*}(z, x, i, j, b_lst) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b_lst], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b_lst], $fof(z)))
+  def $with_mem{z : state, x : uN, i : nat, j : nat, b_lst : byte*}(z, x, i, j, b_lst) = mk_state_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]].BYTES_meminst[i : j] = b_lst], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_mem_is_wf: `%%%%%%`(v_state : state, v_memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_mem_is_wf0{v_state : state, v_memidx : memidx, nat : nat, nat_0 : nat, var_0 : byte*, ret_val : state}:
+    `%%%%%%`(v_state, v_memidx, nat, nat_0, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_memidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_mem(v_state, v_memidx, nat, nat_0, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_meminst(v_state : state, v_memidx : memidx, v_meminst : meminst) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = `%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z)))
+  def $with_meminst{z : state, x : uN, mi : meminst}(z, x, mi) = mk_state_state($sof(z)[MEMS_store[$fof(z).MODULE_frame.MEMS_moduleinst[$proj_uN_0(x).0]] = mi], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_meminst_is_wf: `%%%%`(v_state : state, v_memidx : memidx, v_meminst : meminst, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_meminst_is_wf0{v_state : state, v_memidx : memidx, v_meminst : meminst, ret_val : state}:
+    `%%%%`(v_state, v_memidx, v_meminst, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_memidx)
+    -- wf_meminst: `%`(v_meminst)
+    -- if (ret_val = $with_meminst(v_state, v_memidx, v_meminst))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_elem(v_state : state, v_elemidx : elemidx, var_0 : ref*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_elem{z : state, x : uN, r_lst : ref*}(z, x, r_lst) = `%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r_lst], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r_lst], $fof(z)))
+  def $with_elem{z : state, x : uN, r_lst : ref*}(z, x, r_lst) = mk_state_state($sof(z)[ELEMS_store[$fof(z).MODULE_frame.ELEMS_moduleinst[$proj_uN_0(x).0]].REFS_eleminst = r_lst], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_elem_is_wf: `%%%%`(v_state : state, v_elemidx : elemidx, var_0 : ref*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_elem_is_wf0{v_state : state, v_elemidx : elemidx, var_0 : ref*, ret_val : state}:
+    `%%%%`(v_state, v_elemidx, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_elemidx)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_elem(v_state, v_elemidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_data(v_state : state, v_dataidx : dataidx, var_0 : byte*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_data{z : state, x : uN, b_lst : byte*}(z, x, b_lst) = `%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b_lst], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b_lst], $fof(z)))
+  def $with_data{z : state, x : uN, b_lst : byte*}(z, x, b_lst) = mk_state_state($sof(z)[DATAS_store[$fof(z).MODULE_frame.DATAS_moduleinst[$proj_uN_0(x).0]].BYTES_datainst = b_lst], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_data_is_wf: `%%%%`(v_state : state, v_dataidx : dataidx, var_0 : byte*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_data_is_wf0{v_state : state, v_dataidx : dataidx, var_0 : byte*, ret_val : state}:
+    `%%%%`(v_state, v_dataidx, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_uN: `%%`(32, v_dataidx)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $with_data(v_state, v_dataidx, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_struct(v_state : state, v_structaddr : structaddr, nat : nat, v_fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z)))
+  def $with_struct{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = mk_state_state($sof(z)[STRUCTS_store[a].FIELDS_structinst[i] = fv], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_struct_is_wf: `%%%%%`(v_state : state, v_structaddr : structaddr, nat : nat, v_fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_struct_is_wf0{v_state : state, v_structaddr : structaddr, nat : nat, v_fieldval : fieldval, ret_val : state}:
+    `%%%%%`(v_state, v_structaddr, nat, v_fieldval, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_fieldval: `%`(v_fieldval)
+    -- if (ret_val = $with_struct(v_state, v_structaddr, nat, v_fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $with_array(v_state : state, v_arrayaddr : arrayaddr, nat : nat, v_fieldval : fieldval) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = `%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z)))
+  def $with_array{z : state, a : nat, i : nat, fv : fieldval}(z, a, i, fv) = mk_state_state($sof(z)[ARRAYS_store[a].FIELDS_arrayinst[i] = fv], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation with_array_is_wf: `%%%%%`(v_state : state, v_arrayaddr : arrayaddr, nat : nat, v_fieldval : fieldval, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule with_array_is_wf0{v_state : state, v_arrayaddr : arrayaddr, nat : nat, v_fieldval : fieldval, ret_val : state}:
+    `%%%%%`(v_state, v_arrayaddr, nat, v_fieldval, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_fieldval: `%`(v_fieldval)
+    -- if (ret_val = $with_array(v_state, v_arrayaddr, nat, v_fieldval))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_structinst(v_state : state, var_0 : structinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $add_structinst{z : state, si_lst : structinst*}(z, si_lst) = `%;%`_state($sof(z)[STRUCTS_store =++ si_lst], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[STRUCTS_store =++ si_lst], $fof(z)))
+  def $add_structinst{z : state, si_lst : structinst*}(z, si_lst) = mk_state_state($sof(z)[STRUCTS_store =++ si_lst], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_structinst_is_wf: `%%%`(v_state : state, var_0 : structinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_structinst_is_wf0{v_state : state, var_0 : structinst*, ret_val : state}:
+    `%%%`(v_state, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- (wf_structinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_structinst(v_state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_arrayinst(v_state : state, var_0 : arrayinst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $add_arrayinst{z : state, ai_lst : arrayinst*}(z, ai_lst) = `%;%`_state($sof(z)[ARRAYS_store =++ ai_lst], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[ARRAYS_store =++ ai_lst], $fof(z)))
+  def $add_arrayinst{z : state, ai_lst : arrayinst*}(z, ai_lst) = mk_state_state($sof(z)[ARRAYS_store =++ ai_lst], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_arrayinst_is_wf: `%%%`(v_state : state, var_0 : arrayinst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_arrayinst_is_wf0{v_state : state, var_0 : arrayinst*, ret_val : state}:
+    `%%%`(v_state, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- (wf_arrayinst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_arrayinst(v_state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $add_exninst(v_state : state, var_0 : exninst*) : state
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
-  def $add_exninst{z : state, exn_lst : exninst*}(z, exn_lst) = `%;%`_state($sof(z)[EXNS_store =++ exn_lst], $fof(z))
-    -- wf_state: `%`(`%;%`_state($sof(z)[EXNS_store =++ exn_lst], $fof(z)))
+  def $add_exninst{z : state, exn_lst : exninst*}(z, exn_lst) = mk_state_state($sof(z)[EXNS_store =++ exn_lst], $fof(z))
+
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation add_exninst_is_wf: `%%%`(v_state : state, var_0 : exninst*, ret_val : state)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule add_exninst_is_wf0{v_state : state, var_0 : exninst*, ret_val : state}:
+    `%%%`(v_state, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- (wf_exninst: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $add_exninst(v_state, var_0))
+    -- wf_state: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growtable(v_tableinst : tableinst, nat : nat, v_ref : ref) : tableinst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $growtable{v_tableinst : tableinst, v_n : nat, r : ref, tableinst' : tableinst, i' : uN}(v_tableinst, v_n, r) = ?(tableinst')
-    -- let{at : addrtype, i : u64, j_opt : u64?, rt : reftype, r'_lst : ref*} {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j_opt), rt), REFS r'_lst} = v_tableinst
-    -- if (tableinst' = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j_opt), rt), REFS r'_lst ++ r^v_n{}})
+    -- let{at : addrtype, i : u64, j_opt : u64?, rt : reftype, r'_lst : ref*} {TYPE mk_tabletype_tabletype(at, mk_limits_limits(i, j_opt), rt), REFS r'_lst} = v_tableinst
+    -- if (tableinst' = {TYPE mk_tabletype_tabletype(at, mk_limits_limits(i', j_opt), rt), REFS r'_lst ++ r^v_n{}})
     -- if ($proj_uN_0(i').0 = (|r'_lst| + v_n))
-    -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#3).0))?{j#3 <- j_opt}
+    -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j_3).0))?{j_3 <- j_opt}
     -- if (($proj_uN_0(i').0 : nat <:> int) <= (((2 ^ $size($numtype_addrtype(at))) : nat <:> int) - (1 : nat <:> int)))
-    -- wf_tableinst: `%`(tableinst')
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j_opt), rt), REFS r'_lst})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i', j_opt), rt), REFS r'_lst ++ r^v_n{}})
+    -- wf_tableinst: `%`({TYPE mk_tabletype_tabletype(at, mk_limits_limits(i, j_opt), rt), REFS r'_lst})
+    -- wf_tableinst: `%`({TYPE mk_tabletype_tabletype(at, mk_limits_limits(i', j_opt), rt), REFS r'_lst ++ r^v_n{}})
   def $growtable{x0 : tableinst, x1 : nat, x2 : ref}(x0, x1, x2) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growtable_is_wf: `%%%%`(v_tableinst : tableinst, nat : nat, v_ref : ref, ret_val : tableinst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growtable_is_wf0{v_tableinst : tableinst, nat : nat, v_ref : ref, ret_val : tableinst}:
+    `%%%%`(v_tableinst, nat, v_ref, ret_val)
+    -- wf_tableinst: `%`(v_tableinst)
+    -- wf_ref: `%`(v_ref)
+    -- if ($growtable(v_tableinst, nat, v_ref) =/= ?())
+    -- if (ret_val = !($growtable(v_tableinst, nat, v_ref)))
+    -- wf_tableinst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
 def $growmem(v_meminst : meminst, nat : nat) : meminst?
   ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
   def $growmem{v_meminst : meminst, v_n : nat, meminst' : meminst, i' : uN}(v_meminst, v_n) = ?(meminst')
-    -- let{at : addrtype, i : u64, j_opt : u64?, b_lst : byte*} {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j_opt)), BYTES b_lst} = v_meminst
-    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j_opt)), BYTES b_lst ++ `%`_byte(0)^(v_n * (64 * $Ki)){}})
+    -- let{at : addrtype, i : u64, j_opt : u64?, b_lst : byte*} {TYPE `%%PAGE`_memtype(at, mk_limits_limits(i, j_opt)), BYTES b_lst} = v_meminst
+    -- if (meminst' = {TYPE `%%PAGE`_memtype(at, mk_limits_limits(i', j_opt)), BYTES b_lst ++ mk_byte_byte(0)^(v_n * (64 * $Ki)){}})
     -- if (($proj_uN_0(i').0 : nat <:> rat) = (((|b_lst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) + (v_n : nat <:> rat)))
-    -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j#8).0))?{j#8 <- j_opt}
+    -- (if ($proj_uN_0(i').0 <= $proj_uN_0(j_8).0))?{j_8 <- j_opt}
     -- if ($proj_uN_0(i').0 <= (2 ^ ((($size($numtype_addrtype(at)) : nat <:> int) - (16 : nat <:> int)) : int <:> nat)))
-    -- wf_meminst: `%`(meminst')
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j_opt)), BYTES b_lst})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i', j_opt)), BYTES b_lst ++ `%`_byte(0)^(v_n * (64 * $Ki)){}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, mk_limits_limits(i, j_opt)), BYTES b_lst})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, mk_limits_limits(i', j_opt)), BYTES b_lst ++ mk_byte_byte(0)^(v_n * (64 * $Ki)){}})
   def $growmem{x0 : meminst, x1 : nat}(x0, x1) = ?()
     -- otherwise
 
+;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+relation growmem_is_wf: `%%%`(v_meminst : meminst, nat : nat, ret_val : meminst)
+  ;; ../../../../specification/wasm-3.0/4.0-execution.configurations.spectec
+  rule growmem_is_wf0{v_meminst : meminst, nat : nat, ret_val : meminst}:
+    `%%%`(v_meminst, nat, ret_val)
+    -- wf_meminst: `%`(v_meminst)
+    -- if ($growmem(v_meminst, nat) =/= ?())
+    -- if (ret_val = !($growmem(v_meminst, nat)))
+    -- wf_meminst: `%`(ret_val)
+
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Num_ok: `%|-%:%`(store, num, numtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule mk_Num_ok{s : store, nt : numtype, c : num_}:
     `%|-%:%`(s, CONST_num(nt, c), nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(CONST_num(nt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Vec_ok: `%|-%:%`(store, vec, vectype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule mk_Vec_ok{s : store, vt : vectype, c : vec_}:
     `%|-%:%`(s, VCONST_vec(vt, c), vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(VCONST_vec(vt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12295,81 +13338,54 @@ rec {
 relation Ref_ok: `%|-%:%`(store, ref, reftype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:35.1-36.38
   rule null{s : store}:
-    `%|-%:%`(s, `REF.NULL_ADDR`_ref, REF_reftype(?(NULL_null), BOT_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
-    -- wf_reftype: `%`(REF_reftype(?(NULL_null), BOT_heaptype))
+    `%|-%:%`(s, REF_NULL_ADDR_ref, REF_reftype(?(NULL_null), BOT_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:38.1-39.33
   rule i31{s : store, i : u31}:
-    `%|-%:%`(s, `REF.I31_NUM`_ref(i), REF_reftype(?(), I31_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.I31_NUM`_ref(i))
-    -- wf_reftype: `%`(REF_reftype(?(), I31_heaptype))
+    `%|-%:%`(s, REF_I31_NUM_ref(i), REF_reftype(?(), I31_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:41.1-43.31
   rule struct{s : store, a : addr, dt : deftype}:
-    `%|-%:%`(s, `REF.STRUCT_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
+    `%|-%:%`(s, REF_STRUCT_ADDR_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.STRUCTS_store|)
     -- if (s.STRUCTS_store[a].TYPE_structinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.STRUCT_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:45.1-47.30
   rule array{s : store, a : addr, dt : deftype}:
-    `%|-%:%`(s, `REF.ARRAY_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
+    `%|-%:%`(s, REF_ARRAY_ADDR_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.ARRAYS_store|)
     -- if (s.ARRAYS_store[a].TYPE_arrayinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.ARRAY_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:49.1-51.29
   rule func{s : store, a : addr, dt : deftype}:
-    `%|-%:%`(s, `REF.FUNC_ADDR`_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
+    `%|-%:%`(s, REF_FUNC_ADDR_ref(a), REF_reftype(?(), $heaptype_deftype(dt)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a].TYPE_funcinst = dt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.FUNC_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), $heaptype_deftype(dt)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:53.1-55.24
   rule exn{s : store, a : addr, exn : exninst}:
-    `%|-%:%`(s, `REF.EXN_ADDR`_ref(a), REF_reftype(?(), EXN_heaptype))
+    `%|-%:%`(s, REF_EXN_ADDR_ref(a), REF_reftype(?(), EXN_heaptype))
     -- if (a < |s.EXNS_store|)
     -- if (s.EXNS_store[a] = exn)
-    -- wf_store: `%`(s)
     -- wf_exninst: `%`(exn)
-    -- wf_ref: `%`(`REF.EXN_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), EXN_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:57.1-58.35
   rule host{s : store, a : addr}:
-    `%|-%:%`(s, `REF.HOST_ADDR`_ref(a), REF_reftype(?(), ANY_heaptype))
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.HOST_ADDR`_ref(a))
-    -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
+    `%|-%:%`(s, REF_HOST_ADDR_ref(a), REF_reftype(?(), ANY_heaptype))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:60.1-63.30
   rule extern{s : store, v_ref : ref}:
-    `%|-%:%`(s, `REF.EXTERN`_ref(v_ref), REF_reftype(?(), EXTERN_heaptype))
+    `%|-%:%`(s, REF_EXTERN_ref(v_ref), REF_reftype(?(), EXTERN_heaptype))
     -- Ref_ok: `%|-%:%`(s, v_ref, REF_reftype(?(), ANY_heaptype))
-    -- if (v_ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(`REF.EXTERN`_ref(v_ref))
-    -- wf_reftype: `%`(REF_reftype(?(), EXTERN_heaptype))
+    -- if (v_ref =/= REF_NULL_ADDR_ref)
     -- wf_reftype: `%`(REF_reftype(?(), ANY_heaptype))
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
+    -- wf_ref: `%`(REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:65.1-68.34
   rule sub{s : store, v_ref : ref, rt : reftype, rt' : reftype}:
     `%|-%:%`(s, v_ref, rt)
     -- Ref_ok: `%|-%:%`(s, v_ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(v_ref)
-    -- wf_reftype: `%`(rt)
     -- wf_reftype: `%`(rt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12380,31 +13396,22 @@ relation Val_ok: `%|-%:%`(store, val, valtype)
   rule num{s : store, v_num : num, nt : numtype}:
     `%|-%:%`(s, $val_num(v_num), $valtype_numtype(nt))
     -- Num_ok: `%|-%:%`(s, v_num, nt)
-    -- wf_store: `%`(s)
-    -- wf_num: `%`(v_num)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule vec{s : store, v_vec : vec, vt : vectype}:
     `%|-%:%`(s, $val_vec(v_vec), $valtype_vectype(vt))
     -- Vec_ok: `%|-%:%`(s, v_vec, vt)
-    -- wf_store: `%`(s)
-    -- wf_vec: `%`(v_vec)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule ref{s : store, v_ref : ref, rt : reftype}:
     `%|-%:%`(s, $val_ref(v_ref), $valtype_reftype(rt))
     -- Ref_ok: `%|-%:%`(s, v_ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_ref: `%`(v_ref)
-    -- wf_reftype: `%`(rt)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Packval_ok: `%|-%:%`(store, packval, packtype)
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule mk_Packval_ok{s : store, pt : packtype, c : iN}:
     `%|-%:%`(s, PACK_packval(pt, c), pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(PACK_packval(pt, c))
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
@@ -12412,16 +13419,11 @@ relation Fieldval_ok: `%|-%:%`(store, fieldval, storagetype)
   rule val{s : store, v_val : val, t : valtype}:
     `%|-%:%`(s, $fieldval_val(v_val), $storagetype_valtype(t))
     -- Val_ok: `%|-%:%`(s, v_val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(v_val)
-    -- wf_valtype: `%`(t)
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
   rule packval{s : store, v_packval : packval, pt : packtype}:
     `%|-%:%`(s, $fieldval_packval(v_packval), $storagetype_packtype(pt))
     -- Packval_ok: `%|-%:%`(s, v_packval, pt)
-    -- wf_store: `%`(s)
-    -- wf_packval: `%`(v_packval)
 
 ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec
 rec {
@@ -12433,48 +13435,36 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
     `%|-%:%`(s, TAG_externaddr(a), TAG_externtype(v_taginst.TYPE_taginst))
     -- if (a < |s.TAGS_store|)
     -- if (s.TAGS_store[a] = v_taginst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TAG_externtype(v_taginst.TYPE_taginst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:109.1-111.34
   rule global{s : store, a : addr, v_globalinst : globalinst}:
     `%|-%:%`(s, GLOBAL_externaddr(a), GLOBAL_externtype(v_globalinst.TYPE_globalinst))
     -- if (a < |s.GLOBALS_store|)
     -- if (s.GLOBALS_store[a] = v_globalinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(GLOBAL_externtype(v_globalinst.TYPE_globalinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:113.1-115.28
   rule mem{s : store, a : addr, v_meminst : meminst}:
     `%|-%:%`(s, MEM_externaddr(a), MEM_externtype(v_meminst.TYPE_meminst))
     -- if (a < |s.MEMS_store|)
     -- if (s.MEMS_store[a] = v_meminst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(MEM_externtype(v_meminst.TYPE_meminst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:117.1-119.32
   rule table{s : store, a : addr, v_tableinst : tableinst}:
     `%|-%:%`(s, TABLE_externaddr(a), TABLE_externtype(v_tableinst.TYPE_tableinst))
     -- if (a < |s.TABLES_store|)
     -- if (s.TABLES_store[a] = v_tableinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(TABLE_externtype(v_tableinst.TYPE_tableinst))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:121.1-123.30
   rule func{s : store, a : addr, v_funcinst : funcinst}:
     `%|-%:%`(s, FUNC_externaddr(a), FUNC_externtype($typeuse_deftype(v_funcinst.TYPE_funcinst)))
     -- if (a < |s.FUNCS_store|)
     -- if (s.FUNCS_store[a] = v_funcinst)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(FUNC_externtype($typeuse_deftype(v_funcinst.TYPE_funcinst)))
 
   ;; ../../../../specification/wasm-3.0/4.1-execution.values.spectec:125.1-128.37
   rule sub{s : store, v_externaddr : externaddr, xt : externtype, xt' : externtype}:
     `%|-%:%`(s, v_externaddr, xt)
     -- Externaddr_ok: `%|-%:%`(s, v_externaddr, xt')
     -- Externtype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, xt', xt)
-    -- wf_store: `%`(s)
-    -- wf_externtype: `%`(xt)
     -- wf_externtype: `%`(xt')
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 }
@@ -12482,2116 +13472,1720 @@ relation Externaddr_ok: `%|-%:%`(store, externaddr, externtype)
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_valtype(v_moduleinst : moduleinst, v_valtype : valtype) : valtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
-  def $inst_valtype{v_moduleinst : moduleinst, t : valtype}(v_moduleinst, t) = $subst_all_valtype(t, (iter_val#3 : deftype <: typeuse)*{iter_val#3 <- v_moduleinst.TYPES_moduleinst})
+  def $inst_valtype{v_moduleinst : moduleinst, t : valtype}(v_moduleinst, t) = $subst_all_valtype(t, (iter_val_3 : deftype <: typeuse)*{iter_val_3 <- v_moduleinst.TYPES_moduleinst})
+
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_valtype_is_wf: `%%%`(v_moduleinst : moduleinst, v_valtype : valtype, ret_val : valtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_valtype_is_wf0{v_moduleinst : moduleinst, v_valtype : valtype, ret_val : valtype}:
+    `%%%`(v_moduleinst, v_valtype, ret_val)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- wf_valtype: `%`(v_valtype)
+    -- if (ret_val = $inst_valtype(v_moduleinst, v_valtype))
+    -- wf_valtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_reftype(v_moduleinst : moduleinst, v_reftype : reftype) : reftype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
-  def $inst_reftype{v_moduleinst : moduleinst, rt : reftype}(v_moduleinst, rt) = $subst_all_reftype(rt, (iter_val#4 : deftype <: typeuse)*{iter_val#4 <- v_moduleinst.TYPES_moduleinst})
+  def $inst_reftype{v_moduleinst : moduleinst, rt : reftype}(v_moduleinst, rt) = $subst_all_reftype(rt, (iter_val_4 : deftype <: typeuse)*{iter_val_4 <- v_moduleinst.TYPES_moduleinst})
+
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_reftype_is_wf: `%%%`(v_moduleinst : moduleinst, v_reftype : reftype, ret_val : reftype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_reftype_is_wf0{v_moduleinst : moduleinst, v_reftype : reftype, ret_val : reftype}:
+    `%%%`(v_moduleinst, v_reftype, ret_val)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- wf_reftype: `%`(v_reftype)
+    -- if (ret_val = $inst_reftype(v_moduleinst, v_reftype))
+    -- wf_reftype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_globaltype(v_moduleinst : moduleinst, v_globaltype : globaltype) : globaltype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
-  def $inst_globaltype{v_moduleinst : moduleinst, gt : globaltype}(v_moduleinst, gt) = $subst_all_globaltype(gt, (iter_val#5 : deftype <: typeuse)*{iter_val#5 <- v_moduleinst.TYPES_moduleinst})
+  def $inst_globaltype{v_moduleinst : moduleinst, gt : globaltype}(v_moduleinst, gt) = $subst_all_globaltype(gt, (iter_val_5 : deftype <: typeuse)*{iter_val_5 <- v_moduleinst.TYPES_moduleinst})
+
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_globaltype_is_wf: `%%%`(v_moduleinst : moduleinst, v_globaltype : globaltype, ret_val : globaltype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_globaltype_is_wf0{v_moduleinst : moduleinst, v_globaltype : globaltype, ret_val : globaltype}:
+    `%%%`(v_moduleinst, v_globaltype, ret_val)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- wf_globaltype: `%`(v_globaltype)
+    -- if (ret_val = $inst_globaltype(v_moduleinst, v_globaltype))
+    -- wf_globaltype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_memtype(v_moduleinst : moduleinst, v_memtype : memtype) : memtype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
-  def $inst_memtype{v_moduleinst : moduleinst, mt : memtype}(v_moduleinst, mt) = $subst_all_memtype(mt, (iter_val#6 : deftype <: typeuse)*{iter_val#6 <- v_moduleinst.TYPES_moduleinst})
+  def $inst_memtype{v_moduleinst : moduleinst, mt : memtype}(v_moduleinst, mt) = $subst_all_memtype(mt, (iter_val_6 : deftype <: typeuse)*{iter_val_6 <- v_moduleinst.TYPES_moduleinst})
+
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_memtype_is_wf: `%%%`(v_moduleinst : moduleinst, v_memtype : memtype, ret_val : memtype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_memtype_is_wf0{v_moduleinst : moduleinst, v_memtype : memtype, ret_val : memtype}:
+    `%%%`(v_moduleinst, v_memtype, ret_val)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- wf_memtype: `%`(v_memtype)
+    -- if (ret_val = $inst_memtype(v_moduleinst, v_memtype))
+    -- wf_memtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
 def $inst_tabletype(v_moduleinst : moduleinst, v_tabletype : tabletype) : tabletype
   ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
-  def $inst_tabletype{v_moduleinst : moduleinst, tt : tabletype}(v_moduleinst, tt) = $subst_all_tabletype(tt, (iter_val#7 : deftype <: typeuse)*{iter_val#7 <- v_moduleinst.TYPES_moduleinst})
+  def $inst_tabletype{v_moduleinst : moduleinst, tt : tabletype}(v_moduleinst, tt) = $subst_all_tabletype(tt, (iter_val_7 : deftype <: typeuse)*{iter_val_7 <- v_moduleinst.TYPES_moduleinst})
+
+;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+relation inst_tabletype_is_wf: `%%%`(v_moduleinst : moduleinst, v_tabletype : tabletype, ret_val : tabletype)
+  ;; ../../../../specification/wasm-3.0/4.2-execution.types.spectec
+  rule inst_tabletype_is_wf0{v_moduleinst : moduleinst, v_tabletype : tabletype, ret_val : tabletype}:
+    `%%%`(v_moduleinst, v_tabletype, ret_val)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- wf_tabletype: `%`(v_tabletype)
+    -- if (ret_val = $inst_tabletype(v_moduleinst, v_tabletype))
+    -- wf_tabletype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_pure_before_ref_eq_true: `%`(instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_eq_null_0{ref_1 : ref, ref_2 : ref}:
-    `%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr])
-    -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
+    `%`([$instr_ref(ref_1) $instr_ref(ref_2) REF_EQ_instr])
+    -- if ((ref_1 = REF_NULL_ADDR_ref) /\ (ref_2 = REF_NULL_ADDR_ref))
+    -- wf_ref: `%`(REF_NULL_ADDR_ref)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_pure: `%~>%`(instr*, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unreachable:
     `%~>%`([UNREACHABLE_instr], [TRAP_instr])
-    -- wf_instr: `%`(UNREACHABLE_instr)
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule nop:
     `%~>%`([NOP_instr], [])
-    -- wf_instr: `%`(NOP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule drop{v_val : val}:
     `%~>%`([$instr_val(v_val) DROP_instr], [])
-    -- wf_val: `%`(v_val)
-    -- wf_instr: `%`(DROP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule select_true{val_1 : val, val_2 : val, c : num_, t_lst_opt : valtype*?}:
     `%~>%`([$instr_val(val_1) $instr_val(val_2) CONST_instr(I32_numtype, c) SELECT_instr(t_lst_opt)], [$instr_val(val_1)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t_lst_opt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule select_false{val_1 : val, val_2 : val, c : num_, t_lst_opt : valtype*?}:
     `%~>%`([$instr_val(val_1) $instr_val(val_2) CONST_instr(I32_numtype, c) SELECT_instr(t_lst_opt)], [$instr_val(val_2)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_val: `%`(val_1)
-    -- wf_val: `%`(val_2)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(SELECT_instr(t_lst_opt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule if_true{c : num_, bt : blocktype, instr_1_lst : instr*, instr_2_lst : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1_lst, instr_2_lst)], [BLOCK_instr(bt, instr_1_lst)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1_lst, instr_2_lst))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_1_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule if_false{c : num_, bt : blocktype, instr_1_lst : instr*, instr_2_lst : instr*}:
     `%~>%`([CONST_instr(I32_numtype, c) `IF%%ELSE%`_instr(bt, instr_1_lst, instr_2_lst)], [BLOCK_instr(bt, instr_2_lst)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(`IF%%ELSE%`_instr(bt, instr_1_lst, instr_2_lst))
-    -- wf_instr: `%`(BLOCK_instr(bt, instr_2_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule label_vals{v_n : n, instr_lst : instr*, val_lst : val*}:
     `%~>%`([`LABEL_%{%}%`_instr(v_n, instr_lst, $instr_val(v_val)*{v_val <- val_lst})], $instr_val(v_val)*{v_val <- val_lst})
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_n, instr_lst, $instr_val(v_val)*{v_val <- val_lst}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_label_zero{v_n : n, instr'_lst : instr*, val'_lst : val*, val_lst : val*, l : labelidx, instr_lst : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(v_n, instr'_lst, $instr_val(val')*{val' <- val'_lst} ++ $instr_val(v_val)^v_n{v_val <- val_lst} ++ [BR_instr(l)] ++ instr_lst)], $instr_val(v_val)^v_n{v_val <- val_lst} ++ instr'_lst)
     -- if ($proj_uN_0(l).0 = 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_n, instr'_lst, $instr_val(val')*{val' <- val'_lst} ++ $instr_val(v_val)^v_n{v_val <- val_lst} ++ [BR_instr(l)] ++ instr_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_label_succ{v_n : n, instr'_lst : instr*, val_lst : val*, l : labelidx, instr_lst : instr*}:
-    `%~>%`([`LABEL_%{%}%`_instr(v_n, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)] ++ instr_lst)], $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
+    `%~>%`([`LABEL_%{%}%`_instr(v_n, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)] ++ instr_lst)], $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(mk_uN_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))])
     -- if ($proj_uN_0(l).0 > 0)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_n, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)] ++ instr_lst))
-    -- wf_instr: `%`(BR_instr(`%`_labelidx(((($proj_uN_0(l).0 : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_handler{v_n : n, catch_lst : catch*, val_lst : val*, l : labelidx, instr_lst : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(v_n, catch_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)] ++ instr_lst)], $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(v_n, catch_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)] ++ instr_lst))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_if_true{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [BR_instr(l)])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 =/= 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_if_false{c : num_, l : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, c) BR_IF_instr(l)], [])
     -- if ($proj_num__0(c) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = 0)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_instr: `%`(BR_IF_instr(l))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_table_lt{i : num_, l_lst : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l_lst, l')], [BR_instr(l_lst[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |l_lst|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l_lst, l'))
-    -- wf_instr: `%`(BR_instr(l_lst[$proj_uN_0(!($proj_num__0(i))).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_table_ge{i : num_, l_lst : labelidx*, l' : labelidx}:
     `%~>%`([CONST_instr(I32_numtype, i) BR_TABLE_instr(l_lst, l')], [BR_instr(l')])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |l_lst|)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(BR_TABLE_instr(l_lst, l'))
-    -- wf_instr: `%`(BR_instr(l'))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_null_null{v_val : val, l : labelidx}:
     `%~>%`([$instr_val(v_val) BR_ON_NULL_instr(l)], [BR_instr(l)])
-    -- if (v_val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(v_val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
+    -- if (v_val = REF_NULL_ADDR_val)
+    -- wf_val: `%`(REF_NULL_ADDR_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_null_addr{v_val : val, l : labelidx}:
     `%~>%`([$instr_val(v_val) BR_ON_NULL_instr(l)], [$instr_val(v_val)])
-    -- if (v_val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(v_val)
-    -- wf_instr: `%`(BR_ON_NULL_instr(l))
+    -- if (v_val =/= REF_NULL_ADDR_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_non_null_null{v_val : val, l : labelidx}:
     `%~>%`([$instr_val(v_val) BR_ON_NON_NULL_instr(l)], [])
-    -- if (v_val = `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(v_val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_val: `%`(`REF.NULL_ADDR`_val)
+    -- if (v_val = REF_NULL_ADDR_val)
+    -- wf_val: `%`(REF_NULL_ADDR_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_non_null_addr{v_val : val, l : labelidx}:
     `%~>%`([$instr_val(v_val) BR_ON_NON_NULL_instr(l)], [$instr_val(v_val) BR_instr(l)])
-    -- if (v_val =/= `REF.NULL_ADDR`_val)
-    -- wf_val: `%`(v_val)
-    -- wf_instr: `%`(BR_ON_NON_NULL_instr(l))
-    -- wf_instr: `%`(BR_instr(l))
+    -- if (v_val =/= REF_NULL_ADDR_val)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_indirect{x : idx, yy : typeuse}:
-    `%~>%`([CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) CALL_REF_instr(yy)])
-    -- wf_instr: `%`(CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
+    `%~>%`([CALL_INDIRECT_instr(x, yy)], [TABLE_GET_instr(x) REF_CAST_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) CALL_REF_instr(yy)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_indirect{x : idx, yy : typeuse}:
-    `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [`TABLE.GET`_instr(x) `REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) RETURN_CALL_REF_instr(yy)])
-    -- wf_instr: `%`(RETURN_CALL_INDIRECT_instr(x, yy))
-    -- wf_instr: `%`(`TABLE.GET`_instr(x))
-    -- wf_instr: `%`(`REF.CAST`_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
+    `%~>%`([RETURN_CALL_INDIRECT_instr(x, yy)], [TABLE_GET_instr(x) REF_CAST_instr(REF_reftype(?(NULL_null), $heaptype_typeuse(yy))) RETURN_CALL_REF_instr(yy)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule frame_vals{v_n : n, f : frame, val_lst : val*}:
     `%~>%`([`FRAME_%{%}%`_instr(v_n, f, $instr_val(v_val)^v_n{v_val <- val_lst})], $instr_val(v_val)^v_n{v_val <- val_lst})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(v_n, f, $instr_val(v_val)^v_n{v_val <- val_lst}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_frame{v_n : n, f : frame, val'_lst : val*, val_lst : val*, instr_lst : instr*}:
     `%~>%`([`FRAME_%{%}%`_instr(v_n, f, $instr_val(val')*{val' <- val'_lst} ++ $instr_val(v_val)^v_n{v_val <- val_lst} ++ [RETURN_instr] ++ instr_lst)], $instr_val(v_val)^v_n{v_val <- val_lst})
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(v_n, f, $instr_val(val')*{val' <- val'_lst} ++ $instr_val(v_val)^v_n{v_val <- val_lst} ++ [RETURN_instr] ++ instr_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_label{v_n : n, instr'_lst : instr*, val_lst : val*, instr_lst : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(v_n, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_instr] ++ instr_lst)], $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_n, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_instr] ++ instr_lst))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_handler{v_n : n, catch_lst : catch*, val_lst : val*, instr_lst : instr*}:
     `%~>%`([`HANDLER_%{%}%`_instr(v_n, catch_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_instr] ++ instr_lst)], $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(v_n, catch_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_instr] ++ instr_lst))
-    -- wf_instr: `%`(RETURN_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule handler_vals{v_n : n, catch_lst : catch*, val_lst : val*}:
     `%~>%`([`HANDLER_%{%}%`_instr(v_n, catch_lst, $instr_val(v_val)*{v_val <- val_lst})], $instr_val(v_val)*{v_val <- val_lst})
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(v_n, catch_lst, $instr_val(v_val)*{v_val <- val_lst}))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule trap_instrs{val_lst : val*, instr_lst : instr*}:
     `%~>%`($instr_val(v_val)*{v_val <- val_lst} ++ [TRAP_instr] ++ instr_lst, [TRAP_instr])
     -- if ((val_lst =/= []) \/ (instr_lst =/= []))
-    -- (wf_val: `%`(v_val))*{v_val <- val_lst}
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule trap_label{v_n : n, instr'_lst : instr*}:
     `%~>%`([`LABEL_%{%}%`_instr(v_n, instr'_lst, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_n, instr'_lst, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule trap_handler{v_n : n, catch_lst : catch*}:
     `%~>%`([`HANDLER_%{%}%`_instr(v_n, catch_lst, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(v_n, catch_lst, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule trap_frame{v_n : n, f : frame}:
     `%~>%`([`FRAME_%{%}%`_instr(v_n, f, [TRAP_instr])], [TRAP_instr])
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(v_n, f, [TRAP_instr]))
-    -- wf_instr: `%`(TRAP_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule local_tee{v_val : val, x : idx}:
-    `%~>%`([$instr_val(v_val) `LOCAL.TEE`_instr(x)], [$instr_val(v_val) $instr_val(v_val) `LOCAL.SET`_instr(x)])
-    -- wf_val: `%`(v_val)
-    -- wf_instr: `%`(`LOCAL.TEE`_instr(x))
-    -- wf_instr: `%`(`LOCAL.SET`_instr(x))
+    `%~>%`([$instr_val(v_val) LOCAL_TEE_instr(x)], [$instr_val(v_val) $instr_val(v_val) LOCAL_SET_instr(x)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_i31{i : num_}:
-    `%~>%`([CONST_instr(I32_numtype, i) `REF.I31`_instr], [`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i))))])
+    `%~>%`([CONST_instr(I32_numtype, i) REF_I31_instr], [REF_I31_NUM_instr($wrap__(32, 31, !($proj_num__0(i))))])
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`REF.I31`_instr)
-    -- wf_instr: `%`(`REF.I31_NUM`_instr($wrap__(32, 31, !($proj_num__0(i)))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_is_null_true{v_ref : ref}:
-    `%~>%`([$instr_ref(v_ref) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
-    -- if (v_ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(v_ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
+    `%~>%`([$instr_ref(v_ref) REF_IS_NULL_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(1)))])
+    -- if (v_ref = REF_NULL_ADDR_ref)
+    -- wf_ref: `%`(REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_is_null_false{v_ref : ref}:
-    `%~>%`([$instr_ref(v_ref) `REF.IS_NULL`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
-    -- if (v_ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(v_ref)
-    -- wf_instr: `%`(`REF.IS_NULL`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
+    `%~>%`([$instr_ref(v_ref) REF_IS_NULL_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(0)))])
+    -- if (v_ref =/= REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_as_non_null_null{v_ref : ref}:
-    `%~>%`([$instr_ref(v_ref) `REF.AS_NON_NULL`_instr], [TRAP_instr])
-    -- if (v_ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(v_ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
-    -- wf_instr: `%`(TRAP_instr)
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
+    `%~>%`([$instr_ref(v_ref) REF_AS_NON_NULL_instr], [TRAP_instr])
+    -- if (v_ref = REF_NULL_ADDR_ref)
+    -- wf_ref: `%`(REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_as_non_null_addr{v_ref : ref}:
-    `%~>%`([$instr_ref(v_ref) `REF.AS_NON_NULL`_instr], [$instr_ref(v_ref)])
-    -- if (v_ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(v_ref)
-    -- wf_instr: `%`(`REF.AS_NON_NULL`_instr)
+    `%~>%`([$instr_ref(v_ref) REF_AS_NON_NULL_instr], [$instr_ref(v_ref)])
+    -- if (v_ref =/= REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_eq_null{ref_1 : ref, ref_2 : ref}:
-    `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
-    -- if ((ref_1 = `REF.NULL_ADDR`_ref) /\ (ref_2 = `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
-    -- wf_ref: `%`(`REF.NULL_ADDR`_ref)
+    `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) REF_EQ_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(1)))])
+    -- if ((ref_1 = REF_NULL_ADDR_ref) /\ (ref_2 = REF_NULL_ADDR_ref))
+    -- wf_ref: `%`(REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_eq_true{ref_1 : ref, ref_2 : ref}:
-    `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
-    -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
+    `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) REF_EQ_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(1)))])
+    -- if ((ref_1 =/= REF_NULL_ADDR_ref) \/ (ref_2 =/= REF_NULL_ADDR_ref))
     -- if (ref_1 = ref_2)
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_eq_false{ref_1 : ref, ref_2 : ref}:
-    `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) `REF.EQ`_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
+    `%~>%`([$instr_ref(ref_1) $instr_ref(ref_2) REF_EQ_instr], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(0)))])
     -- if (ref_1 =/= ref_2)
-    -- if ((ref_1 =/= `REF.NULL_ADDR`_ref) \/ (ref_2 =/= `REF.NULL_ADDR`_ref))
-    -- wf_ref: `%`(ref_1)
-    -- wf_ref: `%`(ref_2)
-    -- wf_instr: `%`(`REF.EQ`_instr)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
+    -- if ((ref_1 =/= REF_NULL_ADDR_ref) \/ (ref_2 =/= REF_NULL_ADDR_ref))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule i31_get_null{v_sx : sx}:
-    `%~>%`([`REF.NULL_ADDR`_instr `I31.GET`_instr(v_sx)], [TRAP_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`I31.GET`_instr(v_sx))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`([REF_NULL_ADDR_instr I31_GET_instr(v_sx)], [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule i31_get_num{i : u31, v_sx : sx}:
-    `%~>%`([`REF.I31_NUM`_instr(i) `I31.GET`_instr(v_sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, v_sx, i)))])
-    -- wf_instr: `%`(`REF.I31_NUM`_instr(i))
-    -- wf_instr: `%`(`I31.GET`_instr(v_sx))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, v_sx, i))))
+    `%~>%`([REF_I31_NUM_instr(i) I31_GET_instr(v_sx)], [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, $extend__(31, 32, v_sx, i)))])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_new{v_val : val, v_n : n, x : idx}:
-    `%~>%`([$instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW`_instr(x)], $instr_val(v_val)^v_n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))])
-    -- wf_val: `%`(v_val)
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))))
-    -- wf_instr: `%`(`ARRAY.NEW`_instr(x))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)))
+    `%~>%`([$instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_NEW_instr(x)], $instr_val(v_val)^v_n{} ++ [ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n))])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule extern_convert_any_null{v_ref : ref}:
-    `%~>%`([$instr_ref(v_ref) `EXTERN.CONVERT_ANY`_instr], [`REF.NULL_ADDR`_instr])
-    -- if (v_ref = `REF.NULL_ADDR`_ref)
-    -- wf_ref: `%`(v_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    `%~>%`([$instr_ref(v_ref) EXTERN_CONVERT_ANY_instr], [REF_NULL_ADDR_instr])
+    -- if (v_ref = REF_NULL_ADDR_ref)
+    -- wf_ref: `%`(REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule extern_convert_any_addr{v_ref : ref}:
-    `%~>%`([$instr_ref(v_ref) `EXTERN.CONVERT_ANY`_instr], [`REF.EXTERN`_instr(v_ref)])
-    -- if (v_ref =/= `REF.NULL_ADDR`_ref)
-    -- wf_instr: `%`(`EXTERN.CONVERT_ANY`_instr)
-    -- wf_instr: `%`(`REF.EXTERN`_instr(v_ref))
+    `%~>%`([$instr_ref(v_ref) EXTERN_CONVERT_ANY_instr], [REF_EXTERN_instr(v_ref)])
+    -- if (v_ref =/= REF_NULL_ADDR_ref)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule any_convert_extern_null:
-    `%~>%`([`REF.NULL_ADDR`_instr `ANY.CONVERT_EXTERN`_instr], [`REF.NULL_ADDR`_instr])
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
+    `%~>%`([REF_NULL_ADDR_instr ANY_CONVERT_EXTERN_instr], [REF_NULL_ADDR_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule any_convert_extern_addr{v_ref : ref}:
-    `%~>%`([`REF.EXTERN`_instr(v_ref) `ANY.CONVERT_EXTERN`_instr], [$instr_ref(v_ref)])
-    -- wf_instr: `%`(`REF.EXTERN`_instr(v_ref))
-    -- wf_instr: `%`(`ANY.CONVERT_EXTERN`_instr)
+    `%~>%`([REF_EXTERN_instr(v_ref) ANY_CONVERT_EXTERN_instr], [$instr_ref(v_ref)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unop_val{nt : numtype, c_1 : num_, unop : unop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [CONST_instr(nt, c)])
     -- if (|$fun_unop_(nt, unop, c_1)| > 0)
     -- if (c <- $fun_unop_(nt, unop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $fun_unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule unop_trap{nt : numtype, c_1 : num_, unop : unop_}:
     `%~>%`([CONST_instr(nt, c_1) UNOP_instr(nt, unop)], [TRAP_instr])
     -- if ($fun_unop_(nt, unop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(UNOP_instr(nt, unop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $fun_unop_(nt, unop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule binop_val{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [CONST_instr(nt, c)])
     -- if (|$fun_binop_(nt, binop, c_1, c_2)| > 0)
     -- if (c <- $fun_binop_(nt, binop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $fun_binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule binop_trap{nt : numtype, c_1 : num_, c_2 : num_, binop : binop_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) BINOP_instr(nt, binop)], [TRAP_instr])
     -- if ($fun_binop_(nt, binop, c_1, c_2) = [])
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(BINOP_instr(nt, binop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt, iter))*{iter <- $fun_binop_(nt, binop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule testop{nt : numtype, c_1 : num_, testop : testop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) TESTOP_instr(nt, testop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $fun_testop_(nt, testop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(TESTOP_instr(nt, testop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $fun_testop_(nt, testop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule relop{nt : numtype, c_1 : num_, c_2 : num_, relop : relop_, c : num_}:
     `%~>%`([CONST_instr(nt, c_1) CONST_instr(nt, c_2) RELOP_instr(nt, relop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $fun_relop_(nt, relop, c_1, c_2))
-    -- wf_instr: `%`(CONST_instr(nt, c_1))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_instr: `%`(RELOP_instr(nt, relop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $fun_relop_(nt, relop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule cvtop_val{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__, c : num_}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [CONST_instr(nt_2, c)])
     -- if (|$fun_cvtop__(nt_1, nt_2, cvtop, c_1)| > 0)
     -- if (c <- $fun_cvtop__(nt_1, nt_2, cvtop, c_1))
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(CONST_instr(nt_2, c))
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $fun_cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule cvtop_trap{nt_1 : numtype, c_1 : num_, nt_2 : numtype, cvtop : cvtop__}:
     `%~>%`([CONST_instr(nt_1, c_1) CVTOP_instr(nt_2, nt_1, cvtop)], [TRAP_instr])
     -- if ($fun_cvtop__(nt_1, nt_2, cvtop, c_1) = [])
-    -- wf_instr: `%`(CONST_instr(nt_1, c_1))
-    -- wf_instr: `%`(CVTOP_instr(nt_2, nt_1, cvtop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_num_: `%%`(nt_2, iter))*{iter <- $fun_cvtop__(nt_1, nt_2, cvtop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvunop{c_1 : vec_, v_vvunop : vvunop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVUNOP_instr(V128_vectype, v_vvunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvunop_(V128_vectype, v_vvunop, c_1)| > 0)
     -- if (c <- $vvunop_(V128_vectype, v_vvunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVUNOP_instr(V128_vectype, v_vvunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvunop_(V128_vectype, v_vvunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvbinop{c_1 : vec_, c_2 : vec_, v_vvbinop : vvbinop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VVBINOP_instr(V128_vectype, v_vvbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvbinop_(V128_vectype, v_vvbinop, c_1, c_2)| > 0)
     -- if (c <- $vvbinop_(V128_vectype, v_vvbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VVBINOP_instr(V128_vectype, v_vvbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvbinop_(V128_vectype, v_vvbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, v_vvternop : vvternop, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VVTERNOP_instr(V128_vectype, v_vvternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$vvternop_(V128_vectype, v_vvternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $vvternop_(V128_vectype, v_vvternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VVTERNOP_instr(V128_vectype, v_vvternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $vvternop_(V128_vectype, v_vvternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vvtestop{c_1 : vec_, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $inez_($vsize(V128_vectype), c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $inez_($vsize(V128_vectype), c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vunop_val{c_1 : vec_, sh : shape, vunop : vunop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$fun_vunop_(sh, vunop, c_1)| > 0)
     -- if (c <- $fun_vunop_(sh, vunop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $fun_vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vunop_trap{c_1 : vec_, sh : shape, vunop : vunop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VUNOP_instr(sh, vunop)], [TRAP_instr])
     -- if ($fun_vunop_(sh, vunop, c_1) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VUNOP_instr(sh, vunop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $fun_vunop_(sh, vunop, c_1)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbinop_val{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$fun_vbinop_(sh, vbinop, c_1, c_2)| > 0)
     -- if (c <- $fun_vbinop_(sh, vbinop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $fun_vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbinop_trap{c_1 : vec_, c_2 : vec_, sh : shape, vbinop : vbinop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VBINOP_instr(sh, vbinop)], [TRAP_instr])
     -- if ($fun_vbinop_(sh, vbinop, c_1, c_2) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VBINOP_instr(sh, vbinop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $fun_vbinop_(sh, vbinop, c_1, c_2)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vternop_val{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [VCONST_instr(V128_vectype, c)])
     -- if (|$fun_vternop_(sh, vternop, c_1, c_2, c_3)| > 0)
     -- if (c <- $fun_vternop_(sh, vternop, c_1, c_2, c_3))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_uN: `%%`(128, iter))*{iter <- $fun_vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vternop_trap{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh : shape, vternop : vternop_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VTERNOP_instr(sh, vternop)], [TRAP_instr])
     -- if ($fun_vternop_(sh, vternop, c_1, c_2, c_3) = [])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VTERNOP_instr(sh, vternop))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_uN: `%%`(128, iter))*{iter <- $fun_vternop_(sh, vternop, c_1, c_2, c_3)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vtestop{c_1 : vec_, v_Jnn : Jnn, v_M : M, c : num_, i_lst : lane_*}:
-    `%~>%`([VCONST_instr(V128_vectype, c_1) VTESTOP_instr(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), mk_vtestop__0_vtestop_(v_Jnn, v_M, ALL_TRUE_vtestop_Jnn_M))], [CONST_instr(I32_numtype, c)])
-    -- if (i_lst = $lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), c_1))
+    `%~>%`([VCONST_instr(V128_vectype, c_1) VTESTOP_instr(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), mk_vtestop__0_vtestop_(v_Jnn, v_M, ALL_TRUE_vtestop_Jnn_M))], [CONST_instr(I32_numtype, c)])
+    -- if (i_lst = $lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c_1))
     -- if ($proj_num__0(c) =/= ?())
     -- (if ($proj_lane__2(i) =/= ?()))*{i <- i_lst}
     -- if ($proj_uN_0(!($proj_num__0(c))).0 = $prod($proj_uN_0($inez_($jsizenn(v_Jnn), !($proj_lane__2(i)))).0*{i <- i_lst}))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), i))*{i <- i_lst}
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VTESTOP_instr(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), mk_vtestop__0_vtestop_(v_Jnn, v_M, ALL_TRUE_vtestop_Jnn_M)))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), i))*{i <- i_lst}
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c_1)}
+    -- (wf_uN: `%%`(32, $inez_($jsizenn(v_Jnn), !($proj_lane__2(i)))))*{i <- i_lst}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vrelop{c_1 : vec_, c_2 : vec_, sh : shape, vrelop : vrelop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VRELOP_instr(sh, vrelop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $fun_vrelop_(sh, vrelop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VRELOP_instr(sh, vrelop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $fun_vrelop_(sh, vrelop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshiftop{c_1 : vec_, i : num_, sh : ishape, vshiftop : vshiftop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr(I32_numtype, i) VSHIFTOP_instr(sh, vshiftop)], [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if (c = $fun_vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(VSHIFTOP_instr(sh, vshiftop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $fun_vshiftop_(sh, vshiftop, c_1, !($proj_num__0(i))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vbitmask{c_1 : vec_, sh : ishape, c : num_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VBITMASK_instr(sh)], [CONST_instr(I32_numtype, c)])
     -- if ($proj_num__0(c) =/= ?())
     -- if (!($proj_num__0(c)) = $vbitmaskop_(sh, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VBITMASK_instr(sh))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c))
+    -- wf_uN: `%%`(32, $vbitmaskop_(sh, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vswizzlop{c_1 : vec_, c_2 : vec_, sh : bshape, swizzlop : vswizzlop_, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSWIZZLOP_instr(sh, swizzlop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $fun_vswizzlop_(sh, swizzlop, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSWIZZLOP_instr(sh, swizzlop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $fun_vswizzlop_(sh, swizzlop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vshuffle{c_1 : vec_, c_2 : vec_, sh : bshape, i_lst : laneidx*, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VSHUFFLE_instr(sh, i_lst)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vshufflop_(sh, i_lst, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VSHUFFLE_instr(sh, i_lst))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vshufflop_(sh, i_lst, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vsplat{v_Lnn : Lnn, c_1 : num_, v_M : M, c : vec_}:
-    `%~>%`([CONST_instr($lunpack(v_Lnn), c_1) VSPLAT_instr(`%X%`_shape(v_Lnn, `%`_dim(v_M)))], [VCONST_instr(V128_vectype, c)])
-    -- if (c = $inv_lanes_(`%X%`_shape(v_Lnn, `%`_dim(v_M)), $lpacknum_(v_Lnn, c_1)^v_M{}))
-    -- wf_instr: `%`(CONST_instr($lunpack(v_Lnn), c_1))
-    -- wf_instr: `%`(VSPLAT_instr(`%X%`_shape(v_Lnn, `%`_dim(v_M))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_shape: `%`(`%X%`_shape(v_Lnn, `%`_dim(v_M)))
+    `%~>%`([CONST_instr($lunpack(v_Lnn), c_1) VSPLAT_instr(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)))], [VCONST_instr(V128_vectype, c)])
+    -- if (c = $inv_lanes_(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), $lpacknum_(v_Lnn, c_1)^v_M{}))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), $lpacknum_(v_Lnn, c_1)^v_M{}))
+    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape(v_Lnn, mk_dim_dim(v_M))), $lpacknum_(v_Lnn, c_1))
+    -- wf_shape: `%`(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextract_lane_num{c_1 : vec_, nt : numtype, v_M : M, i : laneidx, c_2 : num_}:
-    `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape($lanetype_numtype(nt), `%`_dim(v_M)), ?(), i)], [CONST_instr(nt, c_2)])
-    -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(v_M)), c_1)|)
-    -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape($lanetype_numtype(nt), `%`_dim(v_M)), c_1)[$proj_uN_0(i).0])
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape($lanetype_numtype(nt), `%`_dim(v_M)), ?(), i))
-    -- wf_instr: `%`(CONST_instr(nt, c_2))
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_numtype(nt), `%`_dim(v_M))), mk_lane__0_lane_(nt, c_2))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_numtype(nt), `%`_dim(v_M)))
+    `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape($lanetype_numtype(nt), mk_dim_dim(v_M)), ?(), i)], [CONST_instr(nt, c_2)])
+    -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_numtype(nt), mk_dim_dim(v_M)), c_1)|)
+    -- if (mk_lane__0_lane_(nt, c_2) = $lanes_(`%X%`_shape($lanetype_numtype(nt), mk_dim_dim(v_M)), c_1)[$proj_uN_0(i).0])
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_numtype(nt), mk_dim_dim(v_M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_numtype(nt), mk_dim_dim(v_M)), c_1)}
+    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_numtype(nt), mk_dim_dim(v_M))), mk_lane__0_lane_(nt, c_2))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_numtype(nt), mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextract_lane_pack{c_1 : vec_, pt : packtype, v_M : M, v_sx : sx, i : laneidx, c_2 : num_}:
-    `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape($lanetype_packtype(pt), `%`_dim(v_M)), ?(v_sx), i)], [CONST_instr(I32_numtype, c_2)])
+    `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTRACT_LANE_instr(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M)), ?(v_sx), i)], [CONST_instr(I32_numtype, c_2)])
     -- if ($proj_num__0(c_2) =/= ?())
-    -- if ($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(v_M)), c_1)[$proj_uN_0(i).0]) =/= ?())
-    -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(v_M)), c_1)|)
-    -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, v_sx, !($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), `%`_dim(v_M)), c_1)[$proj_uN_0(i).0]))))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTRACT_LANE_instr(`%X%`_shape($lanetype_packtype(pt), `%`_dim(v_M)), ?(v_sx), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, c_2))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_packtype(pt), `%`_dim(v_M)))
+    -- if ($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M)), c_1)[$proj_uN_0(i).0]) =/= ?())
+    -- if ($proj_uN_0(i).0 < |$lanes_(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M)), c_1)|)
+    -- if (!($proj_num__0(c_2)) = $extend__($psize(pt), 32, v_sx, !($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M)), c_1)[$proj_uN_0(i).0]))))
+    -- wf_uN: `%%`(32, $extend__($psize(pt), 32, v_sx, !($proj_lane__1($lanes_(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M)), c_1)[$proj_uN_0(i).0]))))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M)), c_1)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_packtype(pt), mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vreplace_lane{c_1 : vec_, v_Lnn : Lnn, c_2 : num_, v_M : M, i : laneidx, c : vec_}:
-    `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(v_Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(v_Lnn, `%`_dim(v_M)), i)], [VCONST_instr(V128_vectype, c)])
-    -- if (c = $inv_lanes_(`%X%`_shape(v_Lnn, `%`_dim(v_M)), $lanes_(`%X%`_shape(v_Lnn, `%`_dim(v_M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(v_Lnn, c_2)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(CONST_instr($lunpack(v_Lnn), c_2))
-    -- wf_instr: `%`(VREPLACE_LANE_instr(`%X%`_shape(v_Lnn, `%`_dim(v_M)), i))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_shape: `%`(`%X%`_shape(v_Lnn, `%`_dim(v_M)))
+    `%~>%`([VCONST_instr(V128_vectype, c_1) CONST_instr($lunpack(v_Lnn), c_2) VREPLACE_LANE_instr(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), i)], [VCONST_instr(V128_vectype, c)])
+    -- if (c = $inv_lanes_(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), $lanes_(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(v_Lnn, c_2)]))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), $lanes_(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), c_1)[[$proj_uN_0(i).0] = $lpacknum_(v_Lnn, c_2)]))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape(v_Lnn, mk_dim_dim(v_M))), iter))*{iter <- $lanes_(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)), c_1)}
+    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape(v_Lnn, mk_dim_dim(v_M))), $lpacknum_(v_Lnn, c_2))
+    -- wf_shape: `%`(`%X%`_shape(v_Lnn, mk_dim_dim(v_M)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextunop{c_1 : vec_, sh_2 : ishape, sh_1 : ishape, vextunop : vextunop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VEXTUNOP_instr(sh_2, sh_1, vextunop)], [VCONST_instr(V128_vectype, c)])
     -- if ($fun_vextunop__(sh_1, sh_2, vextunop, c_1) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VEXTUNOP_instr(sh_2, sh_1, vextunop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $fun_vextunop__(sh_1, sh_2, vextunop, c_1))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextbinop{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, vextbinop : vextbinop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VEXTBINOP_instr(sh_2, sh_1, vextbinop)], [VCONST_instr(V128_vectype, c)])
     -- if ($fun_vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VEXTBINOP_instr(sh_2, sh_1, vextbinop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $fun_vextbinop__(sh_1, sh_2, vextbinop, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vextternop{c_1 : vec_, c_2 : vec_, c_3 : vec_, sh_2 : ishape, sh_1 : ishape, vextternop : vextternop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VCONST_instr(V128_vectype, c_3) VEXTTERNOP_instr(sh_2, sh_1, vextternop)], [VCONST_instr(V128_vectype, c)])
     -- if ($fun_vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3) = c)
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_3))
-    -- wf_instr: `%`(VEXTTERNOP_instr(sh_2, sh_1, vextternop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $fun_vextternop__(sh_1, sh_2, vextternop, c_1, c_2, c_3))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vnarrow{c_1 : vec_, c_2 : vec_, sh_2 : ishape, sh_1 : ishape, v_sx : sx, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCONST_instr(V128_vectype, c_2) VNARROW_instr(sh_2, sh_1, v_sx)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, v_sx, c_1, c_2))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_2))
-    -- wf_instr: `%`(VNARROW_instr(sh_2, sh_1, v_sx))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $vnarrowop__($proj_ishape_0(sh_1).0, $proj_ishape_0(sh_2).0, v_sx, c_1, c_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vcvtop{c_1 : vec_, sh_2 : shape, sh_1 : shape, vcvtop : vcvtop__, c : vec_}:
     `%~>%`([VCONST_instr(V128_vectype, c_1) VCVTOP_instr(sh_2, sh_1, vcvtop)], [VCONST_instr(V128_vectype, c)])
     -- if (c = $fun_vcvtop__(sh_1, sh_2, vcvtop, c_1))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c_1))
-    -- wf_instr: `%`(VCVTOP_instr(sh_2, sh_1, vcvtop))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- wf_uN: `%%`(128, $fun_vcvtop__(sh_1, sh_2, vcvtop, c_1))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 def $blocktype_(v_state : state, v_blocktype : blocktype) : instrtype
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  def $blocktype_{z : state, x : uN, t_1_lst : valtype*, t_2_lst : valtype*}(z, _IDX_blocktype(x)) = `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst))
-    -- Expand: `%~~%`($fun_type(z, x), `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+  def $blocktype_{z : state, x : uN, t_1_lst : valtype*, t_2_lst : valtype*}(z, _IDX_blocktype(x)) = mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst))
+    -- Expand: `%~~%`($fun_type(z, x), `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  def $blocktype_{z : state, t_opt : valtype?}(z, _RESULT_blocktype(t_opt)) = mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(lift(t_opt)))
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation blocktype__is_wf: `%%%`(v_state : state, v_blocktype : blocktype, ret_val : instrtype)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  def $blocktype_{z : state, t_opt : valtype?}(z, _RESULT_blocktype(t_opt)) = `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t_opt)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(lift(t_opt))))
+  rule blocktype__is_wf0{v_state : state, v_blocktype : blocktype, ret_val : instrtype}:
+    `%%%`(v_state, v_blocktype, ret_val)
+    -- wf_state: `%`(v_state)
+    -- wf_blocktype: `%`(v_blocktype)
+    -- if (ret_val = $blocktype_(v_state, v_blocktype))
+    -- wf_instrtype: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_br_on_cast_fail: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_cast_succeed_0{s : store, f : frame, v_ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
-    `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
+    `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
     -- Ref_ok: `%|-%:%`(s, v_ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_br_on_cast_fail_fail: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_cast_fail_succeed_0{s : store, f : frame, v_ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
-    `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
     -- Ref_ok: `%|-%:%`(s, v_ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_throw_ref_handler_next: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch_all_ref_0{z : state, v_n : n, l : labelidx, catch'_lst : catch*, a : addr}:
-    `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_REF_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_REF_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    `%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_REF_catch(l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch_all_0{z : state, v_n : n, l : labelidx, catch'_lst : catch*, a : addr}:
-    `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    `%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_catch(l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch_ref_0{z : state, v_n : n, x : idx, l : labelidx, catch'_lst : catch*, a : addr, val_lst : val*}:
-    `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_REF_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
+    `%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_REF_catch(x, l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]))
     -- if (a < |$fun_exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$fun_tagaddr(z)|)
     -- if ($fun_exninst(z)[a].TAG_exninst = $fun_tagaddr(z)[$proj_uN_0(x).0])
     -- if (val_lst = $fun_exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(v_val))*{v_val <- val_lst}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_REF_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $fun_exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch_0{z : state, v_n : n, x : idx, l : labelidx, catch'_lst : catch*, a : addr, val_lst : val*}:
-    `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
+    `%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_catch(x, l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]))
     -- if (a < |$fun_exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$fun_tagaddr(z)|)
     -- if ($fun_exninst(z)[a].TAG_exninst = $fun_tagaddr(z)[$proj_uN_0(x).0])
     -- if (val_lst = $fun_exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(v_val))*{v_val <- val_lst}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $fun_exninst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_table_fill_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_fill_oob_0{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) TABLE_FILL_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_table_copy_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_oob_0{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x_1))
+    -- wf_tableinst: `%`($fun_table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_table_copy_le: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_zero_0{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
-    -- ~ Step_read_before_table_copy_zero: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
+    -- ~ Step_read_before_table_copy_zero: `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_oob_1{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x_1))
+    -- wf_tableinst: `%`($fun_table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_table_copy_gt: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_le_0{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
-    -- ~ Step_read_before_table_copy_le: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
+    -- ~ Step_read_before_table_copy_le: `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_zero_1{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
-    -- ~ Step_read_before_table_copy_zero: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
+    -- ~ Step_read_before_table_copy_zero: `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_oob_2{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x_1))
+    -- wf_tableinst: `%`($fun_table(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_table_init_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_init_oob_0{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) TABLE_INIT_instr(x, y)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) > |$fun_elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x))
+    -- wf_eleminst: `%`($fun_elem(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_memory_fill_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_fill_oob_0{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) MEMORY_FILL_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_memory_copy_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_copy_oob_0{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x_1))
+    -- wf_meminst: `%`($fun_mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_memory_copy_le: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_copy_zero_0{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- ~ Step_read_before_memory_copy_zero: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]))
+    -- ~ Step_read_before_memory_copy_zero: `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_copy_oob_1{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x_1))
+    -- wf_meminst: `%`($fun_mem(z, x_2))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_memory_init_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_init_oob_0{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]))
+    `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) MEMORY_INIT_instr(x, y)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) > |$fun_data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
+    -- wf_datainst: `%`($fun_data(z, y))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_ref_test_false: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_test_true_0{s : store, f : frame, v_ref : ref, rt : reftype, rt' : reftype}:
-    `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.TEST`_instr(rt)]))
+    `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_TEST_instr(rt)]))
     -- Ref_ok: `%|-%:%`(s, v_ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_ref_cast_fail: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_cast_succeed_0{s : store, f : frame, v_ref : ref, rt : reftype, rt' : reftype}:
-    `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.CAST`_instr(rt)]))
+    `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_CAST_instr(rt)]))
     -- Ref_ok: `%|-%:%`(s, v_ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_array_fill_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_fill_oob_0{z : state, a : addr, i : num_, v_val : val, v_n : n, x : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$fun_arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation Step_read_before_array_fill_succ: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule array_fill_zero_0{z : state, a : addr, i : num_, v_val : val, v_n : n, x : idx}:
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]))
+    -- ~ Step_read_before_array_fill_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]))
+    -- if (v_n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule array_fill_oob_1{z : state, a : addr, i : num_, v_val : val, v_n : n, x : idx}:
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_array_copy_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob2_0{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob1_0{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_array_copy_le: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_zero_0{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- ~ Step_read_before_array_copy_zero: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
+    -- ~ Step_read_before_array_copy_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob2_1{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob1_1{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_array_copy_gt: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_le_0{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx, sx_opt : sx?, mut_opt : mut?, zt_2 : storagetype}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- ~ Step_read_before_array_copy_le: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- Expand: `%~~%`($fun_type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
+    -- ~ Step_read_before_array_copy_le: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
+    -- Expand: `%~~%`($fun_type(z, x_2), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($fun_sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx_opt = !($fun_sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx_opt, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_zero_1{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- ~ Step_read_before_array_copy_zero: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
+    -- ~ Step_read_before_array_copy_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob2_2{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob1_2{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
+
+;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+relation Step_read_before_array_init_elem_zero: `%`(config)
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule array_init_elem_oob2_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
+    -- if ($proj_num__0(j) =/= ?())
+    -- if (($proj_uN_0(!($proj_num__0(j))).0 + v_n) > |$fun_elem(z, y).REFS_eleminst|)
+    -- wf_eleminst: `%`($fun_elem(z, y))
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule array_init_elem_oob1_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
+    -- if ($proj_num__0(i) =/= ?())
+    -- if (a < |$fun_arrayinst(z)|)
+    -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-relation Step_read_before_array_init_elem_zero: `%`(config)
+relation Step_read_before_array_init_elem_succ: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  rule array_init_elem_oob2_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+  rule array_init_elem_zero_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
+    -- ~ Step_read_before_array_init_elem_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
+    -- if (v_n = 0)
+
+  ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
+  rule array_init_elem_oob2_1{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + v_n) > |$fun_elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($fun_elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
-  rule array_init_elem_oob1_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
+  rule array_init_elem_oob1_1{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_array_init_data_zero: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_oob2_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx, mut_opt : mut?, zt : storagetype}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((v_n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_datainst: `%`($fun_data(z, y))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_oob1_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read_before_array_init_data_num: `%`(config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_zero_0{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- ~ Step_read_before_array_init_data_zero: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
+    -- ~ Step_read_before_array_init_data_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_oob2_1{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx, mut_opt : mut?, zt : storagetype}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((v_n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_datainst: `%`($fun_data(z, y))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_oob1_1{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
+    `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 relation Step_read: `%~>%`(config, instr*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule block{z : state, v_m : m, val_lst : val*, bt : blocktype, instr_lst : instr*, v_n : n, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [BLOCK_instr(bt, instr_lst)]), [`LABEL_%{%}%`_instr(v_n, [], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst)])
-    -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [BLOCK_instr(bt, instr_lst)]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_n, [], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%~>%`(mk_config_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [BLOCK_instr(bt, instr_lst)]), [`LABEL_%{%}%`_instr(v_n, [], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst)])
+    -- if ($blocktype_(z, bt) = mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule loop{z : state, v_m : m, val_lst : val*, bt : blocktype, instr_lst : instr*, t_1_lst : valtype*, v_n : n, t_2_lst : valtype*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [LOOP_instr(bt, instr_lst)]), [`LABEL_%{%}%`_instr(v_m, [LOOP_instr(bt, instr_lst)], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst)])
-    -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [LOOP_instr(bt, instr_lst)]))
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_m, [LOOP_instr(bt, instr_lst)], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%~>%`(mk_config_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [LOOP_instr(bt, instr_lst)]), [`LABEL_%{%}%`_instr(v_m, [LOOP_instr(bt, instr_lst)], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst)])
+    -- if ($blocktype_(z, bt) = mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_cast_succeed{s : store, f : frame, v_ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref) BR_instr(l)])
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref) BR_instr(l)])
     -- Ref_ok: `%|-%:%`(s, v_ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_cast_fail{s : store, f : frame, v_ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref)])
-    -- ~ Step_read_before_br_on_cast_fail: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref)])
+    -- ~ Step_read_before_br_on_cast_fail: `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_cast_fail_succeed{s : store, f : frame, v_ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype, rt : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref)])
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref)])
     -- Ref_ok: `%|-%:%`(s, v_ref, rt)
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt, $inst_reftype(f.MODULE_frame, rt_2))
     -- wf_reftype: `%`(rt)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt_2))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule br_on_cast_fail_fail{s : store, f : frame, v_ref : ref, l : labelidx, rt_1 : reftype, rt_2 : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref) BR_instr(l)])
-    -- ~ Step_read_before_br_on_cast_fail_fail: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
-    -- wf_instr: `%`(BR_instr(l))
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]), [$instr_ref(v_ref) BR_instr(l)])
+    -- ~ Step_read_before_br_on_cast_fail_fail: `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) BR_ON_CAST_FAIL_instr(l, rt_1, rt_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call{z : state, x : idx, a : addr}:
-    `%~>%`(`%;%`_config(z, [CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr($typeuse_deftype($fun_funcinst(z)[a].TYPE_funcinst))])
+    `%~>%`(mk_config_config(z, [CALL_instr(x)]), [REF_FUNC_ADDR_instr(a) CALL_REF_instr($typeuse_deftype($fun_funcinst(z)[a].TYPE_funcinst))])
     -- if (a < |$fun_funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$fun_moduleinst(z).FUNCS_moduleinst|)
     -- if ($fun_moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr($typeuse_deftype($fun_funcinst(z)[a].TYPE_funcinst)))
+    -- wf_moduleinst: `%`($fun_moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_ref_null{z : state, yy : typeuse}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr CALL_REF_instr(yy)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule call_ref_func{z : state, v_n : n, val_lst : val*, a : addr, yy : typeuse, v_m : m, f : frame, instr_lst : instr*, fi : funcinst, t_1_lst : valtype*, t_2_lst : valtype*, x : idx, t_lst : valtype*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]), [`FRAME_%{%}%`_instr(v_m, f, [`LABEL_%{%}%`_instr(v_m, [], instr_lst)])])
+    `%~>%`(mk_config_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [REF_FUNC_ADDR_instr(a) CALL_REF_instr(yy)]), [`FRAME_%{%}%`_instr(v_m, f, [`LABEL_%{%}%`_instr(v_m, [], instr_lst)])])
     -- if (a < |$fun_funcinst(z)|)
     -- if ($fun_funcinst(z)[a] = fi)
-    -- Expand: `%~~%`(fi.TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`(fi.TYPE_funcinst, `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
     -- if (fi.CODE_funcinst = FUNC_funccode(x, LOCAL_local(t)*{t <- t_lst}, instr_lst))
     -- (if ($default_(t) =/= ?()))*{t <- t_lst}
     -- if (f = {LOCALS ?(v_val)^v_n{v_val <- val_lst} ++ !($default_(t))*{t <- t_lst}, MODULE fi.MODULE_funcinst})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)]))
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(v_m, f, [`LABEL_%{%}%`_instr(v_m, [], instr_lst)]))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- (wf_funcinst: `%`(iter))*{iter <- $fun_funcinst(z)}
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
     -- wf_funccode: `%`(FUNC_funccode(x, LOCAL_local(t)*{t <- t_lst}, instr_lst))
     -- wf_frame: `%`({LOCALS ?(v_val)^v_n{v_val <- val_lst} ++ !($default_(t))*{t <- t_lst}, MODULE fi.MODULE_funcinst})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call{z : state, x : idx, a : addr}:
-    `%~>%`(`%;%`_config(z, [RETURN_CALL_instr(x)]), [`REF.FUNC_ADDR`_instr(a) RETURN_CALL_REF_instr($typeuse_deftype($fun_funcinst(z)[a].TYPE_funcinst))])
+    `%~>%`(mk_config_config(z, [RETURN_CALL_instr(x)]), [REF_FUNC_ADDR_instr(a) RETURN_CALL_REF_instr($typeuse_deftype($fun_funcinst(z)[a].TYPE_funcinst))])
     -- if (a < |$fun_funcinst(z)|)
     -- if ($proj_uN_0(x).0 < |$fun_moduleinst(z).FUNCS_moduleinst|)
     -- if ($fun_moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0] = a)
-    -- wf_config: `%`(`%;%`_config(z, [RETURN_CALL_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr($typeuse_deftype($fun_funcinst(z)[a].TYPE_funcinst)))
+    -- wf_moduleinst: `%`($fun_moduleinst(z))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_ref_label{z : state, k : n, instr'_lst : instr*, val_lst : val*, yy : typeuse, instr_lst : instr*}:
-    `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(k, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
+    `%~>%`(mk_config_config(z, [`LABEL_%{%}%`_instr(k, instr'_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_ref_handler{z : state, k : n, catch_lst : catch*, val_lst : val*, yy : typeuse, instr_lst : instr*}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(k, catch_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]))
-    -- wf_instr: `%`(RETURN_CALL_REF_instr(yy))
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(k, catch_lst, $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), $instr_val(v_val)*{v_val <- val_lst} ++ [RETURN_CALL_REF_instr(yy)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_ref_frame_null{z : state, k : n, f : frame, val_lst : val*, yy : typeuse, instr_lst : instr*}:
-    `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(v_val)*{v_val <- val_lst} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(v_val)*{v_val <- val_lst} ++ [`REF.NULL_ADDR`_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(v_val)*{v_val <- val_lst} ++ [REF_NULL_ADDR_instr] ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule return_call_ref_frame_addr{z : state, k : n, f : frame, val'_lst : val*, v_n : n, val_lst : val*, a : addr, yy : typeuse, instr_lst : instr*, t_1_lst : valtype*, v_m : m, t_2_lst : valtype*}:
-    `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val')*{val' <- val'_lst} ++ $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`REF.FUNC_ADDR`_instr(a) CALL_REF_instr(yy)])
+    `%~>%`(mk_config_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val')*{val' <- val'_lst} ++ $instr_val(v_val)^v_n{v_val <- val_lst} ++ [REF_FUNC_ADDR_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]), $instr_val(v_val)^v_n{v_val <- val_lst} ++ [REF_FUNC_ADDR_instr(a) CALL_REF_instr(yy)])
     -- if (a < |$fun_funcinst(z)|)
-    -- Expand: `%~~%`($fun_funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(k, f, $instr_val(val')*{val' <- val'_lst} ++ $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`REF.FUNC_ADDR`_instr(a)] ++ [RETURN_CALL_REF_instr(yy)] ++ instr_lst)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr(a))
-    -- wf_instr: `%`(CALL_REF_instr(yy))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+    -- Expand: `%~~%`($fun_funcinst(z)[a].TYPE_funcinst, `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- (wf_funcinst: `%`(iter))*{iter <- $fun_funcinst(z)}
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_null{z : state}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr THROW_REF_instr]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr THROW_REF_instr]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_instrs{z : state, val_lst : val*, a : addr, instr_lst : instr*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)*{v_val <- val_lst} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr_lst), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
+    `%~>%`(mk_config_config(z, $instr_val(v_val)*{v_val <- val_lst} ++ [REF_EXN_ADDR_instr(a)] ++ [THROW_REF_instr] ++ instr_lst), [REF_EXN_ADDR_instr(a) THROW_REF_instr])
     -- if ((val_lst =/= []) \/ (instr_lst =/= []))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)*{v_val <- val_lst} ++ [`REF.EXN_ADDR`_instr(a)] ++ [THROW_REF_instr] ++ instr_lst))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_label{z : state, v_n : n, instr'_lst : instr*, a : addr}:
-    `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(v_n, instr'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(v_n, instr'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
+    `%~>%`(mk_config_config(z, [`LABEL_%{%}%`_instr(v_n, instr'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), [REF_EXN_ADDR_instr(a) THROW_REF_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_frame{z : state, v_n : n, f : frame, a : addr}:
-    `%~>%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(v_n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`FRAME_%{%}%`_instr(v_n, f, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
+    `%~>%`(mk_config_config(z, [`FRAME_%{%}%`_instr(v_n, f, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), [REF_EXN_ADDR_instr(a) THROW_REF_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_empty{z : state, v_n : n, a : addr}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [], [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(THROW_REF_instr)
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [], [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), [REF_EXN_ADDR_instr(a) THROW_REF_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch{z : state, v_n : n, x : idx, l : labelidx, catch'_lst : catch*, a : addr, val_lst : val*}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)])
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_catch(x, l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), $instr_val(v_val)*{v_val <- val_lst} ++ [BR_instr(l)])
     -- if (a < |$fun_exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$fun_tagaddr(z)|)
     -- if ($fun_exninst(z)[a].TAG_exninst = $fun_tagaddr(z)[$proj_uN_0(x).0])
     -- if (val_lst = $fun_exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(v_val))*{v_val <- val_lst}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $fun_exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch_ref{z : state, v_n : n, x : idx, l : labelidx, catch'_lst : catch*, a : addr, val_lst : val*}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_REF_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), $instr_val(v_val)*{v_val <- val_lst} ++ [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_REF_catch(x, l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), $instr_val(v_val)*{v_val <- val_lst} ++ [REF_EXN_ADDR_instr(a) BR_instr(l)])
     -- if (a < |$fun_exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$fun_tagaddr(z)|)
     -- if ($fun_exninst(z)[a].TAG_exninst = $fun_tagaddr(z)[$proj_uN_0(x).0])
     -- if (val_lst = $fun_exninst(z)[a].FIELDS_exninst)
-    -- (wf_val: `%`(v_val))*{v_val <- val_lst}
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_REF_catch(x, l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    -- (wf_exninst: `%`(iter))*{iter <- $fun_exninst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch_all{z : state, v_n : n, l : labelidx, catch'_lst : catch*, a : addr}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(BR_instr(l))
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_catch(l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), [BR_instr(l)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_catch_all_ref{z : state, v_n : n, l : labelidx, catch'_lst : catch*, a : addr}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_REF_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`REF.EXN_ADDR`_instr(a) BR_instr(l)])
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_REF_catch(l)] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`REF.EXN_ADDR`_instr(a))
-    -- wf_instr: `%`(BR_instr(l))
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [CATCH_ALL_REF_catch(l)] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), [REF_EXN_ADDR_instr(a) BR_instr(l)])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule throw_ref_handler_next{z : state, v_n : n, v_catch : catch, catch'_lst : catch*, a : addr}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [v_catch] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(v_n, catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])])
-    -- ~ Step_read_before_throw_ref_handler_next: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [v_catch] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, [v_catch] ++ catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr])]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(v_n, catch'_lst, [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [v_catch] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]), [`HANDLER_%{%}%`_instr(v_n, catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])])
+    -- ~ Step_read_before_throw_ref_handler_next: `%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, [v_catch] ++ catch'_lst, [REF_EXN_ADDR_instr(a) THROW_REF_instr])]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule try_table{z : state, v_m : m, val_lst : val*, bt : blocktype, catch_lst : catch*, instr_lst : instr*, v_n : n, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [TRY_TABLE_instr(bt, `%`_list(catch_lst), instr_lst)]), [`HANDLER_%{%}%`_instr(v_n, catch_lst, [`LABEL_%{%}%`_instr(v_n, [], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst)])])
-    -- if ($blocktype_(z, bt) = `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [TRY_TABLE_instr(bt, `%`_list(catch_lst), instr_lst)]))
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(v_n, catch_lst, [`LABEL_%{%}%`_instr(v_n, [], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst)]))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%~>%`(mk_config_config(z, $instr_val(v_val)^v_m{v_val <- val_lst} ++ [TRY_TABLE_instr(bt, mk_list_list(catch_lst), instr_lst)]), [`HANDLER_%{%}%`_instr(v_n, catch_lst, [`LABEL_%{%}%`_instr(v_n, [], $instr_val(v_val)^v_m{v_val <- val_lst} ++ instr_lst)])])
+    -- if ($blocktype_(z, bt) = mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`($blocktype_(z, bt))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule local_get{z : state, x : idx, v_val : val}:
-    `%~>%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]), [$instr_val(v_val)])
+    `%~>%`(mk_config_config(z, [LOCAL_GET_instr(x)]), [$instr_val(v_val)])
     -- if ($fun_local(z, x) = ?(v_val))
-    -- wf_val: `%`(v_val)
-    -- wf_config: `%`(`%;%`_config(z, [`LOCAL.GET`_instr(x)]))
+    -- (wf_val: `%`(iter))?{iter <- $fun_local(z, x)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule global_get{z : state, x : idx, v_val : val}:
-    `%~>%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]), [$instr_val(v_val)])
+    `%~>%`(mk_config_config(z, [GLOBAL_GET_instr(x)]), [$instr_val(v_val)])
     -- if ($fun_global(z, x).VALUE_globalinst = v_val)
-    -- wf_val: `%`(v_val)
-    -- wf_config: `%`(`%;%`_config(z, [`GLOBAL.GET`_instr(x)]))
+    -- wf_globalinst: `%`($fun_global(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_get_oob{z : state, at : addrtype, i : num_, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) TABLE_GET_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$fun_table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_get_val{z : state, at : addrtype, i : num_, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]), [$instr_ref($fun_table(z, x).REFS_tableinst[$proj_uN_0(!($proj_num__0(i))).0])])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) TABLE_GET_instr(x)]), [$instr_ref($fun_table(z, x).REFS_tableinst[$proj_uN_0(!($proj_num__0(i))).0])])
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$fun_table(z, x).REFS_tableinst|)
     -- if ($proj_num__0(i) =/= ?())
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) `TABLE.GET`_instr(x)]))
+    -- wf_tableinst: `%`($fun_table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_size{z : state, x : idx, at : addrtype, v_n : n, lim : limits, rt : reftype}:
-    `%~>%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n)))])
+    `%~>%`(mk_config_config(z, [TABLE_SIZE_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n)))])
     -- if (|$fun_table(z, x).REFS_tableinst| = v_n)
-    -- if ($fun_table(z, x).TYPE_tableinst = `%%%`_tabletype(at, lim, rt))
-    -- wf_config: `%`(`%;%`_config(z, [`TABLE.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))))
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, lim, rt))
+    -- if ($fun_table(z, x).TYPE_tableinst = mk_tabletype_tabletype(at, lim, rt))
+    -- wf_tableinst: `%`($fun_table(z, x))
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, lim, rt))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_fill_oob{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) TABLE_FILL_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_fill_zero{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]), [])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) TABLE_FILL_instr(x)]), [])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_table(z, x).REFS_tableinst|)
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_fill_succ{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]), [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) `TABLE.SET`_instr(x) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.FILL`_instr(x)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) TABLE_FILL_instr(x)]), [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) TABLE_SET_instr(x) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) TABLE_FILL_instr(x)])
     -- if ($proj_num__0(i) =/= ?())
     -- if (v_n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_oob{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x_1, x_2)]), [TRAP_instr])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_table(z, x_1).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_table(z, x_2).REFS_tableinst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x_1))
+    -- wf_tableinst: `%`($fun_table(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_zero{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]), [])
-    -- ~ Step_read_before_table_copy_zero: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]), [])
+    -- ~ Step_read_before_table_copy_zero: `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_le{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]), [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) TABLE_GET_instr(y) TABLE_SET_instr(x) CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, mk_uN_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, mk_uN_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) TABLE_COPY_instr(x, y)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- ~ Step_read_before_table_copy_le: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
+    -- ~ Step_read_before_table_copy_le: `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_copy_gt{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]), [CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.GET`_instr(y) `TABLE.SET`_instr(x) CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.COPY`_instr(x, y)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]), [CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, mk_uN_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, mk_uN_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) TABLE_GET_instr(y) TABLE_SET_instr(x) CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) TABLE_COPY_instr(x, y)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- ~ Step_read_before_table_copy_gt: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `TABLE.COPY`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.GET`_instr(y))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.COPY`_instr(x, y))
+    -- ~ Step_read_before_table_copy_gt: `%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) TABLE_COPY_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_init_oob{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) TABLE_INIT_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_table(z, x).REFS_tableinst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) > |$fun_elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_tableinst: `%`($fun_table(z, x))
+    -- wf_eleminst: `%`($fun_elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_init_zero{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]), [])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) TABLE_INIT_instr(x, y)]), [])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) <= |$fun_elem(z, y).REFS_eleminst|))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule table_init_succ{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]), [CONST_instr($numtype_addrtype(at), i) $instr_ref($fun_elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0]) `TABLE.SET`_instr(x) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `TABLE.INIT`_instr(x, y)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) TABLE_INIT_instr(x, y)]), [CONST_instr($numtype_addrtype(at), i) $instr_ref($fun_elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0]) TABLE_SET_instr(x) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) TABLE_INIT_instr(x, y)])
     -- if ($proj_uN_0(!($proj_num__0(j))).0 < |$fun_elem(z, y).REFS_eleminst|)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if (v_n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_table(z, x).REFS_tableinst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) <= |$fun_elem(z, y).REFS_eleminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(`TABLE.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule load_num_oob{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule load_num_val{z : state, at : addrtype, i : num_, nt : numtype, x : idx, ao : memarg, c : num_}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]), [CONST_instr(nt, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($nbytes_(nt, c) = $fun_mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr(nt, ?(), x, ao)]))
-    -- wf_instr: `%`(CONST_instr(nt, c))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule load_pack_oob{z : state, at : addrtype, i : num_, v_Inn : Inn, v_n : n, v_sx : sx, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, `%_%`_loadop_Inn(`%`_sz(v_n), v_sx))), x, ao)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(v_n), v_sx))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((v_n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, `%_%`_loadop_Inn(`%`_sz(v_n), v_sx))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule load_pack_val{z : state, at : addrtype, i : num_, v_Inn : Inn, v_n : n, v_sx : sx, x : idx, ao : memarg, c : iN}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, `%_%`_loadop_Inn(`%`_sz(v_n), v_sx))), x, ao)]), [CONST_instr($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, $extend__(v_n, $size($numtype_addrtype(v_Inn)), v_sx, c)))])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(v_n), v_sx))), x, ao)]), [CONST_instr($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, $extend__(v_n, $size($numtype_addrtype(v_Inn)), v_sx, c)))])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(v_n, c) = $fun_mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((v_n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) LOAD_instr($numtype_addrtype(v_Inn), ?(mk_loadop__0_loadop_(v_Inn, `%_%`_loadop_Inn(`%`_sz(v_n), v_sx))), x, ao)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(v_Inn), mk_num__0_num_(v_Inn, $extend__(v_n, $size($numtype_addrtype(v_Inn)), v_sx, c))))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(v_n, c)}
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_oob{z : state, at : addrtype, i : num_, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_val{z : state, at : addrtype, i : num_, x : idx, ao : memarg, c : vec_}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($vbytes_(V128_vectype, c) = $fun_mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_pack_oob{z : state, at : addrtype, i : num_, v_M : M, v_K : K, v_sx : sx, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(v_M), v_K, v_sx)), x, ao)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(v_M), v_K, v_sx)), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((v_M * v_K) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(v_M), v_K, v_sx)), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_pack_val{z : state, at : addrtype, i : num_, v_M : M, v_K : K, v_sx : sx, x : idx, ao : memarg, c : vec_, j_lst : iN*, v_Jnn : Jnn}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(v_M), v_K, v_sx)), x, ao)]), [VCONST_instr(V128_vectype, c)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(v_M), v_K, v_sx)), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- (if ($proj_num__0(i) =/= ?()))^(k<v_K){}
     -- (if ($ibytes_(v_M, j) = $fun_mem(z, x).BYTES_meminst[(($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((((k * v_M) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) : (((v_M : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)]))^(k<v_K){j <- j_lst}
-    -- if ((c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_K)), mk_lane__2_lane_(v_Jnn, $extend__(v_M, $jsizenn(v_Jnn), v_sx, j))^v_K{j <- j_lst})) /\ ($jsizenn(v_Jnn) = (v_M * 2)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(v_M), v_K, v_sx)), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_K)))
-    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_K))), mk_lane__2_lane_(v_Jnn, $extend__(v_M, $jsizenn(v_Jnn), v_sx, j))))^v_K{j <- j_lst}
+    -- if ((c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_K)), mk_lane__2_lane_(v_Jnn, $extend__(v_M, $jsizenn(v_Jnn), v_sx, j))^v_K{j <- j_lst})) /\ ($jsizenn(v_Jnn) = (v_M * 2)))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(v_M, j)}^(k<v_K){j <- j_lst}
+    -- wf_meminst: `%`($fun_mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_K)), mk_lane__2_lane_(v_Jnn, $extend__(v_M, $jsizenn(v_Jnn), v_sx, j))^v_K{j <- j_lst}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_K)))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_K))), mk_lane__2_lane_(v_Jnn, $extend__(v_M, $jsizenn(v_Jnn), v_sx, j))))^v_K{j <- j_lst}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_splat_oob{z : state, at : addrtype, i : num_, v_N : N, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(v_N))), x, ao)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(v_N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(v_N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_splat_val{z : state, at : addrtype, i : num_, v_N : N, x : idx, ao : memarg, c : vec_, j : iN, v_Jnn : Jnn, v_M : M}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(v_N))), x, ao)]), [VCONST_instr(V128_vectype, c)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(v_N))), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(v_N, j) = $fun_mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (v_N = $jsize(v_Jnn))
     -- if ((v_M : nat <:> rat) = ((128 : nat <:> rat) / (v_N : nat <:> rat)))
-    -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), mk_lane__2_lane_(v_Jnn, `%`_uN($proj_uN_0(j).0))^v_M{}))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(v_N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(v_Jnn, `%`_uN($proj_uN_0(j).0)))
+    -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(v_Jnn, mk_uN_uN($proj_uN_0(j).0))^v_M{}))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(v_N, j)}
+    -- wf_meminst: `%`($fun_mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), mk_lane__2_lane_(v_Jnn, mk_uN_uN($proj_uN_0(j).0))^v_M{}))
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
+    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_lane__2_lane_(v_Jnn, mk_uN_uN($proj_uN_0(j).0)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_zero_oob{z : state, at : addrtype, i : num_, v_N : N, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(v_N))), x, ao)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(mk_sz_sz(v_N))), x, ao)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(v_N))), x, ao)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_zero_val{z : state, at : addrtype, i : num_, v_N : N, x : idx, ao : memarg, c : vec_, j : iN}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(v_N))), x, ao)]), [VCONST_instr(V128_vectype, c)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(mk_sz_sz(v_N))), x, ao)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(v_N, j) = $fun_mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (c = $extend__(v_N, 128, U_sx, j))
     -- wf_uN: `%%`(v_N, j)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(v_N))), x, ao)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(v_N, j)}
+    -- wf_meminst: `%`($fun_mem(z, x))
+    -- wf_uN: `%%`(128, $extend__(v_N, 128, U_sx, j))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_lane_oob{z : state, at : addrtype, i : num_, c_1 : vec_, v_N : N, x : idx, ao : memarg, j : laneidx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, mk_sz_sz(v_N), x, ao, j)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule vload_lane_val{z : state, at : addrtype, i : num_, c_1 : vec_, v_N : N, x : idx, ao : memarg, j : laneidx, c : vec_, k : iN, v_Jnn : Jnn, v_M : M}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]), [VCONST_instr(V128_vectype, c)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, mk_sz_sz(v_N), x, ao, j)]), [VCONST_instr(V128_vectype, c)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($ibytes_(v_N, k) = $fun_mem(z, x).BYTES_meminst[($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) : (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
     -- if (v_N = $jsize(v_Jnn))
     -- if ((v_M : nat <:> rat) = (($vsize(V128_vectype) : nat <:> rat) / (v_N : nat <:> rat)))
-    -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), $lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(v_Jnn, `%`_uN($proj_uN_0(k).0))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c_1) VLOAD_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]))
-    -- wf_instr: `%`(VCONST_instr(V128_vectype, c))
-    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)))
-    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M))), mk_lane__2_lane_(v_Jnn, `%`_uN($proj_uN_0(k).0)))
+    -- if (c = $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), $lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(v_Jnn, mk_uN_uN($proj_uN_0(k).0))]))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(v_N, k)}
+    -- wf_meminst: `%`($fun_mem(z, x))
+    -- wf_uN: `%%`(128, $inv_lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), $lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c_1)[[$proj_uN_0(j).0] = mk_lane__2_lane_(v_Jnn, mk_uN_uN($proj_uN_0(k).0))]))
+    -- (wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), iter))*{iter <- $lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c_1)}
+    -- wf_shape: `%`(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)))
+    -- wf_lane_: `%%`($fun_lanetype(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M))), mk_lane__2_lane_(v_Jnn, mk_uN_uN($proj_uN_0(k).0)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_size{z : state, x : idx, at : addrtype, v_n : n, lim : limits}:
-    `%~>%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n)))])
+    `%~>%`(mk_config_config(z, [MEMORY_SIZE_instr(x)]), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n)))])
     -- if ((v_n * (64 * $Ki)) = |$fun_mem(z, x).BYTES_meminst|)
     -- if ($fun_mem(z, x).TYPE_meminst = `%%PAGE`_memtype(at, lim))
-    -- wf_config: `%`(`%;%`_config(z, [`MEMORY.SIZE`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))))
+    -- wf_meminst: `%`($fun_mem(z, x))
     -- wf_memtype: `%`(`%%PAGE`_memtype(at, lim))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_fill_oob{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) MEMORY_FILL_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_fill_zero{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]), [])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) MEMORY_FILL_instr(x)]), [])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_mem(z, x).BYTES_meminst|)
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_fill_succ{z : state, at : addrtype, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]), [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.FILL`_instr(x)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) MEMORY_FILL_instr(x)]), [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x, $memarg0) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) MEMORY_FILL_instr(x)])
     -- if ($proj_num__0(i) =/= ?())
     -- if (v_n =/= 0)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_val(v_val) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.FILL`_instr(x)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.FILL`_instr(x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_copy_oob{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]), [TRAP_instr])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_mem(z, x_1).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x_1))
+    -- wf_meminst: `%`($fun_mem(z, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_copy_zero{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]), [])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]), [])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) <= |$fun_mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) <= |$fun_mem(z, x_2).BYTES_meminst|))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_copy_le{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]), [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x_1, $memarg0) CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, mk_uN_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, mk_uN_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) MEMORY_COPY_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (v_n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) <= |$fun_mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) <= |$fun_mem(z, x_2).BYTES_meminst|))
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_copy_gt{z : state, at_1 : addrtype, i_1 : num_, at_2 : addrtype, i_2 : num_, at' : addrtype, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]), [CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0) CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.COPY`_instr(x_1, x_2)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN(v_n))) MEMORY_COPY_instr(x_1, x_2)]), [CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, mk_uN_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, mk_uN_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), U_sx))), x_2, $memarg0) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x_1, $memarg0) CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) MEMORY_COPY_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i_1))).0 > $proj_uN_0(!($proj_num__0(i_2))).0)
     -- if (v_n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) <= |$fun_mem(z, x_1).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) <= |$fun_mem(z, x_2).BYTES_meminst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at_1), i_1) CONST_instr($numtype_addrtype(at_2), i_2) CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN(v_n))) `MEMORY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), mk_num__0_num_(at_1, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), mk_num__0_num_(at_2, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x_2, $memarg0))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x_1, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_1), i_1))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at_2), i_2))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at'), mk_num__0_num_(at', `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.COPY`_instr(x_1, x_2))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_init_oob{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) MEMORY_INIT_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_mem(z, x).BYTES_meminst|) \/ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) > |$fun_data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_meminst: `%`($fun_mem(z, x))
+    -- wf_datainst: `%`($fun_data(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_init_zero{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]), [])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) MEMORY_INIT_instr(x, y)]), [])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) <= |$fun_data(z, y).BYTES_datainst|))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule memory_init_succ{z : state, at : addrtype, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]), [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($fun_data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `MEMORY.INIT`_instr(x, y)])
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) MEMORY_INIT_instr(x, y)]), [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN($proj_byte_0($fun_data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))) STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x, $memarg0) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) MEMORY_INIT_instr(x, y)])
     -- if ($proj_uN_0(!($proj_num__0(j))).0 < |$fun_data(z, y).BYTES_datainst|)
     -- if ($proj_num__0(j) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if (v_n =/= 0)
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_mem(z, x).BYTES_meminst|) /\ (($proj_uN_0(!($proj_num__0(j))).0 + v_n) <= |$fun_data(z, y).BYTES_datainst|))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(x, y)]))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), i))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN($proj_byte_0($fun_data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0]).0))))
-    -- wf_instr: `%`(STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, $memarg0))
-    -- wf_instr: `%`(CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(x, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_null{z : state, ht : heaptype}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]), [`REF.NULL_ADDR`_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL`_instr(ht)]))
-    -- wf_instr: `%`(`REF.NULL_ADDR`_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_instr(ht)]), [REF_NULL_ADDR_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_func{z : state, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]), [`REF.FUNC_ADDR`_instr($fun_moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0])])
+    `%~>%`(mk_config_config(z, [REF_FUNC_instr(x)]), [REF_FUNC_ADDR_instr($fun_moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0])])
     -- if ($proj_uN_0(x).0 < |$fun_moduleinst(z).FUNCS_moduleinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.FUNC`_instr(x)]))
-    -- wf_instr: `%`(`REF.FUNC_ADDR`_instr($fun_moduleinst(z).FUNCS_moduleinst[$proj_uN_0(x).0]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_test_true{s : store, f : frame, v_ref : ref, rt : reftype, rt' : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1)))])
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_TEST_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(1)))])
     -- Ref_ok: `%|-%:%`(s, v_ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(1))))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_test_false{s : store, f : frame, v_ref : ref, rt : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.TEST`_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0)))])
-    -- ~ Step_read_before_ref_test_false: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.TEST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.TEST`_instr(rt)]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_TEST_instr(rt)]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(0)))])
+    -- ~ Step_read_before_ref_test_false: `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_TEST_instr(rt)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_cast_succeed{s : store, f : frame, v_ref : ref, rt : reftype, rt' : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.CAST`_instr(rt)]), [$instr_ref(v_ref)])
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_CAST_instr(rt)]), [$instr_ref(v_ref)])
     -- Ref_ok: `%|-%:%`(s, v_ref, rt')
     -- Reftype_sub: `%|-%<:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt', $inst_reftype(f.MODULE_frame, rt))
     -- wf_reftype: `%`(rt')
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.CAST`_instr(rt)]))
+    -- wf_reftype: `%`($inst_reftype(f.MODULE_frame, rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule ref_cast_fail{s : store, f : frame, v_ref : ref, rt : reftype}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.CAST`_instr(rt)]), [TRAP_instr])
-    -- ~ Step_read_before_ref_cast_fail: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.CAST`_instr(rt)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [$instr_ref(v_ref) `REF.CAST`_instr(rt)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_CAST_instr(rt)]), [TRAP_instr])
+    -- ~ Step_read_before_ref_cast_fail: `%`(mk_config_config(mk_state_state(s, f), [$instr_ref(v_ref) REF_CAST_instr(rt)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule struct_new_default{z : state, x : idx, val_lst : val*, mut_opt_lst : mut?*, zt_lst : storagetype*}:
-    `%~>%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]), $instr_val(v_val)*{v_val <- val_lst} ++ [`STRUCT.NEW`_instr(x)])
-    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    `%~>%`(mk_config_config(z, [STRUCT_NEW_DEFAULT_instr(x)]), $instr_val(v_val)*{v_val <- val_lst} ++ [STRUCT_NEW_instr(x)])
+    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
     -- if (|val_lst| = |zt_lst|)
     -- (if ($default_($unpack(zt)) =/= ?()))*{zt <- zt_lst}
     -- (if (!($default_($unpack(zt))) = ?(v_val)))*{v_val <- val_lst, zt <- zt_lst}
-    -- (wf_val: `%`(v_val))*{v_val <- val_lst}
-    -- wf_config: `%`(`%;%`_config(z, [`STRUCT.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`STRUCT.NEW`_instr(x))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}*{zt <- zt_lst}
+    -- (wf_valtype: `%`($unpack(zt)))*{zt <- zt_lst}
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule struct_get_null{z : state, sx_opt : sx?, x : idx, i : fieldidx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx_opt, x, i)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `STRUCT.GET`_instr(sx_opt, x, i)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr STRUCT_GET_instr(sx_opt, x, i)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule struct_get_struct{z : state, a : addr, sx_opt : sx?, x : idx, i : fieldidx, zt_lst : storagetype*, mut_opt_lst : mut?*}:
-    `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx_opt, x, i)]), [$instr_val(!($unpackfield_(zt_lst[$proj_uN_0(i).0], sx_opt, $fun_structinst(z)[a].FIELDS_structinst[$proj_uN_0(i).0])))])
+    `%~>%`(mk_config_config(z, [REF_STRUCT_ADDR_instr(a) STRUCT_GET_instr(sx_opt, x, i)]), [$instr_val(!($unpackfield_(zt_lst[$proj_uN_0(i).0], sx_opt, $fun_structinst(z)[a].FIELDS_structinst[$proj_uN_0(i).0])))])
     -- if ($unpackfield_(zt_lst[$proj_uN_0(i).0], sx_opt, $fun_structinst(z)[a].FIELDS_structinst[$proj_uN_0(i).0]) =/= ?())
     -- if ($proj_uN_0(i).0 < |zt_lst|)
     -- if ($proj_uN_0(i).0 < |$fun_structinst(z)[a].FIELDS_structinst|)
     -- if (a < |$fun_structinst(z)|)
-    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) `STRUCT.GET`_instr(sx_opt, x, i)]))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_new_default{z : state, v_n : n, x : idx, v_val : val, mut_opt : mut?, zt : storagetype}:
-    `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_DEFAULT`_instr(x)]), $instr_val(v_val)^v_n{} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))])
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    `%~>%`(mk_config_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_NEW_DEFAULT_instr(x)]), $instr_val(v_val)^v_n{} ++ [ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n))])
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ($default_($unpack(zt)) =/= ?())
     -- if (!($default_($unpack(zt))) = ?(v_val))
-    -- wf_val: `%`(v_val)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_DEFAULT`_instr(x)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- (wf_val: `%`(iter))?{iter <- !($default_($unpack(zt)))}
+    -- wf_valtype: `%`($unpack(zt))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_new_elem_oob{z : state, i : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_ELEM`_instr(x, y)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_NEW_ELEM_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($fun_elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_new_elem_alloc{z : state, i : num_, v_n : n, x : idx, y : idx, ref_lst : ref*}:
-    `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_ELEM`_instr(x, y)]), $instr_ref(v_ref)^v_n{v_ref <- ref_lst} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))])
+    `%~>%`(mk_config_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_NEW_ELEM_instr(x, y)]), $instr_ref(v_ref)^v_n{v_ref <- ref_lst} ++ [ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n))])
     -- if ($proj_num__0(i) =/= ?())
     -- if (ref_lst = $fun_elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(i))).0 : v_n])
-    -- (wf_ref: `%`(v_ref))*{v_ref <- ref_lst}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)))
+    -- wf_eleminst: `%`($fun_elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_new_data_oob{z : state, i : num_, v_n : n, x : idx, y : idx, mut_opt : mut?, zt : storagetype}:
-    `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_DATA`_instr(x, y)]), [TRAP_instr])
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    `%~>%`(mk_config_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_NEW_DATA_instr(x, y)]), [TRAP_instr])
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + ((((v_n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_datainst: `%`($fun_data(z, y))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_new_data_num{z : state, i : num_, v_n : n, x : idx, y : idx, zt : storagetype, c_lst : lit_*, mut_opt : mut?}:
-    `%~>%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_DATA`_instr(x, y)]), $const(!($cunpack(zt)), $cunpacknum_(zt, c))^v_n{c <- c_lst} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))])
+    `%~>%`(mk_config_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_NEW_DATA_instr(x, y)]), $const(!($cunpack(zt)), $cunpacknum_(zt, c))^v_n{c <- c_lst} ++ [ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n))])
     -- (if ($cunpack(zt) =/= ?()))^v_n{}
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ($zsize(zt) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if ($concatn_(syntax byte, $zbytes_(zt, c)^v_n{c <- c_lst}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) = $fun_data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(i))).0 : ((((v_n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- (wf_lit_: `%%`(zt, c))*{c <- c_lst}
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.NEW_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n)))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- (wf_byte: `%`(iter))*{iter <- $concatn_(syntax byte, $zbytes_(zt, c)^v_n{c <- c_lst}, (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))}
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}^v_n{c <- c_lst}
+    -- wf_datainst: `%`($fun_data(z, y))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_get_null{z : state, i : num_, sx_opt : sx?, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx_opt, x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx_opt, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr CONST_instr(I32_numtype, i) ARRAY_GET_instr(sx_opt, x)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_get_oob{z : state, a : addr, i : num_, sx_opt : sx?, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx_opt, x)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) ARRAY_GET_instr(sx_opt, x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx_opt, x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_get_array{z : state, a : addr, i : num_, sx_opt : sx?, x : idx, zt : storagetype, mut_opt : mut?}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx_opt, x)]), [$instr_val(!($unpackfield_(zt, sx_opt, $fun_arrayinst(z)[a].FIELDS_arrayinst[$proj_uN_0(!($proj_num__0(i))).0])))])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) ARRAY_GET_instr(sx_opt, x)]), [$instr_val(!($unpackfield_(zt, sx_opt, $fun_arrayinst(z)[a].FIELDS_arrayinst[$proj_uN_0(!($proj_num__0(i))).0])))])
     -- if ($unpackfield_(zt, sx_opt, $fun_arrayinst(z)[a].FIELDS_arrayinst[$proj_uN_0(!($proj_num__0(i))).0]) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
     -- if (a < |$fun_arrayinst(z)|)
     -- if ($proj_num__0(i) =/= ?())
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) `ARRAY.GET`_instr(sx_opt, x)]))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_len_null{z : state}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr ARRAY_LEN_instr]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_len_array{z : state, a : addr}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$fun_arrayinst(z)[a].FIELDS_arrayinst|)))])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) ARRAY_LEN_instr]), [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(|$fun_arrayinst(z)[a].FIELDS_arrayinst|)))])
     -- if (a < |$fun_arrayinst(z)|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) `ARRAY.LEN`_instr]))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(|$fun_arrayinst(z)[a].FIELDS_arrayinst|))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_fill_null{z : state, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_fill_oob{z : state, a : addr, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_fill_zero{z : state, a : addr, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]), [])
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]), [])
+    -- ~ Step_read_before_array_fill_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_fill_succ{z : state, a : addr, i : num_, v_val : val, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.FILL`_instr(x)])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]), [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) ARRAY_SET_instr(x) REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) ARRAY_FILL_instr(x)])
     -- if ($proj_num__0(i) =/= ?())
-    -- if (v_n =/= 0)
-    -- if (a < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.FILL`_instr(x)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.FILL`_instr(x))
+    -- ~ Step_read_before_array_fill_succ: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_FILL_instr(x)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_null1{z : state, i_1 : num_, v_ref : ref, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) $instr_ref(v_ref) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_1) $instr_ref(v_ref) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr CONST_instr(I32_numtype, i_1) $instr_ref(v_ref) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_null2{z : state, v_ref : ref, i_1 : num_, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [$instr_ref(v_ref) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(v_ref) CONST_instr(I32_numtype, i_1) `REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [$instr_ref(v_ref) CONST_instr(I32_numtype, i_1) REF_NULL_ADDR_instr CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob1{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]), [TRAP_instr])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if (a_1 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) > |$fun_arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_oob2{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]), [TRAP_instr])
     -- if ($proj_num__0(i_2) =/= ?())
     -- if (a_2 < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) > |$fun_arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_zero{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]), [])
-    -- if ($proj_num__0(i_2) =/= ?())
-    -- if (a_2 < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) <= |$fun_arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if ($proj_num__0(i_1) =/= ?())
-    -- if (a_1 < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) <= |$fun_arrayinst(z)[a_1].FIELDS_arrayinst|)
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]), [])
+    -- ~ Step_read_before_array_copy_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_le{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx, sx_opt : sx?, mut_opt : mut?, zt_2 : storagetype}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) `ARRAY.GET`_instr(sx_opt, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]), [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) ARRAY_GET_instr(sx_opt, x_2) ARRAY_SET_instr(x_1) REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) ARRAY_COPY_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- if (v_n =/= 0)
-    -- if (a_2 < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) <= |$fun_arrayinst(z)[a_2].FIELDS_arrayinst|)
-    -- if (a_1 < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) <= |$fun_arrayinst(z)[a_1].FIELDS_arrayinst|)
-    -- Expand: `%~~%`($fun_type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    -- ~ Step_read_before_array_copy_le: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
+    -- Expand: `%~~%`($fun_type(z, x_2), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
     -- if ($fun_sx(zt_2) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(i_1))).0 <= $proj_uN_0(!($proj_num__0(i_2))).0) /\ (sx_opt = !($fun_sx(zt_2))))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx_opt, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_1))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i_2))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_copy_gt{z : state, a_1 : addr, i_1 : num_, a_2 : addr, i_2 : num_, v_n : n, x_1 : idx, x_2 : idx, sx_opt : sx?, mut_opt : mut?, zt_2 : storagetype}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]), [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.GET`_instr(sx_opt, x_2) `ARRAY.SET`_instr(x_1) `REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.COPY`_instr(x_1, x_2)])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]), [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) ARRAY_GET_instr(sx_opt, x_2) ARRAY_SET_instr(x_1) REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) ARRAY_COPY_instr(x_1, x_2)])
     -- if ($proj_num__0(i_1) =/= ?())
     -- if ($proj_num__0(i_2) =/= ?())
-    -- ~ Step_read_before_array_copy_gt: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- Expand: `%~~%`($fun_type(z, x_2), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    -- ~ Step_read_before_array_copy_gt: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a_1) CONST_instr(I32_numtype, i_1) REF_ARRAY_ADDR_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_COPY_instr(x_1, x_2)]))
+    -- Expand: `%~~%`($fun_type(z, x_2), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
     -- if ($fun_sx(zt_2) =/= ?())
     -- if (sx_opt = !($fun_sx(zt_2)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a_1) CONST_instr(I32_numtype, i_1) `REF.ARRAY_ADDR`_instr(a_2) CONST_instr(I32_numtype, i_2) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.COPY`_instr(x_1, x_2)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_1))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((($proj_uN_0(!($proj_num__0(i_2))).0 + v_n) : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.GET`_instr(sx_opt, x_2))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_1))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i_2))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.COPY`_instr(x_1, x_2))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt_2)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt_2)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_elem_null{z : state, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_elem_oob1{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_elem_oob2{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(j) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + v_n) > |$fun_elem(z, y).REFS_eleminst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- wf_eleminst: `%`($fun_elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_elem_zero{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [])
-    -- if ($proj_num__0(j) =/= ?())
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + v_n) <= |$fun_elem(z, y).REFS_eleminst|)
-    -- if ($proj_num__0(i) =/= ?())
-    -- if (a < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]), [])
+    -- ~ Step_read_before_array_init_elem_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_elem_succ{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx, v_ref : ref}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_ref(v_ref) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_ELEM`_instr(x, y)])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]), [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_ref(v_ref) ARRAY_SET_instr(x) REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) ARRAY_INIT_ELEM_instr(x, y)])
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
-    -- if (v_n =/= 0)
-    -- if (($proj_uN_0(!($proj_num__0(j))).0 + v_n) <= |$fun_elem(z, y).REFS_eleminst|)
-    -- if (a < |$fun_arrayinst(z)|)
-    -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) <= |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
+    -- ~ Step_read_before_array_init_elem_succ: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_ELEM_instr(x, y)]))
     -- if ($proj_uN_0(!($proj_num__0(j))).0 < |$fun_elem(z, y).REFS_eleminst|)
     -- if (v_ref = $fun_elem(z, y).REFS_eleminst[$proj_uN_0(!($proj_num__0(j))).0])
-    -- wf_ref: `%`(v_ref)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_ELEM`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_ELEM`_instr(x, y))
+    -- wf_eleminst: `%`($fun_elem(z, y))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_null{z : state, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]), [TRAP_instr])
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_oob1{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]), [TRAP_instr])
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if (($proj_uN_0(!($proj_num__0(i))).0 + v_n) > |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_oob2{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx, mut_opt : mut?, zt : storagetype}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]), [TRAP_instr])
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]), [TRAP_instr])
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
     -- if (($proj_uN_0(!($proj_num__0(j))).0 + ((((v_n * !($zsize(zt))) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_data(z, y).BYTES_datainst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(TRAP_instr)
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_datainst: `%`($fun_data(z, y))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_zero{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]), [])
-    -- ~ Step_read_before_array_init_data_zero: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]), [])
+    -- ~ Step_read_before_array_init_data_zero: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
     -- if (v_n = 0)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule array_init_data_num{z : state, a : addr, i : num_, j : num_, v_n : n, x : idx, y : idx, zt : storagetype, c : lit_, mut_opt : mut?}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]), [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $const(!($cunpack(zt)), $cunpacknum_(zt, c)) `ARRAY.SET`_instr(x) `REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) `ARRAY.INIT_DATA`_instr(x, y)])
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]), [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $const(!($cunpack(zt)), $cunpacknum_(zt, c)) ARRAY_SET_instr(x) REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))) ARRAY_INIT_DATA_instr(x, y)])
     -- if ($cunpack(zt) =/= ?())
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(j) =/= ?())
     -- if ($zsize(zt) =/= ?())
-    -- ~ Step_read_before_array_init_data_num: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- ~ Step_read_before_array_init_data_num: `%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) ARRAY_INIT_DATA_instr(x, y)]))
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if ($zbytes_(zt, c) = $fun_data(z, y).BYTES_datainst[$proj_uN_0(!($proj_num__0(j))).0 : (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)])
-    -- wf_lit_: `%%`(zt, c)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) CONST_instr(I32_numtype, j) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `ARRAY.INIT_DATA`_instr(x, y)]))
-    -- wf_instr: `%`(`REF.ARRAY_ADDR`_instr(a))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, i))
-    -- wf_instr: `%`(`ARRAY.SET`_instr(x))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(i))).0 + 1)))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(($proj_uN_0(!($proj_num__0(j))).0 + (((!($zsize(zt)) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat))))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN((((v_n : nat <:> int) - (1 : nat <:> int)) : int <:> nat)))))
-    -- wf_instr: `%`(`ARRAY.INIT_DATA`_instr(x, y))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- (wf_byte: `%`(iter))*{iter <- $zbytes_(zt, c)}
+    -- wf_datainst: `%`($fun_data(z, y))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
 rec {
@@ -14600,269 +15194,226 @@ rec {
 relation Step: `%~>%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:13.1-15.34
   rule pure{z : state, instr_lst : instr*, instr'_lst : instr*}:
-    `%~>%`(`%;%`_config(z, instr_lst), `%;%`_config(z, instr'_lst))
+    `%~>%`(mk_config_config(z, instr_lst), mk_config_config(z, instr'_lst))
     -- Step_pure: `%~>%`(instr_lst, instr'_lst)
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z, instr'_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:17.1-19.37
   rule read{z : state, instr_lst : instr*, instr'_lst : instr*}:
-    `%~>%`(`%;%`_config(z, instr_lst), `%;%`_config(z, instr'_lst))
-    -- Step_read: `%~>%`(`%;%`_config(z, instr_lst), instr'_lst)
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z, instr'_lst))
+    `%~>%`(mk_config_config(z, instr_lst), mk_config_config(z, instr'_lst))
+    -- Step_read: `%~>%`(mk_config_config(z, instr_lst), instr'_lst)
+    -- wf_config: `%`(mk_config_config(z, instr_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:32.1-35.41
   rule ctxt_instrs{z : state, val_lst : val*, instr_lst : instr*, instr_1_lst : instr*, z' : state, instr'_lst : instr*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)*{v_val <- val_lst} ++ instr_lst ++ instr_1_lst), `%;%`_config(z', $instr_val(v_val)*{v_val <- val_lst} ++ instr'_lst ++ instr_1_lst))
-    -- Step: `%~>%`(`%;%`_config(z, instr_lst), `%;%`_config(z', instr'_lst))
+    `%~>%`(mk_config_config(z, $instr_val(v_val)*{v_val <- val_lst} ++ instr_lst ++ instr_1_lst), mk_config_config(z', $instr_val(v_val)*{v_val <- val_lst} ++ instr'_lst ++ instr_1_lst))
+    -- Step: `%~>%`(mk_config_config(z, instr_lst), mk_config_config(z', instr'_lst))
     -- if ((val_lst =/= []) \/ (instr_1_lst =/= []))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)*{v_val <- val_lst} ++ instr_lst ++ instr_1_lst))
-    -- wf_config: `%`(`%;%`_config(z', $instr_val(v_val)*{v_val <- val_lst} ++ instr'_lst ++ instr_1_lst))
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z', instr'_lst))
+    -- wf_config: `%`(mk_config_config(z, instr_lst))
+    -- wf_config: `%`(mk_config_config(z', instr'_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:37.1-39.36
   rule ctxt_label{z : state, v_n : n, instr_0_lst : instr*, instr_lst : instr*, z' : state, instr'_lst : instr*}:
-    `%~>%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(v_n, instr_0_lst, instr_lst)]), `%;%`_config(z', [`LABEL_%{%}%`_instr(v_n, instr_0_lst, instr'_lst)]))
-    -- Step: `%~>%`(`%;%`_config(z, instr_lst), `%;%`_config(z', instr'_lst))
-    -- wf_config: `%`(`%;%`_config(z, [`LABEL_%{%}%`_instr(v_n, instr_0_lst, instr_lst)]))
-    -- wf_config: `%`(`%;%`_config(z', [`LABEL_%{%}%`_instr(v_n, instr_0_lst, instr'_lst)]))
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z', instr'_lst))
+    `%~>%`(mk_config_config(z, [`LABEL_%{%}%`_instr(v_n, instr_0_lst, instr_lst)]), mk_config_config(z', [`LABEL_%{%}%`_instr(v_n, instr_0_lst, instr'_lst)]))
+    -- Step: `%~>%`(mk_config_config(z, instr_lst), mk_config_config(z', instr'_lst))
+    -- wf_config: `%`(mk_config_config(z, instr_lst))
+    -- wf_config: `%`(mk_config_config(z', instr'_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:41.1-43.36
   rule ctxt_handler{z : state, v_n : n, catch_lst : catch*, instr_lst : instr*, z' : state, instr'_lst : instr*}:
-    `%~>%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, catch_lst, instr_lst)]), `%;%`_config(z', [`HANDLER_%{%}%`_instr(v_n, catch_lst, instr'_lst)]))
-    -- Step: `%~>%`(`%;%`_config(z, instr_lst), `%;%`_config(z', instr'_lst))
-    -- wf_config: `%`(`%;%`_config(z, [`HANDLER_%{%}%`_instr(v_n, catch_lst, instr_lst)]))
-    -- wf_config: `%`(`%;%`_config(z', [`HANDLER_%{%}%`_instr(v_n, catch_lst, instr'_lst)]))
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z', instr'_lst))
+    `%~>%`(mk_config_config(z, [`HANDLER_%{%}%`_instr(v_n, catch_lst, instr_lst)]), mk_config_config(z', [`HANDLER_%{%}%`_instr(v_n, catch_lst, instr'_lst)]))
+    -- Step: `%~>%`(mk_config_config(z, instr_lst), mk_config_config(z', instr'_lst))
+    -- wf_config: `%`(mk_config_config(z, instr_lst))
+    -- wf_config: `%`(mk_config_config(z', instr'_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:45.1-47.45
   rule ctxt_frame{s : store, f : frame, v_n : n, f' : frame, instr_lst : instr*, s' : store, f'' : frame, instr'_lst : instr*}:
-    `%~>%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(v_n, f', instr_lst)]), `%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(v_n, f'', instr'_lst)]))
-    -- Step: `%~>%`(`%;%`_config(`%;%`_state(s, f'), instr_lst), `%;%`_config(`%;%`_state(s', f''), instr'_lst))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f), [`FRAME_%{%}%`_instr(v_n, f', instr_lst)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f), [`FRAME_%{%}%`_instr(v_n, f'', instr'_lst)]))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, f'), instr_lst))
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s', f''), instr'_lst))
+    `%~>%`(mk_config_config(mk_state_state(s, f), [`FRAME_%{%}%`_instr(v_n, f', instr_lst)]), mk_config_config(mk_state_state(s', f), [`FRAME_%{%}%`_instr(v_n, f'', instr'_lst)]))
+    -- Step: `%~>%`(mk_config_config(mk_state_state(s, f'), instr_lst), mk_config_config(mk_state_state(s', f''), instr'_lst))
+    -- wf_config: `%`(mk_config_config(mk_state_state(s, f'), instr_lst))
+    -- wf_config: `%`(mk_config_config(mk_state_state(s', f''), instr'_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:231.1-235.49
   rule throw{z : state, v_n : n, val_lst : val*, x : idx, exn : exninst, a : addr, t_lst : valtype*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [THROW_instr(x)]), `%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
+    `%~>%`(mk_config_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [THROW_instr(x)]), mk_config_config($add_exninst(z, [exn]), [REF_EXN_ADDR_instr(a) THROW_REF_instr]))
     -- if ($as_deftype($fun_tag(z, x).TYPE_taginst) =/= ?())
-    -- Expand: `%~~%`(!($as_deftype($fun_tag(z, x).TYPE_taginst)), `FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- Expand: `%~~%`(!($as_deftype($fun_tag(z, x).TYPE_taginst)), `FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
     -- if (a = |$fun_exninst(z)|)
     -- if ($proj_uN_0(x).0 < |$fun_tagaddr(z)|)
     -- if (exn = {TAG $fun_tagaddr(z)[$proj_uN_0(x).0], FIELDS val_lst})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [THROW_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_exninst(z, [exn]), [`REF.EXN_ADDR`_instr(a) THROW_REF_instr]))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- wf_taginst: `%`($fun_tag(z, x))
+    -- (wf_exninst: `%`(iter))*{iter <- $fun_exninst(z)}
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
     -- wf_exninst: `%`({TAG $fun_tagaddr(z)[$proj_uN_0(x).0], FIELDS val_lst})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:309.1-310.56
   rule local_set{z : state, v_val : val, x : idx}:
-    `%~>%`(`%;%`_config(z, [$instr_val(v_val) `LOCAL.SET`_instr(x)]), `%;%`_config($with_local(z, x, v_val), []))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_val(v_val) `LOCAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_local(z, x, v_val), []))
+    `%~>%`(mk_config_config(z, [$instr_val(v_val) LOCAL_SET_instr(x)]), mk_config_config($with_local(z, x, v_val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:322.1-323.58
   rule global_set{z : state, v_val : val, x : idx}:
-    `%~>%`(`%;%`_config(z, [$instr_val(v_val) `GLOBAL.SET`_instr(x)]), `%;%`_config($with_global(z, x, v_val), []))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_val(v_val) `GLOBAL.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_global(z, x, v_val), []))
+    `%~>%`(mk_config_config(z, [$instr_val(v_val) GLOBAL_SET_instr(x)]), mk_config_config($with_global(z, x, v_val), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:336.1-338.33
   rule table_set_oob{z : state, at : addrtype, i : num_, v_ref : ref, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(v_ref) `TABLE.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(v_ref) TABLE_SET_instr(x)]), mk_config_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$fun_table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(v_ref) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_tableinst: `%`($fun_table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:340.1-342.32
   rule table_set_val{z : state, at : addrtype, i : num_, v_ref : ref, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(v_ref) `TABLE.SET`_instr(x)]), `%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, v_ref), []))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(v_ref) TABLE_SET_instr(x)]), mk_config_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, v_ref), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_uN_0(!($proj_num__0(i))).0 < |$fun_table(z, x).REFS_tableinst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) $instr_ref(v_ref) `TABLE.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_table(z, x, $proj_uN_0(!($proj_num__0(i))).0, v_ref), []))
+    -- wf_tableinst: `%`($fun_table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:351.1-354.46
   rule table_grow_succeed{z : state, v_ref : ref, at : addrtype, v_n : n, x : idx, ti : tableinst}:
-    `%~>%`(`%;%`_config(z, [$instr_ref(v_ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.GROW`_instr(x)]), `%;%`_config($with_tableinst(z, x, ti), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(|$fun_table(z, x).REFS_tableinst|)))]))
+    `%~>%`(mk_config_config(z, [$instr_ref(v_ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) TABLE_GROW_instr(x)]), mk_config_config($with_tableinst(z, x, ti), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(|$fun_table(z, x).REFS_tableinst|)))]))
     -- if ($growtable($fun_table(z, x), v_n, v_ref) =/= ?())
     -- if (ti = !($growtable($fun_table(z, x), v_n, v_ref)))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(v_ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_tableinst(z, x, ti), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(|$fun_table(z, x).REFS_tableinst|)))]))
+    -- wf_tableinst: `%`(!($growtable($fun_table(z, x), v_n, v_ref)))
+    -- wf_tableinst: `%`($fun_table(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:356.1-357.87
   rule table_grow_fail{z : state, v_ref : ref, at : addrtype, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [$instr_ref(v_ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [$instr_ref(v_ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `TABLE.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
+    `%~>%`(mk_config_config(z, [$instr_ref(v_ref) CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) TABLE_GROW_instr(x)]), mk_config_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:417.1-418.51
   rule elem_drop{z : state, x : idx}:
-    `%~>%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]), `%;%`_config($with_elem(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`ELEM.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_elem(z, x, []), []))
+    `%~>%`(mk_config_config(z, [ELEM_DROP_instr(x)]), mk_config_config($with_elem(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:501.1-504.60
   rule store_num_oob{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), mk_config_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:506.1-510.29
   rule store_num_val{z : state, at : addrtype, i : num_, nt : numtype, c : num_, x : idx, ao : memarg, b_lst : byte*}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]), mk_config_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b_lst = $nbytes_(nt, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr(nt, c) STORE_instr(nt, ?(), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($size(nt) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
+    -- (wf_byte: `%`(iter))*{iter <- $nbytes_(nt, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:512.1-515.52
   rule store_pack_oob{z : state, at : addrtype, i : num_, v_Inn : Inn, c : num_, v_n : n, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(v_Inn), c) STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, `%`_storeop_Inn(`%`_sz(v_n)))), x, ao)]), `%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(v_Inn), c) STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(v_n)))), x, ao)]), mk_config_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + (((v_n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(v_Inn), c) STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, `%`_storeop_Inn(`%`_sz(v_n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:517.1-521.52
   rule store_pack_val{z : state, at : addrtype, i : num_, v_Inn : Inn, c : num_, v_n : n, x : idx, ao : memarg, b_lst : byte*}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(v_Inn), c) STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, `%`_storeop_Inn(`%`_sz(v_n)))), x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((v_n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(v_Inn), c) STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(v_n)))), x, ao)]), mk_config_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((v_n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($proj_num__0(c) =/= ?())
     -- if (b_lst = $ibytes_(v_n, $wrap__($size($numtype_addrtype(v_Inn)), v_n, !($proj_num__0(c)))))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) CONST_instr($numtype_addrtype(v_Inn), c) STORE_instr($numtype_addrtype(v_Inn), ?(mk_storeop__0_storeop_(v_Inn, `%`_storeop_Inn(`%`_sz(v_n)))), x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((v_n : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(v_n, $wrap__($size($numtype_addrtype(v_Inn)), v_n, !($proj_num__0(c))))}
+    -- wf_uN: `%%`(v_n, $wrap__($size($numtype_addrtype(v_Inn)), v_n, !($proj_num__0(c))))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:523.1-526.63
   rule vstore_oob{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), mk_config_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat)) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:528.1-531.31
   rule vstore_val{z : state, at : addrtype, i : num_, c : vec_, x : idx, ao : memarg, b_lst : byte*}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]), mk_config_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (b_lst = $vbytes_(V128_vectype, c))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_instr(V128_vectype, x, ao)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), ((($vsize(V128_vectype) : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
+    -- (wf_byte: `%`(iter))*{iter <- $vbytes_(V128_vectype, c)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:534.1-537.50
   rule vstore_lane_oob{z : state, at : addrtype, i : num_, c : vec_, v_N : N, x : idx, ao : memarg, j : laneidx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]), `%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, mk_sz_sz(v_N), x, ao, j)]), mk_config_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if ((($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0) + v_N) > |$fun_mem(z, x).BYTES_meminst|)
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:539.1-544.49
   rule vstore_lane_val{z : state, at : addrtype, i : num_, c : vec_, v_N : N, x : idx, ao : memarg, j : laneidx, b_lst : byte*, v_Jnn : Jnn, v_M : M}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]), `%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, mk_sz_sz(v_N), x, ao, j)]), mk_config_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if (v_N = $jsize(v_Jnn))
     -- if ((v_M : nat <:> rat) = ((128 : nat <:> rat) / (v_N : nat <:> rat)))
-    -- if ($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), c)[$proj_uN_0(j).0]) =/= ?())
-    -- if ($proj_uN_0(j).0 < |$lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), c)|)
-    -- if (b_lst = $ibytes_(v_N, `%`_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), c)[$proj_uN_0(j).0]))).0)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), i) VCONST_instr(V128_vectype, c) VSTORE_LANE_instr(V128_vectype, `%`_sz(v_N), x, ao, j)]))
-    -- wf_config: `%`(`%;%`_config($with_mem(z, x, ($proj_uN_0(!($proj_num__0(i))).0 + $proj_uN_0(ao.OFFSET_memarg).0), (((v_N : nat <:> rat) / (8 : nat <:> rat)) : rat <:> nat), b_lst), []))
-    -- wf_uN: `%%`(v_N, `%`_uN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), `%`_dim(v_M)), c)[$proj_uN_0(j).0]))).0))
+    -- if ($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c)[$proj_uN_0(j).0]) =/= ?())
+    -- if ($proj_uN_0(j).0 < |$lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c)|)
+    -- if (b_lst = $ibytes_(v_N, mk_uN_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c)[$proj_uN_0(j).0]))).0)))
+    -- (wf_byte: `%`(iter))*{iter <- $ibytes_(v_N, mk_uN_iN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c)[$proj_uN_0(j).0]))).0))}
+    -- wf_uN: `%%`(v_N, mk_uN_uN($proj_uN_0(!($proj_lane__2($lanes_(`%X%`_shape($lanetype_Jnn(v_Jnn), mk_dim_dim(v_M)), c)[$proj_uN_0(j).0]))).0))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:553.1-556.37
   rule memory_grow_succeed{z : state, at : addrtype, v_n : n, x : idx, mi : meminst}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.GROW`_instr(x)]), `%;%`_config($with_meminst(z, x, mi), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((|$fun_mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) MEMORY_GROW_instr(x)]), mk_config_config($with_meminst(z, x, mi), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN((((|$fun_mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
     -- if ($growmem($fun_mem(z, x), v_n) =/= ?())
     -- if (mi = !($growmem($fun_mem(z, x), v_n)))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_meminst(z, x, mi), [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN((((|$fun_mem(z, x).BYTES_meminst| : nat <:> rat) / ((64 * $Ki) : nat <:> rat)) : rat <:> nat))))]))
+    -- wf_meminst: `%`(!($growmem($fun_mem(z, x), v_n)))
+    -- wf_meminst: `%`($fun_mem(z, x))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:558.1-559.84
   rule memory_grow_fail{z : state, at : addrtype, v_n : n, x : idx}:
-    `%~>%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.GROW`_instr(x)]), `%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN(v_n))) `MEMORY.GROW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, `%`_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
+    `%~>%`(mk_config_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN(v_n))) MEMORY_GROW_instr(x)]), mk_config_config(z, [CONST_instr($numtype_addrtype(at), mk_num__0_num_(at, mk_uN_uN($inv_signed_($size($numtype_addrtype(at)), - (1 : nat <:> int)))))]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:619.1-620.51
   rule data_drop{z : state, x : idx}:
-    `%~>%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]), `%;%`_config($with_data(z, x, []), []))
-    -- wf_config: `%`(`%;%`_config(z, [`DATA.DROP`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_data(z, x, []), []))
+    `%~>%`(mk_config_config(z, [DATA_DROP_instr(x)]), mk_config_config($with_data(z, x, []), []))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:700.1-704.65
   rule struct_new{z : state, v_n : n, val_lst : val*, x : idx, si : structinst, a : addr, mut_opt_lst : mut?*, zt_lst : storagetype*}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`STRUCT.NEW`_instr(x)]), `%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
-    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)^v_n{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    `%~>%`(mk_config_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [STRUCT_NEW_instr(x)]), mk_config_config($add_structinst(z, [si]), [REF_STRUCT_ADDR_instr(a)]))
+    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)^v_n{mut_opt <- mut_opt_lst, zt <- zt_lst})))
     -- if (a = |$fun_structinst(z)|)
     -- (if ($packfield_(zt, v_val) =/= ?()))^v_n{v_val <- val_lst, zt <- zt_lst}
     -- if (si = {TYPE $fun_type(z, x), FIELDS !($packfield_(zt, v_val))^v_n{v_val <- val_lst, zt <- zt_lst}})
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`STRUCT.NEW`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($add_structinst(z, [si]), [`REF.STRUCT_ADDR`_instr(a)]))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)^v_n{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- (wf_structinst: `%`(iter))*{iter <- $fun_structinst(z)}
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)^v_n{mut_opt <- mut_opt_lst, zt <- zt_lst})))
     -- wf_structinst: `%`({TYPE $fun_type(z, x), FIELDS !($packfield_(zt, v_val))^v_n{v_val <- val_lst, zt <- zt_lst}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:721.1-722.55
   rule struct_set_null{z : state, v_val : val, x : idx, i : fieldidx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr $instr_val(v_val) `STRUCT.SET`_instr(x, i)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr $instr_val(v_val) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr $instr_val(v_val) STRUCT_SET_instr(x, i)]), mk_config_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:724.1-727.46
   rule struct_set_struct{z : state, a : addr, v_val : val, x : idx, i : fieldidx, zt_lst : storagetype*, mut_opt_lst : mut?*}:
-    `%~>%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) $instr_val(v_val) `STRUCT.SET`_instr(x, i)]), `%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt_lst[$proj_uN_0(i).0], v_val))), []))
+    `%~>%`(mk_config_config(z, [REF_STRUCT_ADDR_instr(a) $instr_val(v_val) STRUCT_SET_instr(x, i)]), mk_config_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt_lst[$proj_uN_0(i).0], v_val))), []))
     -- if ($packfield_(zt_lst[$proj_uN_0(i).0], v_val) =/= ?())
     -- if ($proj_uN_0(i).0 < |zt_lst|)
-    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.STRUCT_ADDR`_instr(a) $instr_val(v_val) `STRUCT.SET`_instr(x, i)]))
-    -- wf_config: `%`(`%;%`_config($with_struct(z, a, $proj_uN_0(i).0, !($packfield_(zt_lst[$proj_uN_0(i).0], v_val))), []))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- Expand: `%~~%`($fun_type(z, x), STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:740.1-745.65
   rule array_new_fixed{z : state, v_n : n, val_lst : val*, x : idx, ai : arrayinst, a : addr, mut_opt : mut?, zt : storagetype}:
-    `%~>%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))]), `%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    `%~>%`(mk_config_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n))]), mk_config_config($add_arrayinst(z, [ai]), [REF_ARRAY_ADDR_instr(a)]))
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- (if ($packfield_(zt, v_val) =/= ?()))^v_n{v_val <- val_lst}
     -- if ((a = |$fun_arrayinst(z)|) /\ (ai = {TYPE $fun_type(z, x), FIELDS !($packfield_(zt, v_val))^v_n{v_val <- val_lst}}))
-    -- wf_config: `%`(`%;%`_config(z, $instr_val(v_val)^v_n{v_val <- val_lst} ++ [`ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))]))
-    -- wf_config: `%`(`%;%`_config($add_arrayinst(z, [ai]), [`REF.ARRAY_ADDR`_instr(a)]))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- wf_arrayinst: `%`({TYPE $fun_type(z, x), FIELDS !($packfield_(zt, v_val))^v_n{v_val <- val_lst}})
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:785.1-786.66
   rule array_set_null{z : state, i : num_, v_val : val, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(v_val) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.NULL_ADDR`_instr CONST_instr(I32_numtype, i) $instr_val(v_val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [REF_NULL_ADDR_instr CONST_instr(I32_numtype, i) $instr_val(v_val) ARRAY_SET_instr(x)]), mk_config_config(z, [TRAP_instr]))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:788.1-790.39
   rule array_set_oob{z : state, a : addr, i : num_, v_val : val, x : idx}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) `ARRAY.SET`_instr(x)]), `%;%`_config(z, [TRAP_instr]))
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) ARRAY_SET_instr(x)]), mk_config_config(z, [TRAP_instr]))
     -- if ($proj_num__0(i) =/= ?())
     -- if (a < |$fun_arrayinst(z)|)
     -- if ($proj_uN_0(!($proj_num__0(i))).0 >= |$fun_arrayinst(z)[a].FIELDS_arrayinst|)
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config(z, [TRAP_instr]))
+    -- (wf_arrayinst: `%`(iter))*{iter <- $fun_arrayinst(z)}
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:792.1-795.44
   rule array_set_array{z : state, a : addr, i : num_, v_val : val, x : idx, zt : storagetype, mut_opt : mut?}:
-    `%~>%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) `ARRAY.SET`_instr(x)]), `%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, v_val))), []))
+    `%~>%`(mk_config_config(z, [REF_ARRAY_ADDR_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) ARRAY_SET_instr(x)]), mk_config_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, v_val))), []))
     -- if ($proj_num__0(i) =/= ?())
     -- if ($packfield_(zt, v_val) =/= ?())
-    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
-    -- wf_config: `%`(`%;%`_config(z, [`REF.ARRAY_ADDR`_instr(a) CONST_instr(I32_numtype, i) $instr_val(v_val) `ARRAY.SET`_instr(x)]))
-    -- wf_config: `%`(`%;%`_config($with_array(z, a, $proj_uN_0(!($proj_num__0(i))).0, !($packfield_(zt, v_val))), []))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`($fun_type(z, x), ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14872,17 +15423,16 @@ rec {
 relation Steps: `%~>*%`(config, config)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:21.1-22.26
   rule refl{z : state, instr_lst : instr*}:
-    `%~>*%`(`%;%`_config(z, instr_lst), `%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
+    `%~>*%`(mk_config_config(z, instr_lst), mk_config_config(z, instr_lst))
 
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec:24.1-27.44
   rule trans{z : state, instr_lst : instr*, z'' : state, instr''_lst : instr*, z' : state, instr'_lst : instr*}:
-    `%~>*%`(`%;%`_config(z, instr_lst), `%;%`_config(z'', instr''_lst))
-    -- Step: `%~>%`(`%;%`_config(z, instr_lst), `%;%`_config(z', instr'_lst))
-    -- Steps: `%~>*%`(`%;%`_config(z', instr'_lst), `%;%`_config(z'', instr''_lst))
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z'', instr''_lst))
-    -- wf_config: `%`(`%;%`_config(z', instr'_lst))
+    `%~>*%`(mk_config_config(z, instr_lst), mk_config_config(z'', instr''_lst))
+    -- Step: `%~>%`(mk_config_config(z, instr_lst), mk_config_config(z', instr'_lst))
+    -- Steps: `%~>*%`(mk_config_config(z', instr'_lst), mk_config_config(z'', instr''_lst))
+    -- wf_config: `%`(mk_config_config(z, instr_lst))
+    -- wf_config: `%`(mk_config_config(z', instr'_lst))
+    -- wf_config: `%`(mk_config_config(z'', instr''_lst))
 }
 
 ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
@@ -14890,9 +15440,9 @@ relation Eval_expr: `%;%~>*%;%`(state, expr, state, val*)
   ;; ../../../../specification/wasm-3.0/4.3-execution.instructions.spectec
   rule mk_Eval_expr{z : state, instr_lst : instr*, z' : state, val_lst : val*}:
     `%;%~>*%;%`(z, instr_lst, z', val_lst)
-    -- Steps: `%~>*%`(`%;%`_config(z, instr_lst), `%;%`_config(z', $instr_val(v_val)*{v_val <- val_lst}))
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
-    -- wf_config: `%`(`%;%`_config(z', $instr_val(v_val)*{v_val <- val_lst}))
+    -- Steps: `%~>*%`(mk_config_config(z, instr_lst), mk_config_config(z', $instr_val(v_val)*{v_val <- val_lst}))
+    -- wf_config: `%`(mk_config_config(z, instr_lst))
+    -- wf_config: `%`(mk_config_config(z', $instr_val(v_val)*{v_val <- val_lst}))
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -14905,7 +15455,7 @@ def $alloctypes(var_0 : type*) : deftype*
   def $alloctypes{type'_lst : type*, v_type : type, deftype_lst : deftype*, x : uN}(type'_lst ++ [v_type]) = deftype'_lst ++ deftype_lst
     -- let{deftype'_lst : deftype*} deftype'_lst = $alloctypes(type'_lst)
     -- let{v_rectype : rectype} TYPE_type(v_rectype) = v_type
-    -- if (deftype_lst = $subst_all_deftypes($rolldt(x, v_rectype), $typeuse_deftype(deftype'#2)*{deftype'#2 <- deftype'_lst}))
+    -- if (deftype_lst = $subst_all_deftypes($rolldt(x, v_rectype), $typeuse_deftype(deftype'_2)*{deftype'_2 <- deftype'_lst}))
     -- if ($proj_uN_0(x).0 = |deftype'_lst|)
     -- wf_uN: `%%`(32, x)
 }
@@ -14915,9 +15465,18 @@ def $alloctag(v_store : store, v_tagtype : tagtype) : (store, tagaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $alloctag{s : store, v_tagtype : typeuse, v_taginst : taginst}(s, v_tagtype) = (s +++ {TAGS [v_taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TAGS_store|)
     -- if (v_taginst = {TYPE v_tagtype})
-    -- wf_store: `%`({TAGS [v_taginst], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_taginst: `%`({TYPE v_tagtype})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctag_is_wf: `%%%`(v_store : store, v_tagtype : tagtype, ret_val : (store, tagaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctag_is_wf0{v_store : store, v_tagtype : tagtype, ret_val : (store, tagaddr)}:
+    `%%%`(v_store, v_tagtype, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_typeuse: `%`(v_tagtype)
+    -- if (ret_val = $alloctag(v_store, v_tagtype))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14929,6 +15488,22 @@ def $alloctags(v_store : store, var_0 : tagtype*) : (store, tagaddr*)
   def $alloctags{s : store, v_tagtype : typeuse, tagtype'_lst : tagtype*}(s, [v_tagtype] ++ tagtype'_lst) = (s_2, [ja] ++ ja'_lst)
     -- let{ja : tagaddr, s_1 : store} (s_1, ja) = $alloctag(s, v_tagtype)
     -- let{s_2 : store, ja'_lst : tagaddr*} (s_2, ja'_lst) = $alloctags(s_1, tagtype'_lst)
+    -- wf_store: `%`($alloctag(s, v_tagtype).0)
+    -- wf_store: `%`($alloctags(s_1, tagtype'_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+relation alloctags_is_wf: `%%%`(v_store : store, var_0 : tagtype*, ret_val : (store, tagaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:20.6-20.16
+  rule alloctags_is_wf0{v_store : store, var_0 : tagtype*, ret_val : (store, tagaddr*)}:
+    `%%%`(v_store, var_0, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_typeuse: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $alloctags(v_store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14936,9 +15511,19 @@ def $allocglobal(v_store : store, v_globaltype : globaltype, v_val : val) : (sto
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocglobal{s : store, v_globaltype : globaltype, v_val : val, v_globalinst : globalinst}(s, v_globaltype, v_val) = (s +++ {TAGS [], GLOBALS [v_globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.GLOBALS_store|)
     -- if (v_globalinst = {TYPE v_globaltype, VALUE v_val})
-    -- wf_store: `%`({TAGS [], GLOBALS [v_globalinst], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_globalinst: `%`({TYPE v_globaltype, VALUE v_val})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocglobal_is_wf: `%%%%`(v_store : store, v_globaltype : globaltype, v_val : val, ret_val : (store, globaladdr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocglobal_is_wf0{v_store : store, v_globaltype : globaltype, v_val : val, ret_val : (store, globaladdr)}:
+    `%%%%`(v_store, v_globaltype, v_val, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_globaltype: `%`(v_globaltype)
+    -- wf_val: `%`(v_val)
+    -- if (ret_val = $allocglobal(v_store, v_globaltype, v_val))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -14950,15 +15535,41 @@ def $allocglobals(v_store : store, var_0 : globaltype*, var_1 : val*) : (store,
   def $allocglobals{s : store, v_globaltype : globaltype, globaltype'_lst : globaltype*, v_val : val, val'_lst : val*}(s, [v_globaltype] ++ globaltype'_lst, [v_val] ++ val'_lst) = (s_2, [ga] ++ ga'_lst)
     -- let{ga : globaladdr, s_1 : store} (s_1, ga) = $allocglobal(s, v_globaltype, v_val)
     -- let{s_2 : store, ga'_lst : globaladdr*} (s_2, ga'_lst) = $allocglobals(s_1, globaltype'_lst, val'_lst)
+    -- wf_store: `%`($allocglobal(s, v_globaltype, v_val).0)
+    -- wf_store: `%`($allocglobals(s_1, globaltype'_lst, val'_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+relation allocglobals_is_wf: `%%%%`(v_store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:31.6-31.19
+  rule allocglobals_is_wf0{v_store : store, var_0 : globaltype*, var_1 : val*, ret_val : (store, globaladdr*)}:
+    `%%%%`(v_store, var_0, var_1, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $allocglobals(v_store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmem(v_store : store, v_memtype : memtype) : (store, memaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $allocmem{s : store, at : addrtype, i : uN, j_opt : u64?, v_meminst : meminst}(s, `%%PAGE`_memtype(at, `[%..%]`_limits(i, j_opt))) = (s +++ {TAGS [], GLOBALS [], MEMS [v_meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
-    -- if (v_meminst = {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j_opt)), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [v_meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(i, j_opt)), BYTES `%`_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
+  def $allocmem{s : store, at : addrtype, i : uN, j_opt : u64?, v_meminst : meminst}(s, `%%PAGE`_memtype(at, mk_limits_limits(i, j_opt))) = (s +++ {TAGS [], GLOBALS [], MEMS [v_meminst], TABLES [], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.MEMS_store|)
+    -- if (v_meminst = {TYPE `%%PAGE`_memtype(at, mk_limits_limits(i, j_opt)), BYTES mk_byte_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
+    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, mk_limits_limits(i, j_opt)), BYTES mk_byte_byte(0)^($proj_uN_0(i).0 * (64 * $Ki)){}})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmem_is_wf: `%%%`(v_store : store, v_memtype : memtype, ret_val : (store, memaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmem_is_wf0{v_store : store, v_memtype : memtype, ret_val : (store, memaddr)}:
+    `%%%`(v_store, v_memtype, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_memtype: `%`(v_memtype)
+    -- if (ret_val = $allocmem(v_store, v_memtype))
+    -- wf_store: `%`(ret_val.0)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -14971,15 +15582,41 @@ def $allocmems(v_store : store, var_0 : memtype*) : (store, memaddr*)
   def $allocmems{s : store, v_memtype : memtype, memtype'_lst : memtype*}(s, [v_memtype] ++ memtype'_lst) = (s_2, [ma] ++ ma'_lst)
     -- let{ma : memaddr, s_1 : store} (s_1, ma) = $allocmem(s, v_memtype)
     -- let{s_2 : store, ma'_lst : memaddr*} (s_2, ma'_lst) = $allocmems(s_1, memtype'_lst)
+    -- wf_store: `%`($allocmem(s, v_memtype).0)
+    -- wf_store: `%`($allocmems(s_1, memtype'_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+relation allocmems_is_wf: `%%%`(v_store : store, var_0 : memtype*, ret_val : (store, memaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:42.6-42.16
+  rule allocmems_is_wf0{v_store : store, var_0 : memtype*, ret_val : (store, memaddr*)}:
+    `%%%`(v_store, var_0, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_memtype: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocmems(v_store, var_0))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $alloctable(v_store : store, v_tabletype : tabletype, v_ref : ref) : (store, tableaddr)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $alloctable{s : store, at : addrtype, i : uN, j_opt : u64?, rt : reftype, v_ref : ref, v_tableinst : tableinst}(s, `%%%`_tabletype(at, `[%..%]`_limits(i, j_opt), rt), v_ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [v_tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
-    -- if (v_tableinst = {TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j_opt), rt), REFS v_ref^$proj_uN_0(i).0{}})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [v_tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(i, j_opt), rt), REFS v_ref^$proj_uN_0(i).0{}})
+  def $alloctable{s : store, at : addrtype, i : uN, j_opt : u64?, rt : reftype, v_ref : ref, v_tableinst : tableinst}(s, mk_tabletype_tabletype(at, mk_limits_limits(i, j_opt), rt), v_ref) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [v_tableinst], FUNCS [], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.TABLES_store|)
+    -- if (v_tableinst = {TYPE mk_tabletype_tabletype(at, mk_limits_limits(i, j_opt), rt), REFS v_ref^$proj_uN_0(i).0{}})
+    -- wf_tableinst: `%`({TYPE mk_tabletype_tabletype(at, mk_limits_limits(i, j_opt), rt), REFS v_ref^$proj_uN_0(i).0{}})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation alloctable_is_wf: `%%%%`(v_store : store, v_tabletype : tabletype, v_ref : ref, ret_val : (store, tableaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule alloctable_is_wf0{v_store : store, v_tabletype : tabletype, v_ref : ref, ret_val : (store, tableaddr)}:
+    `%%%%`(v_store, v_tabletype, v_ref, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_tabletype: `%`(v_tabletype)
+    -- wf_ref: `%`(v_ref)
+    -- if (ret_val = $alloctable(v_store, v_tabletype, v_ref))
+    -- wf_store: `%`(ret_val.0)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -14992,6 +15629,23 @@ def $alloctables(v_store : store, var_0 : tabletype*, var_1 : ref*) : (store, ta
   def $alloctables{s : store, v_tabletype : tabletype, tabletype'_lst : tabletype*, v_ref : ref, ref'_lst : ref*}(s, [v_tabletype] ++ tabletype'_lst, [v_ref] ++ ref'_lst) = (s_2, [ta] ++ ta'_lst)
     -- let{ta : tableaddr, s_1 : store} (s_1, ta) = $alloctable(s, v_tabletype, v_ref)
     -- let{s_2 : store, ta'_lst : tableaddr*} (s_2, ta'_lst) = $alloctables(s_1, tabletype'_lst, ref'_lst)
+    -- wf_store: `%`($alloctable(s, v_tabletype, v_ref).0)
+    -- wf_store: `%`($alloctables(s_1, tabletype'_lst, ref'_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+relation alloctables_is_wf: `%%%%`(v_store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:53.6-53.18
+  rule alloctables_is_wf0{v_store : store, var_0 : tabletype*, var_1 : ref*, ret_val : (store, tableaddr*)}:
+    `%%%%`(v_store, var_0, var_1, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_tabletype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}
+    -- if (ret_val = $alloctables(v_store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -14999,9 +15653,19 @@ def $allocfunc(v_store : store, v_deftype : deftype, v_funccode : funccode, v_mo
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocfunc{s : store, v_deftype : deftype, v_funccode : funccode, v_moduleinst : moduleinst, v_funcinst : funcinst}(s, v_deftype, v_funccode, v_moduleinst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [v_funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.FUNCS_store|)
     -- if (v_funcinst = {TYPE v_deftype, MODULE v_moduleinst, CODE v_funccode})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [v_funcinst], DATAS [], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_funcinst: `%`({TYPE v_deftype, MODULE v_moduleinst, CODE v_funccode})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocfunc_is_wf: `%%%%%`(v_store : store, v_deftype : deftype, v_funccode : funccode, v_moduleinst : moduleinst, ret_val : (store, funcaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocfunc_is_wf0{v_store : store, v_deftype : deftype, v_funccode : funccode, v_moduleinst : moduleinst, ret_val : (store, funcaddr)}:
+    `%%%%%`(v_store, v_deftype, v_funccode, v_moduleinst, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_funccode: `%`(v_funccode)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- if (ret_val = $allocfunc(v_store, v_deftype, v_funccode, v_moduleinst))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15013,6 +15677,23 @@ def $allocfuncs(v_store : store, var_0 : deftype*, var_1 : funccode*, var_2 : mo
   def $allocfuncs{s : store, dt : deftype, dt'_lst : deftype*, v_funccode : funccode, funccode'_lst : funccode*, v_moduleinst : moduleinst, moduleinst'_lst : moduleinst*}(s, [dt] ++ dt'_lst, [v_funccode] ++ funccode'_lst, [v_moduleinst] ++ moduleinst'_lst) = (s_2, [fa] ++ fa'_lst)
     -- let{fa : funcaddr, s_1 : store} (s_1, fa) = $allocfunc(s, dt, v_funccode, v_moduleinst)
     -- let{s_2 : store, fa'_lst : funcaddr*} (s_2, fa'_lst) = $allocfuncs(s_1, dt'_lst, funccode'_lst, moduleinst'_lst)
+    -- wf_store: `%`($allocfunc(s, dt, v_funccode, v_moduleinst).0)
+    -- wf_store: `%`($allocfuncs(s_1, dt'_lst, funccode'_lst, moduleinst'_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+relation allocfuncs_is_wf: `%%%%%`(v_store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:64.6-64.17
+  rule allocfuncs_is_wf0{v_store : store, var_0 : deftype*, var_1 : funccode*, var_2 : moduleinst*, ret_val : (store, funcaddr*)}:
+    `%%%%%`(v_store, var_0, var_1, var_2, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_funccode: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_moduleinst: `%`(var_2))*{var_2 <- var_2}
+    -- if (ret_val = $allocfuncs(v_store, var_0, var_1, var_2))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15020,9 +15701,18 @@ def $allocdata(v_store : store, v_datatype : datatype, var_0 : byte*) : (store,
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocdata{s : store, byte_lst : byte*, v_datainst : datainst}(s, OK_datatype, byte_lst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [v_datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []}, |s.DATAS_store|)
     -- if (v_datainst = {BYTES byte_lst})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [v_datainst], ELEMS [], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_datainst: `%`({BYTES byte_lst})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocdata_is_wf: `%%%%`(v_store : store, v_datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocdata_is_wf0{v_store : store, v_datatype : datatype, var_0 : byte*, ret_val : (store, dataaddr)}:
+    `%%%%`(v_store, v_datatype, var_0, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_byte: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocdata(v_store, v_datatype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15034,6 +15724,22 @@ def $allocdatas(v_store : store, var_0 : datatype*, var_1 : byte**) : (store, da
   def $allocdatas{s : store, ok : datatype, ok'_lst : datatype*, b_lst : byte*, b'_lst_lst : byte**}(s, [ok] ++ ok'_lst, [b_lst] ++ b'_lst_lst) = (s_2, [da] ++ da'_lst)
     -- let{da : dataaddr, s_1 : store} (s_1, da) = $allocdata(s, ok, b_lst)
     -- let{s_2 : store, da'_lst : dataaddr*} (s_2, da'_lst) = $allocdatas(s_1, ok'_lst, b'_lst_lst)
+    -- wf_store: `%`($allocdata(s, ok, b_lst).0)
+    -- wf_store: `%`($allocdatas(s_1, ok'_lst, b'_lst_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+relation allocdatas_is_wf: `%%%%`(v_store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:75.6-75.17
+  rule allocdatas_is_wf0{v_store : store, var_0 : datatype*, var_1 : byte**, ret_val : (store, dataaddr*)}:
+    `%%%%`(v_store, var_0, var_1, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_byte: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocdatas(v_store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15041,9 +15747,19 @@ def $allocelem(v_store : store, v_elemtype : elemtype, var_0 : ref*) : (store, e
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocelem{s : store, v_elemtype : reftype, ref_lst : ref*, v_eleminst : eleminst}(s, v_elemtype, ref_lst) = (s +++ {TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [v_eleminst], STRUCTS [], ARRAYS [], EXNS []}, |s.ELEMS_store|)
     -- if (v_eleminst = {TYPE v_elemtype, REFS ref_lst})
-    -- wf_store: `%`({TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [v_eleminst], STRUCTS [], ARRAYS [], EXNS []})
     -- wf_eleminst: `%`({TYPE v_elemtype, REFS ref_lst})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocelem_is_wf: `%%%%`(v_store : store, v_elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocelem_is_wf0{v_store : store, v_elemtype : elemtype, var_0 : ref*, ret_val : (store, elemaddr)}:
+    `%%%%`(v_store, v_elemtype, var_0, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_reftype: `%`(v_elemtype)
+    -- (wf_ref: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocelem(v_store, v_elemtype, var_0))
+    -- wf_store: `%`(ret_val.0)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
 
@@ -15055,96 +15771,164 @@ def $allocelems(v_store : store, var_0 : elemtype*, var_1 : ref**) : (store, ele
   def $allocelems{s : store, rt : reftype, rt'_lst : reftype*, ref_lst : ref*, ref'_lst_lst : ref**}(s, [rt] ++ rt'_lst, [ref_lst] ++ ref'_lst_lst) = (s_2, [ea] ++ ea'_lst)
     -- let{ea : elemaddr, s_1 : store} (s_1, ea) = $allocelem(s, rt, ref_lst)
     -- let{s_2 : store, ea'_lst : elemaddr*} (s_2, ea'_lst) = $allocelems(s_1, rt'_lst, ref'_lst_lst)
+    -- wf_store: `%`($allocelem(s, rt, ref_lst).0)
+    -- wf_store: `%`($allocelems(s_1, rt'_lst, ref'_lst_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+relation allocelems_is_wf: `%%%%`(v_store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:86.6-86.17
+  rule allocelems_is_wf0{v_store : store, var_0 : elemtype*, var_1 : ref**, ret_val : (store, elemaddr*)}:
+    `%%%%`(v_store, var_0, var_1, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_reftype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_ref: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $allocelems(v_store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexport(v_moduleinst : moduleinst, v_export : export) : exportinst
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{v_moduleinst : moduleinst, v_name : name, x : uN}(v_moduleinst, EXPORT_export(v_name, TAG_externidx(x))) = {NAME v_name, ADDR TAG_externaddr(v_moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME v_name, ADDR TAG_externaddr(v_moduleinst.TAGS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{v_moduleinst : moduleinst, v_name : name, x : uN}(v_moduleinst, EXPORT_export(v_name, GLOBAL_externidx(x))) = {NAME v_name, ADDR GLOBAL_externaddr(v_moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME v_name, ADDR GLOBAL_externaddr(v_moduleinst.GLOBALS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{v_moduleinst : moduleinst, v_name : name, x : uN}(v_moduleinst, EXPORT_export(v_name, MEM_externidx(x))) = {NAME v_name, ADDR MEM_externaddr(v_moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME v_name, ADDR MEM_externaddr(v_moduleinst.MEMS_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{v_moduleinst : moduleinst, v_name : name, x : uN}(v_moduleinst, EXPORT_export(v_name, TABLE_externidx(x))) = {NAME v_name, ADDR TABLE_externaddr(v_moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME v_name, ADDR TABLE_externaddr(v_moduleinst.TABLES_moduleinst[$proj_uN_0(x).0])})
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexport{v_moduleinst : moduleinst, v_name : name, x : uN}(v_moduleinst, EXPORT_export(v_name, FUNC_externidx(x))) = {NAME v_name, ADDR FUNC_externaddr(v_moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])}
-    -- wf_exportinst: `%`({NAME v_name, ADDR FUNC_externaddr(v_moduleinst.FUNCS_moduleinst[$proj_uN_0(x).0])})
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexport_is_wf: `%%%`(v_moduleinst : moduleinst, v_export : export, ret_val : exportinst)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexport_is_wf0{v_moduleinst : moduleinst, v_export : export, ret_val : exportinst}:
+    `%%%`(v_moduleinst, v_export, ret_val)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- wf_export: `%`(v_export)
+    -- if (ret_val = $allocexport(v_moduleinst, v_export))
+    -- wf_exportinst: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocexports(v_moduleinst : moduleinst, var_0 : export*) : exportinst*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocexports{v_moduleinst : moduleinst, export_lst : export*}(v_moduleinst, export_lst) = $allocexport(v_moduleinst, v_export)*{v_export <- export_lst}
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocexports_is_wf: `%%%`(v_moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocexports_is_wf0{v_moduleinst : moduleinst, var_0 : export*, ret_val : exportinst*}:
+    `%%%`(v_moduleinst, var_0, ret_val)
+    -- wf_moduleinst: `%`(v_moduleinst)
+    -- (wf_export: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $allocexports(v_moduleinst, var_0))
+    -- (wf_exportinst: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $allocmodule(v_store : store, v_module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**) : (store, moduleinst)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $allocmodule{s : store, v_module : module, externaddr_lst : externaddr*, val_G_lst : val*, ref_T_lst : ref*, ref_E_lst_lst : ref**, s_7 : store, v_moduleinst : moduleinst, tagtype_lst : tagtype*, expr_G_lst : expr*, globaltype_lst : globaltype*, memtype_lst : memtype*, expr_T_lst : expr*, tabletype_lst : tabletype*, expr_F_lst : expr*, local_lst_lst : local**, x_lst : idx*, byte_lst_lst : byte**, datamode_lst : datamode*, elemmode_lst : elemmode*, elemtype_lst : elemtype*, expr_E_lst_lst : expr**, xi_lst : exportinst*}(s, v_module, externaddr_lst, val_G_lst, ref_T_lst, ref_E_lst_lst) = (s_7, v_moduleinst)
-    -- let{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*} MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst)) = v_module
-    -- if (tag_lst = TAG_tag(tagtype#78)*{tagtype#78 <- tagtype_lst})
-    -- if (global_lst = GLOBAL_global(globaltype#122, expr_G#1)*{expr_G#1 <- expr_G_lst, globaltype#122 <- globaltype_lst})
-    -- if (mem_lst = MEMORY_mem(memtype#122)*{memtype#122 <- memtype_lst})
-    -- if (table_lst = TABLE_table(tabletype#156, expr_T#1)*{expr_T#1 <- expr_T_lst, tabletype#156 <- tabletype_lst})
-    -- if (func_lst = FUNC_func(x#2, local_lst#82, expr_F#1)*{expr_F#1 <- expr_F_lst, local_lst#82 <- local_lst_lst, x#2 <- x_lst})
-    -- if (data_lst = DATA_data(byte_lst#110, datamode#110)*{byte_lst#110 <- byte_lst_lst, datamode#110 <- datamode_lst})
-    -- if (elem_lst = ELEM_elem(elemtype#1, expr_E_lst#1, elemmode#230)*{elemmode#230 <- elemmode_lst, elemtype#1 <- elemtype_lst, expr_E_lst#1 <- expr_E_lst_lst})
+    -- let{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*} MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst)) = v_module
+    -- if (tag_lst = TAG_tag(tagtype_78)*{tagtype_78 <- tagtype_lst})
+    -- if (global_lst = GLOBAL_global(globaltype_122, expr_G_1)*{expr_G_1 <- expr_G_lst, globaltype_122 <- globaltype_lst})
+    -- if (mem_lst = MEMORY_mem(memtype_122)*{memtype_122 <- memtype_lst})
+    -- if (table_lst = TABLE_table(tabletype_156, expr_T_1)*{expr_T_1 <- expr_T_lst, tabletype_156 <- tabletype_lst})
+    -- if (func_lst = FUNC_func(x_2, local_lst_82, expr_F_1)*{expr_F_1 <- expr_F_lst, local_lst_82 <- local_lst_lst, x_2 <- x_lst})
+    -- if (data_lst = DATA_data(byte_lst_110, datamode_110)*{byte_lst_110 <- byte_lst_lst, datamode_110 <- datamode_lst})
+    -- if (elem_lst = ELEM_elem(elemtype_1, expr_E_lst_1, elemmode_230)*{elemmode_230 <- elemmode_lst, elemtype_1 <- elemtype_lst, expr_E_lst_1 <- expr_E_lst_lst})
     -- let{aa_I_lst : tagaddr*} aa_I_lst = $tagsxa(externaddr_lst)
     -- let{ga_I_lst : globaladdr*} ga_I_lst = $globalsxa(externaddr_lst)
     -- let{ma_I_lst : memaddr*} ma_I_lst = $memsxa(externaddr_lst)
     -- let{ta_I_lst : tableaddr*} ta_I_lst = $tablesxa(externaddr_lst)
     -- let{fa_I_lst : funcaddr*} fa_I_lst = $funcsxa(externaddr_lst)
     -- let{dt_lst : deftype*} dt_lst = $alloctypes(type_lst)
-    -- let{fa_lst : nat*} fa_lst = (|s.FUNCS_store| + i_F#1)^(i_F#1<|func_lst|){}
-    -- let{s_1 : store, aa_lst : tagaddr*} (s_1, aa_lst) = $alloctags(s, $subst_all_tagtype(tagtype#80, $typeuse_deftype(dt#9)*{dt#9 <- dt_lst})*{tagtype#80 <- tagtype_lst})
-    -- let{s_2 : store, ga_lst : globaladdr*} (s_2, ga_lst) = $allocglobals(s_1, $subst_all_globaltype(globaltype#124, $typeuse_deftype(dt#10)*{dt#10 <- dt_lst})*{globaltype#124 <- globaltype_lst}, val_G_lst)
-    -- let{s_3 : store, ma_lst : memaddr*} (s_3, ma_lst) = $allocmems(s_2, $subst_all_memtype(memtype#124, $typeuse_deftype(dt#11)*{dt#11 <- dt_lst})*{memtype#124 <- memtype_lst})
-    -- let{s_4 : store, ta_lst : tableaddr*} (s_4, ta_lst) = $alloctables(s_3, $subst_all_tabletype(tabletype#158, $typeuse_deftype(dt#12)*{dt#12 <- dt_lst})*{tabletype#158 <- tabletype_lst}, ref_T_lst)
+    -- let{fa_lst : nat*} fa_lst = (|s.FUNCS_store| + i_F_1)^(i_F_1<|func_lst|){}
+    -- let{s_1 : store, aa_lst : tagaddr*} (s_1, aa_lst) = $alloctags(s, $subst_all_tagtype(tagtype_80, $typeuse_deftype(dt_9)*{dt_9 <- dt_lst})*{tagtype_80 <- tagtype_lst})
+    -- let{s_2 : store, ga_lst : globaladdr*} (s_2, ga_lst) = $allocglobals(s_1, $subst_all_globaltype(globaltype_124, $typeuse_deftype(dt_10)*{dt_10 <- dt_lst})*{globaltype_124 <- globaltype_lst}, val_G_lst)
+    -- let{s_3 : store, ma_lst : memaddr*} (s_3, ma_lst) = $allocmems(s_2, $subst_all_memtype(memtype_124, $typeuse_deftype(dt_11)*{dt_11 <- dt_lst})*{memtype_124 <- memtype_lst})
+    -- let{s_4 : store, ta_lst : tableaddr*} (s_4, ta_lst) = $alloctables(s_3, $subst_all_tabletype(tabletype_158, $typeuse_deftype(dt_12)*{dt_12 <- dt_lst})*{tabletype_158 <- tabletype_lst}, ref_T_lst)
     -- let{s_5 : store, da_lst : dataaddr*} (s_5, da_lst) = $allocdatas(s_4, OK_datatype^|data_lst|{}, byte_lst_lst)
-    -- let{s_6 : store, ea_lst : elemaddr*} (s_6, ea_lst) = $allocelems(s_5, $subst_all_reftype(elemtype#2, $typeuse_deftype(dt#13)*{dt#13 <- dt_lst})*{elemtype#2 <- elemtype_lst}, ref_E_lst_lst)
-    -- if ((s_7, fa_lst) = $allocfuncs(s_6, dt_lst[$proj_uN_0(x#3).0]*{x#3 <- x_lst}, FUNC_funccode(x#4, local_lst#84, expr_F#2)*{expr_F#2 <- expr_F_lst, local_lst#84 <- local_lst_lst, x#4 <- x_lst}, v_moduleinst^|func_lst|{}))
+    -- let{s_6 : store, ea_lst : elemaddr*} (s_6, ea_lst) = $allocelems(s_5, $subst_all_reftype(elemtype_2, $typeuse_deftype(dt_13)*{dt_13 <- dt_lst})*{elemtype_2 <- elemtype_lst}, ref_E_lst_lst)
+    -- if ((s_7, fa_lst) = $allocfuncs(s_6, dt_lst[$proj_uN_0(x_3).0]*{x_3 <- x_lst}, FUNC_funccode(x_4, local_lst_84, expr_F_2)*{expr_F_2 <- expr_F_lst, local_lst_84 <- local_lst_lst, x_4 <- x_lst}, v_moduleinst^|func_lst|{}))
     -- if (xi_lst = $allocexports({TYPES [], TAGS aa_I_lst ++ aa_lst, GLOBALS ga_I_lst ++ ga_lst, MEMS ma_I_lst ++ ma_lst, TABLES ta_I_lst ++ ta_lst, FUNCS fa_I_lst ++ fa_lst, DATAS [], ELEMS [], EXPORTS []}, export_lst))
     -- if (v_moduleinst = {TYPES dt_lst, TAGS aa_I_lst ++ aa_lst, GLOBALS ga_I_lst ++ ga_lst, MEMS ma_I_lst ++ ma_lst, TABLES ta_I_lst ++ ta_lst, FUNCS fa_I_lst ++ fa_lst, DATAS da_lst, ELEMS ea_lst, EXPORTS xi_lst})
-    -- wf_store: `%`(s_7)
-    -- wf_moduleinst: `%`(v_moduleinst)
-    -- wf_module: `%`(MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst)))
-    -- (wf_tag: `%`(TAG_tag(tagtype#81)))*{tagtype#81 <- tagtype_lst}
-    -- (wf_global: `%`(GLOBAL_global(globaltype#125, expr_G#2)))*{expr_G#2 <- expr_G_lst, globaltype#125 <- globaltype_lst}
-    -- (wf_mem: `%`(MEMORY_mem(memtype#125)))*{memtype#125 <- memtype_lst}
-    -- (wf_table: `%`(TABLE_table(tabletype#159, expr_T#2)))*{expr_T#2 <- expr_T_lst, tabletype#159 <- tabletype_lst}
-    -- (wf_func: `%`(FUNC_func(x#5, local_lst#85, expr_F#3)))*{expr_F#3 <- expr_F_lst, local_lst#85 <- local_lst_lst, x#5 <- x_lst}
-    -- (wf_data: `%`(DATA_data(byte_lst#113, datamode#112)))*{byte_lst#113 <- byte_lst_lst, datamode#112 <- datamode_lst}
-    -- (wf_elem: `%`(ELEM_elem(elemtype#3, expr_E_lst#2, elemmode#232)))*{elemmode#232 <- elemmode_lst, elemtype#3 <- elemtype_lst, expr_E_lst#2 <- expr_E_lst_lst}
+    -- wf_store: `%`($alloctags(s, $subst_all_tagtype(tagtype_81, $typeuse_deftype(dt_16)*{dt_16 <- dt_lst})*{tagtype_81 <- tagtype_lst}).0)
+    -- (wf_typeuse: `%`($subst_all_tagtype(tagtype_82, $typeuse_deftype(dt_17)*{dt_17 <- dt_lst})))*{tagtype_82 <- tagtype_lst}
+    -- wf_store: `%`($allocglobals(s_1, $subst_all_globaltype(globaltype_125, $typeuse_deftype(dt_18)*{dt_18 <- dt_lst})*{globaltype_125 <- globaltype_lst}, val_G_lst).0)
+    -- (wf_globaltype: `%`($subst_all_globaltype(globaltype_126, $typeuse_deftype(dt_19)*{dt_19 <- dt_lst})))*{globaltype_126 <- globaltype_lst}
+    -- wf_store: `%`($allocmems(s_2, $subst_all_memtype(memtype_125, $typeuse_deftype(dt_20)*{dt_20 <- dt_lst})*{memtype_125 <- memtype_lst}).0)
+    -- (wf_memtype: `%`($subst_all_memtype(memtype_126, $typeuse_deftype(dt_21)*{dt_21 <- dt_lst})))*{memtype_126 <- memtype_lst}
+    -- wf_store: `%`($alloctables(s_3, $subst_all_tabletype(tabletype_159, $typeuse_deftype(dt_22)*{dt_22 <- dt_lst})*{tabletype_159 <- tabletype_lst}, ref_T_lst).0)
+    -- (wf_tabletype: `%`($subst_all_tabletype(tabletype_160, $typeuse_deftype(dt_23)*{dt_23 <- dt_lst})))*{tabletype_160 <- tabletype_lst}
+    -- wf_store: `%`($allocdatas(s_4, OK_datatype^|data_lst|{}, byte_lst_lst).0)
+    -- wf_store: `%`($allocelems(s_5, $subst_all_reftype(elemtype_3, $typeuse_deftype(dt_24)*{dt_24 <- dt_lst})*{elemtype_3 <- elemtype_lst}, ref_E_lst_lst).0)
+    -- (wf_reftype: `%`($subst_all_reftype(elemtype_4, $typeuse_deftype(dt_25)*{dt_25 <- dt_lst})))*{elemtype_4 <- elemtype_lst}
+    -- wf_store: `%`($allocfuncs(s_6, dt_lst[$proj_uN_0(x_5).0]*{x_5 <- x_lst}, FUNC_funccode(x_6, local_lst_85, expr_F_3)*{expr_F_3 <- expr_F_lst, local_lst_85 <- local_lst_lst, x_6 <- x_lst}, v_moduleinst^|func_lst|{}).0)
+    -- (wf_exportinst: `%`(iter_341))*{iter_341 <- $allocexports({TYPES [], TAGS aa_I_lst ++ aa_lst, GLOBALS ga_I_lst ++ ga_lst, MEMS ma_I_lst ++ ma_lst, TABLES ta_I_lst ++ ta_lst, FUNCS fa_I_lst ++ fa_lst, DATAS [], ELEMS [], EXPORTS []}, export_lst)}
+    -- wf_module: `%`(MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst)))
+    -- (wf_tag: `%`(TAG_tag(tagtype_83)))*{tagtype_83 <- tagtype_lst}
+    -- (wf_global: `%`(GLOBAL_global(globaltype_127, expr_G_2)))*{expr_G_2 <- expr_G_lst, globaltype_127 <- globaltype_lst}
+    -- (wf_mem: `%`(MEMORY_mem(memtype_127)))*{memtype_127 <- memtype_lst}
+    -- (wf_table: `%`(TABLE_table(tabletype_161, expr_T_2)))*{expr_T_2 <- expr_T_lst, tabletype_161 <- tabletype_lst}
+    -- (wf_func: `%`(FUNC_func(x_7, local_lst_86, expr_F_4)))*{expr_F_4 <- expr_F_lst, local_lst_86 <- local_lst_lst, x_7 <- x_lst}
+    -- (wf_data: `%`(DATA_data(byte_lst_114, datamode_112)))*{byte_lst_114 <- byte_lst_lst, datamode_112 <- datamode_lst}
+    -- (wf_elem: `%`(ELEM_elem(elemtype_5, expr_E_lst_2, elemmode_232)))*{elemmode_232 <- elemmode_lst, elemtype_5 <- elemtype_lst, expr_E_lst_2 <- expr_E_lst_lst}
     -- wf_moduleinst: `%`({TYPES [], TAGS aa_I_lst ++ aa_lst, GLOBALS ga_I_lst ++ ga_lst, MEMS ma_I_lst ++ ma_lst, TABLES ta_I_lst ++ ta_lst, FUNCS fa_I_lst ++ fa_lst, DATAS [], ELEMS [], EXPORTS []})
     -- wf_moduleinst: `%`({TYPES dt_lst, TAGS aa_I_lst ++ aa_lst, GLOBALS ga_I_lst ++ ga_lst, MEMS ma_I_lst ++ ma_lst, TABLES ta_I_lst ++ ta_lst, FUNCS fa_I_lst ++ fa_lst, DATAS da_lst, ELEMS ea_lst, EXPORTS xi_lst})
 
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation allocmodule_is_wf: `%%%%%%%`(v_store : store, v_module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule allocmodule_is_wf0{v_store : store, v_module : module, var_0 : externaddr*, var_1 : val*, var_2 : ref*, var_3 : ref**, ret_val : (store, moduleinst)}:
+    `%%%%%%%`(v_store, v_module, var_0, var_1, var_2, var_3, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_module: `%`(v_module)
+    -- (wf_val: `%`(var_1))*{var_1 <- var_1}
+    -- (wf_ref: `%`(var_2))*{var_2 <- var_2}
+    -- (wf_ref: `%`(var_3))*{var_3 <- var_3}*{var_3 <- var_3}
+    -- if (ret_val = $allocmodule(v_store, v_module, var_0, var_1, var_2, var_3))
+    -- wf_store: `%`(ret_val.0)
+    -- wf_moduleinst: `%`(ret_val.1)
+
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $rundata_(v_dataidx : dataidx, v_data : data) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $rundata_{x : uN, v_n : nat, b_lst : byte*}(x, DATA_data(b_lst, PASSIVE_datamode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $rundata_{x : uN, v_n : nat, b_lst : byte*, y : uN, instr_lst : instr*}(x, DATA_data(b_lst, ACTIVE_datamode(y, instr_lst))) = instr_lst ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `MEMORY.INIT`_instr(y, x) `DATA.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))))
-    -- wf_instr: `%`(`MEMORY.INIT`_instr(y, x))
-    -- wf_instr: `%`(`DATA.DROP`_instr(x))
+  def $rundata_{x : uN, v_n : nat, b_lst : byte*, y : uN, instr_lst : instr*}(x, DATA_data(b_lst, ACTIVE_datamode(y, instr_lst))) = instr_lst ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) MEMORY_INIT_instr(y, x) DATA_DROP_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation rundata__is_wf: `%%%`(v_dataidx : dataidx, v_data : data, ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule rundata__is_wf0{v_dataidx : dataidx, v_data : data, ret_val : instr*}:
+    `%%%`(v_dataidx, v_data, ret_val)
+    -- wf_uN: `%%`(32, v_dataidx)
+    -- wf_data: `%`(v_data)
+    -- if (ret_val = $rundata_(v_dataidx, v_data))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $runelem_(v_elemidx : elemidx, v_elem : elem) : instr*
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
   def $runelem_{x : uN, rt : reftype, v_n : nat, e_lst : expr*}(x, ELEM_elem(rt, e_lst, PASSIVE_elemmode)) = []
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $runelem_{x : uN, rt : reftype, v_n : nat, e_lst : expr*}(x, ELEM_elem(rt, e_lst, DECLARE_elemmode)) = [`ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+  def $runelem_{x : uN, rt : reftype, v_n : nat, e_lst : expr*}(x, ELEM_elem(rt, e_lst, DECLARE_elemmode)) = [ELEM_DROP_instr(x)]
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  def $runelem_{x : uN, rt : reftype, v_n : nat, e_lst : expr*, y : uN, instr_lst : instr*}(x, ELEM_elem(rt, e_lst, ACTIVE_elemmode(y, instr_lst))) = instr_lst ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, mk_uN_uN(v_n))) TABLE_INIT_instr(y, x) ELEM_DROP_instr(x)]
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation runelem__is_wf: `%%%`(v_elemidx : elemidx, v_elem : elem, ret_val : instr*)
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $runelem_{x : uN, rt : reftype, v_n : nat, e_lst : expr*, y : uN, instr_lst : instr*}(x, ELEM_elem(rt, e_lst, ACTIVE_elemmode(y, instr_lst))) = instr_lst ++ [CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))) CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))) `TABLE.INIT`_instr(y, x) `ELEM.DROP`_instr(x)]
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(0))))
-    -- wf_instr: `%`(CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, `%`_uN(v_n))))
-    -- wf_instr: `%`(`TABLE.INIT`_instr(y, x))
-    -- wf_instr: `%`(`ELEM.DROP`_instr(x))
+  rule runelem__is_wf0{v_elemidx : elemidx, v_elem : elem, ret_val : instr*}:
+    `%%%`(v_elemidx, v_elem, ret_val)
+    -- wf_uN: `%%`(32, v_elemidx)
+    -- wf_elem: `%`(v_elem)
+    -- if (ret_val = $runelem_(v_elemidx, v_elem))
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 rec {
@@ -15157,8 +15941,24 @@ def $evalexprs(v_state : state, var_0 : expr*) : (state, ref*)
   def $evalexprs{z : state, v_expr : instr*, expr'_lst : expr*, v_ref : ref, z' : state}(z, [v_expr] ++ expr'_lst) = (z'', [v_ref] ++ ref'_lst)
     -- Eval_expr: `%;%~>*%;%`(z, v_expr, z', [$val_ref(v_ref)])
     -- let{z'' : state, ref'_lst : ref*} (z'', ref'_lst) = $evalexprs(z', expr'_lst)
-    -- wf_ref: `%`(v_ref)
     -- wf_state: `%`(z')
+    -- wf_state: `%`($evalexprs(z', expr'_lst).0)
+    -- (wf_ref: `%`(iter_342))*{iter_342 <- $evalexprs(z', expr'_lst).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+relation evalexprs_is_wf: `%%%`(v_state : state, var_0 : expr*, ret_val : (state, ref*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:160.6-160.16
+  rule evalexprs_is_wf0{v_state : state, var_0 : expr*, ret_val : (state, ref*)}:
+    `%%%`(v_state, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprs(v_state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15172,6 +15972,25 @@ def $evalexprss(v_state : state, var_0 : expr**) : (state, ref**)
   def $evalexprss{z : state, expr_lst : expr*, expr'_lst_lst : expr**}(z, [expr_lst] ++ expr'_lst_lst) = (z'', [ref_lst] ++ ref'_lst_lst)
     -- let{ref_lst : ref*, z' : state} (z', ref_lst) = $evalexprs(z, expr_lst)
     -- let{z'' : state, ref'_lst_lst : ref**} (z'', ref'_lst_lst) = $evalexprss(z', expr'_lst_lst)
+    -- wf_state: `%`($evalexprs(z, expr_lst).0)
+    -- (wf_ref: `%`(iter_343))*{iter_343 <- $evalexprs(z, expr_lst).1}
+    -- wf_state: `%`($evalexprss(z', expr'_lst_lst).0)
+    -- (wf_ref: `%`(iter_345))*{iter_345 <- iter_344}*{iter_344 <- $evalexprss(z', expr'_lst_lst).1}
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+relation evalexprss_is_wf: `%%%`(v_state : state, var_0 : expr**, ret_val : (state, ref**))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:167.6-167.17
+  rule evalexprss_is_wf0{v_state : state, var_0 : expr**, ret_val : (state, ref**)}:
+    `%%%`(v_state, var_0, ret_val)
+    -- wf_state: `%`(v_state)
+    -- (wf_instr: `%`(var_0))*{var_0 <- var_0}*{var_0 <- var_0}*{var_0 <- var_0}
+    -- if (ret_val = $evalexprss(v_state, var_0))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_ref: `%`(iter))*{iter <- iter}*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
@@ -15184,61 +16003,109 @@ def $evalglobals(v_state : state, var_0 : globaltype*, var_1 : expr*) : (state,
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:176.1-181.82
   def $evalglobals{z : state, gt : globaltype, gt'_lst : globaltype*, v_expr : instr*, expr'_lst : expr*, v_val : val, z' : state}(z, [gt] ++ gt'_lst, [v_expr] ++ expr'_lst) = (z'', [v_val] ++ val'_lst)
     -- Eval_expr: `%;%~>*%;%`(z, v_expr, z', [v_val])
-    -- let{s : store, f : frame} `%;%`_state(s, f) = z'
+    -- let{s : store, f : frame} mk_state_state(s, f) = z'
     -- let{s' : store, a : addr} (s', a) = $allocglobal(s, gt, v_val)
-    -- let{z'' : state, val'_lst : val*} (z'', val'_lst) = $evalglobals(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'_lst, expr'_lst)
-    -- wf_val: `%`(v_val)
+    -- let{z'' : state, val'_lst : val*} (z'', val'_lst) = $evalglobals(mk_state_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'_lst, expr'_lst)
     -- wf_state: `%`(z')
-    -- wf_state: `%`(`%;%`_state(s, f))
-    -- wf_state: `%`(`%;%`_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
+    -- wf_store: `%`($allocglobal(s, gt, v_val).0)
+    -- wf_state: `%`($evalglobals(mk_state_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'_lst, expr'_lst).0)
+    -- (wf_val: `%`(iter_346))*{iter_346 <- $evalglobals(mk_state_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]), gt'_lst, expr'_lst).1}
+    -- wf_state: `%`(mk_state_state(s, f))
+    -- wf_state: `%`(mk_state_state(s', f[MODULE_frame.GLOBALS_moduleinst =++ [a]]))
+}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+relation evalglobals_is_wf: `%%%%`(v_state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*))
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec:174.6-174.18
+  rule evalglobals_is_wf0{v_state : state, var_0 : globaltype*, var_1 : expr*, ret_val : (state, val*)}:
+    `%%%%`(v_state, var_0, var_1, ret_val)
+    -- wf_state: `%`(v_state)
+    -- (wf_globaltype: `%`(var_0))*{var_0 <- var_0}
+    -- (wf_instr: `%`(var_1))*{var_1 <- var_1}*{var_1 <- var_1}
+    -- if (ret_val = $evalglobals(v_state, var_0, var_1))
+    -- wf_state: `%`(ret_val.0)
+    -- (wf_val: `%`(iter))*{iter <- ret_val.1}
 }
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $instantiate(v_store : store, v_module : module, var_0 : externaddr*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $instantiate{s : store, v_module : module, externaddr_lst : externaddr*, xt_I_lst : externtype*, xt_E_lst : externtype*, expr_G_lst : expr*, globaltype_lst : globaltype*, expr_T_lst : expr*, tabletype_lst : tabletype*, byte_lst_lst : byte**, datamode_lst : datamode*, elemmode_lst : elemmode*, expr_E_lst_lst : expr**, reftype_lst : reftype*, x_opt : idx?, moduleinst_0 : moduleinst, z : state, i_D : nat, i_E : nat}(s, v_module, externaddr_lst) = `%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE v_moduleinst}), instr_E_lst ++ instr_D_lst ++ lift(instr_S_opt))
-    -- Module_ok: `|-%:%`(v_module, `%->%`_moduletype(xt_I_lst, xt_E_lst))
-    -- (Externaddr_ok: `%|-%:%`(s, externaddr#8, xt_I#2))*{externaddr#8 <- externaddr_lst, xt_I#2 <- xt_I_lst}
-    -- let{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*} MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst)) = v_module
-    -- if (global_lst = GLOBAL_global(globaltype#127, expr_G#3)*{expr_G#3 <- expr_G_lst, globaltype#127 <- globaltype_lst})
-    -- if (table_lst = TABLE_table(tabletype#161, expr_T#3)*{expr_T#3 <- expr_T_lst, tabletype#161 <- tabletype_lst})
-    -- if (data_lst = DATA_data(byte_lst#117, datamode#116)*{byte_lst#117 <- byte_lst_lst, datamode#116 <- datamode_lst})
-    -- if (elem_lst = ELEM_elem(reftype#517, expr_E_lst#3, elemmode#237)*{elemmode#237 <- elemmode_lst, expr_E_lst#3 <- expr_E_lst_lst, reftype#517 <- reftype_lst})
-    -- if (start_opt = START_start(x#6)?{x#6 <- x_opt})
-    -- if (moduleinst_0 = {TYPES $alloctypes(type_lst), TAGS [], GLOBALS $globalsxa(externaddr_lst), MEMS [], TABLES [], FUNCS $funcsxa(externaddr_lst) ++ (|s.FUNCS_store| + i_F#2)^(i_F#2<|func_lst|){}, DATAS [], ELEMS [], EXPORTS []})
-    -- if (z = `%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
+  def $instantiate{s : store, v_module : module, externaddr_lst : externaddr*, xt_I_lst : externtype*, xt_E_lst : externtype*, expr_G_lst : expr*, globaltype_lst : globaltype*, expr_T_lst : expr*, tabletype_lst : tabletype*, byte_lst_lst : byte**, datamode_lst : datamode*, elemmode_lst : elemmode*, expr_E_lst_lst : expr**, reftype_lst : reftype*, x_opt : idx?, moduleinst_0 : moduleinst, z : state, i_D : nat, i_E : nat}(s, v_module, externaddr_lst) = mk_config_config(mk_state_state(s'''', {LOCALS [], MODULE v_moduleinst}), instr_E_lst ++ instr_D_lst ++ lift(instr_S_opt))
+    -- Module_ok: `|-%:%`(v_module, mk_moduletype_moduletype(xt_I_lst, xt_E_lst))
+    -- (Externaddr_ok: `%|-%:%`(s, externaddr_8, xt_I_2))*{externaddr_8 <- externaddr_lst, xt_I_2 <- xt_I_lst}
+    -- let{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*} MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst)) = v_module
+    -- if (global_lst = GLOBAL_global(globaltype_129, expr_G_3)*{expr_G_3 <- expr_G_lst, globaltype_129 <- globaltype_lst})
+    -- if (table_lst = TABLE_table(tabletype_163, expr_T_3)*{expr_T_3 <- expr_T_lst, tabletype_163 <- tabletype_lst})
+    -- if (data_lst = DATA_data(byte_lst_118, datamode_116)*{byte_lst_118 <- byte_lst_lst, datamode_116 <- datamode_lst})
+    -- if (elem_lst = ELEM_elem(reftype_516, expr_E_lst_3, elemmode_237)*{elemmode_237 <- elemmode_lst, expr_E_lst_3 <- expr_E_lst_lst, reftype_516 <- reftype_lst})
+    -- if (start_opt = START_start(x_8)?{x_8 <- x_opt})
+    -- if (moduleinst_0 = {TYPES $alloctypes(type_lst), TAGS [], GLOBALS $globalsxa(externaddr_lst), MEMS [], TABLES [], FUNCS $funcsxa(externaddr_lst) ++ (|s.FUNCS_store| + i_F_2)^(i_F_2<|func_lst|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- if (z = mk_state_state(s, {LOCALS [], MODULE moduleinst_0}))
     -- let{z' : state, val_G_lst : val*} (z', val_G_lst) = $evalglobals(z, globaltype_lst, expr_G_lst)
     -- let{z'' : state, ref_T_lst : ref*} (z'', ref_T_lst) = $evalexprs(z', expr_T_lst)
     -- let{z''' : state, ref_E_lst_lst : ref**} (z''', ref_E_lst_lst) = $evalexprss(z'', expr_E_lst_lst)
-    -- let{s''' : store, f : frame} `%;%`_state(s''', f) = z'''
+    -- let{s''' : store, f : frame} mk_state_state(s''', f) = z'''
     -- let{s'''' : store, v_moduleinst : moduleinst} (s'''', v_moduleinst) = $allocmodule(s''', v_module, externaddr_lst, val_G_lst, ref_T_lst, ref_E_lst_lst)
-    -- let{instr_D_lst : instr*} instr_D_lst = $concat_(syntax instr, $rundata_(`%`_dataidx(i_D#1), data_lst[i_D#1])^(i_D#1<|data_lst|){})
-    -- let{instr_E_lst : instr*} instr_E_lst = $concat_(syntax instr, $runelem_(`%`_elemidx(i_E#1), elem_lst[i_E#1])^(i_E#1<|elem_lst|){})
-    -- let{instr_S_opt : instr?} instr_S_opt = CALL_instr(x#7)?{x#7 <- x_opt}
+    -- let{instr_D_lst : instr*} instr_D_lst = $concat_(syntax instr, $rundata_(mk_uN_dataidx(i_D_1), data_lst[i_D_1])^(i_D_1<|data_lst|){})
+    -- let{instr_E_lst : instr*} instr_E_lst = $concat_(syntax instr, $runelem_(mk_uN_elemidx(i_E_1), elem_lst[i_E_1])^(i_E_1<|elem_lst|){})
+    -- let{instr_S_opt : instr?} instr_S_opt = CALL_instr(x_9)?{x_9 <- x_opt}
     -- wf_state: `%`(z)
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s'''', {LOCALS [], MODULE v_moduleinst}), instr_E_lst ++ instr_D_lst ++ lift(instr_S_opt)))
-    -- wf_moduletype: `%`(`%->%`_moduletype(xt_I_lst, xt_E_lst))
-    -- wf_module: `%`(MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst)))
-    -- (wf_global: `%`(GLOBAL_global(globaltype#130, expr_G#5)))*{expr_G#5 <- expr_G_lst, globaltype#130 <- globaltype_lst}
-    -- (wf_table: `%`(TABLE_table(tabletype#163, expr_T#5)))*{expr_T#5 <- expr_T_lst, tabletype#163 <- tabletype_lst}
-    -- (wf_data: `%`(DATA_data(byte_lst#119, datamode#118)))*{byte_lst#119 <- byte_lst_lst, datamode#118 <- datamode_lst}
-    -- (wf_elem: `%`(ELEM_elem(reftype#519, expr_E_lst#5, elemmode#239)))*{elemmode#239 <- elemmode_lst, expr_E_lst#5 <- expr_E_lst_lst, reftype#519 <- reftype_lst}
-    -- (wf_start: `%`(START_start(x#8)))?{x#8 <- x_opt}
-    -- wf_moduleinst: `%`({TYPES $alloctypes(type_lst), TAGS [], GLOBALS $globalsxa(externaddr_lst), MEMS [], TABLES [], FUNCS $funcsxa(externaddr_lst) ++ (|s.FUNCS_store| + i_F#3)^(i_F#3<|func_lst|){}, DATAS [], ELEMS [], EXPORTS []})
-    -- wf_state: `%`(`%;%`_state(s, {LOCALS [], MODULE moduleinst_0}))
-    -- wf_state: `%`(`%;%`_state(s''', f))
-    -- (wf_uN: `%%`(32, `%`_uN(i_D#2)))^(i_D#2<|data_lst|){}
-    -- (wf_uN: `%%`(32, `%`_uN(i_E#2)))^(i_E#2<|elem_lst|){}
-    -- (wf_instr: `%`(CALL_instr(x#9)))?{x#9 <- x_opt}
+    -- wf_state: `%`($evalglobals(z, globaltype_lst, expr_G_lst).0)
+    -- (wf_val: `%`(iter_347))*{iter_347 <- $evalglobals(z, globaltype_lst, expr_G_lst).1}
+    -- wf_state: `%`($evalexprs(z', expr_T_lst).0)
+    -- (wf_ref: `%`(iter_348))*{iter_348 <- $evalexprs(z', expr_T_lst).1}
+    -- wf_state: `%`($evalexprss(z'', expr_E_lst_lst).0)
+    -- (wf_ref: `%`(iter_350))*{iter_350 <- iter_349}*{iter_349 <- $evalexprss(z'', expr_E_lst_lst).1}
+    -- wf_store: `%`($allocmodule(s''', v_module, externaddr_lst, val_G_lst, ref_T_lst, ref_E_lst_lst).0)
+    -- wf_moduleinst: `%`($allocmodule(s''', v_module, externaddr_lst, val_G_lst, ref_T_lst, ref_E_lst_lst).1)
+    -- (wf_instr: `%`(iter_351))*{iter_351 <- $concat_(syntax instr, $rundata_(mk_uN_dataidx(i_D_2), data_lst[i_D_2])^(i_D_2<|data_lst|){})}
+    -- (wf_instr: `%`(iter_352))*{iter_352 <- $rundata_(mk_uN_dataidx(i_D_3), data_lst[i_D_3])}^(i_D_3<|data_lst|){}
+    -- (wf_instr: `%`(iter_353))*{iter_353 <- $concat_(syntax instr, $runelem_(mk_uN_elemidx(i_E_2), elem_lst[i_E_2])^(i_E_2<|elem_lst|){})}
+    -- (wf_instr: `%`(iter_354))*{iter_354 <- $runelem_(mk_uN_elemidx(i_E_3), elem_lst[i_E_3])}^(i_E_3<|elem_lst|){}
+    -- wf_moduletype: `%`(mk_moduletype_moduletype(xt_I_lst, xt_E_lst))
+    -- wf_module: `%`(MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst)))
+    -- (wf_global: `%`(GLOBAL_global(globaltype_134, expr_G_7)))*{expr_G_7 <- expr_G_lst, globaltype_134 <- globaltype_lst}
+    -- (wf_table: `%`(TABLE_table(tabletype_165, expr_T_7)))*{expr_T_7 <- expr_T_lst, tabletype_165 <- tabletype_lst}
+    -- (wf_data: `%`(DATA_data(byte_lst_120, datamode_118)))*{byte_lst_120 <- byte_lst_lst, datamode_118 <- datamode_lst}
+    -- (wf_elem: `%`(ELEM_elem(reftype_518, expr_E_lst_7, elemmode_239)))*{elemmode_239 <- elemmode_lst, expr_E_lst_7 <- expr_E_lst_lst, reftype_518 <- reftype_lst}
+    -- (wf_start: `%`(START_start(x_10)))?{x_10 <- x_opt}
+    -- wf_moduleinst: `%`({TYPES $alloctypes(type_lst), TAGS [], GLOBALS $globalsxa(externaddr_lst), MEMS [], TABLES [], FUNCS $funcsxa(externaddr_lst) ++ (|s.FUNCS_store| + i_F_3)^(i_F_3<|func_lst|){}, DATAS [], ELEMS [], EXPORTS []})
+    -- wf_state: `%`(mk_state_state(s, {LOCALS [], MODULE moduleinst_0}))
+    -- wf_state: `%`(mk_state_state(s''', f))
+    -- (wf_uN: `%%`(32, mk_uN_uN(i_D_4)))^(i_D_4<|data_lst|){}
+    -- (wf_uN: `%%`(32, mk_uN_uN(i_E_4)))^(i_E_4<|elem_lst|){}
+    -- (wf_instr: `%`(CALL_instr(x_11)))?{x_11 <- x_opt}
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation instantiate_is_wf: `%%%%`(v_store : store, v_module : module, var_0 : externaddr*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule instantiate_is_wf0{v_store : store, v_module : module, var_0 : externaddr*, ret_val : config}:
+    `%%%%`(v_store, v_module, var_0, ret_val)
+    -- wf_store: `%`(v_store)
+    -- wf_module: `%`(v_module)
+    -- if (ret_val = $instantiate(v_store, v_module, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
 def $invoke(v_store : store, v_funcaddr : funcaddr, var_0 : val*) : config
   ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
-  def $invoke{s : store, v_funcaddr : nat, val_lst : val*, t_1_lst : valtype*, t_2_lst : valtype*}(s, v_funcaddr, val_lst) = `%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), $instr_val(v_val)*{v_val <- val_lst} ++ [`REF.FUNC_ADDR`_instr(v_funcaddr) CALL_REF_instr($typeuse_deftype(s.FUNCS_store[v_funcaddr].TYPE_funcinst))])
-    -- Expand: `%~~%`(s.FUNCS_store[v_funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
-    -- (Val_ok: `%|-%:%`(s, val#2, t_1#7))*{t_1#7 <- t_1_lst, val#2 <- val_lst}
-    -- wf_config: `%`(`%;%`_config(`%;%`_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), $instr_val(val#3)*{val#3 <- val_lst} ++ [`REF.FUNC_ADDR`_instr(v_funcaddr) CALL_REF_instr($typeuse_deftype(s.FUNCS_store[v_funcaddr].TYPE_funcinst))]))
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)))
+  def $invoke{s : store, v_funcaddr : nat, val_lst : val*, t_1_lst : valtype*, t_2_lst : valtype*}(s, v_funcaddr, val_lst) = mk_config_config(mk_state_state(s, {LOCALS [], MODULE {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], EXPORTS []}}), $instr_val(v_val)*{v_val <- val_lst} ++ [REF_FUNC_ADDR_instr(v_funcaddr) CALL_REF_instr($typeuse_deftype(s.FUNCS_store[v_funcaddr].TYPE_funcinst))])
+    -- Expand: `%~~%`(s.FUNCS_store[v_funcaddr].TYPE_funcinst, `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+    -- (Val_ok: `%|-%:%`(s, val_2, t_1_5))*{t_1_5 <- t_1_lst, val_2 <- val_lst}
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)))
+
+;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+relation invoke_is_wf: `%%%%`(v_store : store, v_funcaddr : funcaddr, var_0 : val*, ret_val : config)
+  ;; ../../../../specification/wasm-3.0/4.4-execution.modules.spectec
+  rule invoke_is_wf0{v_store : store, v_funcaddr : funcaddr, var_0 : val*, ret_val : config}:
+    `%%%%`(v_store, v_funcaddr, var_0, ret_val)
+    -- wf_store: `%`(v_store)
+    -- (wf_val: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $invoke(v_store, v_funcaddr, var_0))
+    -- wf_config: `%`(ret_val)
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 syntax castop = (null?, null?)
@@ -15258,6 +16125,14 @@ syntax nopt = u32*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 def $ieee_(v_N : N, rat : rat) : fNmag
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+relation ieee__is_wf: `%%%`(v_N : N, rat : rat, ret_val : fNmag)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+  rule ieee__is_wf0{v_N : N, rat : rat, ret_val : fNmag}:
+    `%%%`(v_N, rat, ret_val)
+    -- if (ret_val = $ieee_(v_N, rat))
+    -- wf_fNmag: `%%`(v_N, ret_val)
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 syntax idctxt = 
 {
@@ -15302,11 +16177,23 @@ rec {
 def $concat_idctxt(var_0 : idctxt*) : idctxt
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:155.1-155.29
   def $concat_idctxt([]) = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []}
-    -- wf_idctxt: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:156.1-156.53
   def $concat_idctxt{v_I : idctxt, I'_lst : I*}([v_I] ++ I'_lst) = v_I +++ $concat_idctxt(I'_lst)
 }
 
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+relation concat_idctxt_is_wf: `%%`(var_0 : idctxt*, ret_val : idctxt)
+  ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec:154.6-154.20
+  rule concat_idctxt_is_wf0{var_0 : idctxt*, ret_val : idctxt}:
+    `%%`(var_0, ret_val)
+    -- (wf_idctxt: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $concat_idctxt(var_0))
+    -- wf_idctxt: `%`(ret_val)
+}
+
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 relation Idctxt_ok: `|-%:OK`(idctxt)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -15322,10 +16209,20 @@ relation Idctxt_ok: `|-%:OK`(idctxt)
     -- if $disjoint_(syntax name, $concatopt_(syntax name, v_I.ELEMS_I))
     -- if $disjoint_(syntax name, $concatopt_(syntax name, v_I.LOCALS_I))
     -- if $disjoint_(syntax name, $concatopt_(syntax name, v_I.LABELS_I))
-    -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(`%`_name(field_lst))])))*{field_lst <- field_lst_lst}
-    -- if ([?(`%`_name(field_lst))*{field_lst <- field_lst_lst}] = v_I.FIELDS_I)
-    -- wf_idctxt: `%`(v_I)
-    -- (wf_name: `%`(`%`_name(field_lst)))*{field_lst <- field_lst_lst}
+    -- (if $disjoint_(syntax name, $concatopt_(syntax name, [?(mk_name_name(field_lst))])))*{field_lst <- field_lst_lst}
+    -- if ([?(mk_name_name(field_lst))*{field_lst <- field_lst_lst}] = v_I.FIELDS_I)
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.TYPES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.TAGS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.GLOBALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.MEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.TABLES_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.FUNCS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.DATAS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.ELEMS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.LOCALS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, v_I.LABELS_I)}
+    -- (wf_name: `%`(iter))*{iter <- $concatopt_(syntax name, [?(mk_name_name(field_lst))])}*{field_lst <- field_lst_lst}
+    -- (wf_name: `%`(mk_name_name(field_lst)))*{field_lst <- field_lst_lst}
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $dots : ()
@@ -15472,6 +16369,19 @@ def $importsd(var_0 : decl*) : import*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+relation importsd_is_wf: `%%`(var_0 : decl*, ret_val : import*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:259.6-259.15
+  rule importsd_is_wf0{var_0 : decl*, ret_val : import*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $importsd(var_0))
+    -- (wf_import: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.1-260.75
 def $tagsd(var_0 : decl*) : tag*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:278.1-278.22
@@ -15485,6 +16395,19 @@ def $tagsd(var_0 : decl*) : tag*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+relation tagsd_is_wf: `%%`(var_0 : decl*, ret_val : tag*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:260.6-260.12
+  rule tagsd_is_wf0{var_0 : decl*, ret_val : tag*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tagsd(var_0))
+    -- (wf_tag: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.1-261.78
 def $globalsd(var_0 : decl*) : global*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:282.1-282.25
@@ -15498,6 +16421,19 @@ def $globalsd(var_0 : decl*) : global*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+relation globalsd_is_wf: `%%`(var_0 : decl*, ret_val : global*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:261.6-261.15
+  rule globalsd_is_wf0{var_0 : decl*, ret_val : global*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $globalsd(var_0))
+    -- (wf_global: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.1-262.75
 def $memsd(var_0 : decl*) : mem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:286.1-286.22
@@ -15511,6 +16447,19 @@ def $memsd(var_0 : decl*) : mem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+relation memsd_is_wf: `%%`(var_0 : decl*, ret_val : mem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:262.6-262.12
+  rule memsd_is_wf0{var_0 : decl*, ret_val : mem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $memsd(var_0))
+    -- (wf_mem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.1-263.77
 def $tablesd(var_0 : decl*) : table*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:290.1-290.24
@@ -15524,6 +16473,19 @@ def $tablesd(var_0 : decl*) : table*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+relation tablesd_is_wf: `%%`(var_0 : decl*, ret_val : table*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:263.6-263.14
+  rule tablesd_is_wf0{var_0 : decl*, ret_val : table*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $tablesd(var_0))
+    -- (wf_table: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.1-264.76
 def $funcsd(var_0 : decl*) : func*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:294.1-294.23
@@ -15537,6 +16499,19 @@ def $funcsd(var_0 : decl*) : func*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+relation funcsd_is_wf: `%%`(var_0 : decl*, ret_val : func*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:264.6-264.13
+  rule funcsd_is_wf0{var_0 : decl*, ret_val : func*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $funcsd(var_0))
+    -- (wf_func: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.1-265.76
 def $datasd(var_0 : decl*) : data*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:298.1-298.23
@@ -15550,6 +16525,19 @@ def $datasd(var_0 : decl*) : data*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+relation datasd_is_wf: `%%`(var_0 : decl*, ret_val : data*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:265.6-265.13
+  rule datasd_is_wf0{var_0 : decl*, ret_val : data*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $datasd(var_0))
+    -- (wf_data: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.1-266.76
 def $elemsd(var_0 : decl*) : elem*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:302.1-302.23
@@ -15563,6 +16551,19 @@ def $elemsd(var_0 : decl*) : elem*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+relation elemsd_is_wf: `%%`(var_0 : decl*, ret_val : elem*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:266.6-266.13
+  rule elemsd_is_wf0{var_0 : decl*, ret_val : elem*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $elemsd(var_0))
+    -- (wf_elem: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.1-267.77
 def $startsd(var_0 : decl*) : start*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:306.1-306.24
@@ -15576,6 +16577,19 @@ def $startsd(var_0 : decl*) : start*
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 rec {
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+relation startsd_is_wf: `%%`(var_0 : decl*, ret_val : start*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:267.6-267.14
+  rule startsd_is_wf0{var_0 : decl*, ret_val : start*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $startsd(var_0))
+    -- (wf_start: `%`(ret_val))*{ret_val <- ret_val}
+}
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.1-268.78
 def $exportsd(var_0 : decl*) : export*
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:310.1-310.25
@@ -15586,11 +16600,25 @@ def $exportsd(var_0 : decl*) : export*
   def $exportsd{v_decl : decl, decl'_lst : decl*}([v_decl] ++ decl'_lst) = $exportsd(decl'_lst)
 }
 
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+relation exportsd_is_wf: `%%`(var_0 : decl*, ret_val : export*)
+  ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec:268.6-268.15
+  rule exportsd_is_wf0{var_0 : decl*, ret_val : export*}:
+    `%%`(var_0, ret_val)
+    -- (wf_decl: `%`(var_0))*{var_0 <- var_0}
+    -- if (ret_val = $exportsd(var_0))
+    -- (wf_export: `%`(ret_val))*{ret_val <- ret_val}
+}
+
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 def $ordered(var_0 : decl*) : bool
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{decl_lst : decl*}(decl_lst) = true
     -- if ($importsd(decl_lst) = [])
+    -- (wf_import: `%`(iter_355))*{iter_355 <- $importsd(decl_lst)}
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   def $ordered{v_name : name, name_0 : name, v_externtype : externtype, decl_1_lst : decl*, decl_2_lst : decl*}(decl_1_lst ++ [IMPORT_decl(v_name, name_0, v_externtype)] ++ decl_2_lst) = (((((($importsd(decl_1_lst) = []) /\ ($tagsd(decl_1_lst) = [])) /\ ($globalsd(decl_1_lst) = [])) /\ ($memsd(decl_1_lst) = [])) /\ ($tablesd(decl_1_lst) = [])) /\ ($funcsd(decl_1_lst) = []))
 
@@ -15599,7 +16627,7 @@ relation Context_ok: `|-%:OK`(context)
   ;; ../../../../specification/wasm-3.0/7.0-soundness.contexts.spectec
   rule mk_Context_ok{C : context, v_n : n, dt_lst : deftype*, jt_lst : tagtype*, gt_lst : globaltype*, mt_lst : memtype*, tt_lst : tabletype*, dt_F_lst : deftype*, ok_lst : datatype*, et_lst : elemtype*, lct_lst : localtype*, rt_lst : reftype*, rt'_opt : reftype?, x_lst : idx*, v_m : m, st_lst : subtype*, C_0 : context, t_1_lst : valtype*, t_2_lst : valtype*}:
     `|-%:OK`(C)
-    -- if (C = {TYPES dt_lst, TAGS jt_lst, GLOBALS gt_lst, MEMS mt_lst, TABLES tt_lst, FUNCS dt_F_lst, DATAS ok_lst, ELEMS et_lst, LOCALS lct_lst, LABELS [`%`_resulttype($valtype_reftype(rt)*{rt <- rt_lst})], RETURN ?(`%`_resulttype(lift($valtype_reftype(rt')?{rt' <- rt'_opt}))), REFS x_lst, RECS st_lst})
+    -- if (C = {TYPES dt_lst, TAGS jt_lst, GLOBALS gt_lst, MEMS mt_lst, TABLES tt_lst, FUNCS dt_F_lst, DATAS ok_lst, ELEMS et_lst, LOCALS lct_lst, LABELS [mk_list_resulttype($valtype_reftype(rt)*{rt <- rt_lst})], RETURN ?(mk_list_resulttype(lift($valtype_reftype(rt')?{rt' <- rt'_opt}))), REFS x_lst, RECS st_lst})
     -- if (C_0 = {TYPES dt_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (Deftype_ok: `%|-%:OK`({TYPES dt_lst[0 : i], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, dt))^(i<v_n){dt <- dt_lst}
     -- (Subtype_ok2: `%|-%:%`({TYPES dt_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS st_lst}, st, OK_oktypenat(i)))^(i<v_m){st <- st_lst}
@@ -15610,45 +16638,37 @@ relation Context_ok: `|-%:OK`(context)
     -- (Deftype_ok: `%|-%:OK`(C_0, dt_F))*{dt_F <- dt_F_lst}
     -- if (|dt_F_lst| = |t_1_lst|)
     -- if (|dt_F_lst| = |t_2_lst|)
-    -- (Expand: `%~~%`(dt_F, `FUNC%->%`_comptype(`%`_resulttype([t_1]), `%`_resulttype([t_2]))))*{dt_F <- dt_F_lst, t_1 <- t_1_lst, t_2 <- t_2_lst}
+    -- (Expand: `%~~%`(dt_F, `FUNC%->%`_comptype(mk_list_resulttype([t_1]), mk_list_resulttype([t_2]))))*{dt_F <- dt_F_lst, t_1 <- t_1_lst, t_2 <- t_2_lst}
     -- (Reftype_ok: `%|-%:OK`(C_0, et))*{et <- et_lst}
     -- (Localtype_ok: `%|-%:OK`(C_0, lct))*{lct <- lct_lst}
-    -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([$valtype_reftype(rt)])))*{rt <- rt_lst}
-    -- (Resulttype_ok: `%|-%:OK`(C_0, `%`_resulttype([$valtype_reftype(rt')])))?{rt' <- rt'_opt}
+    -- (Resulttype_ok: `%|-%:OK`(C_0, mk_list_resulttype([$valtype_reftype(rt)])))*{rt <- rt_lst}
+    -- (Resulttype_ok: `%|-%:OK`(C_0, mk_list_resulttype([$valtype_reftype(rt')])))?{rt' <- rt'_opt}
     -- (if ($proj_uN_0(x).0 < |dt_F_lst|))*{x <- x_lst}
-    -- wf_context: `%`(C)
     -- wf_context: `%`(C_0)
-    -- wf_context: `%`({TYPES dt_lst, TAGS jt_lst, GLOBALS gt_lst, MEMS mt_lst, TABLES tt_lst, FUNCS dt_F_lst, DATAS ok_lst, ELEMS et_lst, LOCALS lct_lst, LABELS [`%`_resulttype($valtype_reftype(rt)*{rt <- rt_lst})], RETURN ?(`%`_resulttype(lift($valtype_reftype(rt')?{rt' <- rt'_opt}))), REFS x_lst, RECS st_lst})
+    -- wf_context: `%`({TYPES dt_lst, TAGS jt_lst, GLOBALS gt_lst, MEMS mt_lst, TABLES tt_lst, FUNCS dt_F_lst, DATAS ok_lst, ELEMS et_lst, LOCALS lct_lst, LABELS [mk_list_resulttype($valtype_reftype(rt)*{rt <- rt_lst})], RETURN ?(mk_list_resulttype(lift($valtype_reftype(rt')?{rt' <- rt'_opt}))), REFS x_lst, RECS st_lst})
     -- wf_context: `%`({TYPES dt_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_context: `%`({TYPES dt_lst[0 : i], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}))^(i<v_n){}
     -- (wf_context: `%`({TYPES dt_lst[0 : i], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}))^(i<v_n){dt <- dt_lst}
     -- wf_context: `%`({TYPES dt_lst, TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS st_lst})
     -- if (|t_1_lst| = |t_2_lst|)
-    -- (wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype([t_1]), `%`_resulttype([t_2]))))*{t_1 <- t_1_lst, t_2 <- t_2_lst}
+    -- (wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype([t_1]), mk_list_resulttype([t_2]))))*{t_1 <- t_1_lst, t_2 <- t_2_lst}
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Localval_ok: `%|-%:%`(store, val?, localtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule set{s : store, v_val : val, t : valtype}:
-    `%|-%:%`(s, ?(v_val), `%%`_localtype(SET_init, t))
+    `%|-%:%`(s, ?(v_val), mk_localtype_localtype(SET_init, t))
     -- Val_ok: `%|-%:%`(s, v_val, t)
-    -- wf_store: `%`(s)
-    -- wf_val: `%`(v_val)
-    -- wf_localtype: `%`(`%%`_localtype(SET_init, t))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule unset{s : store}:
-    `%|-%:%`(s, ?(), `%%`_localtype(UNSET_init, BOT_valtype))
-    -- wf_store: `%`(s)
-    -- wf_localtype: `%`(`%%`_localtype(UNSET_init, BOT_valtype))
+    `%|-%:%`(s, ?(), mk_localtype_localtype(UNSET_init, BOT_valtype))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Datainst_ok: `%|-%:%`(store, datainst, datatype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Datainst_ok{s : store, b_lst : byte*}:
     `%|-%:%`(s, {BYTES b_lst}, OK_datatype)
-    -- wf_store: `%`(s)
-    -- wf_datainst: `%`({BYTES b_lst})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
@@ -15657,8 +16677,6 @@ relation Eleminst_ok: `%|-%:%`(store, eleminst, elemtype)
     `%|-%:%`(s, {TYPE rt, REFS ref_lst}, rt)
     -- Reftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, rt)
     -- (Ref_ok: `%|-%:%`(s, v_ref, rt))*{v_ref <- ref_lst}
-    -- wf_store: `%`(s)
-    -- wf_eleminst: `%`({TYPE rt, REFS ref_lst})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15667,15 +16685,13 @@ relation Exportinst_ok: `%|-%:OK`(store, exportinst)
   rule mk_Exportinst_ok{s : store, nm : name, xa : externaddr, xt : externtype}:
     `%|-%:OK`(s, {NAME nm, ADDR xa})
     -- Externaddr_ok: `%|-%:%`(s, xa, xt)
-    -- wf_store: `%`(s)
     -- wf_externtype: `%`(xt)
-    -- wf_exportinst: `%`({NAME nm, ADDR xa})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Moduleinst_ok{s : store, deftype_lst : deftype*, tagaddr_lst : tagaddr*, globaladdr_lst : globaladdr*, memaddr_lst : memaddr*, tableaddr_lst : tableaddr*, funcaddr_lst : funcaddr*, dataaddr_lst : dataaddr*, elemaddr_lst : elemaddr*, exportinst_lst : exportinst*, tagtype_lst : tagtype*, globaltype_lst : globaltype*, memtype_lst : memtype*, tabletype_lst : tabletype*, deftype_F_lst : deftype*, datatype_lst : datatype*, elemtype_lst : elemtype*, subtype_lst : subtype*}:
-    `%|-%:%`(s, {TYPES deftype_lst, TAGS tagaddr_lst, GLOBALS globaladdr_lst, MEMS memaddr_lst, TABLES tableaddr_lst, FUNCS funcaddr_lst, DATAS dataaddr_lst, ELEMS elemaddr_lst, EXPORTS exportinst_lst}, {TYPES deftype_lst, TAGS tagtype_lst, GLOBALS globaltype_lst, MEMS memtype_lst, TABLES tabletype_lst, FUNCS deftype_F_lst, DATAS datatype_lst, ELEMS elemtype_lst, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr_lst|){}, RECS subtype_lst})
+    `%|-%:%`(s, {TYPES deftype_lst, TAGS tagaddr_lst, GLOBALS globaladdr_lst, MEMS memaddr_lst, TABLES tableaddr_lst, FUNCS funcaddr_lst, DATAS dataaddr_lst, ELEMS elemaddr_lst, EXPORTS exportinst_lst}, {TYPES deftype_lst, TAGS tagtype_lst, GLOBALS globaltype_lst, MEMS memtype_lst, TABLES tabletype_lst, FUNCS deftype_F_lst, DATAS datatype_lst, ELEMS elemtype_lst, LOCALS [], LABELS [], RETURN ?(), REFS mk_uN_funcidx(i)^(i<|funcaddr_lst|){}, RECS subtype_lst})
     -- (Deftype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, v_deftype))*{v_deftype <- deftype_lst}
     -- if (|tagaddr_lst| = |tagtype_lst|)
     -- (Externaddr_ok: `%|-%:%`(s, TAG_externaddr(v_tagaddr), TAG_externtype(v_tagtype)))*{v_tagaddr <- tagaddr_lst, v_tagtype <- tagtype_lst}
@@ -15697,9 +16713,6 @@ relation Moduleinst_ok: `%|-%:%`(store, moduleinst, context)
     -- if $disjoint_(syntax name, v_exportinst.NAME_exportinst*{v_exportinst <- exportinst_lst})
     -- if (|TAG_externaddr(v_tagaddr)*{v_tagaddr <- tagaddr_lst} ++ GLOBAL_externaddr(v_globaladdr)*{v_globaladdr <- globaladdr_lst} ++ MEM_externaddr(v_memaddr)*{v_memaddr <- memaddr_lst} ++ TABLE_externaddr(v_tableaddr)*{v_tableaddr <- tableaddr_lst} ++ FUNC_externaddr(v_funcaddr)*{v_funcaddr <- funcaddr_lst}| > 0)
     -- (if (v_exportinst.ADDR_exportinst <- TAG_externaddr(v_tagaddr)*{v_tagaddr <- tagaddr_lst} ++ GLOBAL_externaddr(v_globaladdr)*{v_globaladdr <- globaladdr_lst} ++ MEM_externaddr(v_memaddr)*{v_memaddr <- memaddr_lst} ++ TABLE_externaddr(v_tableaddr)*{v_tableaddr <- tableaddr_lst} ++ FUNC_externaddr(v_funcaddr)*{v_funcaddr <- funcaddr_lst}))*{v_exportinst <- exportinst_lst}
-    -- wf_store: `%`(s)
-    -- wf_moduleinst: `%`({TYPES deftype_lst, TAGS tagaddr_lst, GLOBALS globaladdr_lst, MEMS memaddr_lst, TABLES tableaddr_lst, FUNCS funcaddr_lst, DATAS dataaddr_lst, ELEMS elemaddr_lst, EXPORTS exportinst_lst})
-    -- wf_context: `%`({TYPES deftype_lst, TAGS tagtype_lst, GLOBALS globaltype_lst, MEMS memtype_lst, TABLES tabletype_lst, FUNCS deftype_F_lst, DATAS datatype_lst, ELEMS elemtype_lst, LOCALS [], LABELS [], RETURN ?(), REFS `%`_funcidx(i)^(i<|funcaddr_lst|){}, RECS subtype_lst})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
     -- (wf_externtype: `%`(TAG_externtype(v_tagtype)))*{v_tagtype <- tagtype_lst}
     -- (wf_externtype: `%`(GLOBAL_externtype(v_globaltype)))*{v_globaltype <- globaltype_lst}
@@ -15715,10 +16728,6 @@ relation Frame_ok: `%|-%:%`(store, frame, context)
     -- Moduleinst_ok: `%|-%:%`(s, v_moduleinst, C)
     -- if (|lct_lst| = |val_opt_lst|)
     -- (Localval_ok: `%|-%:%`(s, val_opt, lct))*{lct <- lct_lst, val_opt <- val_opt_lst}
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_frame: `%`({LOCALS val_opt_lst, MODULE v_moduleinst})
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS lct_lst, LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -15727,94 +16736,65 @@ rec {
 relation Instr_ok2: `%;%|-%:%`(store, context, instr, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:10.1-12.46
   rule plain{s : store, C : context, v_instr : instr, t_1_lst : valtype*, x_lst : idx*, t_2_lst : valtype*}:
-    `%;%|-%:%`(s, C, v_instr, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- Instr_ok: `%|-%:%`(C, v_instr, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(v_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    `%;%|-%:%`(s, C, v_instr, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- Instr_ok: `%|-%:%`(C, v_instr, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:14.1-16.27
   rule ref{s : store, C : context, v_ref : ref, rt : reftype}:
-    `%;%|-%:%`(s, C, $instr_ref(v_ref), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_reftype(rt)])))
+    `%;%|-%:%`(s, C, $instr_ref(v_ref), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([$valtype_reftype(rt)])))
     -- Ref_ok: `%|-%:%`(s, v_ref, rt)
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_ref: `%`(v_ref)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([$valtype_reftype(rt)])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:18.1-21.68
   rule label{s : store, C : context, v_n : n, instr'_lst : instr*, instr_lst : instr*, t_lst : valtype*, t'_lst : valtype*, x'_lst : idx*, x_lst : idx*}:
-    `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(v_n, instr'_lst, instr_lst), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
-    -- Instrs_ok2: `%;%|-%:%`(s, C, instr'_lst, `%->_%%`_instrtype(`%`_resulttype(t'_lst), x'_lst, `%`_resulttype(t_lst)))
-    -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, `%->_%%`_instrtype(`%`_resulttype([]), x_lst, `%`_resulttype(t_lst)))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`LABEL_%{%}%`_instr(v_n, instr'_lst, instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t'_lst), x'_lst, `%`_resulttype(t_lst)))
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t'_lst)], RETURN ?(), REFS [], RECS []})
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), x_lst, `%`_resulttype(t_lst)))
+    `%;%|-%:%`(s, C, `LABEL_%{%}%`_instr(v_n, instr'_lst, instr_lst), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(t_lst)))
+    -- Instrs_ok2: `%;%|-%:%`(s, C, instr'_lst, mk_instrtype_instrtype(mk_list_resulttype(t'_lst), x'_lst, mk_list_resulttype(t_lst)))
+    -- Instrs_ok2: `%;%|-%:%`(s, {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t'_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype([]), x_lst, mk_list_resulttype(t_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t'_lst), x'_lst, mk_list_resulttype(t_lst)))
+    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t'_lst)], RETURN ?(), REFS [], RECS []})
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype([]), x_lst, mk_list_resulttype(t_lst)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:23.1-26.37
   rule frame{s : store, C : context, v_n : n, f : frame, instr_lst : instr*, t_lst : valtype*, C' : context}:
-    `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(v_n, f, instr_lst), `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
+    `%;%|-%:%`(s, C, `FRAME_%{%}%`_instr(v_n, f, instr_lst), mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(t_lst)))
     -- Frame_ok: `%|-%:%`(s, f, C')
-    -- Expr_ok2: `%;%|-%:%`(s, C', instr_lst, `%`_resulttype(t_lst))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
+    -- Expr_ok2: `%;%|-%:%`(s, C', instr_lst, mk_list_resulttype(t_lst))
     -- wf_context: `%`(C')
-    -- wf_instr: `%`(`FRAME_%{%}%`_instr(v_n, f, instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:28.1-31.52
   rule handler{s : store, C : context, v_n : n, catch_lst : catch*, instr_lst : instr*, t_1_lst : valtype*, t_2_lst : valtype*, x_lst : idx*}:
-    `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(v_n, catch_lst, instr_lst), `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%;%|-%:%`(s, C, `HANDLER_%{%}%`_instr(v_n, catch_lst, instr_lst), mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
     -- (Catch_ok: `%|-%:OK`(C, v_catch))*{v_catch <- catch_lst}
-    -- Instrs_ok2: `%;%|-%:%`(s, C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`HANDLER_%{%}%`_instr(v_n, catch_lst, instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    -- Instrs_ok2: `%;%|-%:%`(s, C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:33.1-35.42
   rule trap{s : store, C : context, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%;%|-%:%`(s, C, TRAP_instr, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Instrtype_ok: `%|-%:OK`(C, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(TRAP_instr)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
+    `%;%|-%:%`(s, C, TRAP_instr, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Instrtype_ok: `%|-%:OK`(C, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:5.1-6.36
 relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:38.1-39.27
   rule empty{s : store, C : context}:
-    `%;%|-%:%`(s, C, [], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([])))
+    `%;%|-%:%`(s, C, [], mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([])))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:41.1-45.86
   rule seq{s : store, C : context, instr_1 : instr, instr_2_lst : instr*, t_1_lst : valtype*, x_1_lst : idx*, x_2_lst : idx*, t_3_lst : valtype*, t_2_lst : valtype*, init_lst : init*, t_lst : valtype*}:
-    `%;%|-%:%`(s, C, [instr_1] ++ instr_2_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst ++ x_2_lst, `%`_resulttype(t_3_lst)))
-    -- Instr_ok2: `%;%|-%:%`(s, C, instr_1, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst, `%`_resulttype(t_2_lst)))
+    `%;%|-%:%`(s, C, [instr_1] ++ instr_2_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst ++ x_2_lst, mk_list_resulttype(t_3_lst)))
+    -- Instr_ok2: `%;%|-%:%`(s, C, instr_1, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst, mk_list_resulttype(t_2_lst)))
     -- if (|init_lst| = |t_lst|)
     -- if (|init_lst| = |x_1_lst|)
     -- (if ($proj_uN_0(x_1).0 < |C.LOCALS_context|))*{x_1 <- x_1_lst}
-    -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = `%%`_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst, x_1 <- x_1_lst}
-    -- if ($with_locals(C, x_1_lst, `%%`_localtype(SET_init, t)*{t <- t_lst}) =/= ?())
-    -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1_lst, `%%`_localtype(SET_init, t)*{t <- t_lst})), instr_2_lst, `%->_%%`_instrtype(`%`_resulttype(t_2_lst), x_2_lst, `%`_resulttype(t_3_lst)))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(instr_1)
-    -- (wf_instr: `%`(instr_2))*{instr_2 <- instr_2_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst ++ x_2_lst, `%`_resulttype(t_3_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_1_lst, `%`_resulttype(t_2_lst)))
-    -- (wf_localtype: `%`(`%%`_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst}
-    -- (wf_localtype: `%`(`%%`_localtype(SET_init, t)))*{t <- t_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_2_lst), x_2_lst, `%`_resulttype(t_3_lst)))
+    -- (if (C.LOCALS_context[$proj_uN_0(x_1).0] = mk_localtype_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst, x_1 <- x_1_lst}
+    -- if ($with_locals(C, x_1_lst, mk_localtype_localtype(SET_init, t)*{t <- t_lst}) =/= ?())
+    -- Instrs_ok2: `%;%|-%:%`(s, !($with_locals(C, x_1_lst, mk_localtype_localtype(SET_init, t)*{t <- t_lst})), instr_2_lst, mk_instrtype_instrtype(mk_list_resulttype(t_2_lst), x_2_lst, mk_list_resulttype(t_3_lst)))
+    -- wf_context: `%`(!($with_locals(C, x_1_lst, mk_localtype_localtype(SET_init, t)*{t <- t_lst})))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_1_lst, mk_list_resulttype(t_2_lst)))
+    -- (wf_localtype: `%`(mk_localtype_localtype(v_init, t)))*{v_init <- init_lst, t <- t_lst}
+    -- (wf_localtype: `%`(mk_localtype_localtype(SET_init, t)))*{t <- t_lst}
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_2_lst), x_2_lst, mk_list_resulttype(t_3_lst)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:47.1-51.33
   rule sub{s : store, C : context, instr_lst : instr*, it' : instrtype, it : instrtype}:
@@ -15822,33 +16802,22 @@ relation Instrs_ok2: `%;%|-%:%`(store, context, instr*, instrtype)
     -- Instrs_ok2: `%;%|-%:%`(s, C, instr_lst, it)
     -- Instrtype_sub: `%|-%<:%`(C, it, it')
     -- Instrtype_ok: `%|-%:OK`(C, it')
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
-    -- wf_instrtype: `%`(it')
     -- wf_instrtype: `%`(it)
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:54.1-57.33
   rule frame{s : store, C : context, instr_lst : instr*, t_lst : valtype*, t_1_lst : valtype*, x_lst : idx*, t_2_lst : valtype*}:
-    `%;%|-%:%`(s, C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_lst ++ t_1_lst), x_lst, `%`_resulttype(t_lst ++ t_2_lst)))
-    -- Instrs_ok2: `%;%|-%:%`(s, C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
-    -- Resulttype_ok: `%|-%:OK`(C, `%`_resulttype(t_lst))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_lst ++ t_1_lst), x_lst, `%`_resulttype(t_lst ++ t_2_lst)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), x_lst, `%`_resulttype(t_2_lst)))
+    `%;%|-%:%`(s, C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_lst ++ t_1_lst), x_lst, mk_list_resulttype(t_lst ++ t_2_lst)))
+    -- Instrs_ok2: `%;%|-%:%`(s, C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
+    -- Resulttype_ok: `%|-%:OK`(C, mk_list_resulttype(t_lst))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), x_lst, mk_list_resulttype(t_2_lst)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:7.1-8.36
 relation Expr_ok2: `%;%|-%:%`(store, context, expr, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:60.1-62.44
   rule mk_Expr_ok2{s : store, C : context, instr_lst : instr*, t_lst : valtype*}:
-    `%;%|-%:%`(s, C, instr_lst, `%`_resulttype(t_lst))
-    -- Instrs_ok2: `%;%|-%:%`(s, C, instr_lst, `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
-    -- wf_store: `%`(s)
-    -- wf_context: `%`(C)
-    -- (wf_instr: `%`(v_instr))*{v_instr <- instr_lst}
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype(t_lst)))
+    `%;%|-%:%`(s, C, instr_lst, mk_list_resulttype(t_lst))
+    -- Instrs_ok2: `%;%|-%:%`(s, C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(t_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype(t_lst)))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15857,46 +16826,38 @@ relation Taginst_ok: `%|-%:%`(store, taginst, tagtype)
   rule mk_Taginst_ok{s : store, jt : tagtype}:
     `%|-%:%`(s, {TYPE jt}, jt)
     -- Tagtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, jt)
-    -- wf_store: `%`(s)
-    -- wf_taginst: `%`({TYPE jt})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Globalinst_ok: `%|-%:%`(store, globalinst, globaltype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Globalinst_ok{s : store, mut_opt : mut?, t : valtype, v_val : val}:
-    `%|-%:%`(s, {TYPE `%%`_globaltype(mut_opt, t), VALUE v_val}, `%%`_globaltype(mut_opt, t))
-    -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%`_globaltype(mut_opt, t))
+    `%|-%:%`(s, {TYPE mk_globaltype_globaltype(mut_opt, t), VALUE v_val}, mk_globaltype_globaltype(mut_opt, t))
+    -- Globaltype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, mk_globaltype_globaltype(mut_opt, t))
     -- Val_ok: `%|-%:%`(s, v_val, t)
-    -- wf_store: `%`(s)
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut_opt, t), VALUE v_val})
-    -- wf_globaltype: `%`(`%%`_globaltype(mut_opt, t))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_globaltype: `%`(mk_globaltype_globaltype(mut_opt, t))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Meminst_ok: `%|-%:%`(store, meminst, memtype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Meminst_ok{s : store, at : addrtype, v_n : n, v_m : m, b_lst : byte*}:
-    `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))), BYTES b_lst}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))))
-    -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))))
+    `%|-%:%`(s, {TYPE `%%PAGE`_memtype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m)))), BYTES b_lst}, `%%PAGE`_memtype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m)))))
+    -- Memtype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%PAGE`_memtype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m)))))
     -- if (|b_lst| = (v_n * (64 * $Ki)))
-    -- wf_store: `%`(s)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))), BYTES b_lst})
-    -- wf_memtype: `%`(`%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_memtype: `%`(`%%PAGE`_memtype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m)))))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Tableinst_ok: `%|-%:%`(store, tableinst, tabletype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Tableinst_ok{s : store, at : addrtype, v_n : n, v_m : m, rt : reftype, ref_lst : ref*}:
-    `%|-%:%`(s, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))), rt), REFS ref_lst}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))), rt))
-    -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))), rt))
+    `%|-%:%`(s, {TYPE mk_tabletype_tabletype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m))), rt), REFS ref_lst}, mk_tabletype_tabletype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m))), rt))
+    -- Tabletype_ok: `%|-%:OK`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []}, mk_tabletype_tabletype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m))), rt))
     -- if (|ref_lst| = v_n)
     -- (Ref_ok: `%|-%:%`(s, v_ref, rt))*{v_ref <- ref_lst}
-    -- wf_store: `%`(s)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))), rt), REFS ref_lst})
-    -- wf_tabletype: `%`(`%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))), rt))
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
+    -- wf_tabletype: `%`(mk_tabletype_tabletype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m))), rt))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
@@ -15907,9 +16868,7 @@ relation Funcinst_ok: `%|-%:%`(store, funcinst, deftype)
     -- Moduleinst_ok: `%|-%:%`(s, v_moduleinst, C)
     -- Func_ok: `%|-%:%`(C, v_func, dt')
     -- Deftype_sub: `%|-%<:%`(C, dt', dt)
-    -- wf_store: `%`(s)
     -- wf_context: `%`(C)
-    -- wf_funcinst: `%`({TYPE dt, MODULE v_moduleinst, CODE $funccode_func(v_func)})
     -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], RETURN ?(), REFS [], RECS []})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -15917,23 +16876,19 @@ relation Structinst_ok: `%|-%:OK`(store, structinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Structinst_ok{s : store, dt : deftype, fv_lst : fieldval*, mut_opt_lst : mut?*, zt_lst : storagetype*}:
     `%|-%:OK`(s, {TYPE dt, FIELDS fv_lst})
-    -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- Expand: `%~~%`(dt, STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
     -- if (|fv_lst| = |zt_lst|)
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- fv_lst, zt <- zt_lst}
-    -- wf_store: `%`(s)
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv_lst})
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Arrayinst_ok: `%|-%:OK`(store, arrayinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Arrayinst_ok{s : store, dt : deftype, fv_lst : fieldval*, mut_opt : mut?, zt : storagetype}:
     `%|-%:OK`(s, {TYPE dt, FIELDS fv_lst})
-    -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`(dt, ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- (Fieldval_ok: `%|-%:%`(s, fv, zt))*{fv <- fv_lst}
-    -- wf_store: `%`(s)
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv_lst})
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Exninst_ok: `%|-%:OK`(store, exninst)
@@ -15942,12 +16897,10 @@ relation Exninst_ok: `%|-%:OK`(store, exninst)
     `%|-%:OK`(s, {TAG ta, FIELDS val_lst})
     -- if (ta < |s.TAGS_store|)
     -- if ($typeuse_deftype(dt) = s.TAGS_store[ta].TYPE_taginst)
-    -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- Expand: `%~~%`(dt, `FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
     -- if (|t_lst| = |val_lst|)
     -- (Val_ok: `%|-%:%`(s, v_val, t))*{t <- t_lst, v_val <- val_lst}
-    -- wf_store: `%`(s)
-    -- wf_exninst: `%`({TAG ta, FIELDS val_lst})
-    -- wf_comptype: `%`(`FUNC%->%`_comptype(`%`_resulttype(t_lst), `%`_resulttype([])))
+    -- wf_comptype: `%`(`FUNC%->%`_comptype(mk_list_resulttype(t_lst), mk_list_resulttype([])))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 rec {
@@ -15959,47 +16912,36 @@ relation ImmutReachable: `%>>_%%`(fieldval, store, fieldval)
     `%>>_%%`(fv_1, s, fv_2)
     -- ImmutReachable: `%>>_%%`(fv_1, s, fv')
     -- ImmutReachable: `%>>_%%`(fv', s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
     -- wf_fieldval: `%`(fv')
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:227.1-230.20
   rule ref_struct{a : addr, s : store, i : nat, ft_lst : fieldtype*, zt : storagetype}:
-    `%>>_%%`(`REF.STRUCT_ADDR`_fieldval(a), s, s.STRUCTS_store[a].FIELDS_structinst[i])
+    `%>>_%%`(REF_STRUCT_ADDR_fieldval(a), s, s.STRUCTS_store[a].FIELDS_structinst[i])
     -- if (i < |s.STRUCTS_store[a].FIELDS_structinst|)
     -- if (a < |s.STRUCTS_store|)
-    -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(`%`_list(ft_lst)))
+    -- Expand: `%~~%`(s.STRUCTS_store[a].TYPE_structinst, STRUCT_comptype(mk_list_list(ft_lst)))
     -- if (i < |ft_lst|)
-    -- if (ft_lst[i] = `%%`_fieldtype(?(), zt))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a))
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(ft_lst)))
-    -- wf_fieldtype: `%`(`%%`_fieldtype(?(), zt))
+    -- if (ft_lst[i] = mk_fieldtype_fieldtype(?(), zt))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(ft_lst)))
+    -- wf_fieldtype: `%`(mk_fieldtype_fieldtype(?(), zt))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:232.1-234.42
   rule ref_array{a : addr, s : store, i : nat, zt : storagetype}:
-    `%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, s.ARRAYS_store[a].FIELDS_arrayinst[i])
+    `%>>_%%`(REF_ARRAY_ADDR_fieldval(a), s, s.ARRAYS_store[a].FIELDS_arrayinst[i])
     -- if (i < |s.ARRAYS_store[a].FIELDS_arrayinst|)
     -- if (a < |s.ARRAYS_store|)
-    -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(`%%`_fieldtype(?(), zt)))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a))
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(?(), zt)))
+    -- Expand: `%~~%`(s.ARRAYS_store[a].TYPE_arrayinst, ARRAY_comptype(mk_fieldtype_fieldtype(?(), zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(?(), zt)))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:236.1-237.44
   rule ref_exn{a : addr, s : store, i : nat}:
-    `%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, $fieldval_val(s.EXNS_store[a].FIELDS_exninst[i]))
+    `%>>_%%`(REF_EXN_ADDR_fieldval(a), s, $fieldval_val(s.EXNS_store[a].FIELDS_exninst[i]))
     -- if (i < |s.EXNS_store[a].FIELDS_exninst|)
     -- if (a < |s.EXNS_store|)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a))
 
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec:239.1-240.28
   rule ref_extern{v_ref : ref, s : store}:
-    `%>>_%%`(`REF.EXTERN`_fieldval(v_ref), s, $fieldval_ref(v_ref))
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(`REF.EXTERN`_fieldval(v_ref))
+    `%>>_%%`(REF_EXTERN_fieldval(v_ref), s, $fieldval_ref(v_ref))
 }
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16017,9 +16959,6 @@ relation NotImmutReachable: `~%>>_%%`(fieldval, store, fieldval)
   rule mk_NotImmutReachable{fv_1 : fieldval, s : store, fv_2 : fieldval}:
     `~%>>_%%`(fv_1, s, fv_2)
     -- if $fun_NotImmutReachable(fv_1, s, fv_2)
-    -- wf_fieldval: `%`(fv_1)
-    -- wf_store: `%`(s)
-    -- wf_fieldval: `%`(fv_2)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Store_ok: `|-%:OK`(store)
@@ -16043,19 +16982,18 @@ relation Store_ok: `|-%:OK`(store)
     -- (Structinst_ok: `%|-%:OK`(s, v_structinst))*{v_structinst <- structinst_lst}
     -- (Arrayinst_ok: `%|-%:OK`(s, v_arrayinst))*{v_arrayinst <- arrayinst_lst}
     -- (Exninst_ok: `%|-%:OK`(s, v_exninst))*{v_exninst <- exninst_lst}
-    -- (NotImmutReachable: `~%>>_%%`(`REF.STRUCT_ADDR`_fieldval(a), s, `REF.STRUCT_ADDR`_fieldval(a)))^(a<|structinst_lst|){}
-    -- (NotImmutReachable: `~%>>_%%`(`REF.ARRAY_ADDR`_fieldval(a), s, `REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst_lst|){}
-    -- (NotImmutReachable: `~%>>_%%`(`REF.EXN_ADDR`_fieldval(a), s, `REF.EXN_ADDR`_fieldval(a)))^(a<|exninst_lst|){}
+    -- (NotImmutReachable: `~%>>_%%`(REF_STRUCT_ADDR_fieldval(a), s, REF_STRUCT_ADDR_fieldval(a)))^(a<|structinst_lst|){}
+    -- (NotImmutReachable: `~%>>_%%`(REF_ARRAY_ADDR_fieldval(a), s, REF_ARRAY_ADDR_fieldval(a)))^(a<|arrayinst_lst|){}
+    -- (NotImmutReachable: `~%>>_%%`(REF_EXN_ADDR_fieldval(a), s, REF_EXN_ADDR_fieldval(a)))^(a<|exninst_lst|){}
     -- if (s = {TAGS taginst_lst, GLOBALS globalinst_lst, MEMS meminst_lst, TABLES tableinst_lst, FUNCS funcinst_lst, DATAS datainst_lst, ELEMS eleminst_lst, STRUCTS structinst_lst, ARRAYS arrayinst_lst, EXNS exninst_lst})
-    -- wf_store: `%`(s)
     -- (wf_typeuse: `%`(v_tagtype))*{v_tagtype <- tagtype_lst}
     -- (wf_globaltype: `%`(v_globaltype))*{v_globaltype <- globaltype_lst}
     -- (wf_memtype: `%`(v_memtype))*{v_memtype <- memtype_lst}
     -- (wf_tabletype: `%`(v_tabletype))*{v_tabletype <- tabletype_lst}
     -- (wf_reftype: `%`(v_elemtype))*{v_elemtype <- elemtype_lst}
-    -- (wf_fieldval: `%`(`REF.STRUCT_ADDR`_fieldval(a)))^(a<|structinst_lst|){}
-    -- (wf_fieldval: `%`(`REF.ARRAY_ADDR`_fieldval(a)))^(a<|arrayinst_lst|){}
-    -- (wf_fieldval: `%`(`REF.EXN_ADDR`_fieldval(a)))^(a<|exninst_lst|){}
+    -- (wf_fieldval: `%`(REF_STRUCT_ADDR_fieldval(a)))^(a<|structinst_lst|){}
+    -- (wf_fieldval: `%`(REF_ARRAY_ADDR_fieldval(a)))^(a<|arrayinst_lst|){}
+    -- (wf_fieldval: `%`(REF_EXN_ADDR_fieldval(a)))^(a<|exninst_lst|){}
     -- wf_store: `%`({TAGS taginst_lst, GLOBALS globalinst_lst, MEMS meminst_lst, TABLES tableinst_lst, FUNCS funcinst_lst, DATAS datainst_lst, ELEMS eleminst_lst, STRUCTS structinst_lst, ARRAYS arrayinst_lst, EXNS exninst_lst})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
@@ -16063,43 +17001,35 @@ relation Extend_taginst: `%<=%`(taginst, taginst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_taginst{jt : tagtype}:
     `%<=%`({TYPE jt}, {TYPE jt})
-    -- wf_taginst: `%`({TYPE jt})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_globalinst: `%<=%`(globalinst, globalinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_globalinst{mut_opt : mut?, t : valtype, v_val : val, val' : val}:
-    `%<=%`({TYPE `%%`_globaltype(mut_opt, t), VALUE v_val}, {TYPE `%%`_globaltype(mut_opt, t), VALUE val'})
+    `%<=%`({TYPE mk_globaltype_globaltype(mut_opt, t), VALUE v_val}, {TYPE mk_globaltype_globaltype(mut_opt, t), VALUE val'})
     -- if ((mut_opt = ?(MUT_mut)) \/ (v_val = val'))
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut_opt, t), VALUE v_val})
-    -- wf_globalinst: `%`({TYPE `%%`_globaltype(mut_opt, t), VALUE val'})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_meminst: `%<=%`(meminst, meminst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_meminst{at : addrtype, v_n : n, v_m : m, b_lst : byte*, n' : n, b'_lst : byte*}:
-    `%<=%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))), BYTES b_lst}, {TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(v_m)))), BYTES b'_lst})
+    `%<=%`({TYPE `%%PAGE`_memtype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m)))), BYTES b_lst}, {TYPE `%%PAGE`_memtype(at, mk_limits_limits(mk_uN_u64(n'), ?(mk_uN_u64(v_m)))), BYTES b'_lst})
     -- if (v_n <= n')
     -- if (|b_lst| <= |b'_lst|)
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))), BYTES b_lst})
-    -- wf_meminst: `%`({TYPE `%%PAGE`_memtype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(v_m)))), BYTES b'_lst})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_tableinst: `%<=%`(tableinst, tableinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_tableinst{at : addrtype, v_n : n, v_m : m, rt : reftype, ref_lst : ref*, n' : n, ref'_lst : ref*}:
-    `%<=%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))), rt), REFS ref_lst}, {TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(v_m))), rt), REFS ref'_lst})
+    `%<=%`({TYPE mk_tabletype_tabletype(at, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m))), rt), REFS ref_lst}, {TYPE mk_tabletype_tabletype(at, mk_limits_limits(mk_uN_u64(n'), ?(mk_uN_u64(v_m))), rt), REFS ref'_lst})
     -- if (v_n <= n')
     -- if (|ref_lst| <= |ref'_lst|)
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))), rt), REFS ref_lst})
-    -- wf_tableinst: `%`({TYPE `%%%`_tabletype(at, `[%..%]`_limits(`%`_u64(n'), ?(`%`_u64(v_m))), rt), REFS ref'_lst})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_funcinst: `%<=%`(funcinst, funcinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_funcinst{dt : deftype, mm : moduleinst, fc : funccode}:
     `%<=%`({TYPE dt, MODULE mm, CODE fc}, {TYPE dt, MODULE mm, CODE fc})
-    -- wf_funcinst: `%`({TYPE dt, MODULE mm, CODE fc})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_datainst: `%<=%`(datainst, datainst)
@@ -16107,8 +17037,6 @@ relation Extend_datainst: `%<=%`(datainst, datainst)
   rule mk_Extend_datainst{b_lst : byte*, b'_lst : byte*}:
     `%<=%`({BYTES b_lst}, {BYTES b'_lst})
     -- if ((b_lst = b'_lst) \/ (b'_lst = []))
-    -- wf_datainst: `%`({BYTES b_lst})
-    -- wf_datainst: `%`({BYTES b'_lst})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_eleminst: `%<=%`(eleminst, eleminst)
@@ -16116,40 +17044,33 @@ relation Extend_eleminst: `%<=%`(eleminst, eleminst)
   rule mk_Extend_eleminst{rt : reftype, ref_lst : ref*, ref'_lst : ref*}:
     `%<=%`({TYPE rt, REFS ref_lst}, {TYPE rt, REFS ref'_lst})
     -- if ((ref_lst = ref'_lst) \/ (ref'_lst = []))
-    -- wf_eleminst: `%`({TYPE rt, REFS ref_lst})
-    -- wf_eleminst: `%`({TYPE rt, REFS ref'_lst})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_structinst: `%<=%`(structinst, structinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_structinst{dt : deftype, fv_lst : fieldval*, fv'_lst : fieldval*, mut_opt_lst : mut?*, zt_lst : storagetype*}:
     `%<=%`({TYPE dt, FIELDS fv_lst}, {TYPE dt, FIELDS fv'_lst})
-    -- Expand: `%~~%`(dt, STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- Expand: `%~~%`(dt, STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
     -- if (|fv_lst| = |fv'_lst|)
     -- if (|fv_lst| = |mut_opt_lst|)
     -- (if ((mut_opt = ?(MUT_mut)) \/ (fv = fv')))*{fv <- fv_lst, fv' <- fv'_lst, mut_opt <- mut_opt_lst}
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv_lst})
-    -- wf_structinst: `%`({TYPE dt, FIELDS fv'_lst})
-    -- wf_comptype: `%`(STRUCT_comptype(`%`_list(`%%`_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
+    -- wf_comptype: `%`(STRUCT_comptype(mk_list_list(mk_fieldtype_fieldtype(mut_opt, zt)*{mut_opt <- mut_opt_lst, zt <- zt_lst})))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_arrayinst: `%<=%`(arrayinst, arrayinst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_arrayinst{dt : deftype, fv_lst : fieldval*, fv'_lst : fieldval*, mut_opt : mut?, zt : storagetype}:
     `%<=%`({TYPE dt, FIELDS fv_lst}, {TYPE dt, FIELDS fv'_lst})
-    -- Expand: `%~~%`(dt, ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- Expand: `%~~%`(dt, ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
     -- if (|fv_lst| = |fv'_lst|)
     -- (if ((mut_opt = ?(MUT_mut)) \/ (fv = fv')))*{fv <- fv_lst, fv' <- fv'_lst}
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv_lst})
-    -- wf_arrayinst: `%`({TYPE dt, FIELDS fv'_lst})
-    -- wf_comptype: `%`(ARRAY_comptype(`%%`_fieldtype(mut_opt, zt)))
+    -- wf_comptype: `%`(ARRAY_comptype(mk_fieldtype_fieldtype(mut_opt, zt)))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_exninst: `%<=%`(exninst, exninst)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Extend_exninst{ta : tagaddr, val_lst : val*}:
     `%<=%`({TAG ta, FIELDS val_lst}, {TAG ta, FIELDS val_lst})
-    -- wf_exninst: `%`({TAG ta, FIELDS val_lst})
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Extend_store: `%<=%`(store, store)
@@ -16186,29 +17107,24 @@ relation Extend_store: `%<=%`(store, store)
     -- (if (a < |s.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (if (a < |s'.EXNS_store|))^(a<|s.EXNS_store|){}
     -- (Extend_exninst: `%<=%`(s.EXNS_store[a], s'.EXNS_store[a]))^(a<|s.EXNS_store|){}
-    -- wf_store: `%`(s)
-    -- wf_store: `%`(s')
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation State_ok: `|-%:%`(state, context)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_State_ok{s : store, f : frame, C : context}:
-    `|-%:%`(`%;%`_state(s, f), C)
+    `|-%:%`(mk_state_state(s, f), C)
     -- Store_ok: `|-%:OK`(s)
     -- Frame_ok: `%|-%:%`(s, f, C)
-    -- wf_context: `%`(C)
-    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
 relation Config_ok: `|-%:OK`(config)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
   rule mk_Config_ok{z : state, instr_lst : instr*, C : context, t_lst : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr_lst))
+    `|-%:OK`(mk_config_config(z, instr_lst))
     -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr_lst, `%`_resulttype(t_lst))
+    -- Expr_ok: `%|-%:%`(C, instr_lst, mk_list_resulttype(t_lst))
     -- wf_context: `%`(C)
     -- (wf_valtype: `%`(t))*{t <- t_lst}
-    -- wf_config: `%`(`%;%`_config(z, instr_lst))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
@@ -16268,30 +17184,22 @@ rec {
 relation NotationTypingInstrScheme: `%|-%:%`(context, instr*, instrtype)
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:22.1-23.38
   rule i32_add{C : context}:
-    `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], `%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn)))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([I32_valtype I32_valtype]), [], `%`_resulttype([I32_valtype])))
+    `%|-%:%`(C, [BINOP_instr(I32_numtype, mk_binop__0_binop_(I32_Inn, ADD_binop_Inn))], mk_instrtype_instrtype(mk_list_resulttype([I32_valtype I32_valtype]), [], mk_list_resulttype([I32_valtype])))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:25.1-27.29
   rule global_get{C : context, x : idx, t : valtype, v_mut : mut}:
-    `%|-%:%`(C, [`GLOBAL.GET`_instr(x)], `%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
+    `%|-%:%`(C, [GLOBAL_GET_instr(x)], mk_instrtype_instrtype(mk_list_resulttype([]), [], mk_list_resulttype([t])))
     -- if ($proj_uN_0(x).0 < |C.GLOBALS_context|)
-    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = `%%`_globaltype(?(v_mut), t))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(`GLOBAL.GET`_instr(x))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype([]), [], `%`_resulttype([t])))
-    -- wf_globaltype: `%`(`%%`_globaltype(?(v_mut), t))
+    -- if (C.GLOBALS_context[$proj_uN_0(x).0] = mk_globaltype_globaltype(?(v_mut), t))
+    -- wf_globaltype: `%`(mk_globaltype_globaltype(?(v_mut), t))
 
   ;; ../../../../specification/wasm-3.0/X.2-notation.typing.spectec:29.1-32.78
   rule block{C : context, v_blocktype : blocktype, instr_lst : instr*, t_1_lst : valtype*, t_2_lst : valtype*}:
-    `%|-%:%`(C, [BLOCK_instr(v_blocktype, instr_lst)], `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- Blocktype_ok: `%|-%:%`(C, v_blocktype, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, `%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`(C)
-    -- wf_instr: `%`(BLOCK_instr(v_blocktype, instr_lst))
-    -- wf_instrtype: `%`(`%->_%%`_instrtype(`%`_resulttype(t_1_lst), [], `%`_resulttype(t_2_lst)))
-    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [`%`_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
+    `%|-%:%`(C, [BLOCK_instr(v_blocktype, instr_lst)], mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- Blocktype_ok: `%|-%:%`(C, v_blocktype, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- NotationTypingInstrScheme: `%|-%:%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []} +++ C, instr_lst, mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_instrtype: `%`(mk_instrtype_instrtype(mk_list_resulttype(t_1_lst), [], mk_list_resulttype(t_2_lst)))
+    -- wf_context: `%`({TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [mk_list_resulttype(t_2_lst)], RETURN ?(), REFS [], RECS []})
 }
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
@@ -16299,27 +17207,26 @@ relation NotationReduct: `~>%`(instr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule r_2{q_1 : num_, q_4 : num_, q_3 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_4) CONST_instr(F64_numtype, q_3) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_4))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_3))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, ADD_binop_Fnn)))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule r_3{q_1 : num_, q_5 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_1) CONST_instr(F64_numtype, q_5) BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn))])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_1))
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_5))
-    -- wf_instr: `%`(BINOP_instr(F64_numtype, mk_binop__1_binop_(F64_Fnn, MUL_binop_Fnn)))
 
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
   rule r_4{q_6 : num_}:
     `~>%`([CONST_instr(F64_numtype, q_6)])
-    -- wf_instr: `%`(CONST_instr(F64_numtype, q_6))
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 def $instrdots : instr*
 
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation instrdots_is_wf: `%`(ret_val : instr*)
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule instrdots_is_wf0{ret_val : instr*}:
+    `%`(ret_val)
+    -- if (ret_val = $instrdots)
+    -- (wf_instr: `%`(ret_val))*{ret_val <- ret_val}
+
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 syntax label = 
   | `LABEL_%{%}`(v_n : n, instr_lst : instr*)
@@ -16343,36 +17250,60 @@ relation wf_callframe: `%`(callframe)
     -- wf_frame: `%`(v_frame)
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
-def $allocX(syntax X, syntax Y, v_store : store, X_0 : X, Y_0 : Y) : (store, addr)
+def $allocX(syntax v_X, syntax Y, v_store : store, v_X_0 : v_X, Y_0 : Y) : (store, addr)
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+relation allocX_is_wf(syntax v_X, syntax Y): `%%%%`(v_store : store, X_0 : v_X, Y_0 : Y, ret_val : (store, addr))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+  rule allocX_is_wf0{syntax v_X, syntax Y, v_store : store, X_0 : v_X, Y_0 : Y, ret_val : (store, addr)}:
+    `%%%%`(v_store, X_0, Y_0, ret_val)
+    -- wf_store: `%`(v_store)
+    -- if (ret_val = $allocX(syntax v_X, syntax Y, v_store, X_0, Y_0))
+    -- wf_store: `%`(ret_val.0)
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.1-32.117
-def $allocXs(syntax X, syntax Y, v_store : store, var_0 : X*, var_1 : Y*) : (store, addr*)
+def $allocXs(syntax v_X, syntax Y, v_store : store, var_0 : v_X*, var_1 : Y*) : (store, addr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:33.1-33.57
-  def $allocXs{syntax X, syntax Y, s : store}(syntax X, syntax Y, s, [], []) = (s, [])
+  def $allocXs{syntax v_X, syntax Y, s : store}(syntax v_X, syntax Y, s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:34.1-36.65
-  def $allocXs{syntax X, syntax Y, s : store, X : X, X'_lst : X*, Y : Y, Y'_lst : Y*}(syntax X, syntax Y, s, [X] ++ X'_lst, [Y] ++ Y'_lst) = (s_2, [a] ++ a'_lst)
-    -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax X, syntax Y, s, X, Y)
-    -- let{s_2 : store, a'_lst : addr*} (s_2, a'_lst) = $allocXs(syntax X, syntax Y, s_1, X'_lst, Y'_lst)
+  def $allocXs{syntax v_X, syntax Y, s : store, v_X : v_X, X'_lst : v_X*, Y : Y, Y'_lst : Y*}(syntax v_X, syntax Y, s, [v_X] ++ X'_lst, [Y] ++ Y'_lst) = (s_2, [a] ++ a'_lst)
+    -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax v_X, syntax Y, s, v_X, Y)
+    -- let{s_2 : store, a'_lst : addr*} (s_2, a'_lst) = $allocXs(syntax v_X, syntax Y, s_1, X'_lst, Y'_lst)
+    -- wf_store: `%`($allocX(syntax v_X, syntax Y, s, v_X, Y).0)
+    -- wf_store: `%`($allocXs(syntax v_X, syntax Y, s_1, X'_lst, Y'_lst).0)
+}
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
+rec {
+
+;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+relation allocXs_is_wf(syntax v_X, syntax Y): `%%%%`(v_store : store, var_0 : v_X*, var_1 : Y*, ret_val : (store, addr*))
+  ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
+  rule allocXs_is_wf0{syntax v_X, syntax Y, v_store : store, var_0 : v_X*, var_1 : Y*, ret_val : (store, addr*)}:
+    `%%%%`(v_store, var_0, var_1, ret_val)
+    -- wf_store: `%`(v_store)
+    -- if (ret_val = $allocXs(syntax v_X, syntax Y, v_store, var_0, var_1))
+    -- wf_store: `%`(ret_val.0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
 syntax symdots = 
-  | `%`(i : nat)
+  | mk_symdots(i : nat)
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
 relation wf_symdots: `%`(symdots)
   ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
   rule symdots_case_0{i : nat}:
-    `%`(`%`_symdots(i))
+    `%`(mk_symdots_symdots(i))
     -- if (i = 0)
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
-def $var(syntax X) : nat
+def $var(syntax v_X) : nat
   ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
-  def $var{syntax X}(syntax X) = 0
+  def $var{syntax v_X}(syntax v_X) = 0
 
 ;; ../../../../specification/wasm-3.0/X.5-notation.text.spectec
 syntax abbreviated = ()
@@ -16386,7 +17317,7 @@ syntax syntax = ()
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
 grammar Bbyte : byte
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x00 | ... | 0xFF) => `%`_byte(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x00 | ... | 0xFF) => mk_byte_byte(`<implicit_prod_result>`)
 
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
 rec {
@@ -16394,10 +17325,10 @@ rec {
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:9.1-11.82
 grammar BuN(v_N : N) : uN
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:10.5-10.83
-  prod{v_n : n} `%`_byte(v_n):Bbyte => `%`_uN(v_n)
+  prod{v_n : n} mk_byte_byte(v_n):Bbyte => mk_uN_uN(v_n)
     -- if ((v_n < (2 ^ 7)) /\ (v_n < (2 ^ v_N)))
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:11.5-11.82
-  prod{v_m : m, v_n : n} {{`%`_byte(v_n):Bbyte} {`%`_uN(v_m):BuN((((v_N : nat <:> int) - (7 : nat <:> int)) : int <:> nat))}} => `%`_uN((((2 ^ 7) * v_m) + (((v_n : nat <:> int) - ((2 ^ 7) : nat <:> int)) : int <:> nat)))
+  prod{v_m : m, v_n : n} {{mk_byte_byte(v_n):Bbyte} {mk_uN_uN(v_m):BuN((((v_N : nat <:> int) - (7 : nat <:> int)) : int <:> nat))}} => mk_uN_uN((((2 ^ 7) * v_m) + (((v_n : nat <:> int) - ((2 ^ 7) : nat <:> int)) : int <:> nat)))
     -- if ((v_n >= (2 ^ 7)) /\ (v_N > 7))
 }
 
@@ -16407,20 +17338,20 @@ rec {
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:13.1-16.82
 grammar BsN(v_N : N) : sN
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:14.5-14.87
-  prod{v_n : n} `%`_byte(v_n):Bbyte => `%`_sN((v_n : nat <:> int))
+  prod{v_n : n} mk_byte_byte(v_n):Bbyte => mk_sN_sN((v_n : nat <:> int))
     -- if ((v_n < (2 ^ 6)) /\ (v_n < (2 ^ (((v_N : nat <:> int) - (1 : nat <:> int)) : int <:> nat))))
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:15.5-15.101
-  prod{v_n : n} `%`_byte(v_n):Bbyte => `%`_sN(((v_n : nat <:> int) - ((2 ^ 7) : nat <:> int)))
+  prod{v_n : n} mk_byte_byte(v_n):Bbyte => mk_sN_sN(((v_n : nat <:> int) - ((2 ^ 7) : nat <:> int)))
     -- if ((((2 ^ 6) <= v_n) /\ (v_n < (2 ^ 7))) /\ ((v_n : nat <:> int) >= (((2 ^ 7) : nat <:> int) - ((2 ^ (((v_N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> int))))
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec:16.5-16.82
-  prod{i : sN, v_n : n} {{`%`_byte(v_n):Bbyte} {i:BsN((((v_N : nat <:> int) - (7 : nat <:> int)) : int <:> nat))}} => `%`_sN(((((2 ^ 7) * ($proj_sN_0(i).0 : int <:> nat)) + (((v_n : nat <:> int) - ((2 ^ 7) : nat <:> int)) : int <:> nat)) : nat <:> int))
+  prod{i : sN, v_n : n} {{mk_byte_byte(v_n):Bbyte} {i:BsN((((v_N : nat <:> int) - (7 : nat <:> int)) : int <:> nat))}} => mk_sN_sN(((((2 ^ 7) * ($proj_sN_0(i).0 : int <:> nat)) + (((v_n : nat <:> int) - ((2 ^ 7) : nat <:> int)) : int <:> nat)) : nat <:> int))
     -- if ((v_n >= (2 ^ 7)) /\ (v_N > 7))
 }
 
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
 grammar BiN(v_N : N) : iN
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
-  prod{i : sN} i:BsN(v_N) => `%`_iN($inv_signed_(v_N, $proj_sN_0(i).0))
+  prod{i : sN} i:BsN(v_N) => mk_uN_iN($inv_signed_(v_N, $proj_sN_0(i).0))
 
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
 grammar BfN(v_N : N) : fN
@@ -16465,7 +17396,7 @@ grammar Bf64 : f64
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
 grammar Blist(syntax el, grammar BX : el) : el*
   ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
-  prod{v_n : n, el_lst : el*} {{`%`_u32(v_n):Bu32} {el:BX^v_n{el <- el_lst}}} => el_lst
+  prod{v_n : n, el_lst : el*} {{mk_uN_u32(v_n):Bu32} {el:BX^v_n{el <- el_lst}}} => el_lst
 
 ;; ../../../../specification/wasm-3.0/5.1-binary.values.spectec
 grammar Bname : name
@@ -16613,7 +17544,7 @@ grammar Bvaltype : valtype
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bresulttype : resulttype
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{t_lst : valtype*} t_lst:Blist(syntax valtype, grammar Bvaltype) => `%`_resulttype(t_lst)
+  prod{t_lst : valtype*} t_lst:Blist(syntax valtype, grammar Bvaltype) => mk_list_resulttype(t_lst)
 
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bmut : mut?
@@ -16639,16 +17570,16 @@ grammar Bstoragetype : storagetype
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bfieldtype : fieldtype
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{mut_opt : mut?, zt : storagetype} {{zt:Bstoragetype} {mut_opt:Bmut}} => `%%`_fieldtype(mut_opt, zt)
+  prod{mut_opt : mut?, zt : storagetype} {{zt:Bstoragetype} {mut_opt:Bmut}} => mk_fieldtype_fieldtype(mut_opt, zt)
 
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bcomptype : comptype
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
   prod{ft : fieldtype} {{0x5E} {ft:Bfieldtype}} => ARRAY_comptype(ft)
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{ft_lst : fieldtype*} {{0x5F} {ft_lst:Blist(syntax fieldtype, grammar Bfieldtype)}} => STRUCT_comptype(`%`_list(ft_lst))
+  prod{ft_lst : fieldtype*} {{0x5F} {ft_lst:Blist(syntax fieldtype, grammar Bfieldtype)}} => STRUCT_comptype(mk_list_list(ft_lst))
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{t_1_lst : valtype*, t_2_lst : valtype*} {{0x60} {`%`_resulttype(t_1_lst):Bresulttype} {`%`_resulttype(t_2_lst):Bresulttype}} => `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst))
+  prod{t_1_lst : valtype*, t_2_lst : valtype*} {{0x60} {mk_list_resulttype(t_1_lst):Bresulttype} {mk_list_resulttype(t_2_lst):Bresulttype}} => `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst))
 
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bsubtype : subtype
@@ -16662,20 +17593,20 @@ grammar Bsubtype : subtype
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Brectype : rectype
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{st_lst : subtype*} {{0x4E} {st_lst:Blist(syntax subtype, grammar Bsubtype)}} => REC_rectype(`%`_list(st_lst))
+  prod{st_lst : subtype*} {{0x4E} {st_lst:Blist(syntax subtype, grammar Bsubtype)}} => REC_rectype(mk_list_list(st_lst))
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{st : subtype} st:Bsubtype => REC_rectype(`%`_list([st]))
+  prod{st : subtype} st:Bsubtype => REC_rectype(mk_list_list([st]))
 
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Blimits : (addrtype, limits)
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{v_n : n} {{0x00} {`%`_u64(v_n):Bu64}} => (I32_addrtype, `[%..%]`_limits(`%`_u64(v_n), ?()))
+  prod{v_n : n} {{0x00} {mk_uN_u64(v_n):Bu64}} => (I32_addrtype, mk_limits_limits(mk_uN_u64(v_n), ?()))
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{v_n : n, v_m : m} {{0x01} {`%`_u64(v_n):Bu64} {`%`_u64(v_m):Bu64}} => (I32_addrtype, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))))
+  prod{v_n : n, v_m : m} {{0x01} {mk_uN_u64(v_n):Bu64} {mk_uN_u64(v_m):Bu64}} => (I32_addrtype, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m))))
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{v_n : n} {{0x04} {`%`_u64(v_n):Bu64}} => (I64_addrtype, `[%..%]`_limits(`%`_u64(v_n), ?()))
+  prod{v_n : n} {{0x04} {mk_uN_u64(v_n):Bu64}} => (I64_addrtype, mk_limits_limits(mk_uN_u64(v_n), ?()))
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{v_n : n, v_m : m} {{0x05} {`%`_u64(v_n):Bu64} {`%`_u64(v_m):Bu64}} => (I64_addrtype, `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m))))
+  prod{v_n : n, v_m : m} {{0x05} {mk_uN_u64(v_n):Bu64} {mk_uN_u64(v_m):Bu64}} => (I64_addrtype, mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m))))
 
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Btagtype : tagtype
@@ -16685,7 +17616,7 @@ grammar Btagtype : tagtype
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bglobaltype : globaltype
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{mut_opt : mut?, t : valtype} {{t:Bvaltype} {mut_opt:Bmut}} => `%%`_globaltype(mut_opt, t)
+  prod{mut_opt : mut?, t : valtype} {{t:Bvaltype} {mut_opt:Bmut}} => mk_globaltype_globaltype(mut_opt, t)
 
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bmemtype : memtype
@@ -16695,7 +17626,7 @@ grammar Bmemtype : memtype
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Btabletype : tabletype
   ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
-  prod{at : addrtype, lim : limits, rt : reftype} {{rt:Breftype} {(at, lim):Blimits}} => `%%%`_tabletype(at, lim, rt)
+  prod{at : addrtype, lim : limits, rt : reftype} {{rt:Breftype} {(at, lim):Blimits}} => mk_tabletype_tabletype(at, lim, rt)
 
 ;; ../../../../specification/wasm-3.0/5.2-binary.types.spectec
 grammar Bexterntype : externtype
@@ -16728,7 +17659,7 @@ grammar Bblocktype : blocktype
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
   prod{t : valtype} t:Bvaltype => _RESULT_blocktype(?(t))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
-  prod{i : s33} i:Bs33 => _IDX_blocktype(`%`_typeidx(($proj_sN_0(i).0 : int <:> nat)))
+  prod{i : s33} i:Bs33 => _IDX_blocktype(mk_uN_typeidx(($proj_sN_0(i).0 : int <:> nat)))
     -- if ($proj_sN_0(i).0 >= (0 : nat <:> int))
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
@@ -16745,16 +17676,16 @@ grammar Bcatch : catch
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 grammar Bmemarg : memidxop
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
-  prod{v_n : n, v_m : m} {{`%`_u32(v_n):Bu32} {`%`_u64(v_m):Bu64}} => (`%`_memidx(0), {ALIGN `%`_u32(v_n), OFFSET `%`_u64(v_m)})
+  prod{v_n : n, v_m : m} {{mk_uN_u32(v_n):Bu32} {mk_uN_u64(v_m):Bu64}} => (mk_uN_memidx(0), {ALIGN mk_uN_u32(v_n), OFFSET mk_uN_u64(v_m)})
     -- if (v_n < (2 ^ 6))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
-  prod{x : idx, v_n : n, v_m : m} {{`%`_u32(v_n):Bu32} {x:Bmemidx} {`%`_u64(v_m):Bu64}} => (x, {ALIGN `%`_u32((((v_n : nat <:> int) - ((2 ^ 6) : nat <:> int)) : int <:> nat)), OFFSET `%`_u64(v_m)})
+  prod{x : idx, v_n : n, v_m : m} {{mk_uN_u32(v_n):Bu32} {x:Bmemidx} {mk_uN_u64(v_m):Bu64}} => (x, {ALIGN mk_uN_u32((((v_n : nat <:> int) - ((2 ^ 6) : nat <:> int)) : int <:> nat)), OFFSET mk_uN_u64(v_m)})
     -- if (((2 ^ 6) <= v_n) /\ (v_n < (2 ^ 7)))
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 grammar Blaneidx : laneidx
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
-  prod{l : labelidx} `%`_byte($proj_uN_0(l).0):Bbyte => `%`_laneidx($proj_uN_0(l).0)
+  prod{l : labelidx} mk_byte_byte($proj_uN_0(l).0):Bbyte => mk_uN_laneidx($proj_uN_0(l).0)
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
 rec {
@@ -16804,41 +17735,41 @@ grammar Binstr : instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:51.5-51.48
   prod{x : idx} {{0x15} {x:Btypeidx}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:52.5-52.81
-  prod{bt : blocktype, c_lst : catch*, in_lst : instr*} {{0x1F} {bt:Bblocktype} {c_lst:Blist(syntax catch, grammar Bcatch)} {in:Binstr*{in <- in_lst}} {0x0B}} => TRY_TABLE_instr(bt, `%`_list(c_lst), in_lst)
+  prod{bt : blocktype, c_lst : catch*, in_lst : instr*} {{0x1F} {bt:Bblocktype} {c_lst:Blist(syntax catch, grammar Bcatch)} {in:Binstr*{in <- in_lst}} {0x0B}} => TRY_TABLE_instr(bt, mk_list_list(c_lst), in_lst)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:53.5-53.37
   prod{l : labelidx} {{0xD5} {l:Blabelidx}} => BR_ON_NULL_instr(l)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:54.5-54.41
   prod{l : labelidx} {{0xD6} {l:Blabelidx}} => BR_ON_NON_NULL_instr(l)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:55.5-56.100
-  prod{l : labelidx, null_1_opt : null?, ht_1 : heaptype, null_2_opt : null?, ht_2 : heaptype} {{0xFB} {`%`_u32(24):Bu32} {(null_1_opt, null_2_opt):Bcastop} {l:Blabelidx} {ht_1:Bheaptype} {ht_2:Bheaptype}} => BR_ON_CAST_instr(l, REF_reftype(null_1_opt, ht_1), REF_reftype(null_2_opt, ht_2))
+  prod{l : labelidx, null_1_opt : null?, ht_1 : heaptype, null_2_opt : null?, ht_2 : heaptype} {{0xFB} {mk_uN_u32(24):Bu32} {(null_1_opt, null_2_opt):Bcastop} {l:Blabelidx} {ht_1:Bheaptype} {ht_2:Bheaptype}} => BR_ON_CAST_instr(l, REF_reftype(null_1_opt, ht_1), REF_reftype(null_2_opt, ht_2))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:57.5-58.105
-  prod{l : labelidx, null_1_opt : null?, ht_1 : heaptype, null_2_opt : null?, ht_2 : heaptype} {{0xFB} {`%`_u32(25):Bu32} {(null_1_opt, null_2_opt):Bcastop} {l:Blabelidx} {ht_1:Bheaptype} {ht_2:Bheaptype}} => BR_ON_CAST_FAIL_instr(l, REF_reftype(null_1_opt, ht_1), REF_reftype(null_2_opt, ht_2))
+  prod{l : labelidx, null_1_opt : null?, ht_1 : heaptype, null_2_opt : null?, ht_2 : heaptype} {{0xFB} {mk_uN_u32(25):Bu32} {(null_1_opt, null_2_opt):Bcastop} {l:Blabelidx} {ht_1:Bheaptype} {ht_2:Bheaptype}} => BR_ON_CAST_FAIL_instr(l, REF_reftype(null_1_opt, ht_1), REF_reftype(null_2_opt, ht_2))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:71.5-71.36
-  prod{x : idx} {{0x20} {x:Blocalidx}} => `LOCAL.GET`_instr(x)
+  prod{x : idx} {{0x20} {x:Blocalidx}} => LOCAL_GET_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:72.5-72.36
-  prod{x : idx} {{0x21} {x:Blocalidx}} => `LOCAL.SET`_instr(x)
+  prod{x : idx} {{0x21} {x:Blocalidx}} => LOCAL_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:73.5-73.36
-  prod{x : idx} {{0x22} {x:Blocalidx}} => `LOCAL.TEE`_instr(x)
+  prod{x : idx} {{0x22} {x:Blocalidx}} => LOCAL_TEE_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:77.5-77.38
-  prod{x : idx} {{0x23} {x:Bglobalidx}} => `GLOBAL.GET`_instr(x)
+  prod{x : idx} {{0x23} {x:Bglobalidx}} => GLOBAL_GET_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:78.5-78.38
-  prod{x : idx} {{0x24} {x:Bglobalidx}} => `GLOBAL.SET`_instr(x)
+  prod{x : idx} {{0x24} {x:Bglobalidx}} => GLOBAL_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:85.5-85.36
-  prod{x : idx} {{0x25} {x:Btableidx}} => `TABLE.GET`_instr(x)
+  prod{x : idx} {{0x25} {x:Btableidx}} => TABLE_GET_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:86.5-86.36
-  prod{x : idx} {{0x26} {x:Btableidx}} => `TABLE.SET`_instr(x)
+  prod{x : idx} {{0x26} {x:Btableidx}} => TABLE_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:87.5-87.58
-  prod{x : idx, y : idx} {{0xFC} {`%`_u32(12):Bu32} {y:Belemidx} {x:Btableidx}} => `TABLE.INIT`_instr(x, y)
+  prod{x : idx, y : idx} {{0xFC} {mk_uN_u32(12):Bu32} {y:Belemidx} {x:Btableidx}} => TABLE_INIT_instr(x, y)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:88.5-88.43
-  prod{x : idx} {{0xFC} {`%`_u32(13):Bu32} {x:Belemidx}} => `ELEM.DROP`_instr(x)
+  prod{x : idx} {{0xFC} {mk_uN_u32(13):Bu32} {x:Belemidx}} => ELEM_DROP_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:89.5-89.67
-  prod{x_1 : idx, x_2 : idx} {{0xFC} {`%`_u32(14):Bu32} {x_1:Btableidx} {x_2:Btableidx}} => `TABLE.COPY`_instr(x_1, x_2)
+  prod{x_1 : idx, x_2 : idx} {{0xFC} {mk_uN_u32(14):Bu32} {x_1:Btableidx} {x_2:Btableidx}} => TABLE_COPY_instr(x_1, x_2)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:90.5-90.45
-  prod{x : idx} {{0xFC} {`%`_u32(15):Bu32} {x:Btableidx}} => `TABLE.GROW`_instr(x)
+  prod{x : idx} {{0xFC} {mk_uN_u32(15):Bu32} {x:Btableidx}} => TABLE_GROW_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:91.5-91.45
-  prod{x : idx} {{0xFC} {`%`_u32(16):Bu32} {x:Btableidx}} => `TABLE.SIZE`_instr(x)
+  prod{x : idx} {{0xFC} {mk_uN_u32(16):Bu32} {x:Btableidx}} => TABLE_SIZE_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:92.5-92.45
-  prod{x : idx} {{0xFC} {`%`_u32(17):Bu32} {x:Btableidx}} => `TABLE.FILL`_instr(x)
+  prod{x : idx} {{0xFC} {mk_uN_u32(17):Bu32} {x:Btableidx}} => TABLE_FILL_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:105.5-105.41
   prod{x : idx, ao : memarg} {{0x28} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:106.5-106.41
@@ -16848,25 +17779,25 @@ grammar Binstr : instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:108.5-108.41
   prod{x : idx, ao : memarg} {{0x2B} {(x, ao):Bmemarg}} => LOAD_instr(F64_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:109.5-109.50
-  prod{x : idx, ao : memarg} {{0x2C} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x2C} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:110.5-110.50
-  prod{x : idx, ao : memarg} {{0x2D} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x2D} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:111.5-111.51
-  prod{x : idx, ao : memarg} {{0x2E} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(16), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x2E} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:112.5-112.51
-  prod{x : idx, ao : memarg} {{0x2F} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(16), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x2F} {(x, ao):Bmemarg}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:113.5-113.50
-  prod{x : idx, ao : memarg} {{0x30} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(8), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x30} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:114.5-114.50
-  prod{x : idx, ao : memarg} {{0x31} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x31} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:115.5-115.51
-  prod{x : idx, ao : memarg} {{0x32} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(16), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x32} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:116.5-116.51
-  prod{x : idx, ao : memarg} {{0x33} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(16), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x33} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:117.5-117.51
-  prod{x : idx, ao : memarg} {{0x34} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(32), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x34} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(32), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:118.5-118.51
-  prod{x : idx, ao : memarg} {{0x35} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(32), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{0x35} {(x, ao):Bmemarg}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(32), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:119.5-119.42
   prod{x : idx, ao : memarg} {{0x36} {(x, ao):Bmemarg}} => STORE_instr(I32_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:120.5-120.42
@@ -16876,95 +17807,95 @@ grammar Binstr : instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:122.5-122.42
   prod{x : idx, ao : memarg} {{0x39} {(x, ao):Bmemarg}} => STORE_instr(F64_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:123.5-123.45
-  prod{x : idx, ao : memarg} {{0x3A} {(x, ao):Bmemarg}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, ao)
+  prod{x : idx, ao : memarg} {{0x3A} {(x, ao):Bmemarg}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:124.5-124.46
-  prod{x : idx, ao : memarg} {{0x3B} {(x, ao):Bmemarg}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(16)))), x, ao)
+  prod{x : idx, ao : memarg} {{0x3B} {(x, ao):Bmemarg}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(16)))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:125.5-125.45
-  prod{x : idx, ao : memarg} {{0x3C} {(x, ao):Bmemarg}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, ao)
+  prod{x : idx, ao : memarg} {{0x3C} {(x, ao):Bmemarg}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:126.5-126.46
-  prod{x : idx, ao : memarg} {{0x3D} {(x, ao):Bmemarg}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, `%`_storeop_Inn(`%`_sz(16)))), x, ao)
+  prod{x : idx, ao : memarg} {{0x3D} {(x, ao):Bmemarg}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(16)))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:127.5-127.46
-  prod{x : idx, ao : memarg} {{0x3E} {(x, ao):Bmemarg}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, `%`_storeop_Inn(`%`_sz(32)))), x, ao)
+  prod{x : idx, ao : memarg} {{0x3E} {(x, ao):Bmemarg}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(32)))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:128.5-128.36
-  prod{x : idx} {{0x3F} {x:Bmemidx}} => `MEMORY.SIZE`_instr(x)
+  prod{x : idx} {{0x3F} {x:Bmemidx}} => MEMORY_SIZE_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:129.5-129.36
-  prod{x : idx} {{0x40} {x:Bmemidx}} => `MEMORY.GROW`_instr(x)
+  prod{x : idx} {{0x40} {x:Bmemidx}} => MEMORY_GROW_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:130.5-130.56
-  prod{x : idx, y : idx} {{0xFC} {`%`_u32(8):Bu32} {y:Bdataidx} {x:Bmemidx}} => `MEMORY.INIT`_instr(x, y)
+  prod{x : idx, y : idx} {{0xFC} {mk_uN_u32(8):Bu32} {y:Bdataidx} {x:Bmemidx}} => MEMORY_INIT_instr(x, y)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:131.5-131.42
-  prod{x : idx} {{0xFC} {`%`_u32(9):Bu32} {x:Bdataidx}} => `DATA.DROP`_instr(x)
+  prod{x : idx} {{0xFC} {mk_uN_u32(9):Bu32} {x:Bdataidx}} => DATA_DROP_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:132.5-132.64
-  prod{x_1 : idx, x_2 : idx} {{0xFC} {`%`_u32(10):Bu32} {x_1:Bmemidx} {x_2:Bmemidx}} => `MEMORY.COPY`_instr(x_1, x_2)
+  prod{x_1 : idx, x_2 : idx} {{0xFC} {mk_uN_u32(10):Bu32} {x_1:Bmemidx} {x_2:Bmemidx}} => MEMORY_COPY_instr(x_1, x_2)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:133.5-133.44
-  prod{x : idx} {{0xFC} {`%`_u32(11):Bu32} {x:Bmemidx}} => `MEMORY.FILL`_instr(x)
+  prod{x : idx} {{0xFC} {mk_uN_u32(11):Bu32} {x:Bmemidx}} => MEMORY_FILL_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:140.5-140.37
-  prod{ht : heaptype} {{0xD0} {ht:Bheaptype}} => `REF.NULL`_instr(ht)
+  prod{ht : heaptype} {{0xD0} {ht:Bheaptype}} => REF_NULL_instr(ht)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:141.5-141.24
-  prod 0xD1 => `REF.IS_NULL`_instr
+  prod 0xD1 => REF_IS_NULL_instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:142.5-142.34
-  prod{x : idx} {{0xD2} {x:Bfuncidx}} => `REF.FUNC`_instr(x)
+  prod{x : idx} {{0xD2} {x:Bfuncidx}} => REF_FUNC_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:143.5-143.19
-  prod 0xD3 => `REF.EQ`_instr
+  prod 0xD3 => REF_EQ_instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:144.5-144.28
-  prod 0xD4 => `REF.AS_NON_NULL`_instr
+  prod 0xD4 => REF_AS_NON_NULL_instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:145.5-145.51
-  prod{ht : heaptype} {{0xFB} {`%`_u32(20):Bu32} {ht:Bheaptype}} => `REF.TEST`_instr(REF_reftype(?(), ht))
+  prod{ht : heaptype} {{0xFB} {mk_uN_u32(20):Bu32} {ht:Bheaptype}} => REF_TEST_instr(REF_reftype(?(), ht))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:146.5-146.56
-  prod{ht : heaptype} {{0xFB} {`%`_u32(21):Bu32} {ht:Bheaptype}} => `REF.TEST`_instr(REF_reftype(?(NULL_null), ht))
+  prod{ht : heaptype} {{0xFB} {mk_uN_u32(21):Bu32} {ht:Bheaptype}} => REF_TEST_instr(REF_reftype(?(NULL_null), ht))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:147.5-147.51
-  prod{ht : heaptype} {{0xFB} {`%`_u32(22):Bu32} {ht:Bheaptype}} => `REF.CAST`_instr(REF_reftype(?(), ht))
+  prod{ht : heaptype} {{0xFB} {mk_uN_u32(22):Bu32} {ht:Bheaptype}} => REF_CAST_instr(REF_reftype(?(), ht))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:148.5-148.56
-  prod{ht : heaptype} {{0xFB} {`%`_u32(23):Bu32} {ht:Bheaptype}} => `REF.CAST`_instr(REF_reftype(?(NULL_null), ht))
+  prod{ht : heaptype} {{0xFB} {mk_uN_u32(23):Bu32} {ht:Bheaptype}} => REF_CAST_instr(REF_reftype(?(NULL_null), ht))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:152.5-152.43
-  prod{x : idx} {{0xFB} {`%`_u32(0):Bu32} {x:Btypeidx}} => `STRUCT.NEW`_instr(x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(0):Bu32} {x:Btypeidx}} => STRUCT_NEW_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:153.5-153.51
-  prod{x : idx} {{0xFB} {`%`_u32(1):Bu32} {x:Btypeidx}} => `STRUCT.NEW_DEFAULT`_instr(x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(1):Bu32} {x:Btypeidx}} => STRUCT_NEW_DEFAULT_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:154.5-154.57
-  prod{x : idx, i : fieldidx} {{0xFB} {`%`_u32(2):Bu32} {x:Btypeidx} {i:Bfieldidx}} => `STRUCT.GET`_instr(?(), x, i)
+  prod{x : idx, i : fieldidx} {{0xFB} {mk_uN_u32(2):Bu32} {x:Btypeidx} {i:Bfieldidx}} => STRUCT_GET_instr(?(), x, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:155.5-155.59
-  prod{x : idx, i : fieldidx} {{0xFB} {`%`_u32(3):Bu32} {x:Btypeidx} {i:Bfieldidx}} => `STRUCT.GET`_instr(?(S_sx), x, i)
+  prod{x : idx, i : fieldidx} {{0xFB} {mk_uN_u32(3):Bu32} {x:Btypeidx} {i:Bfieldidx}} => STRUCT_GET_instr(?(S_sx), x, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:156.5-156.59
-  prod{x : idx, i : fieldidx} {{0xFB} {`%`_u32(4):Bu32} {x:Btypeidx} {i:Bfieldidx}} => `STRUCT.GET`_instr(?(U_sx), x, i)
+  prod{x : idx, i : fieldidx} {{0xFB} {mk_uN_u32(4):Bu32} {x:Btypeidx} {i:Bfieldidx}} => STRUCT_GET_instr(?(U_sx), x, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:157.5-157.57
-  prod{x : idx, i : fieldidx} {{0xFB} {`%`_u32(5):Bu32} {x:Btypeidx} {i:Bfieldidx}} => `STRUCT.SET`_instr(x, i)
+  prod{x : idx, i : fieldidx} {{0xFB} {mk_uN_u32(5):Bu32} {x:Btypeidx} {i:Bfieldidx}} => STRUCT_SET_instr(x, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:161.5-161.42
-  prod{x : idx} {{0xFB} {`%`_u32(6):Bu32} {x:Btypeidx}} => `ARRAY.NEW`_instr(x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(6):Bu32} {x:Btypeidx}} => ARRAY_NEW_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:162.5-162.50
-  prod{x : idx} {{0xFB} {`%`_u32(7):Bu32} {x:Btypeidx}} => `ARRAY.NEW_DEFAULT`_instr(x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(7):Bu32} {x:Btypeidx}} => ARRAY_NEW_DEFAULT_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:163.5-163.57
-  prod{x : idx, v_n : n} {{0xFB} {`%`_u32(8):Bu32} {x:Btypeidx} {`%`_u32(v_n):Bu32}} => `ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))
+  prod{x : idx, v_n : n} {{0xFB} {mk_uN_u32(8):Bu32} {x:Btypeidx} {mk_uN_u32(v_n):Bu32}} => ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:164.5-164.60
-  prod{x : idx, y : idx} {{0xFB} {`%`_u32(9):Bu32} {x:Btypeidx} {y:Bdataidx}} => `ARRAY.NEW_DATA`_instr(x, y)
+  prod{x : idx, y : idx} {{0xFB} {mk_uN_u32(9):Bu32} {x:Btypeidx} {y:Bdataidx}} => ARRAY_NEW_DATA_instr(x, y)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:165.5-165.61
-  prod{x : idx, y : idx} {{0xFB} {`%`_u32(10):Bu32} {x:Btypeidx} {y:Belemidx}} => `ARRAY.NEW_ELEM`_instr(x, y)
+  prod{x : idx, y : idx} {{0xFB} {mk_uN_u32(10):Bu32} {x:Btypeidx} {y:Belemidx}} => ARRAY_NEW_ELEM_instr(x, y)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:166.5-166.43
-  prod{x : idx} {{0xFB} {`%`_u32(11):Bu32} {x:Btypeidx}} => `ARRAY.GET`_instr(?(), x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(11):Bu32} {x:Btypeidx}} => ARRAY_GET_instr(?(), x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:167.5-167.45
-  prod{x : idx} {{0xFB} {`%`_u32(12):Bu32} {x:Btypeidx}} => `ARRAY.GET`_instr(?(S_sx), x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(12):Bu32} {x:Btypeidx}} => ARRAY_GET_instr(?(S_sx), x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:168.5-168.45
-  prod{x : idx} {{0xFB} {`%`_u32(13):Bu32} {x:Btypeidx}} => `ARRAY.GET`_instr(?(U_sx), x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(13):Bu32} {x:Btypeidx}} => ARRAY_GET_instr(?(U_sx), x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:169.5-169.43
-  prod{x : idx} {{0xFB} {`%`_u32(14):Bu32} {x:Btypeidx}} => `ARRAY.SET`_instr(x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(14):Bu32} {x:Btypeidx}} => ARRAY_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:170.5-170.30
-  prod {{0xFB} {`%`_u32(15):Bu32}} => `ARRAY.LEN`_instr
+  prod {{0xFB} {mk_uN_u32(15):Bu32}} => ARRAY_LEN_instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:171.5-171.44
-  prod{x : idx} {{0xFB} {`%`_u32(16):Bu32} {x:Btypeidx}} => `ARRAY.FILL`_instr(x)
+  prod{x : idx} {{0xFB} {mk_uN_u32(16):Bu32} {x:Btypeidx}} => ARRAY_FILL_instr(x)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:172.5-172.65
-  prod{x_1 : idx, x_2 : idx} {{0xFB} {`%`_u32(17):Bu32} {x_1:Btypeidx} {x_2:Btypeidx}} => `ARRAY.COPY`_instr(x_1, x_2)
+  prod{x_1 : idx, x_2 : idx} {{0xFB} {mk_uN_u32(17):Bu32} {x_1:Btypeidx} {x_2:Btypeidx}} => ARRAY_COPY_instr(x_1, x_2)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:173.5-173.62
-  prod{x : idx, y : idx} {{0xFB} {`%`_u32(18):Bu32} {x:Btypeidx} {y:Bdataidx}} => `ARRAY.INIT_DATA`_instr(x, y)
+  prod{x : idx, y : idx} {{0xFB} {mk_uN_u32(18):Bu32} {x:Btypeidx} {y:Bdataidx}} => ARRAY_INIT_DATA_instr(x, y)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:174.5-174.62
-  prod{x : idx, y : idx} {{0xFB} {`%`_u32(19):Bu32} {x:Btypeidx} {y:Belemidx}} => `ARRAY.INIT_ELEM`_instr(x, y)
+  prod{x : idx, y : idx} {{0xFB} {mk_uN_u32(19):Bu32} {x:Btypeidx} {y:Belemidx}} => ARRAY_INIT_ELEM_instr(x, y)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:178.5-178.39
-  prod {{0xFB} {`%`_u32(26):Bu32}} => `ANY.CONVERT_EXTERN`_instr
+  prod {{0xFB} {mk_uN_u32(26):Bu32}} => ANY_CONVERT_EXTERN_instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:179.5-179.39
-  prod {{0xFB} {`%`_u32(27):Bu32}} => `EXTERN.CONVERT_ANY`_instr
+  prod {{0xFB} {mk_uN_u32(27):Bu32}} => EXTERN_CONVERT_ANY_instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:183.5-183.28
-  prod {{0xFB} {`%`_u32(28):Bu32}} => `REF.I31`_instr
+  prod {{0xFB} {mk_uN_u32(28):Bu32}} => REF_I31_instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:184.5-184.30
-  prod {{0xFB} {`%`_u32(29):Bu32}} => `I31.GET`_instr(S_sx)
+  prod {{0xFB} {mk_uN_u32(29):Bu32}} => I31_GET_instr(S_sx)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:185.5-185.30
-  prod {{0xFB} {`%`_u32(30):Bu32}} => `I31.GET`_instr(U_sx)
+  prod {{0xFB} {mk_uN_u32(30):Bu32}} => I31_GET_instr(U_sx)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:192.5-192.31
   prod{i : i32} {{0x41} {i:Bi32}} => CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, i))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:193.5-193.31
@@ -17084,15 +18015,15 @@ grammar Binstr : instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:277.5-277.28
   prod 0x7B => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, POPCNT_unop_Inn))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:281.5-281.31
-  prod 0xC0 => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(8))))
+  prod 0xC0 => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(mk_sz_sz(8))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:282.5-282.32
-  prod 0xC1 => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(16))))
+  prod 0xC1 => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(mk_sz_sz(16))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:286.5-286.31
-  prod 0xC2 => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(8))))
+  prod 0xC2 => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(mk_sz_sz(8))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:287.5-287.32
-  prod 0xC3 => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(16))))
+  prod 0xC3 => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(mk_sz_sz(16))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:288.5-288.32
-  prod 0xC4 => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(32))))
+  prod 0xC4 => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(mk_sz_sz(32))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:292.5-292.26
   prod 0x7C => BINOP_instr(I64_numtype, mk_binop__0_binop_(I64_Inn, ADD_binop_Inn))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:293.5-293.26
@@ -17230,533 +18161,533 @@ grammar Binstr : instr
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:375.5-375.38
   prod 0xBF => CVTOP_instr(F64_numtype, I64_numtype, mk_cvtop___1_cvtop__(I64_Inn, F64_Fnn, REINTERPRET_cvtop__Inn_1_Fnn_2))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:379.5-379.45
-  prod {{0xFC} {`%`_u32(0):Bu32}} => CVTOP_instr(I32_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
+  prod {{0xFC} {mk_uN_u32(0):Bu32}} => CVTOP_instr(I32_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:380.5-380.45
-  prod {{0xFC} {`%`_u32(1):Bu32}} => CVTOP_instr(I32_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
+  prod {{0xFC} {mk_uN_u32(1):Bu32}} => CVTOP_instr(I32_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:381.5-381.45
-  prod {{0xFC} {`%`_u32(2):Bu32}} => CVTOP_instr(I32_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
+  prod {{0xFC} {mk_uN_u32(2):Bu32}} => CVTOP_instr(I32_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:382.5-382.45
-  prod {{0xFC} {`%`_u32(3):Bu32}} => CVTOP_instr(I32_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
+  prod {{0xFC} {mk_uN_u32(3):Bu32}} => CVTOP_instr(I32_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I32_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:383.5-383.45
-  prod {{0xFC} {`%`_u32(4):Bu32}} => CVTOP_instr(I64_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
+  prod {{0xFC} {mk_uN_u32(4):Bu32}} => CVTOP_instr(I64_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:384.5-384.45
-  prod {{0xFC} {`%`_u32(5):Bu32}} => CVTOP_instr(I64_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
+  prod {{0xFC} {mk_uN_u32(5):Bu32}} => CVTOP_instr(I64_numtype, F32_numtype, mk_cvtop___2_cvtop__(F32_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:385.5-385.45
-  prod {{0xFC} {`%`_u32(6):Bu32}} => CVTOP_instr(I64_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
+  prod {{0xFC} {mk_uN_u32(6):Bu32}} => CVTOP_instr(I64_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:386.5-386.45
-  prod {{0xFC} {`%`_u32(7):Bu32}} => CVTOP_instr(I64_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
+  prod {{0xFC} {mk_uN_u32(7):Bu32}} => CVTOP_instr(I64_numtype, F64_numtype, mk_cvtop___2_cvtop__(F64_Fnn, I64_Inn, TRUNC_SAT_cvtop__Fnn_1_Inn_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:396.5-396.50
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(0):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(0):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:397.5-397.70
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(1):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(8), 8, S_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(1):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(8), 8, S_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:398.5-398.70
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(2):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(8), 8, U_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(2):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(8), 8, U_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:399.5-399.71
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(3):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(16), 4, S_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(3):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(16), 4, S_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:400.5-400.71
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(4):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(16), 4, U_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(4):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(16), 4, U_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:401.5-401.71
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(5):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(32), 2, S_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(5):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(32), 2, S_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:402.5-402.71
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(6):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(32), 2, U_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(6):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(32), 2, U_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:403.5-403.61
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(7):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(8))), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(7):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(8))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:404.5-404.62
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(8):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(16))), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(8):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(16))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:405.5-405.62
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(9):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(32))), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(9):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(32))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:406.5-406.63
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(10):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(64))), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(10):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(64))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:407.5-407.52
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(11):Bu32} {(x, ao):Bmemarg}} => VSTORE_instr(V128_vectype, x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(11):Bu32} {(x, ao):Bmemarg}} => VSTORE_instr(V128_vectype, x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:408.5-408.72
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(84):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(8), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(84):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(8), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:409.5-409.73
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(85):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(16), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(85):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(16), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:410.5-410.73
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(86):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(32), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(86):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(32), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:411.5-411.73
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(87):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(64), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(87):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(64), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:412.5-412.73
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(88):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(8), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(88):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(8), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:413.5-413.74
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(89):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(16), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(89):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(16), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:414.5-414.74
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(90):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(32), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(90):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(32), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:415.5-415.74
-  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {`%`_u32(91):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(64), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{0xFD} {mk_uN_u32(91):Bu32} {(x, ao):Bmemarg} {i:Blaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(64), x, ao, i)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:416.5-416.62
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(92):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(32))), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(92):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(mk_sz_sz(32))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:417.5-417.62
-  prod{x : idx, ao : memarg} {{0xFD} {`%`_u32(93):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(64))), x, ao)
+  prod{x : idx, ao : memarg} {{0xFD} {mk_uN_u32(93):Bu32} {(x, ao):Bmemarg}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(mk_sz_sz(64))), x, ao)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:421.5-421.72
-  prod{b_lst : byte*} {{0xFD} {`%`_u32(12):Bu32} {b:Bbyte^16{b <- b_lst}}} => VCONST_instr(V128_vectype, $inv_ibytes_(128, b_lst))
+  prod{b_lst : byte*} {{0xFD} {mk_uN_u32(12):Bu32} {b:Bbyte^16{b <- b_lst}}} => VCONST_instr(V128_vectype, $inv_ibytes_(128, b_lst))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:425.5-425.61
-  prod{l_lst : labelidx*} {{0xFD} {`%`_u32(13):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx^16{l <- l_lst}}} => VSHUFFLE_instr(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(16))), `%`_laneidx($proj_uN_0(l).0)^16{l <- l_lst})
+  prod{l_lst : labelidx*} {{0xFD} {mk_uN_u32(13):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx^16{l <- l_lst}}} => VSHUFFLE_instr(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_uN_laneidx($proj_uN_0(l).0)^16{l <- l_lst})
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:426.5-426.49
-  prod {{0xFD} {`%`_u32(14):Bu32}} => VSWIZZLOP_instr(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vswizzlop__0_vswizzlop_(16, SWIZZLE_vswizzlop_M))
+  prod {{0xFD} {mk_uN_u32(14):Bu32}} => VSWIZZLOP_instr(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vswizzlop__0_vswizzlop_(16, SWIZZLE_vswizzlop_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:427.5-427.58
-  prod {{0xFD} {`%`_u32(256):Bu32}} => VSWIZZLOP_instr(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vswizzlop__0_vswizzlop_(16, RELAXED_SWIZZLE_vswizzlop_M))
+  prod {{0xFD} {mk_uN_u32(256):Bu32}} => VSWIZZLOP_instr(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vswizzlop__0_vswizzlop_(16, RELAXED_SWIZZLE_vswizzlop_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:431.5-431.38
-  prod {{0xFD} {`%`_u32(15):Bu32}} => VSPLAT_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)))
+  prod {{0xFD} {mk_uN_u32(15):Bu32}} => VSPLAT_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:432.5-432.38
-  prod {{0xFD} {`%`_u32(16):Bu32}} => VSPLAT_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)))
+  prod {{0xFD} {mk_uN_u32(16):Bu32}} => VSPLAT_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:433.5-433.38
-  prod {{0xFD} {`%`_u32(17):Bu32}} => VSPLAT_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)))
+  prod {{0xFD} {mk_uN_u32(17):Bu32}} => VSPLAT_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:434.5-434.38
-  prod {{0xFD} {`%`_u32(18):Bu32}} => VSPLAT_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)))
+  prod {{0xFD} {mk_uN_u32(18):Bu32}} => VSPLAT_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:435.5-435.38
-  prod {{0xFD} {`%`_u32(19):Bu32}} => VSPLAT_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)))
+  prod {{0xFD} {mk_uN_u32(19):Bu32}} => VSPLAT_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:436.5-436.38
-  prod {{0xFD} {`%`_u32(20):Bu32}} => VSPLAT_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)))
+  prod {{0xFD} {mk_uN_u32(20):Bu32}} => VSPLAT_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:440.5-440.60
-  prod{l : labelidx} {{0xFD} {`%`_u32(21):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), ?(S_sx), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(21):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), ?(S_sx), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:441.5-441.60
-  prod{l : labelidx} {{0xFD} {`%`_u32(22):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), ?(U_sx), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(22):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), ?(U_sx), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:442.5-442.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(23):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(23):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:443.5-443.60
-  prod{l : labelidx} {{0xFD} {`%`_u32(24):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), ?(S_sx), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(24):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), ?(S_sx), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:444.5-444.60
-  prod{l : labelidx} {{0xFD} {`%`_u32(25):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), ?(U_sx), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(25):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), ?(U_sx), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:445.5-445.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(26):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(26):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:446.5-446.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(27):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), ?(), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(27):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), ?(), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:447.5-447.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(28):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(28):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:448.5-448.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(29):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), ?(), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(29):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), ?(), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:449.5-449.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(30):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(30):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:450.5-450.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(31):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), ?(), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(31):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), ?(), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:451.5-451.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(32):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(32):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:452.5-452.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(33):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), ?(), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(33):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), ?(), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:453.5-453.58
-  prod{l : labelidx} {{0xFD} {`%`_u32(34):Bu32} {`%`_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), `%`_laneidx($proj_uN_0(l).0))
+  prod{l : labelidx} {{0xFD} {mk_uN_u32(34):Bu32} {mk_uN_laneidx($proj_uN_0(l).0):Blaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_uN_laneidx($proj_uN_0(l).0))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:457.5-457.41
-  prod {{0xFD} {`%`_u32(35):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, EQ_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(35):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:458.5-458.41
-  prod {{0xFD} {`%`_u32(36):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, NE_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(36):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:459.5-459.43
-  prod {{0xFD} {`%`_u32(37):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(37):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:460.5-460.43
-  prod {{0xFD} {`%`_u32(38):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(38):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:461.5-461.43
-  prod {{0xFD} {`%`_u32(39):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(39):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:462.5-462.43
-  prod {{0xFD} {`%`_u32(40):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(40):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:463.5-463.43
-  prod {{0xFD} {`%`_u32(41):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(41):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:464.5-464.43
-  prod {{0xFD} {`%`_u32(42):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(42):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:465.5-465.43
-  prod {{0xFD} {`%`_u32(43):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(43):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:466.5-466.43
-  prod {{0xFD} {`%`_u32(44):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(44):Bu32}} => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:470.5-470.41
-  prod {{0xFD} {`%`_u32(45):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, EQ_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(45):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:471.5-471.41
-  prod {{0xFD} {`%`_u32(46):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, NE_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(46):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:472.5-472.43
-  prod {{0xFD} {`%`_u32(47):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(47):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:473.5-473.43
-  prod {{0xFD} {`%`_u32(48):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(48):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:474.5-474.43
-  prod {{0xFD} {`%`_u32(49):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(49):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:475.5-475.43
-  prod {{0xFD} {`%`_u32(50):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(50):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:476.5-476.43
-  prod {{0xFD} {`%`_u32(51):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(51):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:477.5-477.43
-  prod {{0xFD} {`%`_u32(52):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(52):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:478.5-478.43
-  prod {{0xFD} {`%`_u32(53):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(53):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:479.5-479.43
-  prod {{0xFD} {`%`_u32(54):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(54):Bu32}} => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:483.5-483.41
-  prod {{0xFD} {`%`_u32(55):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, EQ_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(55):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:484.5-484.41
-  prod {{0xFD} {`%`_u32(56):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, NE_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(56):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:485.5-485.43
-  prod {{0xFD} {`%`_u32(57):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(57):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:486.5-486.43
-  prod {{0xFD} {`%`_u32(58):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(58):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:487.5-487.43
-  prod {{0xFD} {`%`_u32(59):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(59):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:488.5-488.43
-  prod {{0xFD} {`%`_u32(60):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(60):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:489.5-489.43
-  prod {{0xFD} {`%`_u32(61):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(61):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:490.5-490.43
-  prod {{0xFD} {`%`_u32(62):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(62):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:491.5-491.43
-  prod {{0xFD} {`%`_u32(63):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(63):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:492.5-492.43
-  prod {{0xFD} {`%`_u32(64):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(64):Bu32}} => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:496.5-496.41
-  prod {{0xFD} {`%`_u32(65):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, EQ_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(65):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, EQ_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:497.5-497.41
-  prod {{0xFD} {`%`_u32(66):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, NE_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(66):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, NE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:498.5-498.41
-  prod {{0xFD} {`%`_u32(67):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LT_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(67):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:499.5-499.41
-  prod {{0xFD} {`%`_u32(68):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GT_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(68):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:500.5-500.41
-  prod {{0xFD} {`%`_u32(69):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LE_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(69):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:501.5-501.41
-  prod {{0xFD} {`%`_u32(70):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GE_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(70):Bu32}} => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:505.5-505.41
-  prod {{0xFD} {`%`_u32(71):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, EQ_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(71):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, EQ_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:506.5-506.41
-  prod {{0xFD} {`%`_u32(72):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, NE_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(72):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, NE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:507.5-507.41
-  prod {{0xFD} {`%`_u32(73):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LT_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(73):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:508.5-508.41
-  prod {{0xFD} {`%`_u32(74):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GT_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(74):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:509.5-509.41
-  prod {{0xFD} {`%`_u32(75):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LE_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(75):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:510.5-510.41
-  prod {{0xFD} {`%`_u32(76):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GE_vrelop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(76):Bu32}} => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:514.5-514.36
-  prod {{0xFD} {`%`_u32(77):Bu32}} => VVUNOP_instr(V128_vectype, NOT_vvunop)
+  prod {{0xFD} {mk_uN_u32(77):Bu32}} => VVUNOP_instr(V128_vectype, NOT_vvunop)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:518.5-518.37
-  prod {{0xFD} {`%`_u32(78):Bu32}} => VVBINOP_instr(V128_vectype, AND_vvbinop)
+  prod {{0xFD} {mk_uN_u32(78):Bu32}} => VVBINOP_instr(V128_vectype, AND_vvbinop)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:519.5-519.40
-  prod {{0xFD} {`%`_u32(79):Bu32}} => VVBINOP_instr(V128_vectype, ANDNOT_vvbinop)
+  prod {{0xFD} {mk_uN_u32(79):Bu32}} => VVBINOP_instr(V128_vectype, ANDNOT_vvbinop)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:520.5-520.36
-  prod {{0xFD} {`%`_u32(80):Bu32}} => VVBINOP_instr(V128_vectype, OR_vvbinop)
+  prod {{0xFD} {mk_uN_u32(80):Bu32}} => VVBINOP_instr(V128_vectype, OR_vvbinop)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:521.5-521.37
-  prod {{0xFD} {`%`_u32(81):Bu32}} => VVBINOP_instr(V128_vectype, XOR_vvbinop)
+  prod {{0xFD} {mk_uN_u32(81):Bu32}} => VVBINOP_instr(V128_vectype, XOR_vvbinop)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:525.5-525.44
-  prod {{0xFD} {`%`_u32(82):Bu32}} => VVTERNOP_instr(V128_vectype, BITSELECT_vvternop)
+  prod {{0xFD} {mk_uN_u32(82):Bu32}} => VVTERNOP_instr(V128_vectype, BITSELECT_vvternop)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:529.5-529.43
-  prod {{0xFD} {`%`_u32(83):Bu32}} => VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)
+  prod {{0xFD} {mk_uN_u32(83):Bu32}} => VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:533.5-533.41
-  prod {{0xFD} {`%`_u32(96):Bu32}} => VUNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, ABS_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(96):Bu32}} => VUNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:534.5-534.41
-  prod {{0xFD} {`%`_u32(97):Bu32}} => VUNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, NEG_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(97):Bu32}} => VUNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:535.5-535.44
-  prod {{0xFD} {`%`_u32(98):Bu32}} => VUNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, POPCNT_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(98):Bu32}} => VUNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, POPCNT_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:539.5-539.48
-  prod {{0xFD} {`%`_u32(99):Bu32}} => VTESTOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vtestop__0_vtestop_(I8_Jnn, 16, ALL_TRUE_vtestop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(99):Bu32}} => VTESTOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vtestop__0_vtestop_(I8_Jnn, 16, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:543.5-543.41
-  prod {{0xFD} {`%`_u32(100):Bu32}} => VBITMASK_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))))
+  prod {{0xFD} {mk_uN_u32(100):Bu32}} => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:547.5-547.53
-  prod {{0xFD} {`%`_u32(101):Bu32}} => VNARROW_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), S_sx)
+  prod {{0xFD} {mk_uN_u32(101):Bu32}} => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), S_sx)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:548.5-548.53
-  prod {{0xFD} {`%`_u32(102):Bu32}} => VNARROW_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), U_sx)
+  prod {{0xFD} {mk_uN_u32(102):Bu32}} => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), U_sx)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:552.5-552.45
-  prod {{0xFD} {`%`_u32(107):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHL_vshiftop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(107):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:553.5-553.47
-  prod {{0xFD} {`%`_u32(108):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(108):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:554.5-554.47
-  prod {{0xFD} {`%`_u32(109):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(109):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:558.5-558.43
-  prod {{0xFD} {`%`_u32(110):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(110):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:559.5-559.49
-  prod {{0xFD} {`%`_u32(111):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(111):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:560.5-560.49
-  prod {{0xFD} {`%`_u32(112):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(112):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:561.5-561.43
-  prod {{0xFD} {`%`_u32(113):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(113):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:562.5-562.49
-  prod {{0xFD} {`%`_u32(114):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(114):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:563.5-563.49
-  prod {{0xFD} {`%`_u32(115):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(115):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:564.5-564.45
-  prod {{0xFD} {`%`_u32(118):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(118):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:565.5-565.45
-  prod {{0xFD} {`%`_u32(119):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(119):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:566.5-566.45
-  prod {{0xFD} {`%`_u32(120):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(120):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:567.5-567.45
-  prod {{0xFD} {`%`_u32(121):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(121):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:568.5-568.46
-  prod {{0xFD} {`%`_u32(123):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, AVGRU_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(123):Bu32}} => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, AVGRU_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:572.5-572.70
-  prod {{0xFD} {`%`_u32(124):Bu32}} => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+  prod {{0xFD} {mk_uN_u32(124):Bu32}} => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:573.5-573.70
-  prod {{0xFD} {`%`_u32(125):Bu32}} => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
+  prod {{0xFD} {mk_uN_u32(125):Bu32}} => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:577.5-577.42
-  prod {{0xFD} {`%`_u32(128):Bu32}} => VUNOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, ABS_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(128):Bu32}} => VUNOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:578.5-578.42
-  prod {{0xFD} {`%`_u32(129):Bu32}} => VUNOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, NEG_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(129):Bu32}} => VUNOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:582.5-582.53
-  prod {{0xFD} {`%`_u32(130):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, Q15MULR_SATS_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(130):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, Q15MULR_SATS_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:583.5-583.43
-  prod {{0xFD} {`%`_u32(142):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(142):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:584.5-584.49
-  prod {{0xFD} {`%`_u32(143):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(143):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:585.5-585.49
-  prod {{0xFD} {`%`_u32(144):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(144):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:586.5-586.43
-  prod {{0xFD} {`%`_u32(145):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(145):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:587.5-587.49
-  prod {{0xFD} {`%`_u32(146):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(146):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:588.5-588.49
-  prod {{0xFD} {`%`_u32(147):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(147):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:589.5-589.43
-  prod {{0xFD} {`%`_u32(149):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MUL_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(149):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MUL_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:590.5-590.45
-  prod {{0xFD} {`%`_u32(150):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(150):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:591.5-591.45
-  prod {{0xFD} {`%`_u32(151):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(151):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:592.5-592.45
-  prod {{0xFD} {`%`_u32(152):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(152):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:593.5-593.45
-  prod {{0xFD} {`%`_u32(153):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(153):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:594.5-594.46
-  prod {{0xFD} {`%`_u32(155):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, AVGRU_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(155):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, AVGRU_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:595.5-595.57
-  prod {{0xFD} {`%`_u32(273):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, RELAXED_Q15MULRS_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(273):Bu32}} => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, RELAXED_Q15MULRS_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:599.5-599.49
-  prod {{0xFD} {`%`_u32(131):Bu32}} => VTESTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vtestop__0_vtestop_(I16_Jnn, 8, ALL_TRUE_vtestop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(131):Bu32}} => VTESTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vtestop__0_vtestop_(I16_Jnn, 8, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:603.5-603.41
-  prod {{0xFD} {`%`_u32(132):Bu32}} => VBITMASK_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))))
+  prod {{0xFD} {mk_uN_u32(132):Bu32}} => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:607.5-607.53
-  prod {{0xFD} {`%`_u32(133):Bu32}} => VNARROW_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), S_sx)
+  prod {{0xFD} {mk_uN_u32(133):Bu32}} => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), S_sx)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:608.5-608.53
-  prod {{0xFD} {`%`_u32(134):Bu32}} => VNARROW_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), U_sx)
+  prod {{0xFD} {mk_uN_u32(134):Bu32}} => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), U_sx)
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:612.5-612.63
-  prod {{0xFD} {`%`_u32(135):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(135):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:613.5-613.64
-  prod {{0xFD} {`%`_u32(136):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(136):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:614.5-614.63
-  prod {{0xFD} {`%`_u32(137):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(137):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:615.5-615.64
-  prod {{0xFD} {`%`_u32(138):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(138):Bu32}} => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:619.5-619.45
-  prod {{0xFD} {`%`_u32(139):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHL_vshiftop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(139):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:620.5-620.47
-  prod {{0xFD} {`%`_u32(140):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(140):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:621.5-621.47
-  prod {{0xFD} {`%`_u32(141):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(141):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:625.5-625.66
-  prod {{0xFD} {`%`_u32(156):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(156):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:626.5-626.67
-  prod {{0xFD} {`%`_u32(157):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(157):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:627.5-627.66
-  prod {{0xFD} {`%`_u32(158):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(158):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:628.5-628.67
-  prod {{0xFD} {`%`_u32(159):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(159):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:629.5-629.67
-  prod {{0xFD} {`%`_u32(274):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+  prod {{0xFD} {mk_uN_u32(274):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, RELAXED_DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:633.5-633.70
-  prod {{0xFD} {`%`_u32(126):Bu32}} => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+  prod {{0xFD} {mk_uN_u32(126):Bu32}} => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:634.5-634.70
-  prod {{0xFD} {`%`_u32(127):Bu32}} => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
+  prod {{0xFD} {mk_uN_u32(127):Bu32}} => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:638.5-638.42
-  prod {{0xFD} {`%`_u32(160):Bu32}} => VUNOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, ABS_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(160):Bu32}} => VUNOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:639.5-639.42
-  prod {{0xFD} {`%`_u32(161):Bu32}} => VUNOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, NEG_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(161):Bu32}} => VUNOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:643.5-643.49
-  prod {{0xFD} {`%`_u32(163):Bu32}} => VTESTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vtestop__0_vtestop_(I32_Jnn, 4, ALL_TRUE_vtestop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(163):Bu32}} => VTESTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vtestop__0_vtestop_(I32_Jnn, 4, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:647.5-647.41
-  prod {{0xFD} {`%`_u32(164):Bu32}} => VBITMASK_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))))
+  prod {{0xFD} {mk_uN_u32(164):Bu32}} => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:651.5-651.63
-  prod {{0xFD} {`%`_u32(167):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(167):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:652.5-652.64
-  prod {{0xFD} {`%`_u32(168):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(168):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:653.5-653.63
-  prod {{0xFD} {`%`_u32(169):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(169):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:654.5-654.64
-  prod {{0xFD} {`%`_u32(170):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(170):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:658.5-658.45
-  prod {{0xFD} {`%`_u32(171):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHL_vshiftop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(171):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:659.5-659.49
-  prod {{0xFD} {`%`_u32(172):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(172):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:660.5-660.49
-  prod {{0xFD} {`%`_u32(173):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(173):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:664.5-664.43
-  prod {{0xFD} {`%`_u32(174):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, ADD_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(174):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:665.5-665.43
-  prod {{0xFD} {`%`_u32(177):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, SUB_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(177):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:666.5-666.43
-  prod {{0xFD} {`%`_u32(181):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MUL_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(181):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MUL_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:667.5-667.45
-  prod {{0xFD} {`%`_u32(182):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(182):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:668.5-668.45
-  prod {{0xFD} {`%`_u32(183):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(183):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:669.5-669.45
-  prod {{0xFD} {`%`_u32(184):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(184):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:670.5-670.45
-  prod {{0xFD} {`%`_u32(185):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(185):Bu32}} => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:674.5-674.59
-  prod {{0xFD} {`%`_u32(186):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+  prod {{0xFD} {mk_uN_u32(186):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:675.5-675.66
-  prod {{0xFD} {`%`_u32(188):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(188):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:676.5-676.67
-  prod {{0xFD} {`%`_u32(189):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(189):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:677.5-677.66
-  prod {{0xFD} {`%`_u32(190):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(190):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:678.5-678.67
-  prod {{0xFD} {`%`_u32(191):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(191):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:682.5-682.72
-  prod {{0xFD} {`%`_u32(275):Bu32}} => VEXTTERNOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextternop___0_vextternop__(I16_Jnn, 8, I32_Jnn, 4, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2))
+  prod {{0xFD} {mk_uN_u32(275):Bu32}} => VEXTTERNOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextternop___0_vextternop__(I16_Jnn, 8, I32_Jnn, 4, RELAXED_DOT_ADDS_vextternop__Jnn_1_M_1_Jnn_2_M_2))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:686.5-686.42
-  prod {{0xFD} {`%`_u32(192):Bu32}} => VUNOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, ABS_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(192):Bu32}} => VUNOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:687.5-687.42
-  prod {{0xFD} {`%`_u32(193):Bu32}} => VUNOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, NEG_vunop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(193):Bu32}} => VUNOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:691.5-691.49
-  prod {{0xFD} {`%`_u32(195):Bu32}} => VTESTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vtestop__0_vtestop_(I64_Jnn, 2, ALL_TRUE_vtestop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(195):Bu32}} => VTESTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vtestop__0_vtestop_(I64_Jnn, 2, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:695.5-695.41
-  prod {{0xFD} {`%`_u32(196):Bu32}} => VBITMASK_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))))
+  prod {{0xFD} {mk_uN_u32(196):Bu32}} => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:699.5-699.63
-  prod {{0xFD} {`%`_u32(199):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(199):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:700.5-700.64
-  prod {{0xFD} {`%`_u32(200):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(200):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:701.5-701.63
-  prod {{0xFD} {`%`_u32(201):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(201):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:702.5-702.64
-  prod {{0xFD} {`%`_u32(202):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(202):Bu32}} => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:706.5-706.45
-  prod {{0xFD} {`%`_u32(203):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHL_vshiftop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(203):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:707.5-707.49
-  prod {{0xFD} {`%`_u32(204):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(204):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:708.5-708.49
-  prod {{0xFD} {`%`_u32(205):Bu32}} => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(U_sx)))
+  prod {{0xFD} {mk_uN_u32(205):Bu32}} => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:712.5-712.43
-  prod {{0xFD} {`%`_u32(206):Bu32}} => VBINOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, ADD_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(206):Bu32}} => VBINOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:713.5-713.43
-  prod {{0xFD} {`%`_u32(209):Bu32}} => VBINOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, SUB_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(209):Bu32}} => VBINOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:714.5-714.43
-  prod {{0xFD} {`%`_u32(213):Bu32}} => VBINOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, MUL_vbinop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(213):Bu32}} => VBINOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, MUL_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:718.5-718.42
-  prod {{0xFD} {`%`_u32(214):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, EQ_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(214):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:719.5-719.42
-  prod {{0xFD} {`%`_u32(215):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, NE_vrelop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(215):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:720.5-720.46
-  prod {{0xFD} {`%`_u32(216):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(216):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:721.5-721.46
-  prod {{0xFD} {`%`_u32(217):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GT_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(217):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:722.5-722.46
-  prod {{0xFD} {`%`_u32(218):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(218):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:723.5-723.46
-  prod {{0xFD} {`%`_u32(219):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GE_vrelop_Jnn_M(S_sx)))
+  prod {{0xFD} {mk_uN_u32(219):Bu32}} => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:727.5-727.66
-  prod {{0xFD} {`%`_u32(220):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(220):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:728.5-728.67
-  prod {{0xFD} {`%`_u32(221):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod {{0xFD} {mk_uN_u32(221):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:729.5-729.66
-  prod {{0xFD} {`%`_u32(222):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(222):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:730.5-730.67
-  prod {{0xFD} {`%`_u32(223):Bu32}} => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod {{0xFD} {mk_uN_u32(223):Bu32}} => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:734.5-734.43
-  prod {{0xFD} {`%`_u32(103):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, CEIL_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(103):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, CEIL_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:735.5-735.44
-  prod {{0xFD} {`%`_u32(104):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, FLOOR_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(104):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, FLOOR_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:736.5-736.44
-  prod {{0xFD} {`%`_u32(105):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, TRUNC_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(105):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, TRUNC_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:737.5-737.46
-  prod {{0xFD} {`%`_u32(106):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEAREST_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(106):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEAREST_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:738.5-738.42
-  prod {{0xFD} {`%`_u32(224):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, ABS_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(224):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, ABS_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:739.5-739.42
-  prod {{0xFD} {`%`_u32(225):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEG_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(225):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEG_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:740.5-740.43
-  prod {{0xFD} {`%`_u32(227):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, SQRT_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(227):Bu32}} => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, SQRT_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:744.5-744.43
-  prod {{0xFD} {`%`_u32(228):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, ADD_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(228):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, ADD_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:745.5-745.43
-  prod {{0xFD} {`%`_u32(229):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, SUB_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(229):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, SUB_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:746.5-746.43
-  prod {{0xFD} {`%`_u32(230):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MUL_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(230):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MUL_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:747.5-747.43
-  prod {{0xFD} {`%`_u32(231):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, DIV_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(231):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, DIV_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:748.5-748.43
-  prod {{0xFD} {`%`_u32(232):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MIN_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(232):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:749.5-749.43
-  prod {{0xFD} {`%`_u32(233):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MAX_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(233):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:750.5-750.44
-  prod {{0xFD} {`%`_u32(234):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMIN_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(234):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:751.5-751.44
-  prod {{0xFD} {`%`_u32(235):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMAX_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(235):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:752.5-752.51
-  prod {{0xFD} {`%`_u32(269):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MIN_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(269):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:753.5-753.51
-  prod {{0xFD} {`%`_u32(270):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MAX_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(270):Bu32}} => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:757.5-757.53
-  prod {{0xFD} {`%`_u32(261):Bu32}} => VTERNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_MADD_vternop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(261):Bu32}} => VTERNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_MADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:758.5-758.54
-  prod {{0xFD} {`%`_u32(262):Bu32}} => VTERNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_NMADD_vternop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(262):Bu32}} => VTERNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_NMADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:762.5-762.43
-  prod {{0xFD} {`%`_u32(116):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, CEIL_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(116):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, CEIL_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:763.5-763.44
-  prod {{0xFD} {`%`_u32(117):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, FLOOR_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(117):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, FLOOR_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:764.5-764.44
-  prod {{0xFD} {`%`_u32(122):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, TRUNC_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(122):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, TRUNC_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:765.5-765.46
-  prod {{0xFD} {`%`_u32(148):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEAREST_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(148):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEAREST_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:766.5-766.42
-  prod {{0xFD} {`%`_u32(236):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, ABS_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(236):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, ABS_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:767.5-767.42
-  prod {{0xFD} {`%`_u32(237):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEG_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(237):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEG_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:768.5-768.43
-  prod {{0xFD} {`%`_u32(239):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, SQRT_vunop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(239):Bu32}} => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, SQRT_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:772.5-772.43
-  prod {{0xFD} {`%`_u32(240):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, ADD_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(240):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, ADD_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:773.5-773.43
-  prod {{0xFD} {`%`_u32(241):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, SUB_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(241):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, SUB_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:774.5-774.43
-  prod {{0xFD} {`%`_u32(242):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MUL_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(242):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MUL_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:775.5-775.43
-  prod {{0xFD} {`%`_u32(243):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, DIV_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(243):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, DIV_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:776.5-776.43
-  prod {{0xFD} {`%`_u32(244):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MIN_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(244):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:777.5-777.43
-  prod {{0xFD} {`%`_u32(245):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MAX_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(245):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:778.5-778.44
-  prod {{0xFD} {`%`_u32(246):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMIN_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(246):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:779.5-779.44
-  prod {{0xFD} {`%`_u32(247):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMAX_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(247):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:780.5-780.51
-  prod {{0xFD} {`%`_u32(271):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MIN_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(271):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:781.5-781.51
-  prod {{0xFD} {`%`_u32(272):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MAX_vbinop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(272):Bu32}} => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:785.5-785.53
-  prod {{0xFD} {`%`_u32(263):Bu32}} => VTERNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_MADD_vternop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(263):Bu32}} => VTERNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_MADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:786.5-786.54
-  prod {{0xFD} {`%`_u32(264):Bu32}} => VTERNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_NMADD_vternop_Fnn_M))
+  prod {{0xFD} {mk_uN_u32(264):Bu32}} => VTERNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_NMADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:787.5-787.59
-  prod {{0xFD} {`%`_u32(265):Bu32}} => VTERNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vternop__0_vternop_(I8_Jnn, 16, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(265):Bu32}} => VTERNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vternop__0_vternop_(I8_Jnn, 16, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:788.5-788.59
-  prod {{0xFD} {`%`_u32(266):Bu32}} => VTERNOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vternop__0_vternop_(I16_Jnn, 8, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(266):Bu32}} => VTERNOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vternop__0_vternop_(I16_Jnn, 8, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:789.5-789.59
-  prod {{0xFD} {`%`_u32(267):Bu32}} => VTERNOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vternop__0_vternop_(I32_Jnn, 4, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(267):Bu32}} => VTERNOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vternop__0_vternop_(I32_Jnn, 4, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:790.5-790.59
-  prod {{0xFD} {`%`_u32(268):Bu32}} => VTERNOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vternop__0_vternop_(I64_Jnn, 2, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod {{0xFD} {mk_uN_u32(268):Bu32}} => VTERNOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vternop__0_vternop_(I64_Jnn, 2, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:794.5-794.61
-  prod {{0xFD} {`%`_u32(94):Bu32}} => VCVTOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___3_vcvtop__(F64_Fnn, 2, F32_Fnn, 4, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)))
+  prod {{0xFD} {mk_uN_u32(94):Bu32}} => VCVTOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___3_vcvtop__(F64_Fnn, 2, F32_Fnn, 4, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:795.5-795.61
-  prod {{0xFD} {`%`_u32(95):Bu32}} => VCVTOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___3_vcvtop__(F32_Fnn, 4, F64_Fnn, 2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2))
+  prod {{0xFD} {mk_uN_u32(95):Bu32}} => VCVTOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___3_vcvtop__(F32_Fnn, 4, F64_Fnn, 2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:796.5-796.62
-  prod {{0xFD} {`%`_u32(248):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
+  prod {{0xFD} {mk_uN_u32(248):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:797.5-797.62
-  prod {{0xFD} {`%`_u32(249):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
+  prod {{0xFD} {mk_uN_u32(249):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:798.5-798.60
-  prod {{0xFD} {`%`_u32(250):Bu32}} => VCVTOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), S_sx)))
+  prod {{0xFD} {mk_uN_u32(250):Bu32}} => VCVTOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:799.5-799.60
-  prod {{0xFD} {`%`_u32(251):Bu32}} => VCVTOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), U_sx)))
+  prod {{0xFD} {mk_uN_u32(251):Bu32}} => VCVTOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:800.5-800.67
-  prod {{0xFD} {`%`_u32(252):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
+  prod {{0xFD} {mk_uN_u32(252):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:801.5-801.67
-  prod {{0xFD} {`%`_u32(253):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
+  prod {{0xFD} {mk_uN_u32(253):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:802.5-802.64
-  prod {{0xFD} {`%`_u32(254):Bu32}} => VCVTOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), S_sx)))
+  prod {{0xFD} {mk_uN_u32(254):Bu32}} => VCVTOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), S_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:803.5-803.64
-  prod {{0xFD} {`%`_u32(255):Bu32}} => VCVTOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), U_sx)))
+  prod {{0xFD} {mk_uN_u32(255):Bu32}} => VCVTOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), U_sx)))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:804.5-804.66
-  prod {{0xFD} {`%`_u32(257):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
+  prod {{0xFD} {mk_uN_u32(257):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:805.5-805.66
-  prod {{0xFD} {`%`_u32(258):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
+  prod {{0xFD} {mk_uN_u32(258):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:806.5-806.71
-  prod {{0xFD} {`%`_u32(259):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
+  prod {{0xFD} {mk_uN_u32(259):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
   ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec:807.5-807.71
-  prod {{0xFD} {`%`_u32(260):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
+  prod {{0xFD} {mk_uN_u32(260):Bu32}} => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
 }
 
 ;; ../../../../specification/wasm-3.0/5.3-binary.instructions.spectec
@@ -17767,7 +18698,7 @@ grammar Bexpr : expr
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bsection_(v_N : N, syntax en, grammar BX : en*) : en*
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{en_lst : en*, len : nat} {{`%`_byte(v_N):Bbyte} {`%`_u32(len):Bu32} {en_lst:BX}} => en_lst
+  prod{en_lst : en*, len : nat} {{mk_byte_byte(v_N):Bbyte} {mk_uN_u32(len):Bu32} {en_lst:BX}} => en_lst
     -- if (len = 0)
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
   prod eps => []
@@ -17810,8 +18741,8 @@ grammar Bfuncsec : typeidx*
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Btable : table
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{tt : tabletype, ht : heaptype, at : addrtype, lim : limits} tt:Btabletype => TABLE_table(tt, [`REF.NULL`_instr(ht)])
-    -- if (tt = `%%%`_tabletype(at, lim, REF_reftype(?(NULL_null), ht)))
+  prod{tt : tabletype, ht : heaptype, at : addrtype, lim : limits} tt:Btabletype => TABLE_table(tt, [REF_NULL_instr(ht)])
+    -- if (tt = mk_tabletype_tabletype(at, lim, REF_reftype(?(NULL_null), ht)))
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
   prod{tt : tabletype, e : expr} {{0x40} {0x00} {tt:Btabletype} {e:Bexpr}} => TABLE_table(tt, e)
 
@@ -17868,21 +18799,21 @@ grammar Belemkind : reftype
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Belem : elem
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{y_lst : idx*, e_o : expr} {{`%`_u32(0):Bu32} {e_o:Bexpr} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(REF_reftype(?(), FUNC_heaptype), [`REF.FUNC`_instr(y)*{y <- y_lst}], ACTIVE_elemmode(`%`_tableidx(0), e_o))
+  prod{y_lst : idx*, e_o : expr} {{mk_uN_u32(0):Bu32} {e_o:Bexpr} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(REF_reftype(?(), FUNC_heaptype), [REF_FUNC_instr(y)*{y <- y_lst}], ACTIVE_elemmode(mk_uN_tableidx(0), e_o))
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{rt : reftype, y_lst : idx*} {{`%`_u32(1):Bu32} {rt:Belemkind} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(rt, [`REF.FUNC`_instr(y)*{y <- y_lst}], PASSIVE_elemmode)
+  prod{rt : reftype, y_lst : idx*} {{mk_uN_u32(1):Bu32} {rt:Belemkind} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(rt, [REF_FUNC_instr(y)*{y <- y_lst}], PASSIVE_elemmode)
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{rt : reftype, y_lst : idx*, x : idx, e : expr} {{`%`_u32(2):Bu32} {x:Btableidx} {e:Bexpr} {rt:Belemkind} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(rt, [`REF.FUNC`_instr(y)*{y <- y_lst}], ACTIVE_elemmode(x, e))
+  prod{rt : reftype, y_lst : idx*, x : idx, e : expr} {{mk_uN_u32(2):Bu32} {x:Btableidx} {e:Bexpr} {rt:Belemkind} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(rt, [REF_FUNC_instr(y)*{y <- y_lst}], ACTIVE_elemmode(x, e))
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{rt : reftype, y_lst : idx*} {{`%`_u32(3):Bu32} {rt:Belemkind} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(rt, [`REF.FUNC`_instr(y)*{y <- y_lst}], DECLARE_elemmode)
+  prod{rt : reftype, y_lst : idx*} {{mk_uN_u32(3):Bu32} {rt:Belemkind} {y_lst:Blist(syntax funcidx, grammar Bfuncidx)}} => ELEM_elem(rt, [REF_FUNC_instr(y)*{y <- y_lst}], DECLARE_elemmode)
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{e_lst : expr*, e_O : expr} {{`%`_u32(4):Bu32} {e_O:Bexpr} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(REF_reftype(?(NULL_null), FUNC_heaptype), e_lst, ACTIVE_elemmode(`%`_tableidx(0), e_O))
+  prod{e_lst : expr*, e_O : expr} {{mk_uN_u32(4):Bu32} {e_O:Bexpr} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(REF_reftype(?(NULL_null), FUNC_heaptype), e_lst, ACTIVE_elemmode(mk_uN_tableidx(0), e_O))
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{rt : reftype, e_lst : expr*} {{`%`_u32(5):Bu32} {rt:Breftype} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(rt, e_lst, PASSIVE_elemmode)
+  prod{rt : reftype, e_lst : expr*} {{mk_uN_u32(5):Bu32} {rt:Breftype} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(rt, e_lst, PASSIVE_elemmode)
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{rt : reftype, e_lst : expr*, x : idx, e_O : expr} {{`%`_u32(6):Bu32} {x:Btableidx} {e_O:Bexpr} {rt:Breftype} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(rt, e_lst, ACTIVE_elemmode(x, e_O))
+  prod{rt : reftype, e_lst : expr*, x : idx, e_O : expr} {{mk_uN_u32(6):Bu32} {x:Btableidx} {e_O:Bexpr} {rt:Breftype} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(rt, e_lst, ACTIVE_elemmode(x, e_O))
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{rt : reftype, e_lst : expr*} {{`%`_u32(7):Bu32} {rt:Breftype} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(rt, e_lst, DECLARE_elemmode)
+  prod{rt : reftype, e_lst : expr*} {{mk_uN_u32(7):Bu32} {rt:Breftype} {e_lst:Blist(syntax expr, grammar Bexpr)}} => ELEM_elem(rt, e_lst, DECLARE_elemmode)
 
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Belemsec : elem*
@@ -17892,7 +18823,7 @@ grammar Belemsec : elem*
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Blocals : local*
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{t : valtype, v_n : n} {{`%`_u32(v_n):Bu32} {t:Bvaltype}} => LOCAL_local(t)^v_n{}
+  prod{t : valtype, v_n : n} {{mk_uN_u32(v_n):Bu32} {t:Bvaltype}} => LOCAL_local(t)^v_n{}
 
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bfunc : code
@@ -17903,7 +18834,7 @@ grammar Bfunc : code
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bcode : code
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{v_code : code, len : nat} {{`%`_u32(len):Bu32} {v_code:Bfunc}} => v_code
+  prod{v_code : code, len : nat} {{mk_uN_u32(len):Bu32} {v_code:Bfunc}} => v_code
     -- if (len = 0)
 
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
@@ -17914,11 +18845,11 @@ grammar Bcodesec : code*
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bdata : data
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{b_lst : byte*, e : expr} {{`%`_u32(0):Bu32} {e:Bexpr} {b_lst:Blist(syntax byte, grammar Bbyte)}} => DATA_data(b_lst, ACTIVE_datamode(`%`_memidx(0), e))
+  prod{b_lst : byte*, e : expr} {{mk_uN_u32(0):Bu32} {e:Bexpr} {b_lst:Blist(syntax byte, grammar Bbyte)}} => DATA_data(b_lst, ACTIVE_datamode(mk_uN_memidx(0), e))
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{b_lst : byte*} {{`%`_u32(1):Bu32} {b_lst:Blist(syntax byte, grammar Bbyte)}} => DATA_data(b_lst, PASSIVE_datamode)
+  prod{b_lst : byte*} {{mk_uN_u32(1):Bu32} {b_lst:Blist(syntax byte, grammar Bbyte)}} => DATA_data(b_lst, PASSIVE_datamode)
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{b_lst : byte*, x : idx, e : expr} {{`%`_u32(2):Bu32} {x:Bmemidx} {e:Bexpr} {b_lst:Blist(syntax byte, grammar Bbyte)}} => DATA_data(b_lst, ACTIVE_datamode(x, e))
+  prod{b_lst : byte*, x : idx, e : expr} {{mk_uN_u32(2):Bu32} {x:Bmemidx} {e:Bexpr} {b_lst:Blist(syntax byte, grammar Bbyte)}} => DATA_data(b_lst, ACTIVE_datamode(x, e))
 
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bdatasec : data*
@@ -17928,7 +18859,7 @@ grammar Bdatasec : data*
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bdatacnt : u32*
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{v_n : n} `%`_u32(v_n):Bu32 => [`%`_u32(v_n)]
+  prod{v_n : n} mk_uN_u32(v_n):Bu32 => [mk_uN_u32(v_n)]
 
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bdatacntsec : u32?
@@ -17958,7 +18889,7 @@ grammar Bversion : ()
 ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
 grammar Bmodule : module
   ;; ../../../../specification/wasm-3.0/5.4-binary.modules.spectec
-  prod{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*, typeidx_lst : typeidx*, n_opt : n?, expr_lst : expr*, local_lst_lst : local**} {Bmagic Bversion {Bcustomsec*{}} {type_lst:Btypesec} {Bcustomsec*{}} {import_lst:Bimportsec} {Bcustomsec*{}} {typeidx_lst:Bfuncsec} {Bcustomsec*{}} {table_lst:Btablesec} {Bcustomsec*{}} {mem_lst:Bmemsec} {Bcustomsec*{}} {tag_lst:Btagsec} {Bcustomsec*{}} {global_lst:Bglobalsec} {Bcustomsec*{}} {export_lst:Bexportsec} {Bcustomsec*{}} {start_opt:Bstartsec} {Bcustomsec*{}} {elem_lst:Belemsec} {Bcustomsec*{}} {`%`_u32(v_n)?{v_n <- n_opt}:Bdatacntsec} {Bcustomsec*{}} {(local_lst, v_expr)*{v_expr <- expr_lst, local_lst <- local_lst_lst}:Bcodesec} {Bcustomsec*{}} {data_lst:Bdatasec} {Bcustomsec*{}}} => MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst))
+  prod{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*, typeidx_lst : typeidx*, n_opt : n?, expr_lst : expr*, local_lst_lst : local**} {Bmagic Bversion {Bcustomsec*{}} {type_lst:Btypesec} {Bcustomsec*{}} {import_lst:Bimportsec} {Bcustomsec*{}} {typeidx_lst:Bfuncsec} {Bcustomsec*{}} {table_lst:Btablesec} {Bcustomsec*{}} {mem_lst:Bmemsec} {Bcustomsec*{}} {tag_lst:Btagsec} {Bcustomsec*{}} {global_lst:Bglobalsec} {Bcustomsec*{}} {export_lst:Bexportsec} {Bcustomsec*{}} {start_opt:Bstartsec} {Bcustomsec*{}} {elem_lst:Belemsec} {Bcustomsec*{}} {mk_uN_u32(v_n)?{v_n <- n_opt}:Bdatacntsec} {Bcustomsec*{}} {(local_lst, v_expr)*{v_expr <- expr_lst, local_lst <- local_lst_lst}:Bcodesec} {Bcustomsec*{}} {data_lst:Bdatasec} {Bcustomsec*{}}} => MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst))
     -- (if (v_n = |data_lst|))?{v_n <- n_opt}
     -- if ((n_opt =/= ?()) \/ ($dataidx_funcs(func_lst) = []))
     -- (if (v_func = FUNC_func(v_typeidx, local_lst, v_expr)))*{v_expr <- expr_lst, v_func <- func_lst, local_lst <- local_lst_lst, v_typeidx <- typeidx_lst}
@@ -17966,9 +18897,9 @@ grammar Bmodule : module
 ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec
 grammar Tchar : char
   ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x00 | ... | 0xD7FF) => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x00 | ... | 0xD7FF) => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0xE000 | ... | 0x10FFFF) => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0xE000 | ... | 0x10FFFF) => mk_char_char(`<implicit_prod_result>`)
 
 ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec
 grammar Tsource : ()
@@ -17993,57 +18924,57 @@ grammar TfNplain : ()
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar Tidchar : char
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x30 | ... | 0x39) => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x30 | ... | 0x39) => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x41 | ... | 0x5A) => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x41 | ... | 0x5A) => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x61 | ... | 0x7A) => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:(0x61 | ... | 0x7A) => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x21 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x21 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x23 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x23 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x24 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x24 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x25 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x25 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x26 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x26 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x27 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x27 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2A => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2A => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2B => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2B => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2D => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2D => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2E => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2E => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2F => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x2F => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3A => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3A => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3C => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3C => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3D => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3D => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3E => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3E => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3F => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x3F => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x40 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x40 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x5C => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x5C => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x5E => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x5E => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x5F => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x5F => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x60 => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x60 => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x7C => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x7C => mk_char_char(`<implicit_prod_result>`)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x7E => `%`_char(`<implicit_prod_result>`)
+  prod{`<implicit_prod_result>` : nat} `<implicit_prod_result>`:0x7E => mk_char_char(`<implicit_prod_result>`)
 
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar Tdigit : nat
@@ -18112,21 +19043,21 @@ grammar Thexnum : nat
 grammar Tstringchar : char
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
   prod{c : char} c:Tchar => c
-    -- if (((($proj_char_0(c).0 >= 32) /\ ($proj_char_0(c).0 =/= 127)) /\ (c =/= `%`_char(34))) /\ (c =/= `%`_char(92)))
+    -- if (((($proj_char_0(c).0 >= 32) /\ ($proj_char_0(c).0 =/= 127)) /\ (c =/= mk_char_char(34))) /\ (c =/= mk_char_char(92)))
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod "\\t" => `%`_char(9)
+  prod "\\t" => mk_char_char(9)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod "\\n" => `%`_char(10)
+  prod "\\n" => mk_char_char(10)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod "\\r" => `%`_char(13)
+  prod "\\r" => mk_char_char(13)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod "\\\"" => `%`_char(34)
+  prod "\\\"" => mk_char_char(34)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod "\\'" => `%`_char(39)
+  prod "\\'" => mk_char_char(39)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod "\\\\" => `%`_char(92)
+  prod "\\\\" => mk_char_char(92)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{v_n : n} {{"\\u{"} {v_n:Thexnum} {"}"}} => `%`_char(v_n)
+  prod{v_n : n} {{"\\u{"} {v_n:Thexnum} {"}"}} => mk_char_char(v_n)
     -- if ((v_n < 55296) \/ ((59392 <= v_n) /\ (v_n < 1114112)))
 
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
@@ -18134,7 +19065,7 @@ grammar Tstringelem : byte*
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
   prod{c : char} c:Tstringchar => $utf8([c])
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{h_1 : nat, h_2 : nat} {{"\\"} {h_1:Thexdigit} {h_2:Thexdigit}} => [`%`_byte(((16 * h_1) + h_2))]
+  prod{h_1 : nat, h_2 : nat} {{"\\"} {h_1:Thexdigit} {h_2:Thexdigit}} => [mk_byte_byte(((16 * h_1) + h_2))]
 
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar Tstring : byte*
@@ -18145,15 +19076,15 @@ grammar Tstring : byte*
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar Tname : name
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{c_lst : char*, b_lst : byte*} b_lst:Tstring => `%`_name(c_lst)
+  prod{c_lst : char*, b_lst : byte*} b_lst:Tstring => mk_name_name(c_lst)
     -- if (b_lst = $utf8(c_lst))
 
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar Tid : name
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{c_lst : char*} {{"$"} {c_lst:Tidchar+{}}} => `%`_name(c_lst)
+  prod{c_lst : char*} {{"$"} {c_lst:Tidchar+{}}} => mk_name_name(c_lst)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{c_lst : char*} {{"$"} {`%`_name(c_lst):Tname}} => `%`_name(c_lst)
+  prod{c_lst : char*} {{"$"} {mk_name_name(c_lst):Tname}} => mk_name_name(c_lst)
     -- if (|c_lst| > 0)
 
 ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec
@@ -18206,13 +19137,13 @@ grammar Tblockcomment : ()
 grammar Tblockchar : ()
   ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec:61.5-61.47
   prod{`<implicit_prod_result>` : char, c : char} `<implicit_prod_result>`:c:Tchar => (`<implicit_prod_result>`, ()).1
-    -- if ((c =/= `%`_char(59)) /\ (c =/= `%`_char(40)))
+    -- if ((c =/= mk_char_char(59)) /\ (c =/= mk_char_char(40)))
   ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec:62.5-62.47
   prod{`<implicit_prod_result>` : (), c : char} `<implicit_prod_result>`:{{";"+{}} {c:Tchar}} => (`<implicit_prod_result>`, ()).1
-    -- if ((c =/= `%`_char(59)) /\ (c =/= `%`_char(41)))
+    -- if ((c =/= mk_char_char(59)) /\ (c =/= mk_char_char(41)))
   ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec:63.5-63.47
   prod{`<implicit_prod_result>` : (), c : char} `<implicit_prod_result>`:{{"("+{}} {c:Tchar}} => (`<implicit_prod_result>`, ()).1
-    -- if ((c =/= `%`_char(59)) /\ (c =/= `%`_char(40)))
+    -- if ((c =/= mk_char_char(59)) /\ (c =/= mk_char_char(40)))
   ;; ../../../../specification/wasm-3.0/6.0-text.lexical.spectec:64.5-64.18
   prod{`<implicit_prod_result>` : ()} `<implicit_prod_result>`:Tblockcomment => (`<implicit_prod_result>`, ()).1
 }
@@ -18293,24 +19224,24 @@ grammar Tnum : nat
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar TuN(v_N : N) : uN
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{v_n : n} v_n:Tnum => `%`_uN(v_n)
+  prod{v_n : n} v_n:Tnum => mk_uN_uN(v_n)
     -- if (v_n < (2 ^ v_N))
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{v_n : n} {{"0x"} {v_n:Thexnum}} => `%`_uN(v_n)
+  prod{v_n : n} {{"0x"} {v_n:Thexnum}} => mk_uN_uN(v_n)
     -- if (v_n < (2 ^ v_N))
 
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar TsN(v_N : N) : sN
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{s : int, v_n : n} {{s:Tsign} {`%`_uN(v_n):TuN(v_N)}} => `%`_sN((s * (v_n : nat <:> int)))
+  prod{s : int, v_n : n} {{s:Tsign} {mk_uN_uN(v_n):TuN(v_N)}} => mk_sN_sN((s * (v_n : nat <:> int)))
     -- if ((- ((2 ^ (((v_N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> int) <= (s * (v_n : nat <:> int))) /\ ((s * (v_n : nat <:> int)) < ((2 ^ (((v_N : nat <:> int) - (1 : nat <:> int)) : int <:> nat)) : nat <:> int)))
 
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 grammar TiN(v_N : N) : iN
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{v_n : n} `%`_uN(v_n):TuN(v_N) => `%`_iN(v_n)
+  prod{v_n : n} mk_uN_uN(v_n):TuN(v_N) => mk_uN_iN(v_n)
   ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
-  prod{i : sN} i:TsN(v_N) => `%`_iN($inv_signed_(v_N, $proj_sN_0(i).0))
+  prod{i : sN} i:TsN(v_N) => mk_uN_iN($inv_signed_(v_N, $proj_sN_0(i).0))
 
 ;; ../../../../specification/wasm-3.0/6.1-text.values.spectec
 rec {
@@ -18594,19 +19525,19 @@ grammar Tstoragetype_(v_I : I) : storagetype
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tfieldtype_(v_I : I) : fieldtype
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{zt : storagetype} zt:Tstoragetype_(v_I) => `%%`_fieldtype(?(), zt)
+  prod{zt : storagetype} zt:Tstoragetype_(v_I) => mk_fieldtype_fieldtype(?(), zt)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{zt : storagetype} {{"("} {"mut"} {zt:Tstoragetype_(v_I)} {")"}} => `%%`_fieldtype(?(MUT_mut), zt)
+  prod{zt : storagetype} {{"("} {"mut"} {zt:Tstoragetype_(v_I)} {")"}} => mk_fieldtype_fieldtype(?(MUT_mut), zt)
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tfield_(v_I : I) : (fieldtype, name?)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{ft : fieldtype, id_opt : char?} {{"("} {"field"} {?(`%`_name(lift(id_opt))):Tid?{}} {ft:Tfieldtype_(v_I)} {")"}} => (ft, ?(`%`_name(lift(id_opt))))
+  prod{ft : fieldtype, id_opt : char?} {{"("} {"field"} {?(mk_name_name(lift(id_opt))):Tid?{}} {ft:Tfieldtype_(v_I)} {")"}} => (ft, ?(mk_name_name(lift(id_opt))))
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tparam_(v_I : I) : (valtype, name?)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{t : valtype, id_opt : char?} {{"("} {"param"} {?(`%`_name(lift(id_opt))):Tid?{}} {t:Tvaltype_(v_I)} {")"}} => (t, ?(`%`_name(lift(id_opt))))
+  prod{t : valtype, id_opt : char?} {{"("} {"param"} {?(mk_name_name(lift(id_opt))):Tid?{}} {t:Tvaltype_(v_I)} {")"}} => (t, ?(mk_name_name(lift(id_opt))))
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tresult_(v_I : I) : valtype
@@ -18616,11 +19547,11 @@ grammar Tresult_(v_I : I) : valtype
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tcomptype_(v_I : I) : (comptype, idctxt)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{ft_lst : fieldtype*, id_opt_lst : char?*} {{"("} {"struct"} {(ft, ?(`%`_name(lift(id_opt))))*{ft <- ft_lst, id_opt <- id_opt_lst}:Tlist(syntax (fieldtype, name?), grammar Tfield_(v_I))} {")"}} => (STRUCT_comptype(`%`_list(ft_lst)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [?(`%`_name(lift(id_opt)))*{id_opt <- id_opt_lst}], TYPEDEFS []})
+  prod{ft_lst : fieldtype*, id_opt_lst : char?*} {{"("} {"struct"} {(ft, ?(mk_name_name(lift(id_opt))))*{ft <- ft_lst, id_opt <- id_opt_lst}:Tlist(syntax (fieldtype, name?), grammar Tfield_(v_I))} {")"}} => (STRUCT_comptype(mk_list_list(ft_lst)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [?(mk_name_name(lift(id_opt)))*{id_opt <- id_opt_lst}], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{ft : fieldtype} {{"("} {"array"} {ft:Tfieldtype_(v_I)} {")"}} => (ARRAY_comptype(ft), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [[?(`%`_name([]))]], TYPEDEFS []})
+  prod{ft : fieldtype} {{"("} {"array"} {ft:Tfieldtype_(v_I)} {")"}} => (ARRAY_comptype(ft), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [[?(mk_name_name([]))]], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{t_1_lst : valtype*, t_2_lst : valtype*, id_opt_lst : char?*} {{"("} {"func"} {(t_1, ?(`%`_name(lift(id_opt))))*{id_opt <- id_opt_lst, t_1 <- t_1_lst}:Tlist(syntax (valtype, name?), grammar Tparam_(v_I))} {t_2_lst:Tlist(syntax valtype, grammar Tresult_(v_I))} {")"}} => (`FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [[?(`%`_name([]))]], TYPEDEFS []})
+  prod{t_1_lst : valtype*, t_2_lst : valtype*, id_opt_lst : char?*} {{"("} {"func"} {(t_1, ?(mk_name_name(lift(id_opt))))*{id_opt <- id_opt_lst, t_1 <- t_1_lst}:Tlist(syntax (valtype, name?), grammar Tparam_(v_I))} {t_2_lst:Tlist(syntax valtype, grammar Tresult_(v_I))} {")"}} => (`FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [[?(mk_name_name([]))]], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tfinal : final
@@ -18635,12 +19566,12 @@ grammar Tsubtype_(v_I : I) : (subtype, idctxt)
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Ttypedef_(v_I : I) : (subtype, idctxt)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{st : subtype, I' : I, id_opt : char?} {{"("} {"type"} {?(`%`_name(lift(id_opt))):Tid?{}} {(st, I'):Tsubtype_(v_I)} {")"}} => (st, I' +++ {TYPES [?(`%`_name(lift(id_opt)))], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{st : subtype, I' : I, id_opt : char?} {{"("} {"type"} {?(mk_name_name(lift(id_opt))):Tid?{}} {(st, I'):Tsubtype_(v_I)} {")"}} => (st, I' +++ {TYPES [?(mk_name_name(lift(id_opt)))], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Trectype_(v_I : I) : (rectype, idctxt)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{st_lst : subtype*, I'_lst : I*} {{"("} {"rec"} {(st, I')*{I' <- I'_lst, st <- st_lst}:Tlist(syntax (subtype, idctxt), grammar Ttypedef_(v_I))} {")"}} => (REC_rectype(`%`_list(st_lst)), $concat_idctxt(I'_lst))
+  prod{st_lst : subtype*, I'_lst : I*} {{"("} {"rec"} {(st, I')*{I' <- I'_lst, st <- st_lst}:Tlist(syntax (subtype, idctxt), grammar Ttypedef_(v_I))} {")"}} => (REC_rectype(mk_list_list(st_lst)), $concat_idctxt(I'_lst))
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Taddrtype : addrtype
@@ -18652,22 +19583,22 @@ grammar Taddrtype : addrtype
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tlimits : limits
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{v_n : n} `%`_u64(v_n):Tu64 => `[%..%]`_limits(`%`_u64(v_n), ?())
+  prod{v_n : n} mk_uN_u64(v_n):Tu64 => mk_limits_limits(mk_uN_u64(v_n), ?())
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{v_n : n, v_m : m} {{`%`_u64(v_n):Tu64} {`%`_u64(v_m):Tu64}} => `[%..%]`_limits(`%`_u64(v_n), ?(`%`_u64(v_m)))
+  prod{v_n : n, v_m : m} {{mk_uN_u64(v_n):Tu64} {mk_uN_u64(v_m):Tu64}} => mk_limits_limits(mk_uN_u64(v_n), ?(mk_uN_u64(v_m)))
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Ttypeuse_(v_I : I) : (typeidx, idctxt)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
   prod{x : idx, I' : I, st_lst : subtype*, i : n, t_1_lst : valtype*, t_2_lst : valtype*} {{"("} {"type"} {x:Ttypeidx_(v_I)} {")"}} => (x, I')
-    -- if (v_I.TYPEDEFS_I[$proj_uN_0(x).0] = ?(_DEF_deftype(REC_rectype(`%`_list(st_lst)), i)))
-    -- if (st_lst[i] = SUB_subtype(?(FINAL_final), [], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst))))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name([]))^|t_1_lst|{}, LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (v_I.TYPEDEFS_I[$proj_uN_0(x).0] = ?(_DEF_deftype(REC_rectype(mk_list_list(st_lst)), i)))
+    -- if (st_lst[i] = SUB_subtype(?(FINAL_final), [], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst))))
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(mk_name_name([]))^|t_1_lst|{}, LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{x : idx, I' : I, id_opt_lst : char?*, t_1_lst : valtype*, t_2_lst : valtype*, st_lst : subtype*, i : n} {{"("} {"type"} {x:Ttypeidx_(v_I)} {")"} {(t_1, ?(`%`_name(lift(id_opt))))*{id_opt <- id_opt_lst, t_1 <- t_1_lst}:Tparam_(v_I)*{}} {t_2_lst:Tresult_(v_I)*{}}} => (x, I')
-    -- if (v_I.TYPEDEFS_I[$proj_uN_0(x).0] = ?(_DEF_deftype(REC_rectype(`%`_list(st_lst)), i)))
-    -- if (st_lst[i] = SUB_subtype(?(FINAL_final), [], `FUNC%->%`_comptype(`%`_resulttype(t_1_lst), `%`_resulttype(t_2_lst))))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(`%`_name(lift(id_opt)))*{id_opt <- id_opt_lst}, LABELS [], FIELDS [], TYPEDEFS []})
+  prod{x : idx, I' : I, id_opt_lst : char?*, t_1_lst : valtype*, t_2_lst : valtype*, st_lst : subtype*, i : n} {{"("} {"type"} {x:Ttypeidx_(v_I)} {")"} {(t_1, ?(mk_name_name(lift(id_opt))))*{id_opt <- id_opt_lst, t_1 <- t_1_lst}:Tparam_(v_I)*{}} {t_2_lst:Tresult_(v_I)*{}}} => (x, I')
+    -- if (v_I.TYPEDEFS_I[$proj_uN_0(x).0] = ?(_DEF_deftype(REC_rectype(mk_list_list(st_lst)), i)))
+    -- if (st_lst[i] = SUB_subtype(?(FINAL_final), [], `FUNC%->%`_comptype(mk_list_resulttype(t_1_lst), mk_list_resulttype(t_2_lst))))
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS ?(mk_name_name(lift(id_opt)))*{id_opt <- id_opt_lst}, LABELS [], FIELDS [], TYPEDEFS []})
     -- Idctxt_ok: `|-%:OK`(I')
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
@@ -18678,9 +19609,9 @@ grammar Ttagtype_(v_I : I) : tagtype
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tglobaltype_(v_I : I) : globaltype
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{t : valtype} t:Tvaltype_(v_I) => `%%`_globaltype(?(), t)
+  prod{t : valtype} t:Tvaltype_(v_I) => mk_globaltype_globaltype(?(), t)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{t : valtype} {{"("} {"mut"} {t:Tvaltype_(v_I)} {")"}} => `%%`_globaltype(?(MUT_mut), t)
+  prod{t : valtype} {{"("} {"mut"} {t:Tvaltype_(v_I)} {")"}} => mk_globaltype_globaltype(?(MUT_mut), t)
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Tmemtype_(v_I : I) : memtype
@@ -18690,20 +19621,20 @@ grammar Tmemtype_(v_I : I) : memtype
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Ttabletype_(v_I : I) : tabletype
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{at : addrtype, lim : limits, rt : reftype} {{at:Taddrtype} {lim:Tlimits} {rt:Treftype_(v_I)}} => `%%%`_tabletype(at, lim, rt)
+  prod{at : addrtype, lim : limits, rt : reftype} {{at:Taddrtype} {lim:Tlimits} {rt:Treftype_(v_I)}} => mk_tabletype_tabletype(at, lim, rt)
 
 ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
 grammar Texterntype_(v_I : I) : (externtype, idctxt)
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{jt : tagtype, id_opt : char?} {{"("} {"tag"} {?(`%`_name(lift(id_opt))):Tid?{}} {jt:Ttagtype_(v_I)} {")"}} => (TAG_externtype(jt), {TYPES [], TAGS [?(`%`_name(lift(id_opt)))], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{jt : tagtype, id_opt : char?} {{"("} {"tag"} {?(mk_name_name(lift(id_opt))):Tid?{}} {jt:Ttagtype_(v_I)} {")"}} => (TAG_externtype(jt), {TYPES [], TAGS [?(mk_name_name(lift(id_opt)))], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{gt : globaltype, id_opt : char?} {{"("} {"global"} {?(`%`_name(lift(id_opt))):Tid?{}} {gt:Tglobaltype_(v_I)} {")"}} => (GLOBAL_externtype(gt), {TYPES [], TAGS [], GLOBALS [?(`%`_name(lift(id_opt)))], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{gt : globaltype, id_opt : char?} {{"("} {"global"} {?(mk_name_name(lift(id_opt))):Tid?{}} {gt:Tglobaltype_(v_I)} {")"}} => (GLOBAL_externtype(gt), {TYPES [], TAGS [], GLOBALS [?(mk_name_name(lift(id_opt)))], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{mt : memtype, id_opt : char?} {{"("} {"memory"} {?(`%`_name(lift(id_opt))):Tid?{}} {mt:Tmemtype_(v_I)} {")"}} => (MEM_externtype(mt), {TYPES [], TAGS [], GLOBALS [], MEMS [?(`%`_name(lift(id_opt)))], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{mt : memtype, id_opt : char?} {{"("} {"memory"} {?(mk_name_name(lift(id_opt))):Tid?{}} {mt:Tmemtype_(v_I)} {")"}} => (MEM_externtype(mt), {TYPES [], TAGS [], GLOBALS [], MEMS [?(mk_name_name(lift(id_opt)))], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{tt : tabletype, id_opt : char?} {{"("} {"table"} {?(`%`_name(lift(id_opt))):Tid?{}} {tt:Ttabletype_(v_I)} {")"}} => (TABLE_externtype(tt), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [?(`%`_name(lift(id_opt)))], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{tt : tabletype, id_opt : char?} {{"("} {"table"} {?(mk_name_name(lift(id_opt))):Tid?{}} {tt:Ttabletype_(v_I)} {")"}} => (TABLE_externtype(tt), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [?(mk_name_name(lift(id_opt)))], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.2-text.types.spectec
-  prod{x : idx, id_opt : char?, I' : I} {{"("} {"func"} {?(`%`_name(lift(id_opt))):Tid?{}} {(x, I'):Ttypeuse_(v_I)} {")"}} => (FUNC_externtype(_IDX_typeuse(x)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [?(`%`_name(lift(id_opt)))], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{x : idx, id_opt : char?, I' : I} {{"("} {"func"} {?(mk_name_name(lift(id_opt))):Tid?{}} {(x, I'):Ttypeuse_(v_I)} {")"}} => (FUNC_externtype(_IDX_typeuse(x)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [?(mk_name_name(lift(id_opt)))], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tlabel_(v_I : I) : (name?, I)
@@ -18722,7 +19653,7 @@ grammar Tblocktype_(v_I : I) : blocktype
   prod{t_opt : valtype?} t_opt:Tresult_(v_I)?{} => _RESULT_blocktype(t_opt)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, I' : I} (x, I'):Ttypeuse_(v_I) => _IDX_blocktype(x)
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(mk_name_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tcatch_(v_I : I) : catch
@@ -18746,22 +19677,22 @@ grammar Tlaneidx : laneidx
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Talign_(v_N : N) : u32
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{v_n : n, v_m : m} {{"align="} {`%`_u64(v_m):Tu64}} => `%`_u32(v_n)
+  prod{v_n : n, v_m : m} {{"align="} {mk_uN_u64(v_m):Tu64}} => mk_uN_u32(v_n)
     -- if (v_m = (2 ^ v_n))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod eps => `%`_u32(v_N)
+  prod eps => mk_uN_u32(v_N)
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Toffset : u64
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{v_m : m} {{"offset="} {`%`_u64(v_m):Tu64}} => `%`_u64(v_m)
+  prod{v_m : m} {{"offset="} {mk_uN_u64(v_m):Tu64}} => mk_uN_u64(v_m)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod eps => `%`_u64(0)
+  prod eps => mk_uN_u64(0)
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tmemarg_(v_N : N) : memarg
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{v_n : n, v_m : m} {{`%`_u32(v_n):Talign_(v_N)} {`%`_u64(v_m):Toffset}} => {ALIGN `%`_u32(v_n), OFFSET `%`_u64(v_m)}
+  prod{v_n : n, v_m : m} {{mk_uN_u32(v_n):Talign_(v_N)} {mk_uN_u64(v_m):Toffset}} => {ALIGN mk_uN_u32(v_n), OFFSET mk_uN_u64(v_m)}
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 grammar Tplaininstr_(v_I : I) : instr
@@ -18793,7 +19724,7 @@ grammar Tplaininstr_(v_I : I) : instr
   prod{x : idx} {{"call_ref"} {x:Ttypeidx_(v_I)}} => CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"call_indirect"} {x:Ttableidx_(v_I)} {(y, I'):Ttypeuse_(v_I)}} => CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(mk_name_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "return" => RETURN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -18802,37 +19733,37 @@ grammar Tplaininstr_(v_I : I) : instr
   prod{x : idx} {{"return_call_ref"} {x:Ttypeidx_(v_I)}} => RETURN_CALL_REF_instr(_IDX_typeuse(x))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, y : idx, I' : I} {{"return_call_indirect"} {x:Ttableidx_(v_I)} {(y, I'):Ttypeuse_(v_I)}} => RETURN_CALL_INDIRECT_instr(x, _IDX_typeuse(y))
-    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
+    -- if (I' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(mk_name_name([]))], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx} {{"throw"} {x:Ttagidx_(v_I)}} => THROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "throw_ref" => THROW_REF_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"local.get"} {x:Tlocalidx_(v_I)}} => `LOCAL.GET`_instr(x)
+  prod{x : idx} {{"local.get"} {x:Tlocalidx_(v_I)}} => LOCAL_GET_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"local.set"} {x:Tlocalidx_(v_I)}} => `LOCAL.SET`_instr(x)
+  prod{x : idx} {{"local.set"} {x:Tlocalidx_(v_I)}} => LOCAL_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"local.tee"} {x:Tlocalidx_(v_I)}} => `LOCAL.TEE`_instr(x)
+  prod{x : idx} {{"local.tee"} {x:Tlocalidx_(v_I)}} => LOCAL_TEE_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"global.get"} {x:Tglobalidx_(v_I)}} => `GLOBAL.GET`_instr(x)
+  prod{x : idx} {{"global.get"} {x:Tglobalidx_(v_I)}} => GLOBAL_GET_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"global.set"} {x:Tglobalidx_(v_I)}} => `GLOBAL.SET`_instr(x)
+  prod{x : idx} {{"global.set"} {x:Tglobalidx_(v_I)}} => GLOBAL_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"table.get"} {x:Ttableidx_(v_I)}} => `TABLE.GET`_instr(x)
+  prod{x : idx} {{"table.get"} {x:Ttableidx_(v_I)}} => TABLE_GET_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"table.set"} {x:Ttableidx_(v_I)}} => `TABLE.SET`_instr(x)
+  prod{x : idx} {{"table.set"} {x:Ttableidx_(v_I)}} => TABLE_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"table.size"} {x:Ttableidx_(v_I)}} => `TABLE.SIZE`_instr(x)
+  prod{x : idx} {{"table.size"} {x:Ttableidx_(v_I)}} => TABLE_SIZE_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"table.grow"} {x:Ttableidx_(v_I)}} => `TABLE.GROW`_instr(x)
+  prod{x : idx} {{"table.grow"} {x:Ttableidx_(v_I)}} => TABLE_GROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"table.fill"} {x:Ttableidx_(v_I)}} => `TABLE.FILL`_instr(x)
+  prod{x : idx} {{"table.fill"} {x:Ttableidx_(v_I)}} => TABLE_FILL_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x_1 : idx, x_2 : idx} {{"table.copy"} {x_1:Ttableidx_(v_I)} {x_2:Ttableidx_(v_I)}} => `TABLE.COPY`_instr(x_1, x_2)
+  prod{x_1 : idx, x_2 : idx} {{"table.copy"} {x_1:Ttableidx_(v_I)} {x_2:Ttableidx_(v_I)}} => TABLE_COPY_instr(x_1, x_2)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, y : idx} {{"table.init"} {x:Ttableidx_(v_I)} {y:Telemidx_(v_I)}} => `TABLE.INIT`_instr(x, y)
+  prod{x : idx, y : idx} {{"table.init"} {x:Ttableidx_(v_I)} {y:Telemidx_(v_I)}} => TABLE_INIT_instr(x, y)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"elem.drop"} {x:Telemidx_(v_I)}} => `ELEM.DROP`_instr(x)
+  prod{x : idx} {{"elem.drop"} {x:Telemidx_(v_I)}} => ELEM_DROP_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, ao : memarg} {{"i32.load"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => LOAD_instr(I32_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -18842,59 +19773,59 @@ grammar Tplaininstr_(v_I : I) : instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, ao : memarg} {{"f64.load"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => LOAD_instr(F64_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i32.load8_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i32.load8_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i32.load8_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i32.load8_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i32.load16_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(16), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i32.load16_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i32.load16_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, `%_%`_loadop_Inn(`%`_sz(16), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i32.load16_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I32_numtype, ?(mk_loadop__0_loadop_(I32_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.load8_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(8), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.load8_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.load8_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(8), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.load8_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(8), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.load16_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(16), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.load16_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.load16_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(16), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.load16_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(16), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.load32_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(32), S_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.load32_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(32), S_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.load32_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, `%_%`_loadop_Inn(`%`_sz(32), U_sx))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.load32_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => LOAD_instr(I64_numtype, ?(mk_loadop__0_loadop_(I64_Inn, mk_loadop_Inn_loadop_Inn(mk_sz_sz(32), U_sx))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, ao : memarg} {{"v128.load"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(16)}} => VLOAD_instr(V128_vectype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load8x8_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(8), 8, S_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load8x8_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(8), 8, S_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load8x8_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(8), 8, U_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load8x8_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(8), 8, U_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load16x4_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(16), 4, S_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load16x4_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(16), 4, S_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load16x4_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(16), 4, U_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load16x4_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(16), 4, U_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load32x2_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(32), 2, S_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load32x2_s"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(32), 2, S_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load32x2_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(`%`_sz(32), 2, U_sx)), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load32x2_u"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(`SHAPE%X%_%`_vloadop_(mk_sz_sz(32), 2, U_sx)), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load8_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(8))), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load8_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(8))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load16_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(16))), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load16_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(16))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load32_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(32))), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load32_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(32))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load64_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(`%`_sz(64))), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load64_splat"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(SPLAT_vloadop_(mk_sz_sz(64))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load32_zero"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(32))), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load32_zero"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(mk_sz_sz(32))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"v128.load64_zero"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(`%`_sz(64))), x, ao)
+  prod{x : idx, ao : memarg} {{"v128.load64_zero"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => VLOAD_instr(V128_vectype, ?(ZERO_vloadop_(mk_sz_sz(64))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load8_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(8), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load8_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(8), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load16_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(16), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load16_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(16), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load32_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(32), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load32_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(32), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load64_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, `%`_sz(64), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.load64_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)} {i:Tlaneidx}} => VLOAD_LANE_instr(V128_vectype, mk_sz_sz(64), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, ao : memarg} {{"i32.store"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => STORE_instr(I32_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -18904,101 +19835,101 @@ grammar Tplaininstr_(v_I : I) : instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, ao : memarg} {{"f64.store"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)}} => STORE_instr(F64_numtype, ?(), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i32.store8"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, ao)
+  prod{x : idx, ao : memarg} {{"i32.store8"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i32.store16"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, `%`_storeop_Inn(`%`_sz(16)))), x, ao)
+  prod{x : idx, ao : memarg} {{"i32.store16"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => STORE_instr(I32_numtype, ?(mk_storeop__0_storeop_(I32_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(16)))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.store8"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, `%`_storeop_Inn(`%`_sz(8)))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.store8"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(8)))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.store16"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, `%`_storeop_Inn(`%`_sz(16)))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.store16"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(16)))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg} {{"i64.store32"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, `%`_storeop_Inn(`%`_sz(32)))), x, ao)
+  prod{x : idx, ao : memarg} {{"i64.store32"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)}} => STORE_instr(I64_numtype, ?(mk_storeop__0_storeop_(I64_Inn, mk_storeop_Inn_storeop_Inn(mk_sz_sz(32)))), x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{x : idx, ao : memarg} {{"v128.store"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(16)}} => VSTORE_instr(V128_vectype, x, ao)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store8_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(8), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store8_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(1)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(8), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store16_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(16), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store16_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(2)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(16), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store32_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(32), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store32_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(4)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(32), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store64_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, `%`_sz(64), x, ao, i)
+  prod{x : idx, ao : memarg, i : laneidx} {{"v128.store64_lane"} {x:Tmemidx_(v_I)} {ao:Tmemarg_(8)} {i:Tlaneidx}} => VSTORE_LANE_instr(V128_vectype, mk_sz_sz(64), x, ao, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"memory.size"} {x:Tmemidx_(v_I)}} => `MEMORY.SIZE`_instr(x)
+  prod{x : idx} {{"memory.size"} {x:Tmemidx_(v_I)}} => MEMORY_SIZE_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"memory.grow"} {x:Tmemidx_(v_I)}} => `MEMORY.GROW`_instr(x)
+  prod{x : idx} {{"memory.grow"} {x:Tmemidx_(v_I)}} => MEMORY_GROW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"memory.fill"} {x:Tmemidx_(v_I)}} => `MEMORY.FILL`_instr(x)
+  prod{x : idx} {{"memory.fill"} {x:Tmemidx_(v_I)}} => MEMORY_FILL_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x_1 : idx, x_2 : idx} {{"memory.copy"} {x_1:Tmemidx_(v_I)} {x_2:Tmemidx_(v_I)}} => `MEMORY.COPY`_instr(x_1, x_2)
+  prod{x_1 : idx, x_2 : idx} {{"memory.copy"} {x_1:Tmemidx_(v_I)} {x_2:Tmemidx_(v_I)}} => MEMORY_COPY_instr(x_1, x_2)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, y : idx} {{"memory.init"} {x:Tmemidx_(v_I)} {y:Tdataidx_(v_I)}} => `MEMORY.INIT`_instr(x, y)
+  prod{x : idx, y : idx} {{"memory.init"} {x:Tmemidx_(v_I)} {y:Tdataidx_(v_I)}} => MEMORY_INIT_instr(x, y)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"data.drop"} {x:Tdataidx_(v_I)}} => `DATA.DROP`_instr(x)
+  prod{x : idx} {{"data.drop"} {x:Tdataidx_(v_I)}} => DATA_DROP_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{ht : heaptype} {{"ref.null"} {ht:Theaptype_(v_I)}} => `REF.NULL`_instr(ht)
+  prod{ht : heaptype} {{"ref.null"} {ht:Theaptype_(v_I)}} => REF_NULL_instr(ht)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"ref.func"} {x:Tfuncidx_(v_I)}} => `REF.FUNC`_instr(x)
+  prod{x : idx} {{"ref.func"} {x:Tfuncidx_(v_I)}} => REF_FUNC_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "ref.is_null" => `REF.IS_NULL`_instr
+  prod "ref.is_null" => REF_IS_NULL_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "ref.as_non_null" => `REF.AS_NON_NULL`_instr
+  prod "ref.as_non_null" => REF_AS_NON_NULL_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "ref.eq" => `REF.EQ`_instr
+  prod "ref.eq" => REF_EQ_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{rt : reftype} {{"ref.test"} {rt:Treftype_(v_I)}} => `REF.TEST`_instr(rt)
+  prod{rt : reftype} {{"ref.test"} {rt:Treftype_(v_I)}} => REF_TEST_instr(rt)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{rt : reftype} {{"ref.cast"} {rt:Treftype_(v_I)}} => `REF.CAST`_instr(rt)
+  prod{rt : reftype} {{"ref.cast"} {rt:Treftype_(v_I)}} => REF_CAST_instr(rt)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "ref.i31" => `REF.I31`_instr
+  prod "ref.i31" => REF_I31_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i31.get_s" => `I31.GET`_instr(S_sx)
+  prod "i31.get_s" => I31_GET_instr(S_sx)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i31.get_u" => `I31.GET`_instr(U_sx)
+  prod "i31.get_u" => I31_GET_instr(U_sx)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"struct.new"} {x:Ttypeidx_(v_I)}} => `STRUCT.NEW`_instr(x)
+  prod{x : idx} {{"struct.new"} {x:Ttypeidx_(v_I)}} => STRUCT_NEW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"struct.new_default"} {x:Ttypeidx_(v_I)}} => `STRUCT.NEW_DEFAULT`_instr(x)
+  prod{x : idx} {{"struct.new_default"} {x:Ttypeidx_(v_I)}} => STRUCT_NEW_DEFAULT_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, i : fieldidx} {{"struct.get"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => `STRUCT.GET`_instr(?(), x, i)
+  prod{x : idx, i : fieldidx} {{"struct.get"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => STRUCT_GET_instr(?(), x, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, i : fieldidx} {{"struct.get_s"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => `STRUCT.GET`_instr(?(S_sx), x, i)
+  prod{x : idx, i : fieldidx} {{"struct.get_s"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => STRUCT_GET_instr(?(S_sx), x, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, i : fieldidx} {{"struct.get_u"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => `STRUCT.GET`_instr(?(U_sx), x, i)
+  prod{x : idx, i : fieldidx} {{"struct.get_u"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => STRUCT_GET_instr(?(U_sx), x, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, i : fieldidx} {{"struct.set"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => `STRUCT.SET`_instr(x, i)
+  prod{x : idx, i : fieldidx} {{"struct.set"} {x:Ttypeidx_(v_I)} {i:Tfieldidx__(v_I, x)}} => STRUCT_SET_instr(x, i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"array.new"} {x:Ttypeidx_(v_I)}} => `ARRAY.NEW`_instr(x)
+  prod{x : idx} {{"array.new"} {x:Ttypeidx_(v_I)}} => ARRAY_NEW_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"array.new_default"} {x:Ttypeidx_(v_I)}} => `ARRAY.NEW_DEFAULT`_instr(x)
+  prod{x : idx} {{"array.new_default"} {x:Ttypeidx_(v_I)}} => ARRAY_NEW_DEFAULT_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, v_n : n} {{"array.new_fixed"} {x:Ttypeidx_(v_I)} {`%`_u32(v_n):Tu32}} => `ARRAY.NEW_FIXED`_instr(x, `%`_u32(v_n))
+  prod{x : idx, v_n : n} {{"array.new_fixed"} {x:Ttypeidx_(v_I)} {mk_uN_u32(v_n):Tu32}} => ARRAY_NEW_FIXED_instr(x, mk_uN_u32(v_n))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, y : idx} {{"array.new_data"} {x:Ttypeidx_(v_I)} {y:Tdataidx_(v_I)}} => `ARRAY.NEW_DATA`_instr(x, y)
+  prod{x : idx, y : idx} {{"array.new_data"} {x:Ttypeidx_(v_I)} {y:Tdataidx_(v_I)}} => ARRAY_NEW_DATA_instr(x, y)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, y : idx} {{"array.new_elem"} {x:Ttypeidx_(v_I)} {y:Telemidx_(v_I)}} => `ARRAY.NEW_ELEM`_instr(x, y)
+  prod{x : idx, y : idx} {{"array.new_elem"} {x:Ttypeidx_(v_I)} {y:Telemidx_(v_I)}} => ARRAY_NEW_ELEM_instr(x, y)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"array.get"} {x:Ttypeidx_(v_I)}} => `ARRAY.GET`_instr(?(), x)
+  prod{x : idx} {{"array.get"} {x:Ttypeidx_(v_I)}} => ARRAY_GET_instr(?(), x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"array.get_s"} {x:Ttypeidx_(v_I)}} => `ARRAY.GET`_instr(?(S_sx), x)
+  prod{x : idx} {{"array.get_s"} {x:Ttypeidx_(v_I)}} => ARRAY_GET_instr(?(S_sx), x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"array.get_u"} {x:Ttypeidx_(v_I)}} => `ARRAY.GET`_instr(?(U_sx), x)
+  prod{x : idx} {{"array.get_u"} {x:Ttypeidx_(v_I)}} => ARRAY_GET_instr(?(U_sx), x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"array.set"} {x:Ttypeidx_(v_I)}} => `ARRAY.SET`_instr(x)
+  prod{x : idx} {{"array.set"} {x:Ttypeidx_(v_I)}} => ARRAY_SET_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "array.len" => `ARRAY.LEN`_instr
+  prod "array.len" => ARRAY_LEN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx} {{"array.fill"} {x:Ttypeidx_(v_I)}} => `ARRAY.FILL`_instr(x)
+  prod{x : idx} {{"array.fill"} {x:Ttypeidx_(v_I)}} => ARRAY_FILL_instr(x)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x_1 : idx, x_2 : idx} {{"array.copy"} {x_1:Ttypeidx_(v_I)} {x_2:Ttypeidx_(v_I)}} => `ARRAY.COPY`_instr(x_1, x_2)
+  prod{x_1 : idx, x_2 : idx} {{"array.copy"} {x_1:Ttypeidx_(v_I)} {x_2:Ttypeidx_(v_I)}} => ARRAY_COPY_instr(x_1, x_2)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, y : idx} {{"array.init_data"} {x:Ttypeidx_(v_I)} {y:Tdataidx_(v_I)}} => `ARRAY.INIT_DATA`_instr(x, y)
+  prod{x : idx, y : idx} {{"array.init_data"} {x:Ttypeidx_(v_I)} {y:Tdataidx_(v_I)}} => ARRAY_INIT_DATA_instr(x, y)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{x : idx, y : idx} {{"array.init_elem"} {x:Ttypeidx_(v_I)} {y:Telemidx_(v_I)}} => `ARRAY.INIT_ELEM`_instr(x, y)
+  prod{x : idx, y : idx} {{"array.init_elem"} {x:Ttypeidx_(v_I)} {y:Telemidx_(v_I)}} => ARRAY_INIT_ELEM_instr(x, y)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "any.convert_extern" => `ANY.CONVERT_EXTERN`_instr
+  prod "any.convert_extern" => ANY_CONVERT_EXTERN_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "extern.convert_any" => `EXTERN.CONVERT_ANY`_instr
+  prod "extern.convert_any" => EXTERN_CONVERT_ANY_instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{c : u32} {{"i32.const"} {c:Ti32}} => CONST_instr(I32_numtype, mk_num__0_num_(I32_Inn, c))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -19082,9 +20013,9 @@ grammar Tplaininstr_(v_I : I) : instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "i32.popcnt" => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, POPCNT_unop_Inn))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32.extend8_s" => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(8))))
+  prod "i32.extend8_s" => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(mk_sz_sz(8))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32.extend16_s" => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(`%`_sz(16))))
+  prod "i32.extend16_s" => UNOP_instr(I32_numtype, mk_unop__0_unop_(I32_Inn, EXTEND_unop_Inn(mk_sz_sz(16))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "i64.clz" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, CLZ_unop_Inn))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -19092,11 +20023,11 @@ grammar Tplaininstr_(v_I : I) : instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "i64.popcnt" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, POPCNT_unop_Inn))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64.extend8_s" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(8))))
+  prod "i64.extend8_s" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(mk_sz_sz(8))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64.extend16_s" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(16))))
+  prod "i64.extend16_s" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(mk_sz_sz(16))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64.extend32_s" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(`%`_sz(32))))
+  prod "i64.extend32_s" => UNOP_instr(I64_numtype, mk_unop__0_unop_(I64_Inn, EXTEND_unop_Inn(mk_sz_sz(32))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "f32.abs" => UNOP_instr(F32_numtype, mk_unop__1_unop_(F32_Fnn, ABS_unop_Fnn))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -19292,205 +20223,205 @@ grammar Tplaininstr_(v_I : I) : instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod{c_lst : f64*} {{"v128.const"} {"f64x2"} {c_lst:Tf64^2{}}} => VCONST_instr(V128_vectype, $inv_ibytes_(128, $concat_(syntax byte, $fbytes_(64, c)*{c <- c_lst})))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i_lst : laneidx*} {{"i8x16.shuffle"} {i_lst:Tlaneidx^16{}}} => VSHUFFLE_instr(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(16))), i_lst)
+  prod{i_lst : laneidx*} {{"i8x16.shuffle"} {i_lst:Tlaneidx^16{}}} => VSHUFFLE_instr(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), i_lst)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.swizzle" => VSWIZZLOP_instr(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vswizzlop__0_vswizzlop_(16, SWIZZLE_vswizzlop_M))
+  prod "i8x16.swizzle" => VSWIZZLOP_instr(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vswizzlop__0_vswizzlop_(16, SWIZZLE_vswizzlop_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.relaxed_swizzle" => VSWIZZLOP_instr(`%`_bshape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vswizzlop__0_vswizzlop_(16, RELAXED_SWIZZLE_vswizzlop_M))
+  prod "i8x16.relaxed_swizzle" => VSWIZZLOP_instr(mk_bshape_bshape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vswizzlop__0_vswizzlop_(16, RELAXED_SWIZZLE_vswizzlop_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.splat" => VSPLAT_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)))
+  prod "i8x16.splat" => VSPLAT_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.splat" => VSPLAT_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)))
+  prod "i16x8.splat" => VSPLAT_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.splat" => VSPLAT_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)))
+  prod "i32x4.splat" => VSPLAT_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.splat" => VSPLAT_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)))
+  prod "i64x2.splat" => VSPLAT_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.splat" => VSPLAT_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)))
+  prod "f32x4.splat" => VSPLAT_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.splat" => VSPLAT_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)))
+  prod "f64x2.splat" => VSPLAT_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i8x16.extract_lane_s"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), ?(S_sx), i)
+  prod{i : laneidx} {{"i8x16.extract_lane_s"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), ?(S_sx), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i8x16.extract_lane_u"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), ?(U_sx), i)
+  prod{i : laneidx} {{"i8x16.extract_lane_u"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), ?(U_sx), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i16x8.extract_lane_s"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), ?(S_sx), i)
+  prod{i : laneidx} {{"i16x8.extract_lane_s"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), ?(S_sx), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i16x8.extract_lane_u"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), ?(U_sx), i)
+  prod{i : laneidx} {{"i16x8.extract_lane_u"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), ?(U_sx), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i32x4.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), ?(), i)
+  prod{i : laneidx} {{"i32x4.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), ?(), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i64x2.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), ?(), i)
+  prod{i : laneidx} {{"i64x2.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), ?(), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"f32x4.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), ?(), i)
+  prod{i : laneidx} {{"f32x4.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), ?(), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"f64x2.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), ?(), i)
+  prod{i : laneidx} {{"f64x2.extract_lane"} {i:Tlaneidx}} => VEXTRACT_LANE_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), ?(), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i8x16.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), i)
+  prod{i : laneidx} {{"i8x16.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i16x8.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), i)
+  prod{i : laneidx} {{"i16x8.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i32x4.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), i)
+  prod{i : laneidx} {{"i32x4.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"i64x2.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), i)
+  prod{i : laneidx} {{"i64x2.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"f32x4.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), i)
+  prod{i : laneidx} {{"f32x4.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod{i : laneidx} {{"f64x2.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), i)
+  prod{i : laneidx} {{"f64x2.replace_lane"} {i:Tlaneidx}} => VREPLACE_LANE_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), i)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "v128.any_true" => VVTESTOP_instr(V128_vectype, ANY_TRUE_vvtestop)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.all_true" => VTESTOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vtestop__0_vtestop_(I8_Jnn, 16, ALL_TRUE_vtestop_Jnn_M))
+  prod "i8x16.all_true" => VTESTOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vtestop__0_vtestop_(I8_Jnn, 16, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.all_true" => VTESTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vtestop__0_vtestop_(I16_Jnn, 8, ALL_TRUE_vtestop_Jnn_M))
+  prod "i16x8.all_true" => VTESTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vtestop__0_vtestop_(I16_Jnn, 8, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.all_true" => VTESTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vtestop__0_vtestop_(I32_Jnn, 4, ALL_TRUE_vtestop_Jnn_M))
+  prod "i32x4.all_true" => VTESTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vtestop__0_vtestop_(I32_Jnn, 4, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.all_true" => VTESTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vtestop__0_vtestop_(I64_Jnn, 2, ALL_TRUE_vtestop_Jnn_M))
+  prod "i64x2.all_true" => VTESTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vtestop__0_vtestop_(I64_Jnn, 2, ALL_TRUE_vtestop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.eq" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, EQ_vrelop_Jnn_M))
+  prod "i8x16.eq" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.ne" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, NE_vrelop_Jnn_M))
+  prod "i8x16.ne" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.lt_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(S_sx)))
+  prod "i8x16.lt_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.lt_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(U_sx)))
+  prod "i8x16.lt_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.gt_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(S_sx)))
+  prod "i8x16.gt_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.gt_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(U_sx)))
+  prod "i8x16.gt_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.le_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(S_sx)))
+  prod "i8x16.le_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.le_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(U_sx)))
+  prod "i8x16.le_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, LE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.ge_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(S_sx)))
+  prod "i8x16.ge_s" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.ge_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(U_sx)))
+  prod "i8x16.ge_u" => VRELOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vrelop__0_vrelop_(I8_Jnn, 16, GE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.eq" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, EQ_vrelop_Jnn_M))
+  prod "i16x8.eq" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.ne" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, NE_vrelop_Jnn_M))
+  prod "i16x8.ne" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.lt_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(S_sx)))
+  prod "i16x8.lt_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.lt_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(U_sx)))
+  prod "i16x8.lt_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.gt_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(S_sx)))
+  prod "i16x8.gt_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.gt_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(U_sx)))
+  prod "i16x8.gt_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.le_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(S_sx)))
+  prod "i16x8.le_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.le_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(U_sx)))
+  prod "i16x8.le_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, LE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.ge_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(S_sx)))
+  prod "i16x8.ge_s" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.ge_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(U_sx)))
+  prod "i16x8.ge_u" => VRELOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vrelop__0_vrelop_(I16_Jnn, 8, GE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.eq" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, EQ_vrelop_Jnn_M))
+  prod "i32x4.eq" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.ne" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, NE_vrelop_Jnn_M))
+  prod "i32x4.ne" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.lt_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(S_sx)))
+  prod "i32x4.lt_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.lt_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(U_sx)))
+  prod "i32x4.lt_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.gt_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(S_sx)))
+  prod "i32x4.gt_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.gt_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(U_sx)))
+  prod "i32x4.gt_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GT_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.le_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(S_sx)))
+  prod "i32x4.le_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.le_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(U_sx)))
+  prod "i32x4.le_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, LE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.ge_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(S_sx)))
+  prod "i32x4.ge_s" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.ge_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(U_sx)))
+  prod "i32x4.ge_u" => VRELOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vrelop__0_vrelop_(I32_Jnn, 4, GE_vrelop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.eq" => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, EQ_vrelop_Jnn_M))
+  prod "i64x2.eq" => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, EQ_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.ne" => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, NE_vrelop_Jnn_M))
+  prod "i64x2.ne" => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, NE_vrelop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.lt_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LT_vrelop_Jnn_M(S_sx)))
+  prod "i64x2.lt_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.gt_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GT_vrelop_Jnn_M(S_sx)))
+  prod "i64x2.gt_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GT_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.le_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LE_vrelop_Jnn_M(S_sx)))
+  prod "i64x2.le_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, LE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.ge_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GE_vrelop_Jnn_M(S_sx)))
+  prod "i64x2.ge_s" => VRELOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vrelop__0_vrelop_(I64_Jnn, 2, GE_vrelop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.eq" => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, EQ_vrelop_Fnn_M))
+  prod "f32x4.eq" => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, EQ_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.ne" => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, NE_vrelop_Fnn_M))
+  prod "f32x4.ne" => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, NE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.lt" => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LT_vrelop_Fnn_M))
+  prod "f32x4.lt" => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.gt" => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GT_vrelop_Fnn_M))
+  prod "f32x4.gt" => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.le" => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LE_vrelop_Fnn_M))
+  prod "f32x4.le" => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, LE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.ge" => VRELOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GE_vrelop_Fnn_M))
+  prod "f32x4.ge" => VRELOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vrelop__1_vrelop_(F32_Fnn, 4, GE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.eq" => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, EQ_vrelop_Fnn_M))
+  prod "f64x2.eq" => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, EQ_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.ne" => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, NE_vrelop_Fnn_M))
+  prod "f64x2.ne" => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, NE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.lt" => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LT_vrelop_Fnn_M))
+  prod "f64x2.lt" => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.gt" => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GT_vrelop_Fnn_M))
+  prod "f64x2.gt" => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GT_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.le" => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LE_vrelop_Fnn_M))
+  prod "f64x2.le" => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, LE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.ge" => VRELOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GE_vrelop_Fnn_M))
+  prod "f64x2.ge" => VRELOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vrelop__1_vrelop_(F64_Fnn, 2, GE_vrelop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "v128.not" => VVUNOP_instr(V128_vectype, NOT_vvunop)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.abs" => VUNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, ABS_vunop_Jnn_M))
+  prod "i8x16.abs" => VUNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.neg" => VUNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, NEG_vunop_Jnn_M))
+  prod "i8x16.neg" => VUNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.popcnt" => VUNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, POPCNT_vunop_Jnn_M))
+  prod "i8x16.popcnt" => VUNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vunop__0_vunop_(I8_Jnn, 16, POPCNT_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.abs" => VUNOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, ABS_vunop_Jnn_M))
+  prod "i16x8.abs" => VUNOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.neg" => VUNOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, NEG_vunop_Jnn_M))
+  prod "i16x8.neg" => VUNOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vunop__0_vunop_(I16_Jnn, 8, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.abs" => VUNOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, ABS_vunop_Jnn_M))
+  prod "i32x4.abs" => VUNOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.neg" => VUNOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, NEG_vunop_Jnn_M))
+  prod "i32x4.neg" => VUNOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vunop__0_vunop_(I32_Jnn, 4, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.abs" => VUNOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, ABS_vunop_Jnn_M))
+  prod "i64x2.abs" => VUNOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, ABS_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.neg" => VUNOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, NEG_vunop_Jnn_M))
+  prod "i64x2.neg" => VUNOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vunop__0_vunop_(I64_Jnn, 2, NEG_vunop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.abs" => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, ABS_vunop_Fnn_M))
+  prod "f32x4.abs" => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, ABS_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.neg" => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEG_vunop_Fnn_M))
+  prod "f32x4.neg" => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEG_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.sqrt" => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, SQRT_vunop_Fnn_M))
+  prod "f32x4.sqrt" => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, SQRT_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.ceil" => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, CEIL_vunop_Fnn_M))
+  prod "f32x4.ceil" => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, CEIL_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.floor" => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, FLOOR_vunop_Fnn_M))
+  prod "f32x4.floor" => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, FLOOR_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.trunc" => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, TRUNC_vunop_Fnn_M))
+  prod "f32x4.trunc" => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, TRUNC_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.nearest" => VUNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEAREST_vunop_Fnn_M))
+  prod "f32x4.nearest" => VUNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vunop__1_vunop_(F32_Fnn, 4, NEAREST_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.abs" => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, ABS_vunop_Fnn_M))
+  prod "f64x2.abs" => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, ABS_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.neg" => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEG_vunop_Fnn_M))
+  prod "f64x2.neg" => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEG_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.sqrt" => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, SQRT_vunop_Fnn_M))
+  prod "f64x2.sqrt" => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, SQRT_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.ceil" => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, CEIL_vunop_Fnn_M))
+  prod "f64x2.ceil" => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, CEIL_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.floor" => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, FLOOR_vunop_Fnn_M))
+  prod "f64x2.floor" => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, FLOOR_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.trunc" => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, TRUNC_vunop_Fnn_M))
+  prod "f64x2.trunc" => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, TRUNC_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.nearest" => VUNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEAREST_vunop_Fnn_M))
+  prod "f64x2.nearest" => VUNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vunop__1_vunop_(F64_Fnn, 2, NEAREST_vunop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "v128.and" => VVBINOP_instr(V128_vectype, AND_vvbinop)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
@@ -19500,259 +20431,259 @@ grammar Tplaininstr_(v_I : I) : instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "v128.xor" => VVBINOP_instr(V128_vectype, XOR_vvbinop)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.add" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_vbinop_Jnn_M))
+  prod "i8x16.add" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.add_sat_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(S_sx)))
+  prod "i8x16.add_sat_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.add_sat_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(U_sx)))
+  prod "i8x16.add_sat_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, ADD_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.sub" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_vbinop_Jnn_M))
+  prod "i8x16.sub" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.sub_sat_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(S_sx)))
+  prod "i8x16.sub_sat_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.sub_sat_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(U_sx)))
+  prod "i8x16.sub_sat_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, SUB_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.min_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(S_sx)))
+  prod "i8x16.min_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.min_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(U_sx)))
+  prod "i8x16.min_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MIN_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.max_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(S_sx)))
+  prod "i8x16.max_s" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.max_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(U_sx)))
+  prod "i8x16.max_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, MAX_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.avgr_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, AVGRU_vbinop_Jnn_M))
+  prod "i8x16.avgr_u" => VBINOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vbinop__0_vbinop_(I8_Jnn, 16, AVGRU_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.add" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_vbinop_Jnn_M))
+  prod "i16x8.add" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.add_sat_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(S_sx)))
+  prod "i16x8.add_sat_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.add_sat_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(U_sx)))
+  prod "i16x8.add_sat_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, ADD_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.sub" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_vbinop_Jnn_M))
+  prod "i16x8.sub" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.sub_sat_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(S_sx)))
+  prod "i16x8.sub_sat_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.sub_sat_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(U_sx)))
+  prod "i16x8.sub_sat_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, SUB_SAT_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.mul" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MUL_vbinop_Jnn_M))
+  prod "i16x8.mul" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MUL_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.min_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(S_sx)))
+  prod "i16x8.min_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.min_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(U_sx)))
+  prod "i16x8.min_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MIN_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.max_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(S_sx)))
+  prod "i16x8.max_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.max_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(U_sx)))
+  prod "i16x8.max_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, MAX_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.avgr_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, AVGRU_vbinop_Jnn_M))
+  prod "i16x8.avgr_u" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, AVGRU_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.q15mulr_sat_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, Q15MULR_SATS_vbinop_Jnn_M))
+  prod "i16x8.q15mulr_sat_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, Q15MULR_SATS_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.relaxed_q15mulr_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, RELAXED_Q15MULRS_vbinop_Jnn_M))
+  prod "i16x8.relaxed_q15mulr_s" => VBINOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vbinop__0_vbinop_(I16_Jnn, 8, RELAXED_Q15MULRS_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.add" => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, ADD_vbinop_Jnn_M))
+  prod "i32x4.add" => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.sub" => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, SUB_vbinop_Jnn_M))
+  prod "i32x4.sub" => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.mul" => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MUL_vbinop_Jnn_M))
+  prod "i32x4.mul" => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MUL_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.min_s" => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(S_sx)))
+  prod "i32x4.min_s" => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.min_u" => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(U_sx)))
+  prod "i32x4.min_u" => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MIN_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.max_s" => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(S_sx)))
+  prod "i32x4.max_s" => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.max_u" => VBINOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(U_sx)))
+  prod "i32x4.max_u" => VBINOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vbinop__0_vbinop_(I32_Jnn, 4, MAX_vbinop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.add" => VBINOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, ADD_vbinop_Jnn_M))
+  prod "i64x2.add" => VBINOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, ADD_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.sub" => VBINOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, SUB_vbinop_Jnn_M))
+  prod "i64x2.sub" => VBINOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, SUB_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.mul" => VBINOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, MUL_vbinop_Jnn_M))
+  prod "i64x2.mul" => VBINOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vbinop__0_vbinop_(I64_Jnn, 2, MUL_vbinop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.add" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, ADD_vbinop_Fnn_M))
+  prod "f32x4.add" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, ADD_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.sub" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, SUB_vbinop_Fnn_M))
+  prod "f32x4.sub" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, SUB_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.mul" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MUL_vbinop_Fnn_M))
+  prod "f32x4.mul" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MUL_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.div" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, DIV_vbinop_Fnn_M))
+  prod "f32x4.div" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, DIV_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.min" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MIN_vbinop_Fnn_M))
+  prod "f32x4.min" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.max" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MAX_vbinop_Fnn_M))
+  prod "f32x4.max" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.pmin" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMIN_vbinop_Fnn_M))
+  prod "f32x4.pmin" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.pmax" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMAX_vbinop_Fnn_M))
+  prod "f32x4.pmax" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, PMAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.relaxed_min" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MIN_vbinop_Fnn_M))
+  prod "f32x4.relaxed_min" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.relaxed_max" => VBINOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MAX_vbinop_Fnn_M))
+  prod "f32x4.relaxed_max" => VBINOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vbinop__1_vbinop_(F32_Fnn, 4, RELAXED_MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.add" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, ADD_vbinop_Fnn_M))
+  prod "f64x2.add" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, ADD_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.sub" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, SUB_vbinop_Fnn_M))
+  prod "f64x2.sub" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, SUB_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.mul" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MUL_vbinop_Fnn_M))
+  prod "f64x2.mul" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MUL_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.div" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, DIV_vbinop_Fnn_M))
+  prod "f64x2.div" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, DIV_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.min" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MIN_vbinop_Fnn_M))
+  prod "f64x2.min" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.max" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MAX_vbinop_Fnn_M))
+  prod "f64x2.max" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.pmin" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMIN_vbinop_Fnn_M))
+  prod "f64x2.pmin" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.pmax" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMAX_vbinop_Fnn_M))
+  prod "f64x2.pmax" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, PMAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.relaxed_min" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MIN_vbinop_Fnn_M))
+  prod "f64x2.relaxed_min" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MIN_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.relaxed_max" => VBINOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MAX_vbinop_Fnn_M))
+  prod "f64x2.relaxed_max" => VBINOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vbinop__1_vbinop_(F64_Fnn, 2, RELAXED_MAX_vbinop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
   prod "v128.bitselect" => VVTERNOP_instr(V128_vectype, BITSELECT_vvternop)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vternop__0_vternop_(I8_Jnn, 16, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod "i8x16.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vternop__0_vternop_(I8_Jnn, 16, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vternop__0_vternop_(I16_Jnn, 8, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod "i16x8.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vternop__0_vternop_(I16_Jnn, 8, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vternop__0_vternop_(I32_Jnn, 4, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod "i32x4.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vternop__0_vternop_(I32_Jnn, 4, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), mk_vternop__0_vternop_(I64_Jnn, 2, RELAXED_LANESELECT_vternop_Jnn_M))
+  prod "i64x2.relaxed_laneselect" => VTERNOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), mk_vternop__0_vternop_(I64_Jnn, 2, RELAXED_LANESELECT_vternop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.relaxed_madd" => VTERNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_MADD_vternop_Fnn_M))
+  prod "f32x4.relaxed_madd" => VTERNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_MADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.relaxed_nmadd" => VTERNOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_NMADD_vternop_Fnn_M))
+  prod "f32x4.relaxed_nmadd" => VTERNOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vternop__1_vternop_(F32_Fnn, 4, RELAXED_NMADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.relaxed_madd" => VTERNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_MADD_vternop_Fnn_M))
+  prod "f64x2.relaxed_madd" => VTERNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_MADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.relaxed_nmadd" => VTERNOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_NMADD_vternop_Fnn_M))
+  prod "f64x2.relaxed_nmadd" => VTERNOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vternop__1_vternop_(F64_Fnn, 2, RELAXED_NMADD_vternop_Fnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.shl" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHL_vshiftop_Jnn_M))
+  prod "i8x16.shl" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.shr_s" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(S_sx)))
+  prod "i8x16.shr_s" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.shr_u" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(U_sx)))
+  prod "i8x16.shr_u" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vshiftop__0_vshiftop_(I8_Jnn, 16, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.shl" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHL_vshiftop_Jnn_M))
+  prod "i16x8.shl" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.shr_s" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(S_sx)))
+  prod "i16x8.shr_s" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.shr_u" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(U_sx)))
+  prod "i16x8.shr_u" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vshiftop__0_vshiftop_(I16_Jnn, 8, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.shl" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHL_vshiftop_Jnn_M))
+  prod "i32x4.shl" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.shr_s" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(S_sx)))
+  prod "i32x4.shr_s" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.shr_u" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(U_sx)))
+  prod "i32x4.shr_u" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vshiftop__0_vshiftop_(I32_Jnn, 4, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.shl" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHL_vshiftop_Jnn_M))
+  prod "i64x2.shl" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHL_vshiftop_Jnn_M))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.shr_s" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(S_sx)))
+  prod "i64x2.shr_s" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.shr_u" => VSHIFTOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(U_sx)))
+  prod "i64x2.shr_u" => VSHIFTOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_vshiftop__0_vshiftop_(I64_Jnn, 2, SHR_vshiftop_Jnn_M(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.bitmask" => VBITMASK_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))))
+  prod "i8x16.bitmask" => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.bitmask" => VBITMASK_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))))
+  prod "i16x8.bitmask" => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.bitmask" => VBITMASK_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))))
+  prod "i32x4.bitmask" => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.bitmask" => VBITMASK_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))))
+  prod "i64x2.bitmask" => VBITMASK_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.narrow_i16x8_s" => VNARROW_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), S_sx)
+  prod "i8x16.narrow_i16x8_s" => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), S_sx)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i8x16.narrow_i16x8_u" => VNARROW_instr(`%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), U_sx)
+  prod "i8x16.narrow_i16x8_u" => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), U_sx)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.narrow_i32x4_s" => VNARROW_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), S_sx)
+  prod "i16x8.narrow_i32x4_s" => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), S_sx)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.narrow_i32x4_u" => VNARROW_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), U_sx)
+  prod "i16x8.narrow_i32x4_u" => VNARROW_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), U_sx)
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extend_low_i8x16_s" => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod "i16x8.extend_low_i8x16_s" => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extend_low_i8x16_u" => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod "i16x8.extend_low_i8x16_u" => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extend_high_i8x16_s" => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod "i16x8.extend_high_i8x16_s" => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extend_high_i8x16_u" => VCVTOP_instr(`%X%`_shape(I16_lanetype, `%`_dim(8)), `%X%`_shape(I8_lanetype, `%`_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod "i16x8.extend_high_i8x16_u" => VCVTOP_instr(`%X%`_shape(I16_lanetype, mk_dim_dim(8)), `%X%`_shape(I8_lanetype, mk_dim_dim(16)), mk_vcvtop___0_vcvtop__(I8_Jnn, 16, I16_Jnn, 8, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extend_low_i16x8_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod "i32x4.extend_low_i16x8_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extend_low_i16x8_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod "i32x4.extend_low_i16x8_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extend_high_i16x8_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod "i32x4.extend_high_i16x8_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extend_high_i16x8_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(I16_lanetype, `%`_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod "i32x4.extend_high_i16x8_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(I16_lanetype, mk_dim_dim(8)), mk_vcvtop___0_vcvtop__(I16_Jnn, 8, I32_Jnn, 4, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.trunc_sat_f32x4_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
+  prod "i32x4.trunc_sat_f32x4_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.trunc_sat_f32x4_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
+  prod "i32x4.trunc_sat_f32x4_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.trunc_sat_f64x2_s_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
+  prod "i32x4.trunc_sat_f64x2_s_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.trunc_sat_f64x2_u_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
+  prod "i32x4.trunc_sat_f64x2_u_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, TRUNC_SAT_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.relaxed_trunc_f32x4_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
+  prod "i32x4.relaxed_trunc_f32x4_s" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?())))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.relaxed_trunc_f32x4_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
+  prod "i32x4.relaxed_trunc_f32x4_u" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___2_vcvtop__(F32_Fnn, 4, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?())))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.relaxed_trunc_f64x2_s_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
+  prod "i32x4.relaxed_trunc_f64x2_s_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(S_sx, ?(ZERO_zero))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.relaxed_trunc_f64x2_u_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
+  prod "i32x4.relaxed_trunc_f64x2_u_zero" => VCVTOP_instr(`%X%`_shape(I32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___2_vcvtop__(F64_Fnn, 2, I32_Jnn, 4, RELAXED_TRUNC_vcvtop__Fnn_1_M_1_Jnn_2_M_2(U_sx, ?(ZERO_zero))))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extend_low_i32x4_s" => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod "i64x2.extend_low_i32x4_s" => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extend_low_i32x4_u" => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod "i64x2.extend_low_i32x4_u" => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extend_high_i32x4_s" => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod "i64x2.extend_high_i32x4_s" => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extend_high_i32x4_u" => VCVTOP_instr(`%X%`_shape(I64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod "i64x2.extend_high_i32x4_u" => VCVTOP_instr(`%X%`_shape(I64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___0_vcvtop__(I32_Jnn, 4, I64_Jnn, 2, EXTEND_vcvtop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.demote_f64x2_zero" => VCVTOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), `%X%`_shape(F64_lanetype, `%`_dim(2)), mk_vcvtop___3_vcvtop__(F64_Fnn, 2, F32_Fnn, 4, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)))
+  prod "f32x4.demote_f64x2_zero" => VCVTOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), `%X%`_shape(F64_lanetype, mk_dim_dim(2)), mk_vcvtop___3_vcvtop__(F64_Fnn, 2, F32_Fnn, 4, DEMOTE_vcvtop__Fnn_1_M_1_Fnn_2_M_2(ZERO_zero)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.convert_i32x4_s" => VCVTOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), S_sx)))
+  prod "f32x4.convert_i32x4_s" => VCVTOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f32x4.convert_i32x4_u" => VCVTOP_instr(`%X%`_shape(F32_lanetype, `%`_dim(4)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), U_sx)))
+  prod "f32x4.convert_i32x4_u" => VCVTOP_instr(`%X%`_shape(F32_lanetype, mk_dim_dim(4)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F32_Fnn, 4, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(), U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.promote_low_f32x4" => VCVTOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), `%X%`_shape(F32_lanetype, `%`_dim(4)), mk_vcvtop___3_vcvtop__(F32_Fnn, 4, F64_Fnn, 2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2))
+  prod "f64x2.promote_low_f32x4" => VCVTOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), `%X%`_shape(F32_lanetype, mk_dim_dim(4)), mk_vcvtop___3_vcvtop__(F32_Fnn, 4, F64_Fnn, 2, PROMOTELOW_vcvtop__Fnn_1_M_1_Fnn_2_M_2))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.convert_low_i32x4_s" => VCVTOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), S_sx)))
+  prod "f64x2.convert_low_i32x4_s" => VCVTOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "f64x2.convert_low_i32x4_u" => VCVTOP_instr(`%X%`_shape(F64_lanetype, `%`_dim(2)), `%X%`_shape(I32_lanetype, `%`_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), U_sx)))
+  prod "f64x2.convert_low_i32x4_u" => VCVTOP_instr(`%X%`_shape(F64_lanetype, mk_dim_dim(2)), `%X%`_shape(I32_lanetype, mk_dim_dim(4)), mk_vcvtop___1_vcvtop__(I32_Jnn, 4, F64_Fnn, 2, CONVERT_vcvtop__Jnn_1_M_1_Fnn_2_M_2(?(LOW_half), U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extadd_pairwise_i8x16_s" => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+  prod "i16x8.extadd_pairwise_i8x16_s" => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extadd_pairwise_i8x16_u" => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
+  prod "i16x8.extadd_pairwise_i8x16_u" => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextunop___0_vextunop__(I8_Jnn, 16, I16_Jnn, 8, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extadd_pairwise_i16x8_s" => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
+  prod "i32x4.extadd_pairwise_i16x8_s" => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extadd_pairwise_i16x8_u" => VEXTUNOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
+  prod "i32x4.extadd_pairwise_i16x8_u" => VEXTUNOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextunop___0_vextunop__(I16_Jnn, 8, I32_Jnn, 4, EXTADD_PAIRWISE_vextunop__Jnn_1_M_1_Jnn_2_M_2(U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extmul_low_i8x16_s" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod "i16x8.extmul_low_i8x16_s" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extmul_low_i8x16_u" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod "i16x8.extmul_low_i8x16_u" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extmul_high_i8x16_s" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod "i16x8.extmul_high_i8x16_s" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i16x8.extmul_high_i8x16_u" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), `%`_ishape(`%X%`_shape(I8_lanetype, `%`_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod "i16x8.extmul_high_i8x16_u" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_ishape_ishape(`%X%`_shape(I8_lanetype, mk_dim_dim(16))), mk_vextbinop___0_vextbinop__(I8_Jnn, 16, I16_Jnn, 8, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extmul_low_i16x8_s" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod "i32x4.extmul_low_i16x8_s" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extmul_low_i16x8_u" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod "i32x4.extmul_low_i16x8_u" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extmul_high_i16x8_s" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod "i32x4.extmul_high_i16x8_s" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.extmul_high_i16x8_u" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod "i32x4.extmul_high_i16x8_u" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i32x4.dot_i16x8_s" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), `%`_ishape(`%X%`_shape(I16_lanetype, `%`_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
+  prod "i32x4.dot_i16x8_s" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_ishape_ishape(`%X%`_shape(I16_lanetype, mk_dim_dim(8))), mk_vextbinop___0_vextbinop__(I16_Jnn, 8, I32_Jnn, 4, DOTS_vextbinop__Jnn_1_M_1_Jnn_2_M_2))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extmul_low_i32x4_s" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
+  prod "i64x2.extmul_low_i32x4_s" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extmul_low_i32x4_u" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
+  prod "i64x2.extmul_low_i32x4_u" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(LOW_half, U_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extmul_high_i32x4_s" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
+  prod "i64x2.extmul_high_i32x4_s" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, S_sx)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
-  prod "i64x2.extmul_high_i32x4_u" => VEXTBINOP_instr(`%`_ishape(`%X%`_shape(I64_lanetype, `%`_dim(2))), `%`_ishape(`%X%`_shape(I32_lanetype, `%`_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
+  prod "i64x2.extmul_high_i32x4_u" => VEXTBINOP_instr(mk_ishape_ishape(`%X%`_shape(I64_lanetype, mk_dim_dim(2))), mk_ishape_ishape(`%X%`_shape(I32_lanetype, mk_dim_dim(4))), mk_vextbinop___0_vextbinop__(I32_Jnn, 4, I64_Jnn, 2, EXTMUL_vextbinop__Jnn_1_M_1_Jnn_2_M_2(HIGH_half, U_sx)))
 
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec
 rec {
@@ -19774,16 +20705,16 @@ grammar Tinstrs_(v_I : I) : instr*
 ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec:88.1-90.65
 grammar Tblockinstr_(v_I : I) : instr
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec:63.5-67.35
-  prod{bt : blocktype, in_lst : instr*, id_opt : char?, I' : I, id'_opt : char?} {{"block"} {(?(`%`_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {in_lst:Tinstrs_(I')} {"end"} {?(`%`_name(lift(id'_opt))):Tid?{}}} => BLOCK_instr(bt, in_lst)
+  prod{bt : blocktype, in_lst : instr*, id_opt : char?, I' : I, id'_opt : char?} {{"block"} {(?(mk_name_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {in_lst:Tinstrs_(I')} {"end"} {?(mk_name_name(lift(id'_opt))):Tid?{}}} => BLOCK_instr(bt, in_lst)
     -- if ((id'_opt = ?()) \/ (id'_opt = id_opt))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec:68.5-72.35
-  prod{bt : blocktype, in_lst : instr*, id_opt : char?, I' : I, id'_opt : char?} {{"loop"} {(?(`%`_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {in_lst:Tinstrs_(I')} {"end"} {?(`%`_name(lift(id'_opt))):Tid?{}}} => LOOP_instr(bt, in_lst)
+  prod{bt : blocktype, in_lst : instr*, id_opt : char?, I' : I, id'_opt : char?} {{"loop"} {(?(mk_name_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {in_lst:Tinstrs_(I')} {"end"} {?(mk_name_name(lift(id'_opt))):Tid?{}}} => LOOP_instr(bt, in_lst)
     -- if ((id'_opt = ?()) \/ (id'_opt = id_opt))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec:73.5-79.71
-  prod{bt : blocktype, in_1_lst : instr*, in_2_lst : instr*, id_opt : char?, I' : I, id_1_opt : char?, id_2_opt : char?} {{"if"} {(?(`%`_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {in_1_lst:Tinstrs_(I')} {"else"} {?(`%`_name(lift(id_1_opt))):Tid?{}} {in_2_lst:Tinstrs_(I')} {"end"} {?(`%`_name(lift(id_2_opt))):Tid?{}}} => `IF%%ELSE%`_instr(bt, in_1_lst, in_2_lst)
+  prod{bt : blocktype, in_1_lst : instr*, in_2_lst : instr*, id_opt : char?, I' : I, id_1_opt : char?, id_2_opt : char?} {{"if"} {(?(mk_name_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {in_1_lst:Tinstrs_(I')} {"else"} {?(mk_name_name(lift(id_1_opt))):Tid?{}} {in_2_lst:Tinstrs_(I')} {"end"} {?(mk_name_name(lift(id_2_opt))):Tid?{}}} => `IF%%ELSE%`_instr(bt, in_1_lst, in_2_lst)
     -- if (((id_1_opt = ?()) \/ (id_1_opt = id_opt)) /\ ((id_2_opt = ?()) \/ (id_2_opt = id_opt)))
   ;; ../../../../specification/wasm-3.0/6.3-text.instructions.spectec:80.5-85.35
-  prod{bt : blocktype, c_lst : catch*, in_lst : instr*, id_opt : char?, I' : I, id'_opt : char?} {{"try_table"} {(?(`%`_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {c_lst:Tcatch_(v_I)*{}} {in_lst:Tinstrs_(I')} {"end"} {?(`%`_name(lift(id'_opt))):Tid?{}}} => TRY_TABLE_instr(bt, `%`_list(c_lst), in_lst)
+  prod{bt : blocktype, c_lst : catch*, in_lst : instr*, id_opt : char?, I' : I, id'_opt : char?} {{"try_table"} {(?(mk_name_name(lift(id_opt))), I'):Tlabel_(v_I)} {bt:Tblocktype_(v_I)} {c_lst:Tcatch_(v_I)*{}} {in_lst:Tinstrs_(I')} {"end"} {?(mk_name_name(lift(id'_opt))):Tid?{}}} => TRY_TABLE_instr(bt, mk_list_list(c_lst), in_lst)
     -- if ((id'_opt = ?()) \/ (id'_opt = id_opt))
 }
 
@@ -19796,38 +20727,38 @@ grammar Texpr_(v_I : I) : expr
 grammar Ttype_(v_I : I) : (type, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
   prod{qt : rectype, I' : I, I'' : I, v_n : n, st_lst : subtype*} (qt, I'):Trectype_(v_I) => (TYPE_type(qt), I' +++ I'')
-    -- if (qt = REC_rectype(`%`_list(st_lst)))
+    -- if (qt = REC_rectype(mk_list_list(st_lst)))
     -- if (I'' = {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS ?(_DEF_deftype(qt, i))^(i<v_n){}})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Ttag_(v_I : I) : (tag, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{jt : tagtype, id_opt : char?} {{"("} {"tag"} {?(`%`_name(lift(id_opt))):Tid?{}} {jt:Ttagtype_(v_I)} {")"}} => (TAG_tag(jt), {TYPES [], TAGS [?(`%`_name(lift(id_opt)))], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{jt : tagtype, id_opt : char?} {{"("} {"tag"} {?(mk_name_name(lift(id_opt))):Tid?{}} {jt:Ttagtype_(v_I)} {")"}} => (TAG_tag(jt), {TYPES [], TAGS [?(mk_name_name(lift(id_opt)))], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Tglobal_(v_I : I) : (global, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{gt : globaltype, e : expr, id_opt : char?} {{"("} {"global"} {?(`%`_name(lift(id_opt))):Tid?{}} {gt:Tglobaltype_(v_I)} {e:Texpr_(v_I)} {")"}} => (GLOBAL_global(gt, e), {TYPES [], TAGS [], GLOBALS [?(`%`_name(lift(id_opt)))], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{gt : globaltype, e : expr, id_opt : char?} {{"("} {"global"} {?(mk_name_name(lift(id_opt))):Tid?{}} {gt:Tglobaltype_(v_I)} {e:Texpr_(v_I)} {")"}} => (GLOBAL_global(gt, e), {TYPES [], TAGS [], GLOBALS [?(mk_name_name(lift(id_opt)))], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Tmem_(v_I : I) : (mem, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{mt : memtype, id_opt : char?} {{"("} {"memory"} {?(`%`_name(lift(id_opt))):Tid?{}} {mt:Tmemtype_(v_I)} {")"}} => (MEMORY_mem(mt), {TYPES [], TAGS [], GLOBALS [], MEMS [?(`%`_name(lift(id_opt)))], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{mt : memtype, id_opt : char?} {{"("} {"memory"} {?(mk_name_name(lift(id_opt))):Tid?{}} {mt:Tmemtype_(v_I)} {")"}} => (MEMORY_mem(mt), {TYPES [], TAGS [], GLOBALS [], MEMS [?(mk_name_name(lift(id_opt)))], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Ttable_(v_I : I) : (table, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{tt : tabletype, e : expr, id_opt : char?} {{"("} {"table"} {?(`%`_name(lift(id_opt))):Tid?{}} {tt:Ttabletype_(v_I)} {e:Texpr_(v_I)} {")"}} => (TABLE_table(tt, e), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [?(`%`_name(lift(id_opt)))], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{tt : tabletype, e : expr, id_opt : char?} {{"("} {"table"} {?(mk_name_name(lift(id_opt))):Tid?{}} {tt:Ttabletype_(v_I)} {e:Texpr_(v_I)} {")"}} => (TABLE_table(tt, e), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [?(mk_name_name(lift(id_opt)))], FUNCS [], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Tlocal_(v_I : I) : (local*, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{t : valtype, id_opt : char?} {{"("} {"local"} {?(`%`_name(lift(id_opt))):Tid?{}} {t:Tvaltype_(v_I)} {")"}} => ([LOCAL_local(t)], {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(`%`_name(lift(id_opt)))], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{t : valtype, id_opt : char?} {{"("} {"local"} {?(mk_name_name(lift(id_opt))):Tid?{}} {t:Tvaltype_(v_I)} {")"}} => ([LOCAL_local(t)], {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [], LOCALS [?(mk_name_name(lift(id_opt)))], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Tfunc_(v_I : I) : (func, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{x : idx, loc_lst_lst : local**, e : expr, id_opt : char?, I_1 : I, I_2_lst : I*, I' : I} {{"("} {"func"} {?(`%`_name(lift(id_opt))):Tid?{}} {(x, I_1):Ttypeuse_(v_I)} {(loc_lst, I_2):Tlocal_(v_I)*{I_2 <- I_2_lst, loc_lst <- loc_lst_lst}} {e:Texpr_(I')} {")"}} => (FUNC_func(x, $concat_(syntax local, loc_lst_lst), e), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [?(`%`_name(lift(id_opt)))], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{x : idx, loc_lst_lst : local**, e : expr, id_opt : char?, I_1 : I, I_2_lst : I*, I' : I} {{"("} {"func"} {?(mk_name_name(lift(id_opt))):Tid?{}} {(x, I_1):Ttypeuse_(v_I)} {(loc_lst, I_2):Tlocal_(v_I)*{I_2 <- I_2_lst, loc_lst <- loc_lst_lst}} {e:Texpr_(I')} {")"}} => (FUNC_func(x, $concat_(syntax local, loc_lst_lst), e), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [?(mk_name_name(lift(id_opt)))], DATAS [], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
     -- if (I' = v_I +++ I_1 +++ $concat_idctxt(I_2_lst))
     -- Idctxt_ok: `|-%:OK`(I')
 
@@ -19849,9 +20780,9 @@ grammar Toffset_(v_I : I) : expr
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Tdata_(v_I : I) : (data, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{b_lst : byte*, id_opt : char?} {{"("} {"data"} {?(`%`_name(lift(id_opt))):Tid?{}} {b_lst:Tdatastring} {")"}} => (DATA_data(b_lst, PASSIVE_datamode), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [?(`%`_name(lift(id_opt)))], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{b_lst : byte*, id_opt : char?} {{"("} {"data"} {?(mk_name_name(lift(id_opt))):Tid?{}} {b_lst:Tdatastring} {")"}} => (DATA_data(b_lst, PASSIVE_datamode), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [?(mk_name_name(lift(id_opt)))], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{b_lst : byte*, x : idx, e : expr, id_opt : char?} {{"("} {"data"} {?(`%`_name(lift(id_opt))):Tid?{}} {x:Tmemuse_(v_I)} {e:Toffset_(v_I)} {b_lst:Tdatastring} {")"}} => (DATA_data(b_lst, ACTIVE_datamode(x, e)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [?(`%`_name(lift(id_opt)))], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{b_lst : byte*, x : idx, e : expr, id_opt : char?} {{"("} {"data"} {?(mk_name_name(lift(id_opt))):Tid?{}} {x:Tmemuse_(v_I)} {e:Toffset_(v_I)} {b_lst:Tdatastring} {")"}} => (DATA_data(b_lst, ACTIVE_datamode(x, e)), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [?(mk_name_name(lift(id_opt)))], ELEMS [], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Telemexpr_(v_I : I) : expr
@@ -19871,11 +20802,11 @@ grammar Ttableuse_(v_I : I) : tableidx
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Telem_(v_I : I) : (elem, idctxt)
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{rt : reftype, e_lst : expr*, id_opt : char?} {{"("} {"elem"} {?(`%`_name(lift(id_opt))):Tid?{}} {(rt, e_lst):Telemlist_(v_I)} {")"}} => (ELEM_elem(rt, e_lst, PASSIVE_elemmode), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [?(`%`_name(lift(id_opt)))], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{rt : reftype, e_lst : expr*, id_opt : char?} {{"("} {"elem"} {?(mk_name_name(lift(id_opt))):Tid?{}} {(rt, e_lst):Telemlist_(v_I)} {")"}} => (ELEM_elem(rt, e_lst, PASSIVE_elemmode), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [?(mk_name_name(lift(id_opt)))], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{rt : reftype, e_lst : expr*, x : idx, e' : expr, id_opt : char?} {{"("} {"elem"} {?(`%`_name(lift(id_opt))):Tid?{}} {x:Ttableuse_(v_I)} {e':Toffset_(v_I)} {(rt, e_lst):Telemlist_(v_I)} {")"}} => (ELEM_elem(rt, e_lst, ACTIVE_elemmode(x, e')), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [?(`%`_name(lift(id_opt)))], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{rt : reftype, e_lst : expr*, x : idx, e' : expr, id_opt : char?} {{"("} {"elem"} {?(mk_name_name(lift(id_opt))):Tid?{}} {x:Ttableuse_(v_I)} {e':Toffset_(v_I)} {(rt, e_lst):Telemlist_(v_I)} {")"}} => (ELEM_elem(rt, e_lst, ACTIVE_elemmode(x, e')), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [?(mk_name_name(lift(id_opt)))], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{rt : reftype, e_lst : expr*, id_opt : char?} {{"("} {"elem"} {?(`%`_name(lift(id_opt))):Tid?{}} {"declare"} {(rt, e_lst):Telemlist_(v_I)} {")"}} => (ELEM_elem(rt, e_lst, DECLARE_elemmode), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [?(`%`_name(lift(id_opt)))], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
+  prod{rt : reftype, e_lst : expr*, id_opt : char?} {{"("} {"elem"} {?(mk_name_name(lift(id_opt))):Tid?{}} {"declare"} {(rt, e_lst):Telemlist_(v_I)} {")"}} => (ELEM_elem(rt, e_lst, DECLARE_elemmode), {TYPES [], TAGS [], GLOBALS [], MEMS [], TABLES [], FUNCS [], DATAS [], ELEMS [?(mk_name_name(lift(id_opt)))], LOCALS [], LABELS [], FIELDS [], TYPEDEFS []})
 
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Tstart_(v_I : I) : (start, idctxt)
@@ -19990,7 +20921,7 @@ grammar Tdecl_(v_I : I) : (decl, idctxt)
 ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
 grammar Tmodule : module
   ;; ../../../../specification/wasm-3.0/6.4-text.modules.spectec
-  prod{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*, I_lst : I*, decl_lst : decl*, I' : I} {{"("} {"module"} {Tid?{}} {(v_decl, v_I)*{v_I <- I_lst, v_decl <- decl_lst}:Tdecl_(I')*{}} {")"}} => MODULE_module(`%`_list(type_lst), `%`_list(import_lst), `%`_list(tag_lst), `%`_list(global_lst), `%`_list(mem_lst), `%`_list(table_lst), `%`_list(func_lst), `%`_list(data_lst), `%`_list(elem_lst), start_opt, `%`_list(export_lst))
+  prod{type_lst : type*, import_lst : import*, tag_lst : tag*, global_lst : global*, mem_lst : mem*, table_lst : table*, func_lst : func*, data_lst : data*, elem_lst : elem*, start_opt : start?, export_lst : export*, I_lst : I*, decl_lst : decl*, I' : I} {{"("} {"module"} {Tid?{}} {(v_decl, v_I)*{v_I <- I_lst, v_decl <- decl_lst}:Tdecl_(I')*{}} {")"}} => MODULE_module(mk_list_list(type_lst), mk_list_list(import_lst), mk_list_list(tag_lst), mk_list_list(global_lst), mk_list_list(mem_lst), mk_list_list(table_lst), mk_list_list(func_lst), mk_list_list(data_lst), mk_list_list(elem_lst), start_opt, mk_list_list(export_lst))
     -- if (I' = $concat_idctxt(I_lst))
     -- Idctxt_ok: `|-%:OK`(I')
     -- if (type_lst = $typesd(decl_lst))
@@ -20012,7 +20943,7 @@ grammar Tdecldots_(v_I : I) : (decl, idctxt)*
   prod{`<implicit_prod_result>` : (decl, idctxt)} [`<implicit_prod_result>`]:Tdecl_(v_I)*{} => [`<implicit_prod_result>`]
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
-grammar Bvar(syntax X) : ()
+grammar Bvar(syntax v_X) : ()
   ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
   prod 0x00 => ((), ()).1
 
@@ -20031,7 +20962,7 @@ grammar Bsymsplit : ()
   prod{`<implicit_prod_result>` : ()} `<implicit_prod_result>`:Bvar(syntax B) => (`<implicit_prod_result>`, ()).1
 
 ;; ../../../../specification/wasm-3.0/X.5-notation.text.spectec
-grammar Tvar(syntax X) : ()
+grammar Tvar(syntax v_X) : ()
   ;; ../../../../specification/wasm-3.0/X.5-notation.text.spectec
   prod 0x00 => ((), ()).1
 
diff --git a/spectec/test-middlend/test.spectec.exp b/spectec/test-middlend/test.spectec.exp
index dfda9d09a7..5cdae156af 100644
--- a/spectec/test-middlend/test.spectec.exp
+++ b/spectec/test-middlend/test.spectec.exp
@@ -472,7 +472,7 @@ def $t_totalize2(nat : nat) : nat?
 ;; test.spectec
 def $t_totalize3(nat : nat) : nat?
   ;; test.spectec
-  def $t_totalize3{n : nat}(n) = (iter_val#2 + iter_val#1)?{iter_val#2 <- $t_totalize(n), iter_val#1 <- $t_totalize2((n + 10))}
+  def $t_totalize3{n : nat}(n) = (iter_val_2 + iter_val_1)?{iter_val_2 <- $t_totalize(n), iter_val_1 <- $t_totalize2((n + 10))}
 
 == IL Validation after pass improve-ids...
 == Complete.

From 296fa933b65908fc2010acf0365a819ee1872388 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Tue, 26 May 2026 14:00:12 +0100
Subject: [PATCH 19/23] CR changes

---
 spectec/src/exe-spectec/main.ml           | 16 +++++++-
 spectec/src/il/walk.ml                    |  2 +-
 spectec/src/middlend/improveids.ml        | 47 ++++++++++-------------
 spectec/src/middlend/typefamilyremoval.ml |  3 +-
 spectec/src/middlend/uncaseremoval.mli    |  2 +-
 spectec/src/middlend/undep.ml             | 23 ++++++-----
 spectec/src/middlend/undep.mli            |  6 +++
 7 files changed, 56 insertions(+), 43 deletions(-)

diff --git a/spectec/src/exe-spectec/main.ml b/spectec/src/exe-spectec/main.ml
index 246a5f9e1c..51ec2811a0 100644
--- a/spectec/src/exe-spectec/main.ml
+++ b/spectec/src/exe-spectec/main.ml
@@ -152,6 +152,16 @@ let run_pass : pass -> Il.Ast.script -> Il.Ast.script = function
   | LetIntroMech -> Middlend.Letintromech.transform
   | ElseSimp -> Middlend.Elsesimp.transform
 
+(* Argument parsing - Specific for undep pass *)
+let set_wf_state s =
+  Middlend.Undep.wf_state :=
+    match s with
+    | "minimal" -> Middlend.Undep.Minimal
+    | "all" -> Middlend.Undep.All
+    | "none" -> Middlend.Undep.Wfnone
+    | _ ->
+        raise (Arg.Bad "wf-state must be minimal, all, or none")
+
 (* Argument parsing *)
 
 let banner () =
@@ -224,7 +234,11 @@ let argspec = Arg.align (
   "--all-passes", Arg.Unit (fun () -> List.iter enable_pass all_passes)," Run all passes";
 
   "--test-version", Arg.Int (fun i -> Backend_interpreter.Construct.version := i; Il2al.Translate.version := i), " Wasm version to assume for tests (default: 3)";
-
+  "--wf-state", Arg.String set_wf_state, " Denotes the placement of wfness relations for the remove-indexed-types pass 
+    (default: minimal):
+    minimal: Places wfness premises for terms that do not appear in the conclusion
+    all: Places wfness premises whenever it encounters a term that needs it
+    none: Does not place any wfness premises";
   "-help", Arg.Unit ignore, "";
   "--help", Arg.Unit ignore, "";
 ] )
diff --git a/spectec/src/il/walk.ml b/spectec/src/il/walk.ml
index 4b774aaf31..aebe74a1fa 100644
--- a/spectec/src/il/walk.ml
+++ b/spectec/src/il/walk.ml
@@ -163,7 +163,7 @@ and transform_prem t p =
 and transform_param t p =
   { p with it = match p.it with
     | ExpP (id, typ) -> ExpP (t.transform_var_id id, transform_typ t typ)
-    | TypP id -> TypP (t.transform_var_id id)
+    | TypP id -> TypP (t.transform_typ_id id)
     | DefP (id, params, typ) -> DefP (t.transform_def_id id, List.map (transform_param t) params, transform_typ t typ)
     | GramP (id, params, typ) -> GramP (t.transform_gram_id id, List.map (transform_param t) params, transform_typ t typ)
   }
diff --git a/spectec/src/middlend/improveids.ml b/spectec/src/middlend/improveids.ml
index 5a155a16ad..00541b375e 100644
--- a/spectec/src/middlend/improveids.ml
+++ b/spectec/src/middlend/improveids.ml
@@ -20,15 +20,15 @@ let fun_prefix = "fun_"
 let res_prefix = "r_"
 
 type id_type = 
-  | VAR         (* Variables *)
-  | USERDEF     (* Types, type constructors and relations *)
-  | FUNCDEF     (* function definitions *)
+  | Var         (* Variables *)
+  | Userdef     (* Types and relations *)
+  | Funcdef     (* function definitions *)
+  | Atoms       (* Type constructors *)
 
 let empty_info typ_id: region * Xl.Atom.info = (no_region, {def = typ_id; case = ""})
 
 (* Id transformation *)
-let rec transform_id' (env : env) (id_type : id_type) (s : text) = 
-  let t_func = transform_id' env id_type in 
+let transform_id' (env : env) (id_type : id_type) (s : text) = 
   let change_id s' = 
     String.map (function
      | '.' -> '_'
@@ -44,24 +44,26 @@ let rec transform_id' (env : env) (id_type : id_type) (s : text) =
   match id_type with
   (* Leave naming hole as is *)
   | _ when s' = "_" -> s' 
-  | VAR when Il.Env.mem_typ env.il_env (s' $ no_region) 
+  | Var when Il.Env.mem_typ env.il_env (s' $ no_region) 
     || Il.Env.mem_rel env.il_env (s' $ no_region) 
     || Il.Env.mem_def env.il_env (s' $ no_region) 
-    || StringSet.mem s' env.atom_str_set -> t_func (var_prefix ^ s')
-  | FUNCDEF when Il.Env.mem_typ env.il_env (s' $ no_region) 
+    || StringSet.mem s' env.atom_str_set -> (var_prefix ^ s')
+  | Funcdef when Il.Env.mem_typ env.il_env (s' $ no_region) 
     || Il.Env.mem_rel env.il_env (s' $ no_region) 
-    || StringSet.mem s' env.atom_str_set -> t_func (fun_prefix ^ s')
+    || StringSet.mem s' env.atom_str_set -> (fun_prefix ^ s')
+  | Userdef when StringSet.mem s' env.atom_str_set -> (res_prefix ^ s')
   (* Checking whether an id is an int - if so, put a reserved prefix *)
-  | _ when Option.is_some (int_of_string_opt s') -> t_func (res_prefix ^ s')
+  | _ when Option.is_some (int_of_string_opt s') -> (res_prefix ^ s')
   | _ -> s'
 
-let t_var_id env id = transform_id' env VAR id.it $ id.at
-let t_def_id env id = transform_id' env FUNCDEF id.it $ id.at
-let t_user_def_id env id = transform_id' env USERDEF id.it $ id.at
+let t_var_id env id = transform_id' env Var id.it $ id.at
+let t_def_id env id = transform_id' env Funcdef id.it $ id.at
+let t_user_def_id env id = transform_id' env Userdef id.it $ id.at
+let t_atom_id env id = transform_id' env Atoms id.it $ id.at
 let transform_rule_id env rule_id rel_id = 
   match rule_id.it with
   | "" -> make_prefix ^ rel_id.it
-  | _ -> transform_id' env USERDEF rule_id.it
+  | _ -> transform_id' env Atoms rule_id.it
 
 let is_atomid a = 
   match a.it with
@@ -80,8 +82,8 @@ let register_atom_id env s =
 let transform_atom env typ_id a = 
   match a.it with
   | Atom s -> 
-    register_atom_id env (t_user_def_id env (s $ a.at)).it;
-    Atom (t_user_def_id env (s $ a.at)).it $$ a.at % a.note
+    register_atom_id env (t_atom_id env (s $ a.at)).it;
+    Atom (t_atom_id env (s $ a.at)).it $$ a.at % a.note
   | _ -> 
     register_atom_id env (make_prefix ^ typ_id);
     Atom (make_prefix ^ typ_id) $$ a.at % a.note
@@ -90,8 +92,8 @@ let transform_atom env typ_id a =
 let transform_atom' env a = 
   match a.it with
   | Atom s -> 
-    register_atom_id env (t_user_def_id env (s $ a.at)).it;
-    Atom (t_user_def_id env (s $ a.at)).it $$ a.at % a.note
+    register_atom_id env (t_atom_id env (s $ a.at)).it;
+    Atom (t_atom_id env (s $ a.at)).it $$ a.at % a.note
   | _ -> a
 
 let transform_mixop env typ_id (m : mixop) =
@@ -112,14 +114,6 @@ let rec check_iteration_naming e iterexp =
     Eq.eq_id id id' && check_iteration_naming e i
   | _ -> false 
 
-and t_typ env t = 
-  (match t.it with
-  | VarT (id, []) when not (Env.mem_typ env.il_env id) -> 
-    (* Type parameter - treat it as such *)
-    VarT (t_var_id env id, [])
-  | typ -> typ
-  ) $ t.at
-
 and t_exp env e = 
   (match e.it with
   | CaseE (m, e1) -> 
@@ -202,7 +196,6 @@ let transform_hintdef env hintdef =
 let rec t_def env def = 
   let tf = { base_transformer with 
     transform_exp = t_exp env;
-    transform_typ = t_typ env;
     transform_path = t_path env;
     transform_var_id = t_var_id env;
     transform_typ_id = t_user_def_id env;
diff --git a/spectec/src/middlend/typefamilyremoval.ml b/spectec/src/middlend/typefamilyremoval.ml
index a518a1821c..dd6f404245 100644
--- a/spectec/src/middlend/typefamilyremoval.ml
+++ b/spectec/src/middlend/typefamilyremoval.ml
@@ -457,7 +457,8 @@ let rec transform_prem quant_map env prem =
     | IfPr e -> quant_map, IfPr (transform_exp quant_map env e)
     | LetPr (quants, e1, e2) ->
       (* NOTE: for let since we only have expressions we cannot modify the env ever. *)
-      let _, new_quant_map = extend_quant_set env quant_map quants in
+      let env', new_quant_map = extend_quant_set env quant_map quants in
+      assert (env = env');
       new_quant_map,
       LetPr (List.map (transform_param env) quants, transform_exp new_quant_map env e1, transform_exp quant_map env e2)
     | ElsePr -> quant_map, ElsePr
diff --git a/spectec/src/middlend/uncaseremoval.mli b/spectec/src/middlend/uncaseremoval.mli
index f1fc6fc6f7..d7275efbc7 100644
--- a/spectec/src/middlend/uncaseremoval.mli
+++ b/spectec/src/middlend/uncaseremoval.mli
@@ -46,4 +46,4 @@ Names were specifically chosen here for simplicity.
 *)
 
 val transform : Il.Ast.script -> Il.Ast.script
-val uncase_proj_hint_id : string
\ No newline at end of file
+val uncase_proj_hint_id : string
diff --git a/spectec/src/middlend/undep.ml b/spectec/src/middlend/undep.ml
index 4c390cdc02..2826ad6840 100644
--- a/spectec/src/middlend/undep.ml
+++ b/spectec/src/middlend/undep.ml
@@ -29,14 +29,13 @@ let wf_lemma_suffix = "_is_wf"
 let wf_hint_id = "wf-relation"
 let wf_func_id = "wf-lemma-func"
 
-[@@@warning "-37"]
 type wfstate =
-  | ALL     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
-  | MINIMAL (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
-  | NONE    (* Does not place any wf premises in relations/functions *)
+  | All     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
+  | Minimal (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
+  | Wfnone    (* Does not place any wf premises in relations/functions *)
 
 (* State that indicates what the placement algorithm should do *)
-let wf_state = MINIMAL
+let wf_state : wfstate ref = ref Minimal
 
 let error at msg = error at "Undep error" msg
 
@@ -313,13 +312,13 @@ let get_wf_terms cl exp prems =
     | CallE _ -> true
     | _ -> false
   in
-  let wf_terms = (if wf_state = MINIMAL then [] else collect_exp cl exp) @ List.concat_map (collect_prem cl) prems in
+  let wf_terms = (if !wf_state = Minimal then [] else collect_exp cl exp) @ List.concat_map (collect_prem cl) prems in
   let (call_prems, constr_prems) = List.partition (fun ((e1, _), _) -> is_calle e1) wf_terms in
   let unique_func = Util.Lib.List.nub (fun ((e1, _t1), iterexp1) ((e2, _t2), iterexp2) -> 
     Il.Eq.eq_exp e1 e2 && Il.Eq.eq_list Il.Eq.eq_iterexp iterexp1 iterexp2
   ) in
-  match wf_state with
-  | NONE -> ([], [])
+  match !wf_state with
+  | Wfnone -> ([], [])
   | _ -> (unique_func call_prems, unique_func constr_prems)
 
 let get_extra_prems env quants exp prems = 
@@ -336,9 +335,9 @@ let get_extra_prems env quants exp prems =
   let free_vars_exp = (Free.free_exp exp).varid in
   let free_vars = (Free.free_list Free.free_prem constr_prems).varid in 
   let quants_filtered = Lib.List.filter_not (fun b -> 
-    match b.it, wf_state with 
-    | ExpP (id, _), ALL -> Free.Set.mem id.it free_vars
-    | ExpP (id, _), MINIMAL -> Free.Set.mem id.it free_vars || Free.Set.mem id.it free_vars_exp
+    match b.it, !wf_state with 
+    | ExpP (id, _), All -> Free.Set.mem id.it free_vars
+    | ExpP (id, _), Minimal -> Free.Set.mem id.it free_vars || Free.Set.mem id.it free_vars_exp
     | _ -> true
   ) quants in
   let quant_prems = (List.filter_map get_exp_typ quants_filtered) |> List.concat_map (get_wf_pred env) in
@@ -472,7 +471,7 @@ let rec t_def env def =
     in
     let is_proj_func = StringSet.mem id.it env.proj_set in
     let t_d = if StringSet.mem id.it env.proj_set then remove_unused_params d else d in
-    let wf_lemma = if wf_state = MINIMAL && return_type_needs_wfness env typ && not is_proj_func
+    let wf_lemma = if !wf_state = Minimal && return_type_needs_wfness env typ && not is_proj_func
       then generate_wf_lemma env tf id params typ 
       else [] 
     in
diff --git a/spectec/src/middlend/undep.mli b/spectec/src/middlend/undep.mli
index c956e5c94a..308362f018 100644
--- a/spectec/src/middlend/undep.mli
+++ b/spectec/src/middlend/undep.mli
@@ -40,6 +40,12 @@ This pass requires the typefamilyremoval pass to be ran first, as it ensures tha
 transformed correctly.
 *)
 
+type wfstate =
+  | All     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
+  | Minimal (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
+  | Wfnone    (* Does not place any wf premises in relations/functions *)
+
 val wf_hint_id : string
 val wf_func_id : string
+val wf_state : wfstate ref
 val transform : Il.Ast.script -> Il.Ast.script

From c3f36ba9b73b951742feec3e55e6296d3852159d Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Wed, 27 May 2026 10:58:29 +0100
Subject: [PATCH 20/23] Improved the documentation for improveids, and made
 term constructor for wfstate consistent.

---
 spectec/src/exe-spectec/main.ml     |  6 +++---
 spectec/src/middlend/improveids.mli | 27 +++++++++++++++++++++------
 spectec/src/middlend/undep.ml       | 18 +++++++++---------
 spectec/src/middlend/undep.mli      |  6 +++---
 4 files changed, 36 insertions(+), 21 deletions(-)

diff --git a/spectec/src/exe-spectec/main.ml b/spectec/src/exe-spectec/main.ml
index 51ec2811a0..1ee4b58a19 100644
--- a/spectec/src/exe-spectec/main.ml
+++ b/spectec/src/exe-spectec/main.ml
@@ -156,9 +156,9 @@ let run_pass : pass -> Il.Ast.script -> Il.Ast.script = function
 let set_wf_state s =
   Middlend.Undep.wf_state :=
     match s with
-    | "minimal" -> Middlend.Undep.Minimal
-    | "all" -> Middlend.Undep.All
-    | "none" -> Middlend.Undep.Wfnone
+    | "minimal" -> Middlend.Undep.WfMinimal
+    | "all" -> Middlend.Undep.WfAll
+    | "none" -> Middlend.Undep.WfNone
     | _ ->
         raise (Arg.Bad "wf-state must be minimal, all, or none")
 
diff --git a/spectec/src/middlend/improveids.mli b/spectec/src/middlend/improveids.mli
index eed6fb6d57..11c3257ea4 100644
--- a/spectec/src/middlend/improveids.mli
+++ b/spectec/src/middlend/improveids.mli
@@ -2,15 +2,30 @@
   This pass simply ensures that there is no ambiguity between any names.
 
   It does this by creating a massive set of names, separated by the
-  different main constructs (i.e. TypD, RelD, DecD, etc.).
+  different namespaces (i.e. TypD, RelD, DecD, etc.). This is done using
+  the existing environment generator that the IL has.
 
-  It makes sure that variables don't have the same name as anything else,
-  as this could cause shadowing in some cases for ITPs. If it does have
-  the same name, then it adds the prefix "v_" until the name is unique.
+  It makes sure that variables don't have the same name as any other
+  namespace, as this could cause shadowing in some cases for ITPs. 
+  If it does have the same name, then it adds the prefix 
+  "v_".
 
-  For functions, we unsure that they don't have the same name as
+  For functions, we ensure that they don't have the same name as
   user-defined types and relations. If it does, then it adds the prefix
-  "fun_" until the name is unique.
+  "fun_".
+
+  For user-defined types and relations, we make sure that they don't have
+  the same name as Atoms. If it does, then it adds the prefix "r_"
+
+  Atoms are considered a namespace as well, and it is made sure that the
+  other namespaces don't clash with this one. However, no disambiguation
+  is made for Atoms of the same name. This is due to some ITPs having
+  already builtin mechanisms to handle this.
+
+  NOTE: This is not a guaranteed name clash avoidance pass, as it has a very
+  naive renaming strategy. This will get revisited in the future 
+  to ensure that this works for all cases
+  but for now it is sufficient.
   
 *)
 
diff --git a/spectec/src/middlend/undep.ml b/spectec/src/middlend/undep.ml
index 2826ad6840..bb0f4f6208 100644
--- a/spectec/src/middlend/undep.ml
+++ b/spectec/src/middlend/undep.ml
@@ -30,12 +30,12 @@ let wf_hint_id = "wf-relation"
 let wf_func_id = "wf-lemma-func"
 
 type wfstate =
-  | All     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
-  | Minimal (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
-  | Wfnone    (* Does not place any wf premises in relations/functions *)
+  | WfAll     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
+  | WfMinimal (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
+  | WfNone    (* Does not place any wf premises in relations/functions *)
 
 (* State that indicates what the placement algorithm should do *)
-let wf_state : wfstate ref = ref Minimal
+let wf_state : wfstate ref = ref WfMinimal
 
 let error at msg = error at "Undep error" msg
 
@@ -312,13 +312,13 @@ let get_wf_terms cl exp prems =
     | CallE _ -> true
     | _ -> false
   in
-  let wf_terms = (if !wf_state = Minimal then [] else collect_exp cl exp) @ List.concat_map (collect_prem cl) prems in
+  let wf_terms = (if !wf_state = WfMinimal then [] else collect_exp cl exp) @ List.concat_map (collect_prem cl) prems in
   let (call_prems, constr_prems) = List.partition (fun ((e1, _), _) -> is_calle e1) wf_terms in
   let unique_func = Util.Lib.List.nub (fun ((e1, _t1), iterexp1) ((e2, _t2), iterexp2) -> 
     Il.Eq.eq_exp e1 e2 && Il.Eq.eq_list Il.Eq.eq_iterexp iterexp1 iterexp2
   ) in
   match !wf_state with
-  | Wfnone -> ([], [])
+  | WfNone -> ([], [])
   | _ -> (unique_func call_prems, unique_func constr_prems)
 
 let get_extra_prems env quants exp prems = 
@@ -336,8 +336,8 @@ let get_extra_prems env quants exp prems =
   let free_vars = (Free.free_list Free.free_prem constr_prems).varid in 
   let quants_filtered = Lib.List.filter_not (fun b -> 
     match b.it, !wf_state with 
-    | ExpP (id, _), All -> Free.Set.mem id.it free_vars
-    | ExpP (id, _), Minimal -> Free.Set.mem id.it free_vars || Free.Set.mem id.it free_vars_exp
+    | ExpP (id, _), WfAll -> Free.Set.mem id.it free_vars
+    | ExpP (id, _), WfMinimal -> Free.Set.mem id.it free_vars || Free.Set.mem id.it free_vars_exp
     | _ -> true
   ) quants in
   let quant_prems = (List.filter_map get_exp_typ quants_filtered) |> List.concat_map (get_wf_pred env) in
@@ -471,7 +471,7 @@ let rec t_def env def =
     in
     let is_proj_func = StringSet.mem id.it env.proj_set in
     let t_d = if StringSet.mem id.it env.proj_set then remove_unused_params d else d in
-    let wf_lemma = if !wf_state = Minimal && return_type_needs_wfness env typ && not is_proj_func
+    let wf_lemma = if !wf_state = WfMinimal && return_type_needs_wfness env typ && not is_proj_func
       then generate_wf_lemma env tf id params typ 
       else [] 
     in
diff --git a/spectec/src/middlend/undep.mli b/spectec/src/middlend/undep.mli
index 308362f018..edc24fbdd5 100644
--- a/spectec/src/middlend/undep.mli
+++ b/spectec/src/middlend/undep.mli
@@ -41,9 +41,9 @@ transformed correctly.
 *)
 
 type wfstate =
-  | All     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
-  | Minimal (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
-  | Wfnone    (* Does not place any wf premises in relations/functions *)
+  | WfAll     (* Places wf premises whenever it encounters a term/variable that needs well-formedness check*)
+  | WfMinimal (* Places only wf premises in terms in relations and functions that do not appear in the conclusion *)
+  | WfNone    (* Does not place any wf premises in relations/functions *)
 
 val wf_hint_id : string
 val wf_func_id : string

From c2821da181c0c3042abf86d51cca2cd1c5173a54 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Wed, 27 May 2026 11:00:16 +0100
Subject: [PATCH 21/23] Fix tests

---
 .../specification.exp/13-improve-ids.il       | 44 +++++++++----------
 1 file changed, 22 insertions(+), 22 deletions(-)

diff --git a/spectec/test-middlend/specification.exp/13-improve-ids.il b/spectec/test-middlend/specification.exp/13-improve-ids.il
index 70ebf027a2..b457446e82 100644
--- a/spectec/test-middlend/specification.exp/13-improve-ids.il
+++ b/spectec/test-middlend/specification.exp/13-improve-ids.il
@@ -8257,14 +8257,14 @@ relation wf_relaxed4: `%`(relaxed4)
     -- if ((((i = 0) \/ (i = 1)) \/ (i = 2)) \/ (i = 3))
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-def $fun_relaxed2(v_relaxed2 : relaxed2, syntax v_X, v_X_0 : v_X, v_X_1 : v_X) : v_X
+def $fun_relaxed2(v_relaxed2 : relaxed2, syntax r_X, v_X : r_X, v_X_0 : r_X) : r_X
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-  def $fun_relaxed2{i : relaxed2, syntax v_X, X_1 : v_X, X_2 : v_X}(i, syntax v_X, X_1, X_2) = (if $ND then [X_1 X_2][$proj_relaxed2_0(i).0] else [X_1 X_2][0])
+  def $fun_relaxed2{i : relaxed2, syntax r_X, X_1 : r_X, X_2 : r_X}(i, syntax r_X, X_1, X_2) = (if $ND then [X_1 X_2][$proj_relaxed2_0(i).0] else [X_1 X_2][0])
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-def $fun_relaxed4(v_relaxed4 : relaxed4, syntax v_X, v_X_0 : v_X, v_X_1 : v_X, v_X_2 : v_X, v_X_3 : v_X) : v_X
+def $fun_relaxed4(v_relaxed4 : relaxed4, syntax r_X, v_X : r_X, v_X_0 : r_X, v_X_1 : r_X, v_X_2 : r_X) : r_X
   ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
-  def $fun_relaxed4{i : relaxed4, syntax v_X, X_1 : v_X, X_2 : v_X, X_3 : v_X, X_4 : v_X}(i, syntax v_X, X_1, X_2, X_3, X_4) = (if $ND then [X_1 X_2 X_3 X_4][$proj_relaxed4_0(i).0] else [X_1 X_2 X_3 X_4][0])
+  def $fun_relaxed4{i : relaxed4, syntax r_X, X_1 : r_X, X_2 : r_X, X_3 : r_X, X_4 : r_X}(i, syntax r_X, X_1, X_2, X_3, X_4) = (if $ND then [X_1 X_2 X_3 X_4][$proj_relaxed4_0(i).0] else [X_1 X_2 X_3 X_4][0])
 
 ;; ../../../../specification/wasm-3.0/3.0-numerics.relaxed.spectec
 def $R_fmadd : relaxed2
@@ -17250,42 +17250,42 @@ relation wf_callframe: `%`(callframe)
     -- wf_frame: `%`(v_frame)
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
-def $allocX(syntax v_X, syntax Y, v_store : store, v_X_0 : v_X, Y_0 : Y) : (store, addr)
+def $allocX(syntax r_X, syntax Y, v_store : store, v_X : r_X, Y_0 : Y) : (store, addr)
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
-relation allocX_is_wf(syntax v_X, syntax Y): `%%%%`(v_store : store, X_0 : v_X, Y_0 : Y, ret_val : (store, addr))
+relation allocX_is_wf(syntax r_X, syntax Y): `%%%%`(v_store : store, X_0 : r_X, Y_0 : Y, ret_val : (store, addr))
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
-  rule allocX_is_wf0{syntax v_X, syntax Y, v_store : store, X_0 : v_X, Y_0 : Y, ret_val : (store, addr)}:
+  rule allocX_is_wf0{syntax r_X, syntax Y, v_store : store, X_0 : r_X, Y_0 : Y, ret_val : (store, addr)}:
     `%%%%`(v_store, X_0, Y_0, ret_val)
     -- wf_store: `%`(v_store)
-    -- if (ret_val = $allocX(syntax v_X, syntax Y, v_store, X_0, Y_0))
+    -- if (ret_val = $allocX(syntax r_X, syntax Y, v_store, X_0, Y_0))
     -- wf_store: `%`(ret_val.0)
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.1-32.117
-def $allocXs(syntax v_X, syntax Y, v_store : store, var_0 : v_X*, var_1 : Y*) : (store, addr*)
+def $allocXs(syntax r_X, syntax Y, v_store : store, var_0 : r_X*, var_1 : Y*) : (store, addr*)
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:33.1-33.57
-  def $allocXs{syntax v_X, syntax Y, s : store}(syntax v_X, syntax Y, s, [], []) = (s, [])
+  def $allocXs{syntax r_X, syntax Y, s : store}(syntax r_X, syntax Y, s, [], []) = (s, [])
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:34.1-36.65
-  def $allocXs{syntax v_X, syntax Y, s : store, v_X : v_X, X'_lst : v_X*, Y : Y, Y'_lst : Y*}(syntax v_X, syntax Y, s, [v_X] ++ X'_lst, [Y] ++ Y'_lst) = (s_2, [a] ++ a'_lst)
-    -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax v_X, syntax Y, s, v_X, Y)
-    -- let{s_2 : store, a'_lst : addr*} (s_2, a'_lst) = $allocXs(syntax v_X, syntax Y, s_1, X'_lst, Y'_lst)
-    -- wf_store: `%`($allocX(syntax v_X, syntax Y, s, v_X, Y).0)
-    -- wf_store: `%`($allocXs(syntax v_X, syntax Y, s_1, X'_lst, Y'_lst).0)
+  def $allocXs{syntax r_X, syntax Y, s : store, v_X : r_X, X'_lst : r_X*, Y : Y, Y'_lst : Y*}(syntax r_X, syntax Y, s, [v_X] ++ X'_lst, [Y] ++ Y'_lst) = (s_2, [a] ++ a'_lst)
+    -- let{a : addr, s_1 : store} (s_1, a) = $allocX(syntax r_X, syntax Y, s, v_X, Y)
+    -- let{s_2 : store, a'_lst : addr*} (s_2, a'_lst) = $allocXs(syntax r_X, syntax Y, s_1, X'_lst, Y'_lst)
+    -- wf_store: `%`($allocX(syntax r_X, syntax Y, s, v_X, Y).0)
+    -- wf_store: `%`($allocXs(syntax r_X, syntax Y, s_1, X'_lst, Y'_lst).0)
 }
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec
 rec {
 
 ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
-relation allocXs_is_wf(syntax v_X, syntax Y): `%%%%`(v_store : store, var_0 : v_X*, var_1 : Y*, ret_val : (store, addr*))
+relation allocXs_is_wf(syntax r_X, syntax Y): `%%%%`(v_store : store, var_0 : r_X*, var_1 : Y*, ret_val : (store, addr*))
   ;; ../../../../specification/wasm-3.0/X.3-notation.execution.spectec:32.6-32.14
-  rule allocXs_is_wf0{syntax v_X, syntax Y, v_store : store, var_0 : v_X*, var_1 : Y*, ret_val : (store, addr*)}:
+  rule allocXs_is_wf0{syntax r_X, syntax Y, v_store : store, var_0 : r_X*, var_1 : Y*, ret_val : (store, addr*)}:
     `%%%%`(v_store, var_0, var_1, ret_val)
     -- wf_store: `%`(v_store)
-    -- if (ret_val = $allocXs(syntax v_X, syntax Y, v_store, var_0, var_1))
+    -- if (ret_val = $allocXs(syntax r_X, syntax Y, v_store, var_0, var_1))
     -- wf_store: `%`(ret_val.0)
 }
 
@@ -17301,9 +17301,9 @@ relation wf_symdots: `%`(symdots)
     -- if (i = 0)
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
-def $var(syntax v_X) : nat
+def $var(syntax r_X) : nat
   ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
-  def $var{syntax v_X}(syntax v_X) = 0
+  def $var{syntax r_X}(syntax r_X) = 0
 
 ;; ../../../../specification/wasm-3.0/X.5-notation.text.spectec
 syntax abbreviated = ()
@@ -20943,7 +20943,7 @@ grammar Tdecldots_(v_I : I) : (decl, idctxt)*
   prod{`<implicit_prod_result>` : (decl, idctxt)} [`<implicit_prod_result>`]:Tdecl_(v_I)*{} => [`<implicit_prod_result>`]
 
 ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
-grammar Bvar(syntax v_X) : ()
+grammar Bvar(syntax r_X) : ()
   ;; ../../../../specification/wasm-3.0/X.4-notation.binary.spectec
   prod 0x00 => ((), ()).1
 
@@ -20962,7 +20962,7 @@ grammar Bsymsplit : ()
   prod{`<implicit_prod_result>` : ()} `<implicit_prod_result>`:Bvar(syntax B) => (`<implicit_prod_result>`, ()).1
 
 ;; ../../../../specification/wasm-3.0/X.5-notation.text.spectec
-grammar Tvar(syntax v_X) : ()
+grammar Tvar(syntax r_X) : ()
   ;; ../../../../specification/wasm-3.0/X.5-notation.text.spectec
   prod 0x00 => ((), ()).1
 

From 67d45be16dbf4636bc7c9623d47b94ff0908ad89 Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Wed, 27 May 2026 11:38:38 +0100
Subject: [PATCH 22/23] Fix tests (again)

---
 spectec/test-middlend/specification.exp/00-elab.il   | 10 +++++-----
 spectec/test-middlend/specification.exp/01-ite.il    | 10 +++++-----
 .../specification.exp/02-let-intro-mech.il           | 10 +++++-----
 .../specification.exp/03-typefamily-removal.il       | 10 +++++-----
 .../specification.exp/04-remove-indexed-types.il     | 12 ++++++------
 .../test-middlend/specification.exp/05-totalize.il   | 12 ++++++------
 spectec/test-middlend/specification.exp/06-else.il   | 12 ++++++------
 .../specification.exp/07-else-simplification.il      | 12 ++++++------
 .../specification.exp/08-uncase-removal.il           | 12 ++++++------
 .../specification.exp/09-sideconditions.il           | 12 ++++++------
 .../specification.exp/10-sub-expansion.il            | 12 ++++++------
 spectec/test-middlend/specification.exp/11-sub.il    | 12 ++++++------
 .../specification.exp/12-alias-demut.il              | 12 ++++++------
 .../specification.exp/13-improve-ids.il              | 12 ++++++------
 14 files changed, 80 insertions(+), 80 deletions(-)

diff --git a/spectec/test-middlend/specification.exp/00-elab.il b/spectec/test-middlend/specification.exp/00-elab.il
index da4bafa4f4..0f30271b8f 100644
--- a/spectec/test-middlend/specification.exp/00-elab.il
+++ b/spectec/test-middlend/specification.exp/00-elab.il
@@ -8020,12 +8020,12 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/01-ite.il b/spectec/test-middlend/specification.exp/01-ite.il
index 4fc21fcc25..a2afe64f70 100644
--- a/spectec/test-middlend/specification.exp/01-ite.il
+++ b/spectec/test-middlend/specification.exp/01-ite.il
@@ -7931,12 +7931,12 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/02-let-intro-mech.il b/spectec/test-middlend/specification.exp/02-let-intro-mech.il
index 16b9fa496b..bb1bfa24e0 100644
--- a/spectec/test-middlend/specification.exp/02-let-intro-mech.il
+++ b/spectec/test-middlend/specification.exp/02-let-intro-mech.il
@@ -7931,12 +7931,12 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/03-typefamily-removal.il b/spectec/test-middlend/specification.exp/03-typefamily-removal.il
index 93df6dbd50..9b12ae79c3 100644
--- a/spectec/test-middlend/specification.exp/03-typefamily-removal.il
+++ b/spectec/test-middlend/specification.exp/03-typefamily-removal.il
@@ -8260,12 +8260,12 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/04-remove-indexed-types.il b/spectec/test-middlend/specification.exp/04-remove-indexed-types.il
index 363d1235a8..7547acdebe 100644
--- a/spectec/test-middlend/specification.exp/04-remove-indexed-types.il
+++ b/spectec/test-middlend/specification.exp/04-remove-indexed-types.il
@@ -13558,14 +13558,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/05-totalize.il b/spectec/test-middlend/specification.exp/05-totalize.il
index f5a391a8fb..fd8db06485 100644
--- a/spectec/test-middlend/specification.exp/05-totalize.il
+++ b/spectec/test-middlend/specification.exp/05-totalize.il
@@ -13602,14 +13602,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/06-else.il b/spectec/test-middlend/specification.exp/06-else.il
index 102de28fb0..b394f2dfb5 100644
--- a/spectec/test-middlend/specification.exp/06-else.il
+++ b/spectec/test-middlend/specification.exp/06-else.il
@@ -14070,14 +14070,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/07-else-simplification.il b/spectec/test-middlend/specification.exp/07-else-simplification.il
index 6dff73eaa9..a312c03227 100644
--- a/spectec/test-middlend/specification.exp/07-else-simplification.il
+++ b/spectec/test-middlend/specification.exp/07-else-simplification.il
@@ -13945,14 +13945,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/08-uncase-removal.il b/spectec/test-middlend/specification.exp/08-uncase-removal.il
index 0a4cb96f46..296f882a19 100644
--- a/spectec/test-middlend/specification.exp/08-uncase-removal.il
+++ b/spectec/test-middlend/specification.exp/08-uncase-removal.il
@@ -14005,14 +14005,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/09-sideconditions.il b/spectec/test-middlend/specification.exp/09-sideconditions.il
index fc11f01cbf..031ebd23fa 100644
--- a/spectec/test-middlend/specification.exp/09-sideconditions.il
+++ b/spectec/test-middlend/specification.exp/09-sideconditions.il
@@ -14437,14 +14437,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/10-sub-expansion.il b/spectec/test-middlend/specification.exp/10-sub-expansion.il
index 49dde4c286..c933374b0a 100644
--- a/spectec/test-middlend/specification.exp/10-sub-expansion.il
+++ b/spectec/test-middlend/specification.exp/10-sub-expansion.il
@@ -16891,14 +16891,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/11-sub.il b/spectec/test-middlend/specification.exp/11-sub.il
index 58def11a7c..3fc5a33fd5 100644
--- a/spectec/test-middlend/specification.exp/11-sub.il
+++ b/spectec/test-middlend/specification.exp/11-sub.il
@@ -17117,14 +17117,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/12-alias-demut.il b/spectec/test-middlend/specification.exp/12-alias-demut.il
index 6c9d4305ae..87f742627b 100644
--- a/spectec/test-middlend/specification.exp/12-alias-demut.il
+++ b/spectec/test-middlend/specification.exp/12-alias-demut.il
@@ -17117,14 +17117,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule _{z : state, `instr*` : instr*, C : context, `t*` : valtype*}:
-    `|-%:OK`(`%;%`_config(z, instr*{instr <- `instr*`}))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
+  rule _{s : store, f : frame, `instr*` : instr*, `t*` : valtype*, C : context}:
+    `|-%:%`(`%;%`_config(`%;%`_state(s, f), instr*{instr <- `instr*`}), `%`_resulttype(t*{t <- `t*`}))
+    -- State_ok: `|-%:%`(`%;%`_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr*{instr <- `instr*`}, `%`_resulttype(t*{t <- `t*`}))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- `t*`}
+    -- wf_state: `%`(`%;%`_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat
diff --git a/spectec/test-middlend/specification.exp/13-improve-ids.il b/spectec/test-middlend/specification.exp/13-improve-ids.il
index b457446e82..043e96b63f 100644
--- a/spectec/test-middlend/specification.exp/13-improve-ids.il
+++ b/spectec/test-middlend/specification.exp/13-improve-ids.il
@@ -17117,14 +17117,14 @@ relation State_ok: `|-%:%`(state, context)
     -- Frame_ok: `%|-%:%`(s, f, C)
 
 ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-relation Config_ok: `|-%:OK`(config)
+relation Config_ok: `|-%:%`(config, resulttype)
   ;; ../../../../specification/wasm-3.0/7.1-soundness.configurations.spectec
-  rule mk_Config_ok{z : state, instr_lst : instr*, C : context, t_lst : valtype*}:
-    `|-%:OK`(mk_config_config(z, instr_lst))
-    -- State_ok: `|-%:%`(z, C)
-    -- Expr_ok: `%|-%:%`(C, instr_lst, mk_list_resulttype(t_lst))
+  rule mk_Config_ok{s : store, f : frame, instr_lst : instr*, t_lst : valtype*, C : context}:
+    `|-%:%`(mk_config_config(mk_state_state(s, f), instr_lst), mk_list_resulttype(t_lst))
+    -- State_ok: `|-%:%`(mk_state_state(s, f), C)
+    -- Expr_ok2: `%;%|-%:%`(s, C, instr_lst, mk_list_resulttype(t_lst))
     -- wf_context: `%`(C)
-    -- (wf_valtype: `%`(t))*{t <- t_lst}
+    -- wf_state: `%`(mk_state_state(s, f))
 
 ;; ../../../../specification/wasm-3.0/X.1-notation.syntax.spectec
 syntax A = nat

From 5f7ed5cbc626199cf881d9d44db9b3e972216bac Mon Sep 17 00:00:00 2001
From: DCupello1 <dc1020@ic.ac.uk>
Date: Wed, 27 May 2026 12:27:58 +0100
Subject: [PATCH 23/23] Fix tests

---
 spectec/test-prose/TEST.md | 7183 ++++++++++++++++++++++--------------
 1 file changed, 4444 insertions(+), 2739 deletions(-)

diff --git a/spectec/test-prose/TEST.md b/spectec/test-prose/TEST.md
index 44156a8595..1d55e3c03e 100644
--- a/spectec/test-prose/TEST.md
+++ b/spectec/test-prose/TEST.md
@@ -15,6 +15,7 @@ spectec 0.5 generator
 == IL Validation after pass sideconditions...
 == Translating to AL...
 == Prose Generation...
+../../../../specification/wasm-1.0/B-soundness.spectec:139.8-139.45: prem_to_instrs: Yet `Externaddr_ok: `%|-%:%`(s, FUNC_externaddr(fa), FUNC_externtype(ft))`
 
 
 
@@ -887,5057 +888,6422 @@ The module :math:`(\mathsf{module}~{{\mathit{type}}^\ast}~{{\mathit{import}}^\as
    * The memory type sequence :math:`{{\mathit{imt}}^\ast}` is of the form :math:`{\mathrm{mems}}({{\mathit{ixt}}^\ast})`.
 
 
-:math:`\mathsf{load}~t~{\mathit{ao}}`
-.....................................
 
 
-1. Let :math:`z` be the current state.
+The context :math:`C` is :ref:`valid <valid-val>` if:
 
-#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
+   * The context :math:`C` is of the form :math:`\{ \mathsf{types}~{{\mathit{ft}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{ft}}_2^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{gt}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tt}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{mt}}^\ast},\;\allowbreak \mathsf{locals}~{{\mathit{lct}}^\ast},\;\allowbreak \mathsf{labels}~{{\mathit{rt}}^\ast},\;\allowbreak \mathsf{return}~{{\mathit{rt}'}^?} \}`.
 
-#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|t|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
+   * For all :math:`{\mathit{ft}}` in :math:`{{\mathit{ft}}^\ast}`:
 
-   a. Trap.
+      * The function type :math:`{\mathit{ft}}` is :ref:`valid <valid-val>`.
 
-#. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{t}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|t|} / 8]`.
+   * For all :math:`{\mathit{gt}}` in :math:`{{\mathit{gt}}^\ast}`:
 
-#. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
+      * The global type :math:`{\mathit{gt}}` is :ref:`valid <valid-val>`.
 
+   * For all :math:`{\mathit{mt}}` in :math:`{{\mathit{mt}}^\ast}`:
 
-:math:`{{\mathsf{i}}{n}{.}\mathsf{load}}{{n}{\mathsf{\_}}{{\mathit{sx}}}}~{\mathit{ao}}`
-........................................................................................
+      * The memory type :math:`{\mathit{mt}}` is :ref:`valid <valid-val>`.
 
+   * For all :math:`{\mathit{tt}}` in :math:`{{\mathit{tt}}^\ast}`:
 
-1. Let :math:`z` be the current state.
+      * The table type :math:`{\mathit{tt}}` is :ref:`valid <valid-val>`.
 
-#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
+   * For all :math:`{\mathit{ft}}_2` in :math:`{{\mathit{ft}}_2^\ast}`:
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
+      * The function type :math:`{\mathit{ft}}_2` is :ref:`valid <valid-val>`.
 
-#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-   a. Trap.
 
-#. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8]`.
 
-#. Push the value :math:`({\mathsf{i}}{n}{.}\mathsf{const}~{{{{\mathrm{extend}}}_{n, {|{\mathsf{i}}{n}|}}^{{\mathit{sx}}}}}{(c)})` to the stack.
+The value :math:`(t{.}\mathsf{const}~c_t)` is :ref:`valid <valid-val>` with the number type :math:`t`.
 
 
-:math:`\mathsf{store}~t~{\mathit{ao}}`
-......................................
 
 
-1. Let :math:`z` be the current state.
+The result :math:`{\mathit{result}}` is :ref:`valid <valid-val>` with the number type sequence :math:`{t^\ast}` if:
 
-#. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c)` from the stack.
+   * Either:
 
-#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
+      * The result :math:`{\mathit{result}}` is of the form :math:`{v^\ast}`.
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
+      * For all :math:`t` in :math:`{t^\ast}`, and corresponding :math:`v` in :math:`{v^\ast}`:
 
-#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|t|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
+         * The value :math:`v` is :ref:`valid <valid-val>` with the number type :math:`t`.
 
-   a. Trap.
+   * Or:
 
-#. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{t}(c)`.
+      * The result :math:`{\mathit{result}}` is of the form :math:`\mathsf{trap}`.
 
-#. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|t|} / 8] = {b^\ast}]`.
 
 
-:math:`{{\mathsf{i}}{n}{.}\mathsf{store}}{n}~{\mathit{ao}}`
-...........................................................
 
+The result :math:`{v^\ast}` is :ref:`valid <valid-val>` with the number type sequence :math:`{t^\ast}` if:
 
-1. Let :math:`z` be the current state.
 
-#. Assert: Due to validation, a value of number type :math:`{\mathsf{i}}{n}` is on the top of the stack.
+   * For all :math:`t` in :math:`{t^\ast}`, and corresponding :math:`v` in :math:`{v^\ast}`:
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c)` from the stack.
+      * The value :math:`v` is :ref:`valid <valid-val>` with the number type :math:`t`.
 
-#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
-#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-   a. Trap.
+The result :math:`\mathsf{trap}` is :ref:`valid <valid-val>` with the number type sequence :math:`{t^\ast}`.
 
-#. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}({{\mathrm{wrap}}}_{{|{\mathsf{i}}{n}|}, n}(c))`.
 
-#. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8] = {b^\ast}]`.
 
 
-:math:`\mathsf{unreachable}`
-............................
+The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{externtype}}` if:
 
 
-1. Trap.
+   * Either:
 
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{global}~a)`.
 
-:math:`\mathsf{nop}`
-....................
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{global}~{\mathit{globalinst}}{.}\mathsf{type})`.
 
+      * The global instance :math:`s{.}\mathsf{globals}{}[a]` exists.
 
-1. Do nothing.
+      * The global instance :math:`s{.}\mathsf{globals}{}[a]` is of the form :math:`{\mathit{globalinst}}`.
 
+   * Or:
 
-:math:`\mathsf{drop}`
-.....................
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{mem}~a)`.
 
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{mem}~{\mathit{meminst}}{.}\mathsf{type})`.
 
-1. Assert: Due to validation, a value is on the top of the stack.
+      * The memory instance :math:`s{.}\mathsf{mems}{}[a]` exists.
 
-#. Pop the value :math:`{\mathit{val}}` from the stack.
+      * The memory instance :math:`s{.}\mathsf{mems}{}[a]` is of the form :math:`{\mathit{meminst}}`.
+   * Or:
 
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{table}~a)`.
 
-:math:`\mathsf{select}`
-.......................
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{table}~{\mathit{tableinst}}{.}\mathsf{type})`.
 
+      * The table instance :math:`s{.}\mathsf{tables}{}[a]` exists.
 
-1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
+      * The table instance :math:`s{.}\mathsf{tables}{}[a]` is of the form :math:`{\mathit{tableinst}}`.
+   * Or:
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` from the stack.
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{func}~a)`.
 
-#. Assert: Due to validation, a value is on the top of the stack.
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{func}~{\mathit{funcinst}}{.}\mathsf{type})`.
 
-#. Pop the value :math:`{\mathit{val}}_2` from the stack.
+      * The function instance :math:`s{.}\mathsf{funcs}{}[a]` exists.
 
-#. Assert: Due to validation, a value is on the top of the stack.
+      * The function instance :math:`s{.}\mathsf{funcs}{}[a]` is of the form :math:`{\mathit{funcinst}}`.
+   * Or:
 
-#. Pop the value :math:`{\mathit{val}}_1` from the stack.
+      * The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}'}`.
 
-#. If :math:`c \neq 0`, then:
+      * The external type :math:`{\mathit{xt}'}` :ref:`matches <match>` the external type :math:`{\mathit{externtype}}`.
 
-   a. Push the value :math:`{\mathit{val}}_1` to the stack.
 
-#. Else:
 
-   a. Push the value :math:`{\mathit{val}}_2` to the stack.
 
+The external value :math:`(\mathsf{global}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{global}~{\mathit{globalinst}}{.}\mathsf{type})` if:
 
-:math:`\mathsf{if}~{t^?}~{{\mathit{instr}}_1^\ast}~\mathsf{else}~{{\mathit{instr}}_2^\ast}`
-...........................................................................................
 
+   * The global instance :math:`s{.}\mathsf{globals}{}[a]` exists.
 
-1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
+   * The global instance :math:`s{.}\mathsf{globals}{}[a]` is of the form :math:`{\mathit{globalinst}}`.
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` from the stack.
 
-#. If :math:`c \neq 0`, then:
 
-   a. Execute the instruction :math:`(\mathsf{block}~{t^?}~{{\mathit{instr}}_1^\ast})`.
 
-#. Else:
+The external value :math:`(\mathsf{mem}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{mem}~{\mathit{meminst}}{.}\mathsf{type})` if:
 
-   a. Execute the instruction :math:`(\mathsf{block}~{t^?}~{{\mathit{instr}}_2^\ast})`.
 
+   * The memory instance :math:`s{.}\mathsf{mems}{}[a]` exists.
 
-:math:`\mathsf{label}`
-......................
+   * The memory instance :math:`s{.}\mathsf{mems}{}[a]` is of the form :math:`{\mathit{meminst}}`.
 
 
-1. Pop all values :math:`{{\mathit{val}}^\ast}` from the top of the stack.
 
-#. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{label}`.
 
-#. Pop the :math:`\mathsf{label}` from the stack.
+The external value :math:`(\mathsf{table}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{table}~{\mathit{tableinst}}{.}\mathsf{type})` if:
 
-#. Push the values :math:`{{\mathit{val}}^\ast}` to the stack.
 
+   * The table instance :math:`s{.}\mathsf{tables}{}[a]` exists.
 
-:math:`\mathsf{br}~{n'}`
-........................
+   * The table instance :math:`s{.}\mathsf{tables}{}[a]` is of the form :math:`{\mathit{tableinst}}`.
 
 
-1. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{label}`.
 
-#. Let :math:`L` be the topmost :math:`\mathsf{label}`.
 
-#. Let :math:`n` be the arity of :math:`L`
+The external value :math:`(\mathsf{func}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{funcinst}}{.}\mathsf{type})` if:
 
-#. If :math:`{n'} = 0`, then:
 
-   a. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
+   * The function instance :math:`s{.}\mathsf{funcs}{}[a]` exists.
 
-   #. Pop the values :math:`{{\mathit{val}}^{n}}` from the stack.
+   * The function instance :math:`s{.}\mathsf{funcs}{}[a]` is of the form :math:`{\mathit{funcinst}}`.
 
-   #. Pop all values :math:`{{\mathit{val}'}^\ast}` from the top of the stack.
 
-   #. Pop the :math:`\mathsf{label}` from the stack.
 
-   #. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
 
-   #. Jump to the continuation of :math:`L`.
+The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}` if:
 
-#. Else:
 
-   a. Pop all values :math:`{{\mathit{val}}^\ast}` from the top of the stack.
+   * The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}'}`.
 
-   #. Let :math:`l` be the label index :math:`{n'} - 1`.
+   * The external type :math:`{\mathit{xt}'}` :ref:`matches <match>` the external type :math:`{\mathit{xt}}`.
 
-   #. Pop the :math:`\mathsf{label}` from the stack.
 
-   #. Push the values :math:`{{\mathit{val}}^\ast}` to the stack.
 
-   #. Execute the instruction :math:`(\mathsf{br}~l)`.
 
+The export instance :math:`\{ \mathsf{name}~{\mathit{nm}},\;\allowbreak \mathsf{addr}~{\mathit{xa}} \}` is :ref:`valid <valid-val>` if:
 
-:math:`\mathsf{br\_if}~l`
-.........................
 
+   * The external value :math:`{\mathit{xa}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}`.
 
-1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` from the stack.
 
-#. If :math:`c \neq 0`, then:
 
-   a. Execute the instruction :math:`(\mathsf{br}~l)`.
+The module instance :math:`\{ \mathsf{types}~{{\mathit{functype}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{funcaddr}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{globaladdr}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tableaddr}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{memaddr}}^\ast},\;\allowbreak \mathsf{exports}~{{\mathit{exportinst}}^\ast} \}` is :ref:`valid <valid-val>` with the context :math:`\{ \mathsf{types}~{{\mathit{functype}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{functype}}_{\mathsf{f}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{globaltype}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tabletype}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{memtype}}^\ast},\;\allowbreak \mathsf{return}~\epsilon \}` if:
 
-#. Else:
 
-   a. Do nothing.
+   * For all :math:`{\mathit{functype}}` in :math:`{{\mathit{functype}}^\ast}`:
 
+      * The function type :math:`{\mathit{functype}}` is :ref:`valid <valid-val>`.
 
-:math:`\mathsf{br\_table}~{l^\ast}~{l'}`
-........................................
+   * For all :math:`{\mathit{globaladdr}}` in :math:`{{\mathit{globaladdr}}^\ast}`, and corresponding :math:`{\mathit{globaltype}}` in :math:`{{\mathit{globaltype}}^\ast}`:
 
+      * The external value :math:`(\mathsf{global}~{\mathit{globaladdr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{global}~{\mathit{globaltype}})`.
 
-1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
+   * For all :math:`{\mathit{funcaddr}}` in :math:`{{\mathit{funcaddr}}^\ast}`, and corresponding :math:`{\mathit{functype}}_{\mathsf{f}}` in :math:`{{\mathit{functype}}_{\mathsf{f}}^\ast}`:
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
+      * The external value :math:`(\mathsf{func}~{\mathit{funcaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{functype}}_{\mathsf{f}})`.
 
-#. If :math:`i < {|{l^\ast}|}`, then:
+   * For all :math:`{\mathit{memaddr}}` in :math:`{{\mathit{memaddr}}^\ast}`, and corresponding :math:`{\mathit{memtype}}` in :math:`{{\mathit{memtype}}^\ast}`:
 
-   a. Execute the instruction :math:`(\mathsf{br}~{l^\ast}{}[i])`.
+      * The external value :math:`(\mathsf{mem}~{\mathit{memaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{mem}~{\mathit{memtype}})`.
 
-#. Else:
+   * For all :math:`{\mathit{tableaddr}}` in :math:`{{\mathit{tableaddr}}^\ast}`, and corresponding :math:`{\mathit{tabletype}}` in :math:`{{\mathit{tabletype}}^\ast}`:
 
-   a. Execute the instruction :math:`(\mathsf{br}~{l'})`.
+      * The external value :math:`(\mathsf{table}~{\mathit{tableaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{table}~{\mathit{tabletype}})`.
 
+   * For all :math:`{\mathit{exportinst}}` in :math:`{{\mathit{exportinst}}^\ast}`:
 
-:math:`\mathsf{frame}`
-......................
+      * The export instance :math:`{\mathit{exportinst}}` is :ref:`valid <valid-val>`.
 
+   * :math:`{{\mathit{exportinst}}{.}\mathsf{name}^\ast}~{\mathrm{disjoint}}` is true.
 
-1. Let :math:`f` be the topmost :math:`\mathsf{frame}`.
+   * The length of :math:`{(\mathsf{global}~{\mathit{globaladdr}})^\ast}~{(\mathsf{mem}~{\mathit{memaddr}})^\ast}~{(\mathsf{table}~{\mathit{tableaddr}})^\ast}~{(\mathsf{func}~{\mathit{funcaddr}})^\ast}` is greater than :math:`0`.
 
-#. Let :math:`n` be the arity of :math:`f`
+   * For all :math:`{\mathit{exportinst}}` in :math:`{{\mathit{exportinst}}^\ast}`:
 
-#. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
+      * :math:`{\mathit{exportinst}}{.}\mathsf{addr}` is contained in :math:`{(\mathsf{global}~{\mathit{globaladdr}})^\ast}~{(\mathsf{mem}~{\mathit{memaddr}})^\ast}~{(\mathsf{table}~{\mathit{tableaddr}})^\ast}~{(\mathsf{func}~{\mathit{funcaddr}})^\ast}`.
 
-#. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
 
-#. Pop the values :math:`{{\mathit{val}}^{n}}` from the stack.
 
-#. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{frame}`.
 
-#. Pop the :math:`\mathsf{frame}` from the stack.
+The frame :math:`\{ \mathsf{locals}~{{\mathit{val}}^\ast},\;\allowbreak \mathsf{module}~{\mathit{moduleinst}} \}` is :ref:`valid <valid-val>` with the context :math:`C` with the field :math:`\mathsf{locals}` appended by :math:`{t^\ast}` if:
 
-#. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
 
+   * The module instance :math:`{\mathit{moduleinst}}` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-:math:`\mathsf{return}`
-.......................
+   * For all :math:`t` in :math:`{t^\ast}`, and corresponding :math:`{\mathit{val}}` in :math:`{{\mathit{val}}^\ast}`:
 
+      * The value :math:`{\mathit{val}}` is :ref:`valid <valid-val>` with the number type :math:`t`.
 
-1. If the first non-value entry of the stack is a :math:`\mathsf{frame}`, then:
 
-   a. Let :math:`f` be the topmost :math:`\mathsf{frame}`.
 
-   #. Let :math:`n` be the arity of :math:`f`
 
-   #. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
+:math:`{\mathit{instr}}` is valid with :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
 
-   #. Pop the values :math:`{{\mathit{val}}^{n}}` from the stack.
 
-   #. Pop all values :math:`{{\mathit{val}'}^\ast}` from the top of the stack.
+   * Either:
 
-   #. Pop the :math:`\mathsf{frame}` from the stack.
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`{\mathit{instr}}`.
 
-   #. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
+      * The instruction :math:`{\mathit{instr}}` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
 
-#. Else:
+   * Or:
 
-   a. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{label}`.
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`({{\mathsf{label}}_{n}}{\{}~{{\mathit{instr}'}^\ast}~\}~{{{\mathit{instr}}'}^\ast})`.
 
-   #. Pop all values :math:`{{\mathit{val}}^\ast}` from the top of the stack.
+      * The number type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
-   #. Pop the :math:`\mathsf{label}` from the stack.
+      * The number type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{t^?}`.
 
-   #. Push the values :math:`{{\mathit{val}}^\ast}` to the stack.
+      * The length of :math:`{{t'}^?}` is equal to :math:`n`.
 
-   #. Execute the instruction :math:`\mathsf{return}`.
+      * :math:`{{\mathit{instr}'}^\ast}` is valid with :math:`{{t'}^?}~\rightarrow~{t^?}`.
 
+      * :math:`{{{\mathit{instr}}'}^\ast}` is valid with :math:`\epsilon~\rightarrow~{t^?}`.
+   * Or:
 
-:math:`t {.} {\mathit{unop}}`
-.............................
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`({{\mathsf{frame}}_{n}}{\{}~f~\}~{{{\mathit{instr}}'}^\ast})`.
 
+      * The number type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
-1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
+      * The number type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{t^?}`.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
+      * The length of :math:`{t^?}` is equal to :math:`n`.
 
-#. If :math:`{{\mathit{unop}}}{{}_{t}}{(c_1)}` is empty, then:
+      * The frame :math:`f` is :ref:`valid <valid-val>` with the context :math:`{C'}`.
 
-   a. Trap.
+      * :math:`{{{\mathit{instr}}'}^\ast}` is valid with :math:`{t^?}`.
+   * Or:
 
-#. Let :math:`c` be an element of :math:`{{\mathit{unop}}}{{}_{t}}{(c_1)}`.
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{call}~{\mathit{funcaddr}})`.
 
-#. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
+      * The external value :math:`(\mathsf{func}~{\mathit{funcaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast})`.
+   * Or:
 
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`\mathsf{trap}`.
 
-:math:`t {.} {\mathit{binop}}`
-..............................
 
 
-1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_2)` from the stack.
+:math:`{\mathit{instr}}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
-#. Assert: Due to validation, a num is on the top of the stack.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
+   * The instruction :math:`{\mathit{instr}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-#. If :math:`{{\mathit{binop}}}{{}_{t}}{(c_1, c_2)}` is empty, then:
 
-   a. Trap.
 
-#. Let :math:`c` be an element of :math:`{{\mathit{binop}}}{{}_{t}}{(c_1, c_2)}`.
 
-#. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
+:math:`({{\mathsf{label}}_{n}}{\{}~{{\mathit{instr}}^\ast}~\}~{{\mathit{instr}}^\ast})` is valid with :math:`\epsilon~\rightarrow~{t^?}` if:
 
 
-:math:`t {.} {\mathit{testop}}`
-...............................
+   * The length of :math:`{{t'}^?}` is equal to :math:`n`.
 
+   * :math:`{{\mathit{instr}'}^\ast}` is valid with :math:`{{t'}^?}~\rightarrow~{t^?}`.
 
-1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`\epsilon~\rightarrow~{t^?}`.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
-#. Let :math:`c` be :math:`{{\mathit{testop}}}{{}_{t}}{(c_1)}`.
 
-#. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` to the stack.
 
+:math:`({{\mathsf{frame}}_{n}}{\{}~f~\}~{{\mathit{instr}}^\ast})` is valid with :math:`\epsilon~\rightarrow~{t^?}` if:
 
-:math:`t {.} {\mathit{relop}}`
-..............................
 
+   * The length of :math:`{t^?}` is equal to :math:`n`.
 
-1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
+   * The frame :math:`f` is :ref:`valid <valid-val>` with the context :math:`{C'}`.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_2)` from the stack.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^?}`.
 
-#. Assert: Due to validation, a num is on the top of the stack.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
-#. Let :math:`c` be :math:`{{\mathit{relop}}}{{}_{t}}{(c_1, c_2)}`.
 
-#. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` to the stack.
+:math:`(\mathsf{call}~{\mathit{funcaddr}})` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
 
-:math:`t_2 {.} {{\mathit{cvtop}}}{\mathsf{\_}}{t_1}`
-....................................................
+   * The external value :math:`(\mathsf{func}~{\mathit{funcaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{t_1^\ast}~\rightarrow~{t_2^\ast})`.
 
 
-1. Assert: Due to validation, a value of number type :math:`t_1` is on the top of the stack.
 
-#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
-#. If :math:`{{\mathit{cvtop}}}{{}_{t_1, t_2}}{(c_1)}` is empty, then:
+:math:`\mathsf{trap}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   a. Trap.
 
-#. Let :math:`c` be an element of :math:`{{\mathit{cvtop}}}{{}_{t_1, t_2}}{(c_1)}`.
 
-#. Push the value :math:`(t_2{.}\mathsf{const}~c)` to the stack.
 
+:math:`{{\mathit{instr}}^\ast}` is valid with :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
 
-:math:`\mathsf{local{.}tee}~x`
-..............................
 
+   * Either:
 
-1. Assert: Due to validation, a value is on the top of the stack.
+      * The administrative instruction sequence :math:`{{\mathit{instr}}^\ast}` is empty.
 
-#. Pop the value :math:`{\mathit{val}}` from the stack.
+      * The number type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
-#. Push the value :math:`{\mathit{val}}` to the stack.
+      * The number type sequence :math:`{{\mathit{valtype}'}^\ast}` is empty.
 
-#. Push the value :math:`{\mathit{val}}` to the stack.
+   * Or:
 
-#. Execute the instruction :math:`(\mathsf{local{.}set}~x)`.
+      * The administrative instruction sequence :math:`{{\mathit{instr}}^\ast}` is of the form :math:`{{\mathit{instr}}}_1~{{{\mathit{instr}}}_2^\ast}`.
 
+      * :math:`{{\mathit{instr}}}_1` is valid with :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{t_2^\ast}`.
 
-:math:`\mathsf{block}~{t^?}~{{\mathit{instr}}^\ast}`
-....................................................
+      * :math:`{{{\mathit{instr}}}_2^\ast}` is valid with :math:`{t_2^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
+   * Or:
 
+      * The number type sequence :math:`{{\mathit{valtype}}^\ast}` is of the form :math:`{t^\ast}~{t_1^\ast}`.
 
-1. Let :math:`n` be :math:`0`.
+      * The number type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{t^\ast}~{t_2^\ast}`.
 
-#. If :math:`{t^?}` is not defined, then:
+      * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   #. Let :math:`L` be the :math:`\mathsf{label}` whose arity is :math:`n` and whose continuation is the end of the block.
 
-   a. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
 
-#. Let :math:`n` be :math:`1`.
 
-#. If :math:`{t^?} \neq \epsilon`, then:
+:math:`\epsilon` is valid with :math:`\epsilon~\rightarrow~\epsilon`.
 
-   #. Let :math:`L` be the :math:`\mathsf{label}` whose arity is :math:`n` and whose continuation is the end of the block.
 
-   a. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
 
 
-:math:`\mathsf{loop}~{t^?}~{{\mathit{instr}}^\ast}`
-...................................................
+:math:`{{\mathit{instr}}}_1~{{{\mathit{instr}}}_2^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_3^\ast}` if:
 
 
-#. Let :math:`L` be the :math:`\mathsf{label}` whose continuation is the start of the block.
-
-1. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
+   * :math:`{{\mathit{instr}}}_1` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
+   * :math:`{{{\mathit{instr}}}_2^\ast}` is valid with :math:`{t_2^\ast}~\rightarrow~{t_3^\ast}`.
 
-:math:`\mathsf{call}~x`
-.......................
 
 
-1. Let :math:`z` be the current state.
 
-#. Assert: Due to validation, :math:`x < {|z{.}\mathsf{module}{.}\mathsf{funcs}|}`.
+:math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^\ast}~{t_1^\ast}~\rightarrow~{t^\ast}~{t_2^\ast}` if:
 
-#. Execute the instruction :math:`(\mathsf{call}~z{.}\mathsf{module}{.}\mathsf{funcs}{}[x])`.
 
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-:math:`\mathsf{call\_indirect}~x`
-.................................
 
 
-1. Let :math:`z` be the current state.
 
-#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
+:math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^?}` if:
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
-#. If :math:`i \geq {|z{.}\mathsf{tables}{}[0]{.}\mathsf{refs}|}`, then:
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`\epsilon~\rightarrow~{t^?}`.
 
-   a. Trap.
 
-#. If :math:`z{.}\mathsf{tables}{}[0]{.}\mathsf{refs}{}[i]` is not defined, then:
 
-   a. Trap.
 
-#. Let :math:`a` be :math:`z{.}\mathsf{tables}{}[0]{.}\mathsf{refs}{}[i]`.
+The global instance :math:`\{ \mathsf{type}~({\mathit{mut}}~t),\;\allowbreak \mathsf{value}~{\mathit{val}} \}` is :ref:`valid <valid-val>` with the global type :math:`({\mathit{mut}}~t)` if:
 
-#. If :math:`a \geq {|z{.}\mathsf{funcs}|}`, then:
 
-   a. Trap.
+   * The global type :math:`({\mathit{mut}}~t)` is :ref:`valid <valid-val>`.
 
-#. If :math:`z{.}\mathsf{types}{}[x] \neq z{.}\mathsf{funcs}{}[a]{.}\mathsf{type}`, then:
+   * The value :math:`{\mathit{val}}` is :ref:`valid <valid-val>` with the number type :math:`t`.
 
-   a. Trap.
 
-#. Execute the instruction :math:`(\mathsf{call}~a)`.
 
 
-:math:`\mathsf{call}~a`
-.......................
+The memory instance :math:`\{ \mathsf{type}~{}[ n .. m ],\;\allowbreak \mathsf{bytes}~{b^\ast} \}` is :ref:`valid <valid-val>` with the memory type :math:`{}[ n .. m ]` if:
 
 
-1. Let :math:`z` be the current state.
+   * The memory type :math:`{}[ n .. m ]` is :ref:`valid <valid-val>`.
 
-#. Assert: Due to validation, :math:`a < {|z{.}\mathsf{funcs}|}`.
+   * The length of :math:`{b^\ast}` is equal to :math:`n \cdot 64 \, {\mathrm{Ki}}`.
 
-#. Let :math:`\{ \mathsf{type}~{t_1^{k}}~\rightarrow~{t_2^{n}},\;\allowbreak \mathsf{module}~{\mathit{mm}},\;\allowbreak \mathsf{code}~{\mathit{func}} \}` be the destructuring of :math:`z{.}\mathsf{funcs}{}[a]`.
 
-#. Let :math:`(\mathsf{func}~x~{{\mathit{local}}_0^\ast}~{{\mathit{instr}}^\ast})` be the destructuring of :math:`{\mathit{func}}`.
 
-#. Let :math:`{t^\ast}` be the number type sequence :math:`\epsilon`.
 
-#. For each :math:`{\mathit{local}}_0` in :math:`{{\mathit{local}}_0^\ast}`, do:
+The table instance :math:`\{ \mathsf{type}~{}[ n .. m ],\;\allowbreak \mathsf{refs}~{({{\mathit{fa}}^?})^\ast} \}` is :ref:`valid <valid-val>` with the table type :math:`{}[ n .. m ]` if:
 
-   a. Let :math:`(\mathsf{local}~t)` be the destructuring of :math:`{\mathit{local}}_0`.
 
-   #. Append :math:`t` to :math:`{t^\ast}`.
+   * The table type :math:`{}[ n .. m ]` is :ref:`valid <valid-val>`.
 
-#. Assert: Due to validation, there are at least :math:`k` values on the top of the stack.
+   * For all :math:`{\mathit{fa?}}` in :math:`{{\mathit{fa?}}^\ast}`:
 
-#. Pop the values :math:`{{\mathit{val}}^{k}}` from the stack.
+      * The function address :math:`{\mathit{fa?}}` is absent if and only if the function type :math:`{\mathit{ft?}}` is absent.
 
-#. Let :math:`f` be the frame :math:`\{ \mathsf{locals}~{{\mathit{val}}^{k}}~{{{\mathrm{default}}}_{t}^\ast},\;\allowbreak \mathsf{module}~{\mathit{mm}} \}`.
+   * :math:`{{\mathit{ft?}}^\ast}` is the concatenation of all such :math:`{\mathit{ft?}}`.
 
-#. Let :math:`{f'}` be the :math:`\mathsf{frame}` :math:`f` whose arity is :math:`n`.
+   * For all :math:`{\mathit{fa?}}` in :math:`{{\mathit{fa?}}^\ast}`, and corresponding :math:`{\mathit{ft?}}` in :math:`{{\mathit{ft?}}^\ast}`:
 
-#. Push the :math:`\mathsf{frame}` :math:`{f'}`.
+      * YetS: TODO: prem_to_intrs iter.
 
-#. Let :math:`L` be the :math:`\mathsf{label}` whose arity is :math:`n` and whose continuation is the end of the block.
+   * The length of :math:`{({{\mathit{fa}}^?})^\ast}` is equal to :math:`n`.
 
-#. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
 
 
-:math:`\mathsf{local{.}get}~x`
-..............................
 
+The function instance :math:`\{ \mathsf{type}~{\mathit{ft}},\;\allowbreak \mathsf{module}~{\mathit{moduleinst}},\;\allowbreak \mathsf{code}~{\mathit{func}} \}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}` if:
 
-1. Let :math:`z` be the current state.
 
-#. Push the value :math:`z{.}\mathsf{locals}{}[x]` to the stack.
+   * The function type :math:`{\mathit{ft}}` is :ref:`valid <valid-val>`.
 
+   * The module instance :math:`{\mathit{moduleinst}}` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-:math:`\mathsf{global{.}get}~x`
-...............................
+   * The function :math:`{\mathit{func}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}`.
 
 
-1. Let :math:`z` be the current state.
 
-#. Push the value :math:`z{.}\mathsf{globals}{}[x]{.}\mathsf{value}` to the stack.
 
+The store :math:`s` is :ref:`valid <valid-val>` if:
 
-:math:`{t{.}\mathsf{load}}{{{\mathit{loadop}}^?}}~{\mathit{ao}}`
-................................................................
 
+   * For all :
 
-1. Let :math:`z` be the current state.
+      * The global instance :math:`{\mathit{globalinst}}` is :ref:`valid <valid-val>` with the global type :math:`{\mathit{globaltype}}`.
 
-#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
+   * :math:`{{\mathit{globalinst}}^\ast}` is the concatenation of all such :math:`{\mathit{globalinst}}`.
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
+   * For all :
 
-#. If :math:`{{\mathit{loadop}}^?}` is not defined, then:
+      * The memory instance :math:`{\mathit{meminst}}` is :ref:`valid <valid-val>` with the memory type :math:`{\mathit{memtype}}`.
 
-   a. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|t|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
+   * :math:`{{\mathit{meminst}}^\ast}` is the concatenation of all such :math:`{\mathit{meminst}}`.
 
-      1) Trap.
+   * For all :
 
-   #. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{t}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|t|} / 8]`.
+      * The table instance :math:`{\mathit{tableinst}}` is :ref:`valid <valid-val>` with the table type :math:`{\mathit{tabletype}}`.
 
-   #. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
+   * :math:`{{\mathit{tableinst}}^\ast}` is the concatenation of all such :math:`{\mathit{tableinst}}`.
 
-#. Else:
+   * For all :
 
-   a. Assert: Due to validation, :math:`t` is :math:`{\mathsf{i}}{n}`.
+      * The function instance :math:`{\mathit{funcinst}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{functype}}`.
 
-   #. Let :math:`{\mathit{loadop}}_0` be :math:`{{\mathit{loadop}}^?}`.
+   * :math:`{{\mathit{funcinst}}^\ast}` is the concatenation of all such :math:`{\mathit{funcinst}}`.
 
-   #. Let :math:`{n}{\mathsf{\_}}{{\mathit{sx}}}` be the destructuring of :math:`{\mathit{loadop}}_0`.
+   * The store :math:`s` is of the form :math:`\{ \mathsf{funcs}~{{\mathit{funcinst}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{globalinst}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tableinst}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{meminst}}^\ast} \}`.
 
-   #. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-      1) Trap.
 
-   #. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8]`.
 
-   #. Push the value :math:`(t{.}\mathsf{const}~{{{{\mathrm{extend}}}_{n, {|t|}}^{{\mathit{sx}}}}}{(c)})` to the stack.
+The state :math:`(s, f)` is :ref:`valid <valid-val>` with the context :math:`C` if:
 
 
-:math:`\mathsf{memory{.}size}`
-..............................
+   * The store :math:`s` is :ref:`valid <valid-val>`.
 
+   * The frame :math:`f` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-1. Let :math:`z` be the current state.
 
-#. Let :math:`n \cdot 64 \cdot {\mathrm{Ki}}` be the length of :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}`.
 
-#. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~n)` to the stack.
 
+The configuration :math:`(s, f)~;~{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the result type :math:`{t^?}` if:
 
-:math:`\mathsf{local{.}set}~x`
-..............................
 
+   * The state :math:`(s, f)` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-1. Let :math:`z` be the current state.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^?}`.
 
-#. Assert: Due to validation, a value is on the top of the stack.
 
-#. Pop the value :math:`{\mathit{val}}` from the stack.
+:math:`\mathsf{load}~t~{\mathit{ao}}`
+.....................................
 
-#. Perform :math:`z{}[{.}\mathsf{locals}{}[x] = {\mathit{val}}]`.
 
+1. Let :math:`z` be the current state.
 
-:math:`\mathsf{global{.}set}~x`
-...............................
+#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
-1. Let :math:`z` be the current state.
+#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|t|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-#. Assert: Due to validation, a value is on the top of the stack.
+   a. Trap.
 
-#. Pop the value :math:`{\mathit{val}}` from the stack.
+#. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{t}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|t|} / 8]`.
 
-#. Perform :math:`z{}[{.}\mathsf{globals}{}[x]{.}\mathsf{value} = {\mathit{val}}]`.
+#. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
 
 
-:math:`{t{.}\mathsf{store}}{{{\mathit{sz}}^?}}~{\mathit{ao}}`
-.............................................................
+:math:`{{\mathsf{i}}{n}{.}\mathsf{load}}{{n}{\mathsf{\_}}{{\mathit{sx}}}}~{\mathit{ao}}`
+........................................................................................
 
 
 1. Let :math:`z` be the current state.
 
-#. Assert: Due to validation, a num is on the top of the stack.
-
-#. Pop the value :math:`({t'}{.}\mathsf{const}~c)` from the stack.
-
-#. Assert: Due to validation, a value is on the top of the stack.
+#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
 #. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
-#. Assert: Due to validation, :math:`t = {t'}`.
-
-#. If :math:`{{\mathit{sz}}^?}` is not defined, then:
+#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-   a. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|{t'}|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
+   a. Trap.
 
-      1) Trap.
+#. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8]`.
 
-   #. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{{t'}}(c)`.
+#. Push the value :math:`({\mathsf{i}}{n}{.}\mathsf{const}~{{{{\mathrm{extend}}}_{n, {|{\mathsf{i}}{n}|}}^{{\mathit{sx}}}}}{(c)})` to the stack.
 
-   #. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|{t'}|} / 8] = {b^\ast}]`.
 
-#. Else:
+:math:`\mathsf{store}~t~{\mathit{ao}}`
+......................................
 
-   a. Assert: Due to validation, :math:`{t'}` is :math:`{\mathsf{i}}{n}`.
 
-   #. Let :math:`n` be :math:`{{\mathit{sz}}^?}`.
+1. Let :math:`z` be the current state.
 
-   #. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
+#. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
 
-      1) Trap.
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c)` from the stack.
 
-   #. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}({{\mathrm{wrap}}}_{{|{t'}|}, n}(c))`.
+#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-   #. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8] = {b^\ast}]`.
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
+#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|t|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-:math:`\mathsf{memory{.}grow}`
-..............................
+   a. Trap.
 
+#. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{t}(c)`.
 
-1. Let :math:`z` be the current state.
+#. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|t|} / 8] = {b^\ast}]`.
 
-#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~n)` from the stack.
+:math:`{{\mathsf{i}}{n}{.}\mathsf{store}}{n}~{\mathit{ao}}`
+...........................................................
 
-#. Either:
 
-   a. Let :math:`{\mathit{mi}}` be the memory instance :math:`{\mathrm{growmemory}}(z{.}\mathsf{mems}{}[0], n)`.
+1. Let :math:`z` be the current state.
 
-   #. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~{|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|} / (64 \, {\mathrm{Ki}}))` to the stack.
+#. Assert: Due to validation, a value of number type :math:`{\mathsf{i}}{n}` is on the top of the stack.
 
-   #. Perform :math:`z{}[{.}\mathsf{mems}{}[0] = {\mathit{mi}}]`.
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c)` from the stack.
 
-#. Or:
+#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-   a. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~{{{{\mathrm{signed}}}_{32}^{{-1}}}}{({-1})})` to the stack.
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
+#. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-:math:`{\mathrm{Ki}}`
-.....................
+   a. Trap.
 
+#. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}({{\mathrm{wrap}}}_{{|{\mathsf{i}}{n}|}, n}(c))`.
 
-1. Return :math:`1024`.
+#. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8] = {b^\ast}]`.
 
 
-:math:`{\mathrm{min}}(i, j)`
+:math:`\mathsf{unreachable}`
 ............................
 
 
-1. If :math:`i \leq j`, then:
+1. Trap.
 
-   a. Return :math:`i`.
 
-#. Return :math:`j`.
+:math:`\mathsf{nop}`
+....................
 
 
-:math:`{\mathrm{sum}}({{n''}^\ast})`
-....................................
+1. Do nothing.
 
 
-1. If :math:`{{n''}^\ast} = \epsilon`, then:
+:math:`\mathsf{drop}`
+.....................
 
-   a. Return :math:`0`.
 
-#. Let :math:`n~{{n'}^\ast}` be :math:`{{n''}^\ast}`.
+1. Assert: Due to validation, a value is on the top of the stack.
 
-#. Return :math:`n + {\mathrm{sum}}({{n'}^\ast})`.
+#. Pop the value :math:`{\mathit{val}}` from the stack.
 
 
-:math:`{X^\ast}`
-................
+:math:`\mathsf{select}`
+.......................
 
 
-1. If :math:`{X^\ast} = \epsilon`, then:
+1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-   a. Return :math:`\epsilon`.
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` from the stack.
 
-#. If :math:`{|{X^\ast}|} = 1`, then:
+#. Assert: Due to validation, a value is on the top of the stack.
 
-   a. Let :math:`w` be :math:`{X^\ast}`.
+#. Pop the value :math:`{\mathit{val}}_2` from the stack.
 
-   #. Return :math:`w`.
+#. Assert: Due to validation, a value is on the top of the stack.
 
-#. Fail.
+#. Pop the value :math:`{\mathit{val}}_1` from the stack.
 
+#. If :math:`c \neq 0`, then:
 
-:math:`{X^?}`
-.............
+   a. Push the value :math:`{\mathit{val}}_1` to the stack.
 
+#. Else:
 
-1. If :math:`{X^?}` is not defined, then:
+   a. Push the value :math:`{\mathit{val}}_2` to the stack.
 
-   a. Return :math:`\epsilon`.
 
-#. Let :math:`w` be :math:`{X^?}`.
+:math:`\mathsf{if}~{t^?}~{{\mathit{instr}}_1^\ast}~\mathsf{else}~{{\mathit{instr}}_2^\ast}`
+...........................................................................................
 
-#. Return :math:`w`.
 
+1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-:math:`{\mathrm{concat}}({X^\ast})`
-...................................
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` from the stack.
 
+#. If :math:`c \neq 0`, then:
 
-1. If :math:`{X^\ast} = \epsilon`, then:
+   a. Execute the instruction :math:`(\mathsf{block}~{t^?}~{{\mathit{instr}}_1^\ast})`.
 
-   a. Return :math:`\epsilon`.
+#. Else:
 
-#. Let :math:`{w^\ast}~{{{w'}^\ast}^\ast}` be :math:`{X^\ast}`.
+   a. Execute the instruction :math:`(\mathsf{block}~{t^?}~{{\mathit{instr}}_2^\ast})`.
 
-#. Return :math:`{w^\ast}~{\mathrm{concat}}({{{w'}^\ast}^\ast})`.
 
+:math:`\mathsf{label}`
+......................
 
-:math:`{\mathrm{signif}}(N)`
-............................
 
+1. Pop all values :math:`{{\mathit{val}}^\ast}` from the top of the stack.
 
-1. If :math:`N = 32`, then:
+#. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{label}`.
 
-   a. Return :math:`23`.
+#. Pop the :math:`\mathsf{label}` from the stack.
 
-#. If :math:`N = 64`, then:
+#. Push the values :math:`{{\mathit{val}}^\ast}` to the stack.
 
-   a. Return :math:`52`.
 
-#. Fail.
+:math:`\mathsf{br}~{n'}`
+........................
 
 
-:math:`{\mathrm{expon}}(N)`
-...........................
+1. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{label}`.
 
+#. Let :math:`L` be the topmost :math:`\mathsf{label}`.
 
-1. If :math:`N = 32`, then:
+#. Let :math:`n` be the arity of :math:`L`
 
-   a. Return :math:`8`.
+#. If :math:`{n'} = 0`, then:
 
-#. If :math:`N = 64`, then:
+   a. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
 
-   a. Return :math:`11`.
+   #. Pop the values :math:`{{\mathit{val}}^{n}}` from the stack.
 
-#. Fail.
+   #. Pop all values :math:`{{\mathit{val}'}^\ast}` from the top of the stack.
 
+   #. Pop the :math:`\mathsf{label}` from the stack.
 
-:math:`M`
-.........
+   #. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
 
+   #. Jump to the continuation of :math:`L`.
 
-1. Return :math:`{\mathrm{signif}}(N)`.
+#. Else:
 
+   a. Pop all values :math:`{{\mathit{val}}^\ast}` from the top of the stack.
 
-:math:`E`
-.........
+   #. Let :math:`l` be the label index :math:`{n'} - 1`.
 
+   #. Pop the :math:`\mathsf{label}` from the stack.
 
-1. Return :math:`{\mathrm{expon}}(N)`.
+   #. Push the values :math:`{{\mathit{val}}^\ast}` to the stack.
 
+   #. Execute the instruction :math:`(\mathsf{br}~l)`.
 
-:math:`{+0}`
-............
 
+:math:`\mathsf{br\_if}~l`
+.........................
 
-1. Return :math:`({+((0 + 0 \cdot {2^{{-M}}}) \cdot {2^{e}})})`.
 
+1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-:math:`{+1}`
-............
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` from the stack.
 
+#. If :math:`c \neq 0`, then:
 
-1. Return :math:`({+((1 + 1 \cdot {2^{{-M}}}) \cdot {2^{0}})})`.
+   a. Execute the instruction :math:`(\mathsf{br}~l)`.
 
+#. Else:
 
-:math:`{{\mathrm{canon}}}_{N}`
-..............................
+   a. Do nothing.
 
 
-1. Return :math:`{2^{{\mathrm{signif}}(N) - 1}}`.
+:math:`\mathsf{br\_table}~{l^\ast}~{l'}`
+........................................
 
 
-:math:`{|{\mathit{valtype}}|}`
-..............................
+1. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
-1. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 32}}`, then:
+#. If :math:`i < {|{l^\ast}|}`, then:
 
-   a. Return :math:`32`.
+   a. Execute the instruction :math:`(\mathsf{br}~{l^\ast}{}[i])`.
 
-#. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 64}}`, then:
+#. Else:
 
-   a. Return :math:`64`.
+   a. Execute the instruction :math:`(\mathsf{br}~{l'})`.
 
-#. If :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 32}}`, then:
 
-   a. Return :math:`32`.
+:math:`\mathsf{frame}`
+......................
 
-#. Assert: Due to validation, :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 64}}`.
 
-#. Return :math:`64`.
+1. Let :math:`f` be the topmost :math:`\mathsf{frame}`.
 
+#. Let :math:`n` be the arity of :math:`f`
 
-:math:`{\mathrm{funcs}}({{\mathit{externtype}'}^\ast})`
-.......................................................
+#. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
 
+#. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
 
-1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
+#. Pop the values :math:`{{\mathit{val}}^{n}}` from the stack.
 
-   a. Return :math:`\epsilon`.
+#. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{frame}`.
 
-#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
+#. Pop the :math:`\mathsf{frame}` from the stack.
 
-#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{func}~{\mathit{functype}}`, then:
+#. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
 
-   a. Let :math:`(\mathsf{func}~{\mathit{ft}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
 
-   #. Return :math:`{\mathit{ft}}~{\mathrm{funcs}}({{\mathit{xt}}^\ast})`.
+:math:`\mathsf{return}`
+.......................
 
-#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. Return :math:`{\mathrm{funcs}}({{\mathit{xt}}^\ast})`.
+1. If the first non-value entry of the stack is a :math:`\mathsf{frame}`, then:
 
+   a. Let :math:`f` be the topmost :math:`\mathsf{frame}`.
 
-:math:`{\mathrm{globals}}({{\mathit{externtype}'}^\ast})`
-.........................................................
+   #. Let :math:`n` be the arity of :math:`f`
 
+   #. Assert: Due to validation, there are at least :math:`n` values on the top of the stack.
 
-1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
+   #. Pop the values :math:`{{\mathit{val}}^{n}}` from the stack.
 
-   a. Return :math:`\epsilon`.
+   #. Pop all values :math:`{{\mathit{val}'}^\ast}` from the top of the stack.
 
-#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
+   #. Pop the :math:`\mathsf{frame}` from the stack.
 
-#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{global}~{\mathit{globaltype}}`, then:
+   #. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
 
-   a. Let :math:`(\mathsf{global}~{\mathit{gt}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
+#. Else:
 
-   #. Return :math:`{\mathit{gt}}~{\mathrm{globals}}({{\mathit{xt}}^\ast})`.
+   a. Assert: Due to validation, the first non-value entry of the stack is a :math:`\mathsf{label}`.
 
-#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
+   #. Pop all values :math:`{{\mathit{val}}^\ast}` from the top of the stack.
 
-#. Return :math:`{\mathrm{globals}}({{\mathit{xt}}^\ast})`.
+   #. Pop the :math:`\mathsf{label}` from the stack.
 
+   #. Push the values :math:`{{\mathit{val}}^\ast}` to the stack.
 
-:math:`{\mathrm{tables}}({{\mathit{externtype}'}^\ast})`
-........................................................
+   #. Execute the instruction :math:`\mathsf{return}`.
 
 
-1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
+:math:`t {.} {\mathit{unop}}`
+.............................
 
-   a. Return :math:`\epsilon`.
 
-#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
+1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
 
-#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{table}~{\mathit{tabletype}}`, then:
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
-   a. Let :math:`(\mathsf{table}~{\mathit{tt}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
+#. If :math:`{{\mathit{unop}}}{{}_{t}}{(c_1)}` is empty, then:
 
-   #. Return :math:`{\mathit{tt}}~{\mathrm{tables}}({{\mathit{xt}}^\ast})`.
+   a. Trap.
 
-#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
+#. Let :math:`c` be an element of :math:`{{\mathit{unop}}}{{}_{t}}{(c_1)}`.
 
-#. Return :math:`{\mathrm{tables}}({{\mathit{xt}}^\ast})`.
+#. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
 
 
-:math:`{\mathrm{mems}}({{\mathit{externtype}'}^\ast})`
-......................................................
+:math:`t {.} {\mathit{binop}}`
+..............................
 
 
-1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
+1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
 
-   a. Return :math:`\epsilon`.
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_2)` from the stack.
 
-#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
+#. Assert: Due to validation, a num is on the top of the stack.
 
-#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{mem}~{\mathit{memtype}}`, then:
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
-   a. Let :math:`(\mathsf{mem}~{\mathit{mt}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
+#. If :math:`{{\mathit{binop}}}{{}_{t}}{(c_1, c_2)}` is empty, then:
 
-   #. Return :math:`{\mathit{mt}}~{\mathrm{mems}}({{\mathit{xt}}^\ast})`.
+   a. Trap.
 
-#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
+#. Let :math:`c` be an element of :math:`{{\mathit{binop}}}{{}_{t}}{(c_1, c_2)}`.
 
-#. Return :math:`{\mathrm{mems}}({{\mathit{xt}}^\ast})`.
+#. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
 
 
+:math:`t {.} {\mathit{testop}}`
+...............................
 
 
+1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
 
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
-1. Return :math:`\{ \mathsf{align}~0,\;\allowbreak \mathsf{offset}~0 \}`.
+#. Let :math:`c` be :math:`{{\mathit{testop}}}{{}_{t}}{(c_1)}`.
 
+#. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` to the stack.
 
-:math:`\mathbb{B}(b)`
-.....................
 
+:math:`t {.} {\mathit{relop}}`
+..............................
 
-1. If :math:`b` is false, then:
 
-   a. Return :math:`0`.
+1. Assert: Due to validation, a value of number type :math:`t` is on the top of the stack.
 
-#. Assert: Due to validation, :math:`b` is true.
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_2)` from the stack.
 
-#. Return :math:`1`.
+#. Assert: Due to validation, a num is on the top of the stack.
 
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
-:math:`{{\mathrm{signed}}}_{N}(i)`
-..................................
+#. Let :math:`c` be :math:`{{\mathit{relop}}}{{}_{t}}{(c_1, c_2)}`.
 
+#. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~c)` to the stack.
 
-1. If :math:`i < {2^{N - 1}}`, then:
 
-   a. Return :math:`i`.
+:math:`t_2 {.} {{\mathit{cvtop}}}{\mathsf{\_}}{t_1}`
+....................................................
 
-#. Assert: Due to validation, :math:`{2^{N - 1}} \leq i`.
 
-#. Assert: Due to validation, :math:`i < {2^{N}}`.
+1. Assert: Due to validation, a value of number type :math:`t_1` is on the top of the stack.
 
-#. Return :math:`i - {2^{N}}`.
+#. Pop the value :math:`({\mathit{valtype}}_0{.}\mathsf{const}~c_1)` from the stack.
 
+#. If :math:`{{\mathit{cvtop}}}{{}_{t_1, t_2}}{(c_1)}` is empty, then:
 
-:math:`{{{{\mathrm{signed}}}_{N}^{{-1}}}}{(i)}`
-...............................................
+   a. Trap.
 
+#. Let :math:`c` be an element of :math:`{{\mathit{cvtop}}}{{}_{t_1, t_2}}{(c_1)}`.
 
-1. If :math:`0 \leq i` and :math:`i < {2^{N - 1}}`, then:
+#. Push the value :math:`(t_2{.}\mathsf{const}~c)` to the stack.
 
-   a. Return :math:`i`.
 
-#. Assert: Due to validation, :math:`{-{2^{N - 1}}} \leq i`.
+:math:`\mathsf{local{.}tee}~x`
+..............................
 
-#. Assert: Due to validation, :math:`i < 0`.
 
-#. Return :math:`i + {2^{N}}`.
+1. Assert: Due to validation, a value is on the top of the stack.
 
+#. Pop the value :math:`{\mathit{val}}` from the stack.
 
-:math:`{{\mathit{unop}}}{{}_{{\mathit{valtype}}}}{({\mathit{iN}})}`
-...................................................................
+#. Push the value :math:`{\mathit{val}}` to the stack.
 
+#. Push the value :math:`{\mathit{val}}` to the stack.
 
-1. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}`, then:
+#. Execute the instruction :math:`(\mathsf{local{.}set}~x)`.
 
-   a. If :math:`{\mathit{unop}} = \mathsf{clz}`, then:
 
-      1) Return :math:`{{\mathrm{iclz}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+:math:`\mathsf{block}~{t^?}~{{\mathit{instr}}^\ast}`
+....................................................
 
-   #. If :math:`{\mathit{unop}} = \mathsf{ctz}`, then:
 
-      1) Return :math:`{{\mathrm{ictz}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+1. Let :math:`n` be :math:`0`.
 
-   #. If :math:`{\mathit{unop}} = \mathsf{popcnt}`, then:
+#. If :math:`{t^?}` is not defined, then:
 
-      1) Return :math:`{{\mathrm{ipopcnt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+   #. Let :math:`L` be the :math:`\mathsf{label}` whose arity is :math:`n` and whose continuation is the end of the block.
 
-#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
+   a. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
 
-#. If :math:`{\mathit{unop}} = \mathsf{abs}`, then:
+#. Let :math:`n` be :math:`1`.
 
-   a. Return :math:`{{\mathrm{fabs}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+#. If :math:`{t^?} \neq \epsilon`, then:
 
-#. If :math:`{\mathit{unop}} = \mathsf{neg}`, then:
+   #. Let :math:`L` be the :math:`\mathsf{label}` whose arity is :math:`n` and whose continuation is the end of the block.
 
-   a. Return :math:`{{\mathrm{fneg}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+   a. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
 
-#. If :math:`{\mathit{unop}} = \mathsf{sqrt}`, then:
 
-   a. Return :math:`{{\mathrm{fsqrt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+:math:`\mathsf{loop}~{t^?}~{{\mathit{instr}}^\ast}`
+...................................................
 
-#. If :math:`{\mathit{unop}} = \mathsf{ceil}`, then:
 
-   a. Return :math:`{{\mathrm{fceil}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+#. Let :math:`L` be the :math:`\mathsf{label}` whose continuation is the start of the block.
 
-#. If :math:`{\mathit{unop}} = \mathsf{floor}`, then:
+1. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
 
-   a. Return :math:`{{\mathrm{ffloor}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
-#. If :math:`{\mathit{unop}} = \mathsf{trunc}`, then:
+:math:`\mathsf{call}~x`
+.......................
 
-   a. Return :math:`{{\mathrm{ftrunc}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
-#. Assert: Due to validation, :math:`{\mathit{unop}} = \mathsf{nearest}`.
+1. Let :math:`z` be the current state.
 
-#. Return :math:`{{\mathrm{fnearest}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
+#. Assert: Due to validation, :math:`x < {|z{.}\mathsf{module}{.}\mathsf{funcs}|}`.
 
+#. Execute the instruction :math:`(\mathsf{call}~z{.}\mathsf{module}{.}\mathsf{funcs}{}[x])`.
 
-:math:`{{\mathrm{iadd}}}_{N}(i_1, i_2)`
-.......................................
 
+:math:`\mathsf{call\_indirect}~x`
+.................................
 
-1. Return :math:`(i_1 + i_2) \mathbin{\mathrm{mod}} ({2^{N}})`.
 
+1. Let :math:`z` be the current state.
 
-:math:`{{{{\mathrm{idiv}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
-.............................................................
+#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
-1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
+#. If :math:`i \geq {|z{.}\mathsf{tables}{}[0]{.}\mathsf{refs}|}`, then:
 
-   a. If :math:`i_2 = 0`, then:
+   a. Trap.
 
-      1) Return :math:`\epsilon`.
+#. If :math:`z{.}\mathsf{tables}{}[0]{.}\mathsf{refs}{}[i]` is not defined, then:
 
-   #. Return :math:`{\mathrm{truncz}}(i_1 / i_2)`.
+   a. Trap.
 
-#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
+#. Let :math:`a` be :math:`z{.}\mathsf{tables}{}[0]{.}\mathsf{refs}{}[i]`.
 
-#. If :math:`i_2 = 0`, then:
+#. If :math:`a \geq {|z{.}\mathsf{funcs}|}`, then:
 
-   a. Return :math:`\epsilon`.
+   a. Trap.
 
-#. If :math:`{{\mathrm{signed}}}_{N}(i_1) / {{\mathrm{signed}}}_{N}(i_2) = {2^{N - 1}}`, then:
+#. If :math:`z{.}\mathsf{types}{}[x] \neq z{.}\mathsf{funcs}{}[a]{.}\mathsf{type}`, then:
 
-   a. Return :math:`\epsilon`.
+   a. Trap.
 
-#. Return :math:`{{{{\mathrm{signed}}}_{N}^{{-1}}}}{({\mathrm{truncz}}({{\mathrm{signed}}}_{N}(i_1) / {{\mathrm{signed}}}_{N}(i_2)))}`.
+#. Execute the instruction :math:`(\mathsf{call}~a)`.
 
 
-:math:`{{\mathrm{imul}}}_{N}(i_1, i_2)`
-.......................................
+:math:`\mathsf{call}~a`
+.......................
 
 
-1. Return :math:`i_1 \cdot i_2 \mathbin{\mathrm{mod}} ({2^{N}})`.
+1. Let :math:`z` be the current state.
 
+#. Assert: Due to validation, :math:`a < {|z{.}\mathsf{funcs}|}`.
 
-:math:`{{{{\mathrm{irem}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
-.............................................................
+#. Let :math:`\{ \mathsf{type}~{t_1^{k}}~\rightarrow~{t_2^{n}},\;\allowbreak \mathsf{module}~{\mathit{mm}},\;\allowbreak \mathsf{code}~{\mathit{func}} \}` be the destructuring of :math:`z{.}\mathsf{funcs}{}[a]`.
 
+#. Let :math:`(\mathsf{func}~x~{{\mathit{local}}_0^\ast}~{{\mathit{instr}}^\ast})` be the destructuring of :math:`{\mathit{func}}`.
 
-1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
+#. Let :math:`{t^\ast}` be the number type sequence :math:`\epsilon`.
 
-   a. If :math:`i_2 = 0`, then:
+#. For each :math:`{\mathit{local}}_0` in :math:`{{\mathit{local}}_0^\ast}`, do:
 
-      1) Return :math:`\epsilon`.
+   a. Let :math:`(\mathsf{local}~t)` be the destructuring of :math:`{\mathit{local}}_0`.
 
-   #. Return :math:`i_1 - i_2 \cdot {\mathrm{truncz}}(i_1 / i_2)`.
+   #. Append :math:`t` to :math:`{t^\ast}`.
 
-#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
+#. Assert: Due to validation, there are at least :math:`k` values on the top of the stack.
 
-#. If :math:`i_2 = 0`, then:
+#. Pop the values :math:`{{\mathit{val}}^{k}}` from the stack.
 
-   a. Return :math:`\epsilon`.
+#. Let :math:`f` be the frame :math:`\{ \mathsf{locals}~{{\mathit{val}}^{k}}~{{{\mathrm{default}}}_{t}^\ast},\;\allowbreak \mathsf{module}~{\mathit{mm}} \}`.
 
-#. Let :math:`j_1` be :math:`{{\mathrm{signed}}}_{N}(i_1)`.
+#. Let :math:`{f'}` be the :math:`\mathsf{frame}` :math:`f` whose arity is :math:`n`.
 
-#. Let :math:`j_2` be :math:`{{\mathrm{signed}}}_{N}(i_2)`.
+#. Push the :math:`\mathsf{frame}` :math:`{f'}`.
 
-#. Return :math:`{{{{\mathrm{signed}}}_{N}^{{-1}}}}{(j_1 - j_2 \cdot {\mathrm{truncz}}(j_1 / j_2))}`.
+#. Let :math:`L` be the :math:`\mathsf{label}` whose arity is :math:`n` and whose continuation is the end of the block.
 
+#. Enter the block :math:`{{\mathit{instr}}^\ast}` with the :math:`\mathsf{label}` :math:`L`.
 
-:math:`{{\mathrm{isub}}}_{N}(i_1, i_2)`
-.......................................
 
+:math:`\mathsf{local{.}get}~x`
+..............................
 
-1. Return :math:`({2^{N}} + i_1 - i_2) \mathbin{\mathrm{mod}} ({2^{N}})`.
 
+1. Let :math:`z` be the current state.
 
-:math:`{{\mathit{binop}}}{{}_{{\mathit{valtype}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`
-.......................................................................................
+#. Push the value :math:`z{.}\mathsf{locals}{}[x]` to the stack.
 
 
-1. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}`, then:
+:math:`\mathsf{global{.}get}~x`
+...............................
 
-   a. If :math:`{\mathit{binop}} = \mathsf{add}`, then:
 
-      1) Return :math:`{{\mathrm{iadd}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+1. Let :math:`z` be the current state.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{sub}`, then:
+#. Push the value :math:`z{.}\mathsf{globals}{}[x]{.}\mathsf{value}` to the stack.
 
-      1) Return :math:`{{\mathrm{isub}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{mul}`, then:
+:math:`{t{.}\mathsf{load}}{{{\mathit{loadop}}^?}}~{\mathit{ao}}`
+................................................................
 
-      1) Return :math:`{{\mathrm{imul}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   #. If :math:`{\mathit{binop}}` is some :math:`{\mathsf{div}}{{\mathit{sx}}}`, then:
+1. Let :math:`z` be the current state.
 
-      1) Let :math:`({\mathsf{div}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{binop}}`.
+#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
-      #) Return :math:`{{{{\mathrm{idiv}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
-   #. If :math:`{\mathit{binop}}` is some :math:`{\mathsf{rem}}{{\mathit{sx}}}`, then:
+#. If :math:`{{\mathit{loadop}}^?}` is not defined, then:
 
-      1) Let :math:`({\mathsf{rem}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{binop}}`.
+   a. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|t|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-      #) Return :math:`{{{{\mathrm{irem}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
+      1) Trap.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{and}`, then:
+   #. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{t}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|t|} / 8]`.
 
-      1) Return :math:`{{\mathrm{iand}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+   #. Push the value :math:`(t{.}\mathsf{const}~c)` to the stack.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{or}`, then:
+#. Else:
 
-      1) Return :math:`{{\mathrm{ior}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+   a. Assert: Due to validation, :math:`t` is :math:`{\mathsf{i}}{n}`.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{xor}`, then:
+   #. Let :math:`{\mathit{loadop}}_0` be :math:`{{\mathit{loadop}}^?}`.
 
-      1) Return :math:`{{\mathrm{ixor}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+   #. Let :math:`{n}{\mathsf{\_}}{{\mathit{sx}}}` be the destructuring of :math:`{\mathit{loadop}}_0`.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{shl}`, then:
+   #. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-      1) Return :math:`{{\mathrm{ishl}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+      1) Trap.
 
-   #. If :math:`{\mathit{binop}}` is some :math:`{\mathsf{shr}}{{\mathit{sx}}}`, then:
+   #. Let :math:`c` be the result for which :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}(c)` :math:`=` :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8]`.
 
-      1) Let :math:`({\mathsf{shr}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{binop}}`.
+   #. Push the value :math:`(t{.}\mathsf{const}~{{{{\mathrm{extend}}}_{n, {|t|}}^{{\mathit{sx}}}}}{(c)})` to the stack.
 
-      #) Return :math:`{{{{\mathrm{ishr}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{rotl}`, then:
+:math:`\mathsf{memory{.}size}`
+..............................
 
-      1) Return :math:`{{\mathrm{irotl}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   #. If :math:`{\mathit{binop}} = \mathsf{rotr}`, then:
+1. Let :math:`z` be the current state.
 
-      1) Return :math:`{{\mathrm{irotr}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+#. Let :math:`n \cdot 64 \cdot {\mathrm{Ki}}` be the length of :math:`z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}`.
 
-#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
+#. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~n)` to the stack.
 
-#. If :math:`{\mathit{binop}} = \mathsf{add}`, then:
 
-   a. Return :math:`{{\mathrm{fadd}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+:math:`\mathsf{local{.}set}~x`
+..............................
 
-#. If :math:`{\mathit{binop}} = \mathsf{sub}`, then:
 
-   a. Return :math:`{{\mathrm{fsub}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+1. Let :math:`z` be the current state.
 
-#. If :math:`{\mathit{binop}} = \mathsf{mul}`, then:
+#. Assert: Due to validation, a value is on the top of the stack.
 
-   a. Return :math:`{{\mathrm{fmul}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+#. Pop the value :math:`{\mathit{val}}` from the stack.
 
-#. If :math:`{\mathit{binop}} = \mathsf{div}`, then:
+#. Perform :math:`z{}[{.}\mathsf{locals}{}[x] = {\mathit{val}}]`.
 
-   a. Return :math:`{{\mathrm{fdiv}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. If :math:`{\mathit{binop}} = \mathsf{min}`, then:
+:math:`\mathsf{global{.}set}~x`
+...............................
 
-   a. Return :math:`{{\mathrm{fmin}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. If :math:`{\mathit{binop}} = \mathsf{max}`, then:
+1. Let :math:`z` be the current state.
 
-   a. Return :math:`{{\mathrm{fmax}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+#. Assert: Due to validation, a value is on the top of the stack.
 
-#. Assert: Due to validation, :math:`{\mathit{binop}} = \mathsf{copysign}`.
+#. Pop the value :math:`{\mathit{val}}` from the stack.
 
-#. Return :math:`{{\mathrm{fcopysign}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+#. Perform :math:`z{}[{.}\mathsf{globals}{}[x]{.}\mathsf{value} = {\mathit{val}}]`.
 
 
-:math:`{{\mathrm{ieqz}}}_{N}(i_1)`
-..................................
+:math:`{t{.}\mathsf{store}}{{{\mathit{sz}}^?}}~{\mathit{ao}}`
+.............................................................
 
 
-1. Return :math:`\mathbb{B}(i_1 = 0)`.
+1. Let :math:`z` be the current state.
 
+#. Assert: Due to validation, a num is on the top of the stack.
 
-:math:`{\mathsf{eqz}}{{}_{{\mathsf{i}}{n}}}{({\mathit{iN}})}`
-.............................................................
+#. Pop the value :math:`({t'}{.}\mathsf{const}~c)` from the stack.
 
+#. Assert: Due to validation, a value is on the top of the stack.
 
-1. Return :math:`{{\mathrm{ieqz}}}_{{|{\mathsf{i}}{n}|}}({\mathit{iN}})`.
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i)` from the stack.
 
+#. Assert: Due to validation, :math:`t = {t'}`.
 
-:math:`{{\mathrm{ieq}}}_{N}(i_1, i_2)`
-......................................
+#. If :math:`{{\mathit{sz}}^?}` is not defined, then:
 
+   a. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + {|{t'}|} / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-1. Return :math:`\mathbb{B}(i_1 = i_2)`.
+      1) Trap.
 
+   #. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{{t'}}(c)`.
 
-:math:`{{{{\mathrm{ige}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
-............................................................
+   #. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : {|{t'}|} / 8] = {b^\ast}]`.
 
+#. Else:
 
-1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
+   a. Assert: Due to validation, :math:`{t'}` is :math:`{\mathsf{i}}{n}`.
 
-   a. Return :math:`\mathbb{B}(i_1 \geq i_2)`.
+   #. Let :math:`n` be :math:`{{\mathit{sz}}^?}`.
 
-#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
+   #. If :math:`i + {\mathit{ao}}{.}\mathsf{offset} + n / 8 > {|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|}`, then:
 
-#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) \geq {{\mathrm{signed}}}_{N}(i_2))`.
+      1) Trap.
 
+   #. Let :math:`{b^\ast}` be :math:`{{\mathrm{bytes}}}_{{\mathsf{i}}{n}}({{\mathrm{wrap}}}_{{|{t'}|}, n}(c))`.
 
-:math:`{{{{\mathrm{igt}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
-............................................................
+   #. Perform :math:`z{}[{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}{}[i + {\mathit{ao}}{.}\mathsf{offset} : n / 8] = {b^\ast}]`.
 
 
-1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
+:math:`\mathsf{memory{.}grow}`
+..............................
 
-   a. Return :math:`\mathbb{B}(i_1 > i_2)`.
 
-#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
+1. Let :math:`z` be the current state.
 
-#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) > {{\mathrm{signed}}}_{N}(i_2))`.
+#. Assert: Due to validation, a value of number type :math:`\mathsf{i{\scriptstyle 32}}` is on the top of the stack.
 
+#. Pop the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~n)` from the stack.
 
-:math:`{{{{\mathrm{ile}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
-............................................................
+#. Either:
 
+   a. Let :math:`{\mathit{mi}}` be the memory instance :math:`{\mathrm{growmemory}}(z{.}\mathsf{mems}{}[0], n)`.
 
-1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
+   #. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~{|z{.}\mathsf{mems}{}[0]{.}\mathsf{bytes}|} / (64 \, {\mathrm{Ki}}))` to the stack.
 
-   a. Return :math:`\mathbb{B}(i_1 \leq i_2)`.
+   #. Perform :math:`z{}[{.}\mathsf{mems}{}[0] = {\mathit{mi}}]`.
 
-#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
+#. Or:
 
-#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) \leq {{\mathrm{signed}}}_{N}(i_2))`.
+   a. Push the value :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~{{{{\mathrm{signed}}}_{32}^{{-1}}}}{({-1})})` to the stack.
 
 
-:math:`{{{{\mathrm{ilt}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
-............................................................
+:math:`{\mathrm{Ki}}`
+.....................
 
 
-1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
+1. Return :math:`1024`.
 
-   a. Return :math:`\mathbb{B}(i_1 < i_2)`.
 
-#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
+:math:`{\mathrm{min}}(i, j)`
+............................
 
-#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) < {{\mathrm{signed}}}_{N}(i_2))`.
 
+1. If :math:`i \leq j`, then:
 
-:math:`{{\mathrm{ine}}}_{N}(i_1, i_2)`
-......................................
+   a. Return :math:`i`.
 
+#. Return :math:`j`.
 
-1. Return :math:`\mathbb{B}(i_1 \neq i_2)`.
 
+:math:`{\mathrm{sum}}({{n''}^\ast})`
+....................................
 
-:math:`{{\mathit{relop}}}{{}_{{\mathit{valtype}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`
-.......................................................................................
 
+1. If :math:`{{n''}^\ast} = \epsilon`, then:
 
-1. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}`, then:
+   a. Return :math:`0`.
 
-   a. If :math:`{\mathit{relop}} = \mathsf{eq}`, then:
+#. Let :math:`n~{{n'}^\ast}` be :math:`{{n''}^\ast}`.
 
-      1) Return :math:`{{\mathrm{ieq}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+#. Return :math:`n + {\mathrm{sum}}({{n'}^\ast})`.
 
-   #. If :math:`{\mathit{relop}} = \mathsf{ne}`, then:
 
-      1) Return :math:`{{\mathrm{ine}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+:math:`{X^\ast}`
+................
 
-   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{lt}}{{\mathit{sx}}}`, then:
 
-      1) Let :math:`({\mathsf{lt}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
+1. If :math:`{X^\ast} = \epsilon`, then:
 
-      #) Return :math:`{{{{\mathrm{ilt}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
+   a. Return :math:`\epsilon`.
 
-   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{gt}}{{\mathit{sx}}}`, then:
+#. If :math:`{|{X^\ast}|} = 1`, then:
 
-      1) Let :math:`({\mathsf{gt}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
+   a. Let :math:`w` be :math:`{X^\ast}`.
 
-      #) Return :math:`{{{{\mathrm{igt}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
+   #. Return :math:`w`.
 
-   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{le}}{{\mathit{sx}}}`, then:
+#. Fail.
 
-      1) Let :math:`({\mathsf{le}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
 
-      #) Return :math:`{{{{\mathrm{ile}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
+:math:`{X^?}`
+.............
 
-   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{ge}}{{\mathit{sx}}}`, then:
 
-      1) Let :math:`({\mathsf{ge}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
+1. If :math:`{X^?}` is not defined, then:
 
-      #) Return :math:`{{{{\mathrm{ige}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
+   a. Return :math:`\epsilon`.
 
-#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
+#. Let :math:`w` be :math:`{X^?}`.
 
-#. If :math:`{\mathit{relop}} = \mathsf{eq}`, then:
+#. Return :math:`w`.
 
-   a. Return :math:`{{\mathrm{feq}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. If :math:`{\mathit{relop}} = \mathsf{ne}`, then:
+:math:`{\mathrm{concat}}({X^\ast})`
+...................................
 
-   a. Return :math:`{{\mathrm{fne}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. If :math:`{\mathit{relop}} = \mathsf{lt}`, then:
+1. If :math:`{X^\ast} = \epsilon`, then:
 
-   a. Return :math:`{{\mathrm{flt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+   a. Return :math:`\epsilon`.
 
-#. If :math:`{\mathit{relop}} = \mathsf{gt}`, then:
+#. Let :math:`{w^\ast}~{{{w'}^\ast}^\ast}` be :math:`{X^\ast}`.
 
-   a. Return :math:`{{\mathrm{fgt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+#. Return :math:`{w^\ast}~{\mathrm{concat}}({{{w'}^\ast}^\ast})`.
 
-#. If :math:`{\mathit{relop}} = \mathsf{le}`, then:
 
-   a. Return :math:`{{\mathrm{fle}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+:math:`{X^\ast}~{\mathrm{disjoint}}`
+....................................
 
-#. Assert: Due to validation, :math:`{\mathit{relop}} = \mathsf{ge}`.
 
-#. Return :math:`{{\mathrm{fge}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
+1. If :math:`{X^\ast} = \epsilon`, then:
 
+   a. Return true.
 
-:math:`{{\mathit{cvtop}}}{{}_{{\mathit{valtype}}, {\mathit{valtype}'}}}{({\mathit{iN}})}`
-.........................................................................................
+#. Let :math:`w~{{w'}^\ast}` be :math:`{X^\ast}`.
 
+#. Return :math:`w` is not contained in :math:`{{w'}^\ast}` and :math:`{{w'}^\ast}~{\mathrm{disjoint}}`.
 
-1. If :math:`{\mathit{cvtop}}` is some :math:`\mathsf{extend}~{\mathit{sx}}`, then:
 
-   a. Let :math:`(\mathsf{extend}~{\mathit{sx}})` be the destructuring of :math:`{\mathit{cvtop}}`.
+:math:`{\mathrm{signif}}(N)`
+............................
 
-   #. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 32}}` and :math:`{\mathit{valtype}'} = \mathsf{i{\scriptstyle 64}}`, then:
 
-      1) Return :math:`{{{{\mathrm{extend}}}_{32, 64}^{{\mathit{sx}}}}}{({\mathit{iN}})}`.
+1. If :math:`N = 32`, then:
 
-#. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 64}}` and :math:`{\mathit{valtype}'} = \mathsf{i{\scriptstyle 32}}` and :math:`{\mathit{cvtop}} = \mathsf{wrap}`, then:
+   a. Return :math:`23`.
 
-   a. Return :math:`{{\mathrm{wrap}}}_{64, 32}({\mathit{iN}})`.
+#. If :math:`N = 64`, then:
 
-#. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}` and :math:`{\mathit{valtype}'}` is :math:`{\mathsf{i}}{n}` and :math:`{\mathit{cvtop}}` is some :math:`\mathsf{trunc}~{\mathit{sx}}`, then:
+   a. Return :math:`52`.
 
-   a. Let :math:`(\mathsf{trunc}~{\mathit{sx}})` be the destructuring of :math:`{\mathit{cvtop}}`.
+#. Fail.
 
-   #. Return :math:`{{{{\mathrm{trunc}}}_{{|{\mathit{valtype}}|}, {|{\mathit{valtype}'}|}}^{{\mathit{sx}}}}}{({\mathit{iN}})}`.
 
-#. If :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 32}}` and :math:`{\mathit{valtype}'} = \mathsf{f{\scriptstyle 64}}` and :math:`{\mathit{cvtop}} = \mathsf{promote}`, then:
+:math:`{\mathrm{expon}}(N)`
+...........................
 
-   a. Return :math:`{{\mathrm{promote}}}_{32, 64}({\mathit{iN}})`.
 
-#. If :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 64}}` and :math:`{\mathit{valtype}'} = \mathsf{f{\scriptstyle 32}}` and :math:`{\mathit{cvtop}} = \mathsf{demote}`, then:
+1. If :math:`N = 32`, then:
 
-   a. Return :math:`{{\mathrm{demote}}}_{64, 32}({\mathit{iN}})`.
+   a. Return :math:`8`.
 
-#. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}` and :math:`{\mathit{valtype}'}` is :math:`{\mathsf{f}}{n}`, then:
+#. If :math:`N = 64`, then:
 
-   a. If :math:`{\mathit{cvtop}}` is some :math:`\mathsf{convert}~{\mathit{sx}}`, then:
+   a. Return :math:`11`.
 
-      1) Let :math:`(\mathsf{convert}~{\mathit{sx}})` be the destructuring of :math:`{\mathit{cvtop}}`.
+#. Fail.
 
-      #) Return :math:`{{{{\mathrm{convert}}}_{{|{\mathit{valtype}}|}, {|{\mathit{valtype}'}|}}^{{\mathit{sx}}}}}{({\mathit{iN}})}`.
 
-   #. If :math:`{\mathit{cvtop}} = \mathsf{reinterpret}` and :math:`{|{\mathit{valtype}}|} = {|{\mathit{valtype}'}|}`, then:
+:math:`M`
+.........
 
-      1) Return :math:`{{\mathrm{reinterpret}}}_{{\mathit{valtype}}, {\mathit{valtype}'}}({\mathit{iN}})`.
 
-#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
+1. Return :math:`{\mathrm{signif}}(N)`.
 
-#. Assert: Due to validation, :math:`{\mathit{valtype}'}` is :math:`{\mathsf{i}}{n}`.
 
-#. Assert: Due to validation, :math:`{\mathit{cvtop}} = \mathsf{reinterpret}`.
+:math:`E`
+.........
 
-#. Assert: Due to validation, :math:`{|{\mathit{valtype}'}|} = {|{\mathit{valtype}}|}`.
 
-#. Return :math:`{{\mathrm{reinterpret}}}_{{\mathit{valtype}}, {\mathit{valtype}'}}({\mathit{iN}})`.
+1. Return :math:`{\mathrm{expon}}(N)`.
 
 
-:math:`{{\mathrm{inez}}}_{N}(i_1)`
-..................................
+:math:`{+0}`
+............
 
 
-1. Return :math:`\mathbb{B}(i_1 \neq 0)`.
+1. Return :math:`({+((0 + 0 \cdot {2^{{-M}}}) \cdot {2^{e}})})`.
 
 
-:math:`{{\mathrm{default}}}_{{\mathit{valtype}}}`
-.................................................
+:math:`{+1}`
+............
+
+
+1. Return :math:`({+((1 + 1 \cdot {2^{{-M}}}) \cdot {2^{0}})})`.
+
+
+:math:`{{\mathrm{canon}}}_{N}`
+..............................
+
+
+1. Return :math:`{2^{{\mathrm{signif}}(N) - 1}}`.
+
+
+:math:`{|{\mathit{valtype}}|}`
+..............................
 
 
 1. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 32}}`, then:
 
-   a. Return :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~0)`.
+   a. Return :math:`32`.
 
 #. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 64}}`, then:
 
-   a. Return :math:`(\mathsf{i{\scriptstyle 64}}{.}\mathsf{const}~0)`.
+   a. Return :math:`64`.
 
 #. If :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 32}}`, then:
 
-   a. Return :math:`(\mathsf{f{\scriptstyle 32}}{.}\mathsf{const}~{+0})`.
+   a. Return :math:`32`.
 
 #. Assert: Due to validation, :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 64}}`.
 
-#. Return :math:`(\mathsf{f{\scriptstyle 64}}{.}\mathsf{const}~{+0})`.
+#. Return :math:`64`.
 
 
-:math:`{\mathrm{funcs}}({{\mathit{externaddr}'}^\ast})`
+:math:`{\mathrm{funcs}}({{\mathit{externtype}'}^\ast})`
 .......................................................
 
 
-1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
+1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
 
    a. Return :math:`\epsilon`.
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{func}~{\mathit{funcaddr}}`, then:
+#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{func}~{\mathit{functype}}`, then:
 
-   a. Let :math:`(\mathsf{func}~{\mathit{fa}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
+   a. Let :math:`(\mathsf{func}~{\mathit{ft}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
 
-   #. Return :math:`{\mathit{fa}}~{\mathrm{funcs}}({{\mathit{xv}}^\ast})`.
+   #. Return :math:`{\mathit{ft}}~{\mathrm{funcs}}({{\mathit{xt}}^\ast})`.
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. Return :math:`{\mathrm{funcs}}({{\mathit{xv}}^\ast})`.
+#. Return :math:`{\mathrm{funcs}}({{\mathit{xt}}^\ast})`.
 
 
-:math:`{\mathrm{globals}}({{\mathit{externaddr}'}^\ast})`
+:math:`{\mathrm{globals}}({{\mathit{externtype}'}^\ast})`
 .........................................................
 
 
-1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
+1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
 
    a. Return :math:`\epsilon`.
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{global}~{\mathit{globaladdr}}`, then:
+#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{global}~{\mathit{globaltype}}`, then:
 
-   a. Let :math:`(\mathsf{global}~{\mathit{ga}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
+   a. Let :math:`(\mathsf{global}~{\mathit{gt}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
 
-   #. Return :math:`{\mathit{ga}}~{\mathrm{globals}}({{\mathit{xv}}^\ast})`.
+   #. Return :math:`{\mathit{gt}}~{\mathrm{globals}}({{\mathit{xt}}^\ast})`.
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. Return :math:`{\mathrm{globals}}({{\mathit{xv}}^\ast})`.
+#. Return :math:`{\mathrm{globals}}({{\mathit{xt}}^\ast})`.
 
 
-:math:`{\mathrm{tables}}({{\mathit{externaddr}'}^\ast})`
+:math:`{\mathrm{tables}}({{\mathit{externtype}'}^\ast})`
 ........................................................
 
 
-1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
+1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
 
    a. Return :math:`\epsilon`.
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{table}~{\mathit{tableaddr}}`, then:
+#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{table}~{\mathit{tabletype}}`, then:
 
-   a. Let :math:`(\mathsf{table}~{\mathit{ta}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
+   a. Let :math:`(\mathsf{table}~{\mathit{tt}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
 
-   #. Return :math:`{\mathit{ta}}~{\mathrm{tables}}({{\mathit{xv}}^\ast})`.
+   #. Return :math:`{\mathit{tt}}~{\mathrm{tables}}({{\mathit{xt}}^\ast})`.
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. Return :math:`{\mathrm{tables}}({{\mathit{xv}}^\ast})`.
+#. Return :math:`{\mathrm{tables}}({{\mathit{xt}}^\ast})`.
 
 
-:math:`{\mathrm{mems}}({{\mathit{externaddr}'}^\ast})`
+:math:`{\mathrm{mems}}({{\mathit{externtype}'}^\ast})`
 ......................................................
 
 
-1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
+1. If :math:`{{\mathit{externtype}'}^\ast} = \epsilon`, then:
 
    a. Return :math:`\epsilon`.
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}_0~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{mem}~{\mathit{memaddr}}`, then:
+#. If :math:`{\mathit{externtype}}_0` is some :math:`\mathsf{mem}~{\mathit{memtype}}`, then:
 
-   a. Let :math:`(\mathsf{mem}~{\mathit{ma}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
+   a. Let :math:`(\mathsf{mem}~{\mathit{mt}})` be the destructuring of :math:`{\mathit{externtype}}_0`.
 
-   #. Return :math:`{\mathit{ma}}~{\mathrm{mems}}({{\mathit{xv}}^\ast})`.
+   #. Return :math:`{\mathit{mt}}~{\mathrm{mems}}({{\mathit{xt}}^\ast})`.
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
+#. Let :math:`{\mathit{externtype}}~{{\mathit{xt}}^\ast}` be :math:`{{\mathit{externtype}'}^\ast}`.
 
-#. Return :math:`{\mathrm{mems}}({{\mathit{xv}}^\ast})`.
+#. Return :math:`{\mathrm{mems}}({{\mathit{xt}}^\ast})`.
 
 
-:math:`(s, f){.}\mathsf{store}`
-...............................
 
 
-1. Return.
 
 
-:math:`(s, f){.}\mathsf{frame}`
-...............................
+1. Return :math:`\{ \mathsf{align}~0,\;\allowbreak \mathsf{offset}~0 \}`.
 
 
-1. Return :math:`f`.
+:math:`\mathbb{B}(b)`
+.....................
 
 
-:math:`(s, f){.}\mathsf{module}{.}\mathsf{funcs}`
-.................................................
+1. If :math:`b` is false, then:
 
+   a. Return :math:`0`.
 
-1. Return :math:`f{.}\mathsf{module}{.}\mathsf{funcs}`.
+#. Assert: Due to validation, :math:`b` is true.
 
+#. Return :math:`1`.
 
-:math:`(s, f){.}\mathsf{funcs}`
-...............................
 
+:math:`{{\mathrm{signed}}}_{N}(i)`
+..................................
 
-1. Return :math:`s{.}\mathsf{funcs}`.
 
+1. If :math:`i < {2^{N - 1}}`, then:
 
-:math:`(s, f){.}\mathsf{globals}`
-.................................
+   a. Return :math:`i`.
 
+#. Assert: Due to validation, :math:`{2^{N - 1}} \leq i`.
 
-1. Return :math:`s{.}\mathsf{globals}`.
+#. Assert: Due to validation, :math:`i < {2^{N}}`.
 
+#. Return :math:`i - {2^{N}}`.
 
-:math:`(s, f){.}\mathsf{tables}`
-................................
 
+:math:`{{{{\mathrm{signed}}}_{N}^{{-1}}}}{(i)}`
+...............................................
 
-1. Return :math:`s{.}\mathsf{tables}`.
 
+1. If :math:`0 \leq i` and :math:`i < {2^{N - 1}}`, then:
 
-:math:`(s, f){.}\mathsf{mems}`
-..............................
+   a. Return :math:`i`.
 
+#. Assert: Due to validation, :math:`{-{2^{N - 1}}} \leq i`.
 
-1. Return :math:`s{.}\mathsf{mems}`.
+#. Assert: Due to validation, :math:`i < 0`.
 
+#. Return :math:`i + {2^{N}}`.
 
-:math:`(s, f){.}\mathsf{module}`
-................................
 
+:math:`{{\mathit{unop}}}{{}_{{\mathit{valtype}}}}{({\mathit{iN}})}`
+...................................................................
 
-1. Return :math:`f{.}\mathsf{module}`.
 
+1. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}`, then:
 
-:math:`(s, f){.}\mathsf{types}{}[x]`
-....................................
+   a. If :math:`{\mathit{unop}} = \mathsf{clz}`, then:
 
+      1) Return :math:`{{\mathrm{iclz}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
-1. Return :math:`f{.}\mathsf{module}{.}\mathsf{types}{}[x]`.
+   #. If :math:`{\mathit{unop}} = \mathsf{ctz}`, then:
 
+      1) Return :math:`{{\mathrm{ictz}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
-:math:`(s, f){.}\mathsf{funcs}{}[x]`
-....................................
+   #. If :math:`{\mathit{unop}} = \mathsf{popcnt}`, then:
 
+      1) Return :math:`{{\mathrm{ipopcnt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
-1. Return :math:`s{.}\mathsf{funcs}{}[f{.}\mathsf{module}{.}\mathsf{funcs}{}[x]]`.
+#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
 
+#. If :math:`{\mathit{unop}} = \mathsf{abs}`, then:
 
-:math:`(s, f){.}\mathsf{globals}{}[x]`
-......................................
+   a. Return :math:`{{\mathrm{fabs}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
+#. If :math:`{\mathit{unop}} = \mathsf{neg}`, then:
 
-1. Return :math:`s{.}\mathsf{globals}{}[f{.}\mathsf{module}{.}\mathsf{globals}{}[x]]`.
+   a. Return :math:`{{\mathrm{fneg}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
+#. If :math:`{\mathit{unop}} = \mathsf{sqrt}`, then:
 
-:math:`(s, f){.}\mathsf{tables}{}[x]`
-.....................................
+   a. Return :math:`{{\mathrm{fsqrt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
+#. If :math:`{\mathit{unop}} = \mathsf{ceil}`, then:
 
-1. Return :math:`s{.}\mathsf{tables}{}[f{.}\mathsf{module}{.}\mathsf{tables}{}[x]]`.
+   a. Return :math:`{{\mathrm{fceil}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
+#. If :math:`{\mathit{unop}} = \mathsf{floor}`, then:
 
-:math:`(s, f){.}\mathsf{mems}{}[x]`
-...................................
+   a. Return :math:`{{\mathrm{ffloor}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
+#. If :math:`{\mathit{unop}} = \mathsf{trunc}`, then:
 
-1. Return :math:`s{.}\mathsf{mems}{}[f{.}\mathsf{module}{.}\mathsf{mems}{}[x]]`.
+   a. Return :math:`{{\mathrm{ftrunc}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
+#. Assert: Due to validation, :math:`{\mathit{unop}} = \mathsf{nearest}`.
 
-:math:`(s, f){.}\mathsf{locals}{}[x]`
-.....................................
+#. Return :math:`{{\mathrm{fnearest}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}})`.
 
 
-1. Return :math:`f{.}\mathsf{locals}{}[x]`.
+:math:`{{\mathrm{iadd}}}_{N}(i_1, i_2)`
+.......................................
 
 
-:math:`(s, f){}[{.}\mathsf{locals}{}[x] = v]`
-.............................................
+1. Return :math:`(i_1 + i_2) \mathbin{\mathrm{mod}} ({2^{N}})`.
 
 
-1. Replace :math:`f{.}\mathsf{locals}{}[x]` with :math:`v`.
+:math:`{{{{\mathrm{idiv}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
+.............................................................
 
 
-:math:`(s, f){}[{.}\mathsf{globals}{}[x]{.}\mathsf{value} = v]`
-...............................................................
+1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
 
+   a. If :math:`i_2 = 0`, then:
 
-1. Replace :math:`s{.}\mathsf{globals}{}[f{.}\mathsf{module}{.}\mathsf{globals}{}[x]]{.}\mathsf{value}` with :math:`v`.
+      1) Return :math:`\epsilon`.
 
+   #. Return :math:`{\mathrm{truncz}}(i_1 / i_2)`.
 
-:math:`(s, f){}[{.}\mathsf{tables}{}[x]{.}\mathsf{refs}{}[i] = a]`
-..................................................................
+#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
 
+#. If :math:`i_2 = 0`, then:
 
-1. Replace :math:`s{.}\mathsf{tables}{}[f{.}\mathsf{module}{.}\mathsf{tables}{}[x]]{.}\mathsf{refs}{}[i]` with :math:`a`.
+   a. Return :math:`\epsilon`.
 
+#. If :math:`{{\mathrm{signed}}}_{N}(i_1) / {{\mathrm{signed}}}_{N}(i_2) = {2^{N - 1}}`, then:
 
-:math:`(s, f){}[{.}\mathsf{tables}{}[x] = {\mathit{ti}}]`
-.........................................................
+   a. Return :math:`\epsilon`.
 
+#. Return :math:`{{{{\mathrm{signed}}}_{N}^{{-1}}}}{({\mathrm{truncz}}({{\mathrm{signed}}}_{N}(i_1) / {{\mathrm{signed}}}_{N}(i_2)))}`.
 
-1. Replace :math:`s{.}\mathsf{tables}{}[f{.}\mathsf{module}{.}\mathsf{tables}{}[x]]` with :math:`{\mathit{ti}}`.
 
+:math:`{{\mathrm{imul}}}_{N}(i_1, i_2)`
+.......................................
 
-:math:`(s, f){}[{.}\mathsf{mems}{}[x]{.}\mathsf{bytes}{}[i : j] = {b^\ast}]`
-............................................................................
 
+1. Return :math:`i_1 \cdot i_2 \mathbin{\mathrm{mod}} ({2^{N}})`.
 
-1. Replace :math:`s{.}\mathsf{mems}{}[f{.}\mathsf{module}{.}\mathsf{mems}{}[x]]{.}\mathsf{bytes}{}[i : j]` with :math:`{b^\ast}`.
 
+:math:`{{{{\mathrm{irem}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
+.............................................................
 
-:math:`(s, f){}[{.}\mathsf{mems}{}[x] = {\mathit{mi}}]`
-.......................................................
 
+1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
 
-1. Replace :math:`s{.}\mathsf{mems}{}[f{.}\mathsf{module}{.}\mathsf{mems}{}[x]]` with :math:`{\mathit{mi}}`.
+   a. If :math:`i_2 = 0`, then:
 
+      1) Return :math:`\epsilon`.
 
-:math:`{\mathrm{growtable}}({\mathit{ti}}, n)`
-..............................................
+   #. Return :math:`i_1 - i_2 \cdot {\mathrm{truncz}}(i_1 / i_2)`.
 
+#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
 
-1. Let :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{refs}~{a^\ast} \}` be the destructuring of :math:`{\mathit{ti}}`.
+#. If :math:`i_2 = 0`, then:
 
-#. Let :math:`{i'}` be :math:`{|{a^\ast}|} + n`.
+   a. Return :math:`\epsilon`.
 
-#. If :math:`{({i'} \leq j)^?}`, then:
+#. Let :math:`j_1` be :math:`{{\mathrm{signed}}}_{N}(i_1)`.
 
-   a. Let :math:`{\mathit{ti}'}` be the table instance :math:`\{ \mathsf{type}~{}[ {i'} .. {j^?} ],\;\allowbreak \mathsf{refs}~{a^\ast}~{\epsilon^{n}} \}`.
+#. Let :math:`j_2` be :math:`{{\mathrm{signed}}}_{N}(i_2)`.
 
-   #. Return :math:`{\mathit{ti}'}`.
+#. Return :math:`{{{{\mathrm{signed}}}_{N}^{{-1}}}}{(j_1 - j_2 \cdot {\mathrm{truncz}}(j_1 / j_2))}`.
 
-#. Fail.
 
+:math:`{{\mathrm{isub}}}_{N}(i_1, i_2)`
+.......................................
 
-:math:`{\mathrm{growmemory}}({\mathit{mi}}, n)`
-...............................................
 
+1. Return :math:`({2^{N}} + i_1 - i_2) \mathbin{\mathrm{mod}} ({2^{N}})`.
 
-1. Let :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{bytes}~{b^\ast} \}` be the destructuring of :math:`{\mathit{mi}}`.
 
-#. Let :math:`{i'}` be :math:`{|{b^\ast}|} / (64 \, {\mathrm{Ki}}) + n`.
+:math:`{{\mathit{binop}}}{{}_{{\mathit{valtype}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`
+.......................................................................................
 
-#. If :math:`{({i'} \leq j)^?}`, then:
 
-   a. Let :math:`{\mathit{mi}'}` be the memory instance :math:`\{ \mathsf{type}~{}[ {i'} .. {j^?} ],\;\allowbreak \mathsf{bytes}~{b^\ast}~{\mathtt{0x00}^{n \cdot 64 \, {\mathrm{Ki}}}} \}`.
+1. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}`, then:
 
-   #. Return :math:`{\mathit{mi}'}`.
+   a. If :math:`{\mathit{binop}} = \mathsf{add}`, then:
 
-#. Fail.
+      1) Return :math:`{{\mathrm{iadd}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
+   #. If :math:`{\mathit{binop}} = \mathsf{sub}`, then:
 
-:math:`{\mathrm{funcs}}({{\mathit{externaddr}''}^\ast})`
-........................................................
+      1) Return :math:`{{\mathrm{isub}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
+   #. If :math:`{\mathit{binop}} = \mathsf{mul}`, then:
 
-1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
+      1) Return :math:`{{\mathrm{imul}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   a. Return :math:`\epsilon`.
+   #. If :math:`{\mathit{binop}}` is some :math:`{\mathsf{div}}{{\mathit{sx}}}`, then:
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
+      1) Let :math:`({\mathsf{div}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{binop}}`.
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{func}~{\mathit{funcaddr}}`, then:
+      #) Return :math:`{{{{\mathrm{idiv}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
-   a. Let :math:`(\mathsf{func}~{\mathit{fa}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
+   #. If :math:`{\mathit{binop}}` is some :math:`{\mathsf{rem}}{{\mathit{sx}}}`, then:
 
-   #. Return :math:`{\mathit{fa}}~{\mathrm{funcs}}({{\mathit{externaddr}'}^\ast})`.
+      1) Let :math:`({\mathsf{rem}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{binop}}`.
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
+      #) Return :math:`{{{{\mathrm{irem}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
-#. Return :math:`{\mathrm{funcs}}({{\mathit{externaddr}'}^\ast})`.
+   #. If :math:`{\mathit{binop}} = \mathsf{and}`, then:
 
+      1) Return :math:`{{\mathrm{iand}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-:math:`{\mathrm{globals}}({{\mathit{externaddr}''}^\ast})`
-..........................................................
+   #. If :math:`{\mathit{binop}} = \mathsf{or}`, then:
 
+      1) Return :math:`{{\mathrm{ior}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
+   #. If :math:`{\mathit{binop}} = \mathsf{xor}`, then:
 
-   a. Return :math:`\epsilon`.
+      1) Return :math:`{{\mathrm{ixor}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
+   #. If :math:`{\mathit{binop}} = \mathsf{shl}`, then:
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{global}~{\mathit{globaladdr}}`, then:
+      1) Return :math:`{{\mathrm{ishl}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   a. Let :math:`(\mathsf{global}~{\mathit{ga}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
+   #. If :math:`{\mathit{binop}}` is some :math:`{\mathsf{shr}}{{\mathit{sx}}}`, then:
 
-   #. Return :math:`{\mathit{ga}}~{\mathrm{globals}}({{\mathit{externaddr}'}^\ast})`.
+      1) Let :math:`({\mathsf{shr}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{binop}}`.
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
+      #) Return :math:`{{{{\mathrm{ishr}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
-#. Return :math:`{\mathrm{globals}}({{\mathit{externaddr}'}^\ast})`.
+   #. If :math:`{\mathit{binop}} = \mathsf{rotl}`, then:
 
+      1) Return :math:`{{\mathrm{irotl}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-:math:`{\mathrm{tables}}({{\mathit{externaddr}''}^\ast})`
-.........................................................
+   #. If :math:`{\mathit{binop}} = \mathsf{rotr}`, then:
 
+      1) Return :math:`{{\mathrm{irotr}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
+#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
 
-   a. Return :math:`\epsilon`.
+#. If :math:`{\mathit{binop}} = \mathsf{add}`, then:
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
+   a. Return :math:`{{\mathrm{fadd}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{table}~{\mathit{tableaddr}}`, then:
+#. If :math:`{\mathit{binop}} = \mathsf{sub}`, then:
 
-   a. Let :math:`(\mathsf{table}~{\mathit{ta}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
+   a. Return :math:`{{\mathrm{fsub}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   #. Return :math:`{\mathit{ta}}~{\mathrm{tables}}({{\mathit{externaddr}'}^\ast})`.
+#. If :math:`{\mathit{binop}} = \mathsf{mul}`, then:
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
+   a. Return :math:`{{\mathrm{fmul}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. Return :math:`{\mathrm{tables}}({{\mathit{externaddr}'}^\ast})`.
+#. If :math:`{\mathit{binop}} = \mathsf{div}`, then:
 
+   a. Return :math:`{{\mathrm{fdiv}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-:math:`{\mathrm{mems}}({{\mathit{externaddr}''}^\ast})`
-.......................................................
+#. If :math:`{\mathit{binop}} = \mathsf{min}`, then:
 
+   a. Return :math:`{{\mathrm{fmin}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
+#. If :math:`{\mathit{binop}} = \mathsf{max}`, then:
 
-   a. Return :math:`\epsilon`.
+   a. Return :math:`{{\mathrm{fmax}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
+#. Assert: Due to validation, :math:`{\mathit{binop}} = \mathsf{copysign}`.
 
-#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{mem}~{\mathit{memaddr}}`, then:
+#. Return :math:`{{\mathrm{fcopysign}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   a. Let :math:`(\mathsf{mem}~{\mathit{ma}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-   #. Return :math:`{\mathit{ma}}~{\mathrm{mems}}({{\mathit{externaddr}'}^\ast})`.
+:math:`{{\mathrm{ieqz}}}_{N}(i_1)`
+..................................
 
-#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-#. Return :math:`{\mathrm{mems}}({{\mathit{externaddr}'}^\ast})`.
+1. Return :math:`\mathbb{B}(i_1 = 0)`.
 
 
-:math:`{\mathrm{allocfunc}}(s, {\mathit{moduleinst}}, {\mathit{func}})`
-.......................................................................
+:math:`{\mathsf{eqz}}{{}_{{\mathsf{i}}{n}}}{({\mathit{iN}})}`
+.............................................................
 
 
-1. Let :math:`(\mathsf{func}~x~{{\mathit{local}}^\ast}~{\mathit{expr}})` be the destructuring of :math:`{\mathit{func}}`.
+1. Return :math:`{{\mathrm{ieqz}}}_{{|{\mathsf{i}}{n}|}}({\mathit{iN}})`.
 
-#. Let :math:`{\mathit{fi}}` be the function instance :math:`\{ \mathsf{type}~{\mathit{moduleinst}}{.}\mathsf{types}{}[x],\;\allowbreak \mathsf{module}~{\mathit{moduleinst}},\;\allowbreak \mathsf{code}~{\mathit{func}} \}`.
 
-#. Let :math:`a` be the length of :math:`s{.}\mathsf{funcs}`.
+:math:`{{\mathrm{ieq}}}_{N}(i_1, i_2)`
+......................................
 
-#. Append :math:`{\mathit{fi}}` to :math:`s{.}\mathsf{funcs}`.
 
-#. Return :math:`a`.
+1. Return :math:`\mathbb{B}(i_1 = i_2)`.
 
 
-:math:`{\mathrm{allocfuncs}}(s, {\mathit{moduleinst}}, {{\mathit{func}''}^\ast})`
-.................................................................................
+:math:`{{{{\mathrm{ige}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
+............................................................
 
 
-1. If :math:`{{\mathit{func}''}^\ast} = \epsilon`, then:
+1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
 
-   a. Return :math:`\epsilon`.
+   a. Return :math:`\mathbb{B}(i_1 \geq i_2)`.
 
-#. Let :math:`{\mathit{func}}~{{\mathit{func}'}^\ast}` be :math:`{{\mathit{func}''}^\ast}`.
+#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
 
-#. Let :math:`{\mathit{fa}}` be :math:`{\mathrm{allocfunc}}(s, {\mathit{moduleinst}}, {\mathit{func}})`.
+#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) \geq {{\mathrm{signed}}}_{N}(i_2))`.
 
-#. Let :math:`{{\mathit{fa}'}^\ast}` be :math:`{\mathrm{allocfuncs}}(s, {\mathit{moduleinst}}, {{\mathit{func}'}^\ast})`.
 
-#. Return :math:`{\mathit{fa}}~{{\mathit{fa}'}^\ast}`.
+:math:`{{{{\mathrm{igt}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
+............................................................
 
 
-:math:`{\mathrm{allocglobal}}(s, {\mathit{globaltype}}, {\mathit{val}})`
-........................................................................
+1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
 
+   a. Return :math:`\mathbb{B}(i_1 > i_2)`.
 
-1. Let :math:`{\mathit{gi}}` be the global instance :math:`\{ \mathsf{type}~{\mathit{globaltype}},\;\allowbreak \mathsf{value}~{\mathit{val}} \}`.
+#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
 
-#. Let :math:`a` be the length of :math:`s{.}\mathsf{globals}`.
+#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) > {{\mathrm{signed}}}_{N}(i_2))`.
 
-#. Append :math:`{\mathit{gi}}` to :math:`s{.}\mathsf{globals}`.
 
-#. Return :math:`a`.
+:math:`{{{{\mathrm{ile}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
+............................................................
 
 
-:math:`{\mathrm{allocglobals}}(s, {{\mathit{globaltype}''}^\ast}, {{\mathit{val}''}^\ast})`
-...........................................................................................
+1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
 
+   a. Return :math:`\mathbb{B}(i_1 \leq i_2)`.
 
-1. If :math:`{{\mathit{globaltype}''}^\ast} = \epsilon`, then:
+#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
 
-   a. Assert: :math:`{{\mathit{val}''}^\ast} = \epsilon`.
+#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) \leq {{\mathrm{signed}}}_{N}(i_2))`.
 
-   #. Return :math:`\epsilon`.
 
-#. Else:
+:math:`{{{{\mathrm{ilt}}}_{N}^{{\mathit{sx}}}}}{(i_1, i_2)}`
+............................................................
 
-   a. Let :math:`{\mathit{globaltype}}~{{\mathit{globaltype}'}^\ast}` be :math:`{{\mathit{globaltype}''}^\ast}`.
 
-   #. Assert: :math:`{|{{\mathit{val}''}^\ast}|} \geq 1`.
+1. If :math:`{\mathit{sx}} = \mathsf{u}`, then:
 
-   #. Let :math:`{\mathit{val}}~{{\mathit{val}'}^\ast}` be :math:`{{\mathit{val}''}^\ast}`.
+   a. Return :math:`\mathbb{B}(i_1 < i_2)`.
 
-   #. Let :math:`{\mathit{ga}}` be :math:`{\mathrm{allocglobal}}(s, {\mathit{globaltype}}, {\mathit{val}})`.
+#. Assert: Due to validation, :math:`{\mathit{sx}} = \mathsf{s}`.
 
-   #. Let :math:`{{\mathit{ga}'}^\ast}` be :math:`{\mathrm{allocglobals}}(s, {{\mathit{globaltype}'}^\ast}, {{\mathit{val}'}^\ast})`.
+#. Return :math:`\mathbb{B}({{\mathrm{signed}}}_{N}(i_1) < {{\mathrm{signed}}}_{N}(i_2))`.
 
-   #. Return :math:`{\mathit{ga}}~{{\mathit{ga}'}^\ast}`.
 
+:math:`{{\mathrm{ine}}}_{N}(i_1, i_2)`
+......................................
 
-:math:`{\mathrm{alloctable}}(s, {}[ i .. {j^?} ])`
-..................................................
 
+1. Return :math:`\mathbb{B}(i_1 \neq i_2)`.
 
-1. Let :math:`{\mathit{ti}}` be the table instance :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{refs}~{\epsilon^{i}} \}`.
 
-#. Let :math:`a` be the length of :math:`s{.}\mathsf{tables}`.
+:math:`{{\mathit{relop}}}{{}_{{\mathit{valtype}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`
+.......................................................................................
 
-#. Append :math:`{\mathit{ti}}` to :math:`s{.}\mathsf{tables}`.
 
-#. Return :math:`a`.
+1. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}`, then:
 
+   a. If :math:`{\mathit{relop}} = \mathsf{eq}`, then:
 
-:math:`{\mathrm{alloctables}}(s, {{\mathit{tabletype}''}^\ast})`
-................................................................
+      1) Return :math:`{{\mathrm{ieq}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
+   #. If :math:`{\mathit{relop}} = \mathsf{ne}`, then:
 
-1. If :math:`{{\mathit{tabletype}''}^\ast} = \epsilon`, then:
+      1) Return :math:`{{\mathrm{ine}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   a. Return :math:`\epsilon`.
+   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{lt}}{{\mathit{sx}}}`, then:
 
-#. Let :math:`{\mathit{tabletype}}~{{\mathit{tabletype}'}^\ast}` be :math:`{{\mathit{tabletype}''}^\ast}`.
+      1) Let :math:`({\mathsf{lt}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
 
-#. Let :math:`{\mathit{ta}}` be :math:`{\mathrm{alloctable}}(s, {\mathit{tabletype}})`.
+      #) Return :math:`{{{{\mathrm{ilt}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
-#. Let :math:`{{\mathit{ta}'}^\ast}` be :math:`{\mathrm{alloctables}}(s, {{\mathit{tabletype}'}^\ast})`.
+   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{gt}}{{\mathit{sx}}}`, then:
 
-#. Return :math:`{\mathit{ta}}~{{\mathit{ta}'}^\ast}`.
+      1) Let :math:`({\mathsf{gt}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
 
+      #) Return :math:`{{{{\mathrm{igt}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
-:math:`{\mathrm{allocmem}}(s, {}[ i .. {j^?} ])`
-................................................
+   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{le}}{{\mathit{sx}}}`, then:
 
+      1) Let :math:`({\mathsf{le}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
 
-1. Let :math:`{\mathit{mi}}` be the memory instance :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{bytes}~{\mathtt{0x00}^{i \cdot 64 \, {\mathrm{Ki}}}} \}`.
+      #) Return :math:`{{{{\mathrm{ile}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
-#. Let :math:`a` be the length of :math:`s{.}\mathsf{mems}`.
+   #. If :math:`{\mathit{relop}}` is some :math:`{\mathsf{ge}}{{\mathit{sx}}}`, then:
 
-#. Append :math:`{\mathit{mi}}` to :math:`s{.}\mathsf{mems}`.
+      1) Let :math:`({\mathsf{ge}}{{\mathit{sx}}})` be the destructuring of :math:`{\mathit{relop}}`.
 
-#. Return :math:`a`.
+      #) Return :math:`{{{{\mathrm{ige}}}_{{|{\mathit{valtype}}|}}^{{\mathit{sx}}}}}{({\mathit{iN}}_1, {\mathit{iN}}_2)}`.
 
+#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
 
-:math:`{\mathrm{allocmems}}(s, {{\mathit{memtype}''}^\ast})`
-............................................................
+#. If :math:`{\mathit{relop}} = \mathsf{eq}`, then:
 
+   a. Return :math:`{{\mathrm{feq}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-1. If :math:`{{\mathit{memtype}''}^\ast} = \epsilon`, then:
+#. If :math:`{\mathit{relop}} = \mathsf{ne}`, then:
 
-   a. Return :math:`\epsilon`.
+   a. Return :math:`{{\mathrm{fne}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. Let :math:`{\mathit{memtype}}~{{\mathit{memtype}'}^\ast}` be :math:`{{\mathit{memtype}''}^\ast}`.
+#. If :math:`{\mathit{relop}} = \mathsf{lt}`, then:
 
-#. Let :math:`{\mathit{ma}}` be :math:`{\mathrm{allocmem}}(s, {\mathit{memtype}})`.
+   a. Return :math:`{{\mathrm{flt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-#. Let :math:`{{\mathit{ma}'}^\ast}` be :math:`{\mathrm{allocmems}}(s, {{\mathit{memtype}'}^\ast})`.
+#. If :math:`{\mathit{relop}} = \mathsf{gt}`, then:
 
-#. Return :math:`{\mathit{ma}}~{{\mathit{ma}'}^\ast}`.
+   a. Return :math:`{{\mathrm{fgt}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
+#. If :math:`{\mathit{relop}} = \mathsf{le}`, then:
 
-:math:`{\mathrm{instexport}}({{\mathit{fa}}^\ast}, {{\mathit{ga}}^\ast}, {{\mathit{ta}}^\ast}, {{\mathit{ma}}^\ast}, \mathsf{export}~{\mathit{name}}~{\mathit{externidx}})`
-...........................................................................................................................................................................
+   a. Return :math:`{{\mathrm{fle}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
+#. Assert: Due to validation, :math:`{\mathit{relop}} = \mathsf{ge}`.
 
-1. If :math:`{\mathit{externidx}}` is some :math:`\mathsf{func}~{\mathit{funcidx}}`, then:
+#. Return :math:`{{\mathrm{fge}}}_{{|{\mathit{valtype}}|}}({\mathit{iN}}_1, {\mathit{iN}}_2)`.
 
-   a. Let :math:`(\mathsf{func}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
 
-   #. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{func}~{{\mathit{fa}}^\ast}{}[x]) \}`.
+:math:`{{\mathit{cvtop}}}{{}_{{\mathit{valtype}}, {\mathit{valtype}'}}}{({\mathit{iN}})}`
+.........................................................................................
 
-#. If :math:`{\mathit{externidx}}` is some :math:`\mathsf{global}~{\mathit{globalidx}}`, then:
 
-   a. Let :math:`(\mathsf{global}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
+1. If :math:`{\mathit{cvtop}}` is some :math:`\mathsf{extend}~{\mathit{sx}}`, then:
 
-   #. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{global}~{{\mathit{ga}}^\ast}{}[x]) \}`.
+   a. Let :math:`(\mathsf{extend}~{\mathit{sx}})` be the destructuring of :math:`{\mathit{cvtop}}`.
 
-#. If :math:`{\mathit{externidx}}` is some :math:`\mathsf{table}~{\mathit{tableidx}}`, then:
+   #. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 32}}` and :math:`{\mathit{valtype}'} = \mathsf{i{\scriptstyle 64}}`, then:
 
-   a. Let :math:`(\mathsf{table}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
+      1) Return :math:`{{{{\mathrm{extend}}}_{32, 64}^{{\mathit{sx}}}}}{({\mathit{iN}})}`.
 
-   #. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{table}~{{\mathit{ta}}^\ast}{}[x]) \}`.
+#. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 64}}` and :math:`{\mathit{valtype}'} = \mathsf{i{\scriptstyle 32}}` and :math:`{\mathit{cvtop}} = \mathsf{wrap}`, then:
 
-#. Assert: :math:`{\mathit{externidx}}` is some :math:`\mathsf{mem}~{\mathit{memidx}}`.
+   a. Return :math:`{{\mathrm{wrap}}}_{64, 32}({\mathit{iN}})`.
 
-#. Let :math:`(\mathsf{mem}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
+#. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}` and :math:`{\mathit{valtype}'}` is :math:`{\mathsf{i}}{n}` and :math:`{\mathit{cvtop}}` is some :math:`\mathsf{trunc}~{\mathit{sx}}`, then:
 
-#. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{mem}~{{\mathit{ma}}^\ast}{}[x]) \}`.
+   a. Let :math:`(\mathsf{trunc}~{\mathit{sx}})` be the destructuring of :math:`{\mathit{cvtop}}`.
 
+   #. Return :math:`{{{{\mathrm{trunc}}}_{{|{\mathit{valtype}}|}, {|{\mathit{valtype}'}|}}^{{\mathit{sx}}}}}{({\mathit{iN}})}`.
 
-:math:`{\mathrm{allocmodule}}(s, {\mathit{module}}, {{\mathit{externaddr}}^\ast}, {{\mathit{val}}^\ast})`
-.........................................................................................................
+#. If :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 32}}` and :math:`{\mathit{valtype}'} = \mathsf{f{\scriptstyle 64}}` and :math:`{\mathit{cvtop}} = \mathsf{promote}`, then:
 
+   a. Return :math:`{{\mathrm{promote}}}_{32, 64}({\mathit{iN}})`.
 
-1. Let :math:`(\mathsf{module}~{{\mathit{type}}_0^\ast}~{{\mathit{import}}^\ast}~{{\mathit{func}}^{n_{\mathit{func}}}}~{{\mathit{global}}_1^\ast}~{{\mathit{table}}_2^\ast}~{{\mathit{mem}}_3^\ast}~{{\mathit{elem}}^\ast}~{{\mathit{data}}^\ast}~{{\mathit{start}}^?}~{{\mathit{export}}^\ast})` be the destructuring of :math:`{\mathit{module}}`.
+#. If :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 64}}` and :math:`{\mathit{valtype}'} = \mathsf{f{\scriptstyle 32}}` and :math:`{\mathit{cvtop}} = \mathsf{demote}`, then:
 
-#. Let :math:`{(\mathsf{memory}~{\mathit{memtype}})^{n_{\mathit{mem}}}}` be :math:`{{\mathit{mem}}_3^\ast}`.
+   a. Return :math:`{{\mathrm{demote}}}_{64, 32}({\mathit{iN}})`.
 
-#. Let :math:`{(\mathsf{table}~{\mathit{tabletype}})^{n_{\mathit{table}}}}` be :math:`{{\mathit{table}}_2^\ast}`.
+#. If :math:`{\mathit{valtype}}` is :math:`{\mathsf{i}}{n}` and :math:`{\mathit{valtype}'}` is :math:`{\mathsf{f}}{n}`, then:
 
-#. Let :math:`{(\mathsf{global}~{\mathit{globaltype}}~{\mathit{expr}}_1)^{n_{\mathit{global}}}}` be :math:`{{\mathit{global}}_1^\ast}`.
+   a. If :math:`{\mathit{cvtop}}` is some :math:`\mathsf{convert}~{\mathit{sx}}`, then:
 
-#. Let :math:`{{\mathit{ft}}^\ast}` be the function type sequence :math:`\epsilon`.
+      1) Let :math:`(\mathsf{convert}~{\mathit{sx}})` be the destructuring of :math:`{\mathit{cvtop}}`.
 
-#. For each :math:`{\mathit{type}}_0` in :math:`{{\mathit{type}}_0^\ast}`, do:
+      #) Return :math:`{{{{\mathrm{convert}}}_{{|{\mathit{valtype}}|}, {|{\mathit{valtype}'}|}}^{{\mathit{sx}}}}}{({\mathit{iN}})}`.
 
-   a. Let :math:`(\mathsf{type}~{\mathit{ft}})` be the destructuring of :math:`{\mathit{type}}_0`.
+   #. If :math:`{\mathit{cvtop}} = \mathsf{reinterpret}` and :math:`{|{\mathit{valtype}}|} = {|{\mathit{valtype}'}|}`, then:
 
-   #. Append :math:`{\mathit{ft}}` to :math:`{{\mathit{ft}}^\ast}`.
+      1) Return :math:`{{\mathrm{reinterpret}}}_{{\mathit{valtype}}, {\mathit{valtype}'}}({\mathit{iN}})`.
 
-#. Let :math:`{{\mathit{fa}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{funcs}}({{\mathit{externaddr}}^\ast})`.
+#. Assert: Due to validation, :math:`{\mathit{valtype}}` is :math:`{\mathsf{f}}{n}`.
 
-#. Let :math:`{{\mathit{ga}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{globals}}({{\mathit{externaddr}}^\ast})`.
+#. Assert: Due to validation, :math:`{\mathit{valtype}'}` is :math:`{\mathsf{i}}{n}`.
 
-#. Let :math:`{{\mathit{ma}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{mems}}({{\mathit{externaddr}}^\ast})`.
+#. Assert: Due to validation, :math:`{\mathit{cvtop}} = \mathsf{reinterpret}`.
 
-#. Let :math:`{{\mathit{ta}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{tables}}({{\mathit{externaddr}}^\ast})`.
+#. Assert: Due to validation, :math:`{|{\mathit{valtype}'}|} = {|{\mathit{valtype}}|}`.
 
-#. Let :math:`{{\mathit{fa}}^\ast}` be :math:`{|s{.}\mathsf{funcs}|} + i_{\mathit{func}}` for all :math:`i_{\mathit{func}}` from :math:`0` to :math:`n_{\mathit{func}} - 1`.
+#. Return :math:`{{\mathrm{reinterpret}}}_{{\mathit{valtype}}, {\mathit{valtype}'}}({\mathit{iN}})`.
 
-#. Let :math:`{{\mathit{ga}}^\ast}` be :math:`{|s{.}\mathsf{globals}|} + i_{\mathit{global}}` for all :math:`i_{\mathit{global}}` from :math:`0` to :math:`n_{\mathit{global}} - 1`.
 
-#. Let :math:`{{\mathit{ta}}^\ast}` be :math:`{|s{.}\mathsf{tables}|} + i_{\mathit{table}}` for all :math:`i_{\mathit{table}}` from :math:`0` to :math:`n_{\mathit{table}} - 1`.
+:math:`{{\mathrm{inez}}}_{N}(i_1)`
+..................................
 
-#. Let :math:`{{\mathit{ma}}^\ast}` be :math:`{|s{.}\mathsf{mems}|} + i_{\mathit{mem}}` for all :math:`i_{\mathit{mem}}` from :math:`0` to :math:`n_{\mathit{mem}} - 1`.
 
-#. Let :math:`{{\mathit{xi}}^\ast}` be the export instance sequence :math:`\epsilon`.
+1. Return :math:`\mathbb{B}(i_1 \neq 0)`.
 
-#. For each :math:`{\mathit{export}}` in :math:`{{\mathit{export}}^\ast}`, do:
 
-   a. Let :math:`{\mathit{xi}}` be the export instance :math:`{\mathrm{instexport}}({{\mathit{fa}}_{\mathit{ex}}^\ast}~{{\mathit{fa}}^\ast}, {{\mathit{ga}}_{\mathit{ex}}^\ast}~{{\mathit{ga}}^\ast}, {{\mathit{ta}}_{\mathit{ex}}^\ast}~{{\mathit{ta}}^\ast}, {{\mathit{ma}}_{\mathit{ex}}^\ast}~{{\mathit{ma}}^\ast}, {\mathit{export}})`.
+:math:`{{\mathrm{default}}}_{{\mathit{valtype}}}`
+.................................................
 
-   #. Append :math:`{\mathit{xi}}` to :math:`{{\mathit{xi}}^\ast}`.
 
-#. Let :math:`{\mathit{moduleinst}}` be the module instance :math:`\{ \mathsf{types}~{{\mathit{ft}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{fa}}_{\mathit{ex}}^\ast}~{{\mathit{fa}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{ga}}_{\mathit{ex}}^\ast}~{{\mathit{ga}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{ta}}_{\mathit{ex}}^\ast}~{{\mathit{ta}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{ma}}_{\mathit{ex}}^\ast}~{{\mathit{ma}}^\ast},\;\allowbreak \mathsf{exports}~{{\mathit{xi}}^\ast} \}`.
+1. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 32}}`, then:
 
-#. Let :math:`{{\mathit{funcaddr}}_0^\ast}` be :math:`{\mathrm{allocfuncs}}(s, {\mathit{moduleinst}}, {{\mathit{func}}^{n_{\mathit{func}}}})`.
+   a. Return :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~0)`.
 
-#. Assert: Due to validation, :math:`{{\mathit{funcaddr}}_0^\ast} = {{\mathit{fa}}^\ast}`.
+#. If :math:`{\mathit{valtype}} = \mathsf{i{\scriptstyle 64}}`, then:
 
-#. Let :math:`{{\mathit{globaladdr}}_0^\ast}` be :math:`{\mathrm{allocglobals}}(s, {{\mathit{globaltype}}^{n_{\mathit{global}}}}, {{\mathit{val}}^\ast})`.
+   a. Return :math:`(\mathsf{i{\scriptstyle 64}}{.}\mathsf{const}~0)`.
 
-#. Assert: Due to validation, :math:`{{\mathit{globaladdr}}_0^\ast} = {{\mathit{ga}}^\ast}`.
+#. If :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 32}}`, then:
 
-#. Let :math:`{{\mathit{tableaddr}}_0^\ast}` be :math:`{\mathrm{alloctables}}(s, {{\mathit{tabletype}}^{n_{\mathit{table}}}})`.
+   a. Return :math:`(\mathsf{f{\scriptstyle 32}}{.}\mathsf{const}~{+0})`.
 
-#. Assert: Due to validation, :math:`{{\mathit{tableaddr}}_0^\ast} = {{\mathit{ta}}^\ast}`.
+#. Assert: Due to validation, :math:`{\mathit{valtype}} = \mathsf{f{\scriptstyle 64}}`.
 
-#. Let :math:`{{\mathit{memaddr}}_0^\ast}` be :math:`{\mathrm{allocmems}}(s, {{\mathit{memtype}}^{n_{\mathit{mem}}}})`.
+#. Return :math:`(\mathsf{f{\scriptstyle 64}}{.}\mathsf{const}~{+0})`.
 
-#. Assert: Due to validation, :math:`{{\mathit{memaddr}}_0^\ast} = {{\mathit{ma}}^\ast}`.
 
-#. Return :math:`{\mathit{moduleinst}}`.
+:math:`{\mathrm{funcs}}({{\mathit{externaddr}'}^\ast})`
+.......................................................
 
 
-:math:`{\mathrm{initelem}}(s, {\mathit{moduleinst}}, {{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}, {{\mathit{funcaddr}}^\ast})`
-..................................................................................................................................
+1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
 
+   a. Return :math:`\epsilon`.
 
-1. If :math:`{{\mathit{funcaddr}}^\ast} = \epsilon`, then:
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
-   a. Assert: :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast} = \epsilon`.
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{func}~{\mathit{funcaddr}}`, then:
 
-   #. Return.
+   a. Let :math:`(\mathsf{func}~{\mathit{fa}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-#. Else:
+   #. Return :math:`{\mathit{fa}}~{\mathrm{funcs}}({{\mathit{xv}}^\ast})`.
 
-   a. Let :math:`{a^\ast}~{{{a'}^\ast}^\ast}` be :math:`{{\mathit{funcaddr}}^\ast}`.
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
-   #. Assert: :math:`{|{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}|} \geq 1`.
+#. Return :math:`{\mathrm{funcs}}({{\mathit{xv}}^\ast})`.
 
-   #. Let :math:`i~{{i'}^\ast}` be :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}`.
 
-   #. Replace :math:`s{.}\mathsf{tables}{}[{\mathit{moduleinst}}{.}\mathsf{tables}{}[0]]{.}\mathsf{refs}{}[i : {|{a^\ast}|}]` with :math:`{a^\ast}`.
+:math:`{\mathrm{globals}}({{\mathit{externaddr}'}^\ast})`
+.........................................................
 
-   #. Perform :math:`{\mathrm{initelem}}(s, {\mathit{moduleinst}}, {{i'}^\ast}, {{{a'}^\ast}^\ast})`.
 
-   #. Return.
+1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
 
+   a. Return :math:`\epsilon`.
 
-:math:`{\mathrm{initdata}}(s, {\mathit{moduleinst}}, {{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}, {{\mathit{byte}}^\ast})`
-..............................................................................................................................
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{global}~{\mathit{globaladdr}}`, then:
 
-1. If :math:`{{\mathit{byte}}^\ast} = \epsilon`, then:
+   a. Let :math:`(\mathsf{global}~{\mathit{ga}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-   a. Assert: :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast} = \epsilon`.
+   #. Return :math:`{\mathit{ga}}~{\mathrm{globals}}({{\mathit{xv}}^\ast})`.
 
-   #. Return.
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
-#. Else:
+#. Return :math:`{\mathrm{globals}}({{\mathit{xv}}^\ast})`.
 
-   a. Let :math:`{b^\ast}~{{{b'}^\ast}^\ast}` be :math:`{{\mathit{byte}}^\ast}`.
 
-   #. Assert: :math:`{|{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}|} \geq 1`.
+:math:`{\mathrm{tables}}({{\mathit{externaddr}'}^\ast})`
+........................................................
 
-   #. Let :math:`i~{{i'}^\ast}` be :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}`.
 
-   #. Replace :math:`s{.}\mathsf{mems}{}[{\mathit{moduleinst}}{.}\mathsf{mems}{}[0]]{.}\mathsf{bytes}{}[i : {|{b^\ast}|}]` with :math:`{b^\ast}`.
+1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
 
-   #. Perform :math:`{\mathrm{initdata}}(s, {\mathit{moduleinst}}, {{i'}^\ast}, {{{b'}^\ast}^\ast})`.
+   a. Return :math:`\epsilon`.
 
-   #. Return.
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{table}~{\mathit{tableaddr}}`, then:
 
-:math:`{\mathrm{instantiate}}(s, {\mathit{module}}, {{\mathit{externaddr}}^\ast})`
-..................................................................................
+   a. Let :math:`(\mathsf{table}~{\mathit{ta}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
+   #. Return :math:`{\mathit{ta}}~{\mathrm{tables}}({{\mathit{xv}}^\ast})`.
 
-1. Let :math:`(\mathsf{module}~{{\mathit{type}}^\ast}~{{\mathit{import}}^\ast}~{{\mathit{func}}^\ast}~{{\mathit{global}}^\ast}~{{\mathit{table}}^\ast}~{{\mathit{mem}}^\ast}~{{\mathit{elem}}^\ast}~{{\mathit{data}}^\ast}~{{\mathit{start}}^?}~{{\mathit{export}}^\ast})` be the destructuring of :math:`{\mathit{module}}`.
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
-#. Let :math:`{{\mathit{functype}}^\ast}` be the function type sequence :math:`\epsilon`.
+#. Return :math:`{\mathrm{tables}}({{\mathit{xv}}^\ast})`.
 
-#. For each :math:`{\mathit{type}}` in :math:`{{\mathit{type}}^\ast}`, do:
 
-   a. Let :math:`(\mathsf{type}~{\mathit{functype}})` be the destructuring of :math:`{\mathit{type}}`.
+:math:`{\mathrm{mems}}({{\mathit{externaddr}'}^\ast})`
+......................................................
 
-   #. Append :math:`{\mathit{functype}}` to :math:`{{\mathit{functype}}^\ast}`.
 
-#. Let :math:`n_{\mathsf{f}}` be the length of :math:`{{\mathit{func}}^\ast}`.
+1. If :math:`{{\mathit{externaddr}'}^\ast} = \epsilon`, then:
 
-#. Let :math:`{{b^\ast}^\ast}` be the byte sequence sequence :math:`\epsilon`.
+   a. Return :math:`\epsilon`.
 
-#. Let :math:`{{\mathit{expr}}_{\mathsf{d}}^\ast}` be the expression sequence :math:`\epsilon`.
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
-#. For each :math:`{\mathit{data}}` in :math:`{{\mathit{data}}^\ast}`, do:
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{mem}~{\mathit{memaddr}}`, then:
 
-   a. Let :math:`(\mathsf{data}~{\mathit{expr}}_{\mathsf{d}}~{b^\ast})` be the destructuring of :math:`{\mathit{data}}`.
+   a. Let :math:`(\mathsf{mem}~{\mathit{ma}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-   #. Append :math:`{b^\ast}` to :math:`{{b^\ast}^\ast}`.
+   #. Return :math:`{\mathit{ma}}~{\mathrm{mems}}({{\mathit{xv}}^\ast})`.
 
-   #. Append :math:`{\mathit{expr}}_{\mathsf{d}}` to :math:`{{\mathit{expr}}_{\mathsf{d}}^\ast}`.
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{xv}}^\ast}` be :math:`{{\mathit{externaddr}'}^\ast}`.
 
-#. Let :math:`{{\mathit{expr}}_{\mathsf{e}}^\ast}` be the expression sequence :math:`\epsilon`.
+#. Return :math:`{\mathrm{mems}}({{\mathit{xv}}^\ast})`.
 
-#. Let :math:`{{x^\ast}^\ast}` be the function index sequence sequence :math:`\epsilon`.
 
-#. For each :math:`{\mathit{elem}}` in :math:`{{\mathit{elem}}^\ast}`, do:
+:math:`(s, f){.}\mathsf{store}`
+...............................
 
-   a. Let :math:`(\mathsf{elem}~{\mathit{expr}}_{\mathsf{e}}~{x^\ast})` be the destructuring of :math:`{\mathit{elem}}`.
 
-   #. Append :math:`{\mathit{expr}}_{\mathsf{e}}` to :math:`{{\mathit{expr}}_{\mathsf{e}}^\ast}`.
+1. Return.
 
-   #. Append :math:`{x^\ast}` to :math:`{{x^\ast}^\ast}`.
 
-#. Let :math:`{{\mathit{expr}}_{\mathsf{g}}^\ast}` be the expression sequence :math:`\epsilon`.
+:math:`(s, f){.}\mathsf{frame}`
+...............................
 
-#. For each :math:`{\mathit{global}}` in :math:`{{\mathit{global}}^\ast}`, do:
 
-   a. Let :math:`(\mathsf{global}~{\mathit{globaltype}}~{\mathit{expr}}_{\mathsf{g}})` be the destructuring of :math:`{\mathit{global}}`.
+1. Return :math:`f`.
 
-   #. Append :math:`{\mathit{expr}}_{\mathsf{g}}` to :math:`{{\mathit{expr}}_{\mathsf{g}}^\ast}`.
 
-#. Let :math:`{\mathit{moduleinst}}_{\mathit{init}}` be the module instance :math:`\{ \mathsf{types}~{{\mathit{functype}}^\ast},\;\allowbreak \mathsf{funcs}~{\mathrm{funcs}}({{\mathit{externaddr}}^\ast})~{({|s{.}\mathsf{funcs}|} + i_{\mathsf{f}})^{i_{\mathsf{f}}<n_{\mathsf{f}}}},\;\allowbreak \mathsf{globals}~{\mathrm{globals}}({{\mathit{externaddr}}^\ast}) \}`.
+:math:`(s, f){.}\mathsf{module}{.}\mathsf{funcs}`
+.................................................
 
-#. Let :math:`f_{\mathit{init}}` be the frame :math:`\{ \mathsf{module}~{\mathit{moduleinst}}_{\mathit{init}} \}`.
 
-#. Let :math:`z` be the state :math:`(s, f_{\mathit{init}})`.
+1. Return :math:`f{.}\mathsf{module}{.}\mathsf{funcs}`.
 
-#. Let :math:`F` be the :math:`\mathsf{frame}` :math:`z{.}\mathsf{frame}`.
 
-#. Push the :math:`\mathsf{frame}` :math:`F`.
+:math:`(s, f){.}\mathsf{funcs}`
+...............................
 
-#. Let :math:`{i_{\mathsf{d}}^\ast}` be :math:`\epsilon`.
 
-#. For each :math:`{\mathit{expr}}_{\mathsf{d}}` in :math:`{{\mathit{expr}}_{\mathsf{d}}^\ast}`, do:
+1. Return :math:`s{.}\mathsf{funcs}`.
 
-   a. Let :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i_{\mathsf{d}})` be the result of :ref:`evaluating <exec-expr>` :math:`{\mathit{expr}}_{\mathsf{d}}` with state :math:`z`.
 
-   #. Append :math:`i_{\mathsf{d}}` to :math:`{i_{\mathsf{d}}^\ast}`.
+:math:`(s, f){.}\mathsf{globals}`
+.................................
 
-#. Let :math:`{i_{\mathsf{e}}^\ast}` be :math:`\epsilon`.
 
-#. For each :math:`{\mathit{expr}}_{\mathsf{e}}` in :math:`{{\mathit{expr}}_{\mathsf{e}}^\ast}`, do:
+1. Return :math:`s{.}\mathsf{globals}`.
 
-   a. Let :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i_{\mathsf{e}})` be the result of :ref:`evaluating <exec-expr>` :math:`{\mathit{expr}}_{\mathsf{e}}` with state :math:`z`.
 
-   #. Append :math:`i_{\mathsf{e}}` to :math:`{i_{\mathsf{e}}^\ast}`.
+:math:`(s, f){.}\mathsf{tables}`
+................................
 
-#. Let :math:`{{\mathit{val}}^\ast}` be the value sequence :math:`\epsilon`.
 
-#. For each :math:`{\mathit{expr}}_{\mathsf{g}}` in :math:`{{\mathit{expr}}_{\mathsf{g}}^\ast}`, do:
+1. Return :math:`s{.}\mathsf{tables}`.
 
-   a. Let :math:`{\mathit{val}}` be the result of :ref:`evaluating <exec-expr>` :math:`{\mathit{expr}}_{\mathsf{g}}` with state :math:`z`.
 
-   #. Append :math:`{\mathit{val}}` to :math:`{{\mathit{val}}^\ast}`.
+:math:`(s, f){.}\mathsf{mems}`
+..............................
 
-#. Pop the :math:`\mathsf{frame}` from the stack.
 
-#. Let :math:`{\mathit{moduleinst}}` be :math:`{\mathrm{allocmodule}}(s, {\mathit{module}}, {{\mathit{externaddr}}^\ast}, {{\mathit{val}}^\ast})`.
+1. Return :math:`s{.}\mathsf{mems}`.
 
-#. Let :math:`f` be the frame :math:`\{ \mathsf{module}~{\mathit{moduleinst}} \}`.
 
-#. Perform :math:`{\mathrm{initelem}}(s, {\mathit{moduleinst}}, {i_{\mathsf{e}}^\ast}, {{{\mathit{moduleinst}}{.}\mathsf{funcs}{}[x]^\ast}^\ast})`.
+:math:`(s, f){.}\mathsf{module}`
+................................
 
-#. Perform :math:`{\mathrm{initdata}}(s, {\mathit{moduleinst}}, {i_{\mathsf{d}}^\ast}, {{b^\ast}^\ast})`.
 
-#. Let :math:`{f'}` be the :math:`\mathsf{frame}` :math:`f`.
+1. Return :math:`f{.}\mathsf{module}`.
 
-#. Push the :math:`\mathsf{frame}` :math:`{f'}`.
 
-#. If :math:`{{\mathit{start}}^?}` is defined, then:
+:math:`(s, f){.}\mathsf{types}{}[x]`
+....................................
 
-   a. Let :math:`(\mathsf{start}~{x'})` be :math:`{{\mathit{start}}^?}`.
 
-   #. Let :math:`{\mathit{instr}}_0` be the administrative instruction :math:`(\mathsf{call}~{x'})`.
+1. Return :math:`f{.}\mathsf{module}{.}\mathsf{types}{}[x]`.
 
-   #. Execute the instruction :math:`{\mathit{instr}}_0`.
 
-#. Pop the :math:`\mathsf{frame}` from the stack.
+:math:`(s, f){.}\mathsf{funcs}{}[x]`
+....................................
 
-#. Return :math:`f{.}\mathsf{module}`.
 
+1. Return :math:`s{.}\mathsf{funcs}{}[f{.}\mathsf{module}{.}\mathsf{funcs}{}[x]]`.
 
-:math:`{\mathrm{invoke}}(s, {\mathit{fa}}, {{\mathit{val}}^{n}})`
-.................................................................
 
+:math:`(s, f){.}\mathsf{globals}{}[x]`
+......................................
 
-1. Let :math:`f` be the frame :math:`\{ \mathsf{module}~\{  \} \}`.
 
-#. Let :math:`F` be the :math:`\mathsf{frame}` :math:`(s, f)`.
+1. Return :math:`s{.}\mathsf{globals}{}[f{.}\mathsf{module}{.}\mathsf{globals}{}[x]]`.
 
-#. Push the :math:`\mathsf{frame}` :math:`F`.
 
-#. Let :math:`{t_1^{n}}~\rightarrow~{t_2^\ast}` be the destructuring of :math:`(s, f){.}\mathsf{funcs}{}[{\mathit{fa}}]{.}\mathsf{type}`.
+:math:`(s, f){.}\mathsf{tables}{}[x]`
+.....................................
 
-#. Pop the :math:`\mathsf{frame}` from the stack.
 
-#. Let :math:`k` be the length of :math:`{t_2^\ast}`.
+1. Return :math:`s{.}\mathsf{tables}{}[f{.}\mathsf{module}{.}\mathsf{tables}{}[x]]`.
 
-#. Let :math:`{f'}` be the :math:`\mathsf{frame}` :math:`f` whose arity is :math:`k`.
 
-#. Push the :math:`\mathsf{frame}` :math:`{f'}`.
+:math:`(s, f){.}\mathsf{mems}{}[x]`
+...................................
 
-#. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
 
-#. Execute the instruction :math:`(\mathsf{call}~{\mathit{fa}})`.
+1. Return :math:`s{.}\mathsf{mems}{}[f{.}\mathsf{module}{.}\mathsf{mems}{}[x]]`.
 
-#. Pop the values :math:`{{\mathit{val}'}^{k}}` from the stack.
 
-#. Pop the :math:`\mathsf{frame}` from the stack.
+:math:`(s, f){.}\mathsf{locals}{}[x]`
+.....................................
 
-#. Return :math:`{{\mathit{val}'}^{k}}`.
 
+1. Return :math:`f{.}\mathsf{locals}{}[x]`.
 
-:math:`\mathsf{eval\_expr}~{{\mathit{instr}}^\ast}`
-...................................................
 
+:math:`(s, f){}[{.}\mathsf{locals}{}[x] = v]`
+.............................................
 
-1. Execute the sequence :math:`{{\mathit{instr}}^\ast}`.
 
-#. Pop the value :math:`{\mathit{val}}` from the stack.
+1. Replace :math:`f{.}\mathsf{locals}{}[x]` with :math:`v`.
 
-#. Return :math:`{\mathit{val}}`.
 
+:math:`(s, f){}[{.}\mathsf{globals}{}[x]{.}\mathsf{value} = v]`
+...............................................................
 
-== Complete.
-spectec 0.5 generator
-== Parsing...
-== Elaboration...
-== IL Validation...
-== Running pass sideconditions...
-== IL Validation after pass sideconditions...
-== Translating to AL...
-== Prose Generation...
-Limits_ok
-- the limits ([ n .. m? ]) is valid with k if:
-  - n is less than or equal to k.
-  - If m is defined, then:
-    - n is less than or equal to m.
-    - m is less than or equal to k.
 
-Functype_ok
-- the function type t_1* -> t_2? is always valid.
+1. Replace :math:`s{.}\mathsf{globals}{}[f{.}\mathsf{module}{.}\mathsf{globals}{}[x]]{.}\mathsf{value}` with :math:`v`.
 
-Globaltype_ok
-- the global type (MUT? t) is always valid.
 
-Tabletype_ok
-- the table type limits is valid if:
-  - limits is valid with ((2 ^ 32) - 1).
+:math:`(s, f){}[{.}\mathsf{tables}{}[x]{.}\mathsf{refs}{}[i] = a]`
+..................................................................
 
-Memtype_ok
-- the memory type limits is valid if:
-  - limits is valid with (2 ^ 16).
 
-Externtype_ok
-- the external type externtype is valid if:
-  - Either:
-    - externtype is (FUNC functype).
-    - the function type functype is valid.
-  - Or:
-    - externtype is (GLOBAL globaltype).
-    - the global type globaltype is valid.
-  - Or:
-    - externtype is (TABLE tabletype).
-    - the table type tabletype is valid.
-  - Or:
-    - externtype is (MEM memtype).
-    - the memory type memtype is valid.
+1. Replace :math:`s{.}\mathsf{tables}{}[f{.}\mathsf{module}{.}\mathsf{tables}{}[x]]{.}\mathsf{refs}{}[i]` with :math:`a`.
 
-Externtype_ok/func
-- the external type (FUNC functype) is valid if:
-  - the function type functype is valid.
 
-Externtype_ok/global
-- the external type (GLOBAL globaltype) is valid if:
-  - the global type globaltype is valid.
+:math:`(s, f){}[{.}\mathsf{tables}{}[x] = {\mathit{ti}}]`
+.........................................................
 
-Externtype_ok/table
-- the external type (TABLE tabletype) is valid if:
-  - the table type tabletype is valid.
 
-Externtype_ok/mem
-- the external type (MEM memtype) is valid if:
-  - the memory type memtype is valid.
+1. Replace :math:`s{.}\mathsf{tables}{}[f{.}\mathsf{module}{.}\mathsf{tables}{}[x]]` with :math:`{\mathit{ti}}`.
 
-Limits_sub
-- the limits ([ n_11 .. ?(n_12) ]) matches the limits ([ n_21 .. ?(n_22) ]) if:
-  - n_11 is greater than or equal to n_21.
-  - n_12 is less than or equal to n_22.
 
-Functype_sub
-- the function type ft matches only itself.
+:math:`(s, f){}[{.}\mathsf{mems}{}[x]{.}\mathsf{bytes}{}[i : j] = {b^\ast}]`
+............................................................................
 
-Globaltype_sub
-- the global type gt matches only itself.
 
-Tabletype_sub
-- the table type lim_1 matches the table type lim_2 if:
-  - lim_1 matches lim_2.
+1. Replace :math:`s{.}\mathsf{mems}{}[f{.}\mathsf{module}{.}\mathsf{mems}{}[x]]{.}\mathsf{bytes}{}[i : j]` with :math:`{b^\ast}`.
 
-Memtype_sub
-- the memory type lim_1 matches the memory type lim_2 if:
-  - lim_1 matches lim_2.
 
-Externtype_sub
-- the external type externtype_1 matches the external type externtype_2 if:
-  - Either:
-    - externtype_1 is (FUNC ft_1).
-    - externtype_2 is (FUNC ft_2).
-    - the function type ft_1 matches the function type ft_2.
-  - Or:
-    - externtype_1 is (GLOBAL gt_1).
-    - externtype_2 is (GLOBAL gt_2).
-    - the global type gt_1 matches the global type gt_2.
-  - Or:
-    - externtype_1 is (TABLE tt_1).
-    - externtype_2 is (TABLE tt_2).
-    - the table type tt_1 matches the table type tt_2.
-  - Or:
-    - externtype_1 is (MEM mt_1).
-    - externtype_2 is (MEM mt_2).
-    - the memory type mt_1 matches the memory type mt_2.
+:math:`(s, f){}[{.}\mathsf{mems}{}[x] = {\mathit{mi}}]`
+.......................................................
 
-Externtype_sub/func
-- the external type (FUNC ft_1) matches the external type (FUNC ft_2) if:
-  - the function type ft_1 matches the function type ft_2.
 
-Externtype_sub/global
-- the external type (GLOBAL gt_1) matches the external type (GLOBAL gt_2) if:
-  - the global type gt_1 matches the global type gt_2.
+1. Replace :math:`s{.}\mathsf{mems}{}[f{.}\mathsf{module}{.}\mathsf{mems}{}[x]]` with :math:`{\mathit{mi}}`.
 
-Externtype_sub/table
-- the external type (TABLE tt_1) matches the external type (TABLE tt_2) if:
-  - the table type tt_1 matches the table type tt_2.
 
-Externtype_sub/mem
-- the external type (MEM mt_1) matches the external type (MEM mt_2) if:
-  - the memory type mt_1 matches the memory type mt_2.
+:math:`{\mathrm{growtable}}({\mathit{ti}}, n)`
+..............................................
 
-Instr_ok/nop
-- the instruction NOP is valid with the function type [] -> [].
 
-Instr_ok/unreachable
-- the instruction UNREACHABLE is valid with the function type t_1* -> t_2*.
+1. Let :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{refs}~{a^\ast} \}` be the destructuring of :math:`{\mathit{ti}}`.
 
-Instr_ok/drop
-- the instruction DROP is valid with the function type [t] -> [].
+#. Let :math:`{i'}` be :math:`{|{a^\ast}|} + n`.
 
-Instr_ok/select
-- the instruction SELECT is valid with the function type [t, t, I32] -> [t].
+#. If :math:`{({i'} \leq j)^?}`, then:
 
-Instr_ok/block
-- the instruction (BLOCK t? instr*) is valid with the function type [] -> t? if:
-  - the context C' is the context C with .LABELS prepended by [t?].
-  - Under the context C', the instruction sequence instr* is valid with [] -> t?.
+   a. Let :math:`{\mathit{ti}'}` be the table instance :math:`\{ \mathsf{type}~{}[ {i'} .. {j^?} ],\;\allowbreak \mathsf{refs}~{a^\ast}~{\epsilon^{n}} \}`.
 
-Instr_ok/loop
-- the instruction (LOOP t? instr*) is valid with the function type [] -> t? if:
-  - the context C' is the context C with .LABELS prepended by [?()].
-  - Under the context C', the instruction sequence instr* is valid with the function type [] -> [].
+   #. Return :math:`{\mathit{ti}'}`.
 
-Instr_ok/if
-- the instruction (IF t? instr_1* ELSE instr_2*) is valid with the function type [I32] -> t? if:
-  - the context C' is the context C with .LABELS prepended by [t?].
-  - Under the context C', the instruction sequence instr_1* is valid with the function type [] -> t?.
-  - Under the context C', the instruction sequence instr_2* is valid with [] -> t?.
+#. Fail.
 
-Instr_ok/br
-- the instruction (BR l) is valid with the function type t_1* :: t? -> t_2* if:
-  - the result type C.LABELS[l] exists.
-  - C.LABELS[l] is t?.
 
-Instr_ok/br_if
-- the instruction (BR_IF l) is valid with the function type t? :: [I32] -> t? if:
-  - the result type C.LABELS[l] exists.
-  - C.LABELS[l] is t?.
+:math:`{\mathrm{growmemory}}({\mathit{mi}}, n)`
+...............................................
 
-Instr_ok/br_table
-- the instruction (BR_TABLE l* l') is valid with the function type t_1* :: t? :: [I32] -> t_2* if:
-  - the result type C.LABELS[l'] exists.
-  - the result type t? is C.LABELS[l'].
-  - For all l in l*:
-    - the result type C.LABELS[l] exists.
-    - t? is C.LABELS[l].
 
-Instr_ok/call
-- the instruction (CALL x) is valid with the function type t_1* -> t_2? if:
-  - the function type C.FUNCS[x] exists.
-  - C.FUNCS[x] is t_1* -> t_2?.
+1. Let :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{bytes}~{b^\ast} \}` be the destructuring of :math:`{\mathit{mi}}`.
 
-Instr_ok/call_indirect
-- the instruction (CALL_INDIRECT x) is valid with the function type t_1* :: [I32] -> t_2? if:
-  - the function type C.TYPES[x] exists.
-  - C.TYPES[x] is t_1* -> t_2?.
+#. Let :math:`{i'}` be :math:`{|{b^\ast}|} / (64 \, {\mathrm{Ki}}) + n`.
 
-Instr_ok/return
-- the instruction RETURN is valid with the function type t_1* :: t? -> t_2* if:
-  - the result type C.RETURN is ?(t?).
+#. If :math:`{({i'} \leq j)^?}`, then:
 
-Instr_ok/const
-- the instruction (t.CONST c_t) is valid with the function type [] -> [t].
+   a. Let :math:`{\mathit{mi}'}` be the memory instance :math:`\{ \mathsf{type}~{}[ {i'} .. {j^?} ],\;\allowbreak \mathsf{bytes}~{b^\ast}~{\mathtt{0x00}^{n \cdot 64 \, {\mathrm{Ki}}}} \}`.
 
-Instr_ok/unop
-- the instruction (UNOP t unop_t) is valid with the function type [t] -> [t].
+   #. Return :math:`{\mathit{mi}'}`.
 
-Instr_ok/binop
-- the instruction (BINOP t binop_t) is valid with the function type [t, t] -> [t].
+#. Fail.
 
-Instr_ok/testop
-- the instruction (TESTOP t testop_t) is valid with the function type [t] -> [I32].
 
-Instr_ok/relop
-- the instruction (RELOP t relop_t) is valid with the function type [t, t] -> [I32].
+:math:`{\mathrm{funcs}}({{\mathit{externaddr}''}^\ast})`
+........................................................
 
-Instr_ok/cvtop
-- the instruction (CVTOP nt_1 nt_2 cvtop) is valid with the function type [nt_2] -> [nt_1] if:
-  - Either:
-    - cvtop is REINTERPRET.
-    - $size(nt_1) is $size(nt_2).
-  - Or:
 
+1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
 
-Instr_ok/local.get
-- the instruction (LOCAL.GET x) is valid with the function type [] -> [t] if:
-  - the number type C.LOCALS[x] exists.
-  - C.LOCALS[x] is t.
+   a. Return :math:`\epsilon`.
 
-Instr_ok/local.set
-- the instruction (LOCAL.SET x) is valid with the function type [t] -> [] if:
-  - the number type C.LOCALS[x] exists.
-  - C.LOCALS[x] is t.
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Instr_ok/local.tee
-- the instruction (LOCAL.TEE x) is valid with the function type [t] -> [t] if:
-  - the number type C.LOCALS[x] exists.
-  - C.LOCALS[x] is t.
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{func}~{\mathit{funcaddr}}`, then:
 
-Instr_ok/global.get
-- the instruction (GLOBAL.GET x) is valid with the function type [] -> [t] if:
-  - the global type C.GLOBALS[x] exists.
-  - C.GLOBALS[x] is (mut t).
+   a. Let :math:`(\mathsf{func}~{\mathit{fa}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-Instr_ok/global.set
-- the instruction (GLOBAL.SET x) is valid with the function type [t] -> [] if:
-  - the global type C.GLOBALS[x] exists.
-  - C.GLOBALS[x] is (?(MUT) t).
+   #. Return :math:`{\mathit{fa}}~{\mathrm{funcs}}({{\mathit{externaddr}'}^\ast})`.
 
-Instr_ok/memory.size
-- the instruction MEMORY.SIZE is valid with the function type [] -> [I32].
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Instr_ok/memory.grow
-- the instruction MEMORY.GROW is valid with the function type [I32] -> [I32].
+#. Return :math:`{\mathrm{funcs}}({{\mathit{externaddr}'}^\ast})`.
 
-Instr_ok/load
-- the instruction (LOAD t loadop_? memarg) is valid with the function type [I32] -> [t'] if:
-  - Either:
-    - loadop_? is ?().
-    - the number type t' is t.
-    - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
-  - Or:
-    - the number type t is Inn.
-    - loadop_? is ?(M _ sx).
-    - t' is Inn.
-    - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
 
-Instr_ok/store
-- the instruction (STORE t sz? memarg) is valid with the function type [I32, t'] -> [] if:
-  - Either:
-    - the pack size sz? is ?().
-    - the number type t' is t.
-    - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
-  - Or:
-    - the number type t is Inn.
-    - sz? is ?(M).
-    - t' is Inn.
-    - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
+:math:`{\mathrm{globals}}({{\mathit{externaddr}''}^\ast})`
+..........................................................
 
-Instr_ok/cvtop-reinterpret
-- the instruction (CVTOP nt_1 nt_2 REINTERPRET) is valid with the function type [nt_2] -> [nt_1] if:
-  - $size(nt_1) is $size(nt_2).
 
-Instr_ok/cvtop-convert
-- the instruction (CVTOP nt_1 nt_2 cvtop) is valid with [nt_2] -> [nt_1].
+1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
 
-Instr_ok/load-val
-- the instruction (LOAD t ?() memarg) is valid with the function type [I32] -> [t] if:
-  - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
+   a. Return :math:`\epsilon`.
 
-Instr_ok/load-pack
-- the instruction (LOAD Inn ?(M _ sx) memarg) is valid with the function type [I32] -> [Inn] if:
-  - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Instr_ok/store-val
-- the instruction (STORE t ?() memarg) is valid with the function type [I32, t] -> [] if:
-  - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{global}~{\mathit{globaladdr}}`, then:
 
-Instr_ok/store-pack
-- the instruction (STORE Inn ?(M) memarg) is valid with the function type [I32, Inn] -> [] if:
-  - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
+   a. Let :math:`(\mathsf{global}~{\mathit{ga}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-Instrs_ok
-- the instruction sequence instr* is valid with the function type valtype* -> valtype'* if:
-  - Either:
-    - instr* is [].
-    - the number type sequence valtype* is [].
-    - the number type sequence valtype'* is [].
-  - Or:
-    - instr* is [instr_1] :: instr_2*.
-    - the instruction instr_1 is valid with the function type valtype* -> t_2*.
-    - the instruction sequence instr_2* is valid with the function type t_2* -> valtype'*.
-  - Or:
-    - valtype* is t* :: t_1*.
-    - valtype'* is t* :: t_2*.
-    - instr* is valid with the function type t_1* -> t_2*.
+   #. Return :math:`{\mathit{ga}}~{\mathrm{globals}}({{\mathit{externaddr}'}^\ast})`.
 
-Instrs_ok/empty
-- the instruction sequence [] is valid with the function type [] -> [].
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Instrs_ok/seq
-- the instruction sequence [instr_1] :: instr_2* is valid with the function type t_1* -> t_3* if:
-  - the instruction instr_1 is valid with the function type t_1* -> t_2*.
-  - the instruction sequence instr_2* is valid with the function type t_2* -> t_3*.
+#. Return :math:`{\mathrm{globals}}({{\mathit{externaddr}'}^\ast})`.
 
-Instrs_ok/frame
-- the instruction sequence instr* is valid with the function type t* :: t_1* -> t* :: t_2* if:
-  - instr* is valid with the function type t_1* -> t_2*.
 
-Expr_ok
-- the expression instr* is valid with the result type t? if:
-  - instr* is valid with the function type [] -> t?.
+:math:`{\mathrm{tables}}({{\mathit{externaddr}''}^\ast})`
+.........................................................
 
-Instr_const
-- the instruction instr is constant if:
-  - Either:
-    - instr is (t.CONST c).
-  - Or:
-    - instr is (GLOBAL.GET x).
-    - the global type C.GLOBALS[x] exists.
-    - C.GLOBALS[x] is (?() t).
 
-Instr_const/const
-- the instruction (t.CONST c) is constant.
+1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
 
-Instr_const/global.get
-- the instruction (GLOBAL.GET x) is constant if:
-  - the global type C.GLOBALS[x] exists.
-  - C.GLOBALS[x] is (?() t).
+   a. Return :math:`\epsilon`.
 
-Expr_const
-- the expression instr* is constant if:
-  - For all instr in instr*:
-    - the instruction instr is constant.
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Type_ok
-- the type (TYPE ft) is valid with the function type ft if:
-  - ft is valid.
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{table}~{\mathit{tableaddr}}`, then:
 
-Func_ok
-- the function (FUNC x (LOCAL t)* expr) is valid with the function type t_1* -> t_2? if:
-  - the function type C.TYPES[x] exists.
-  - C.TYPES[x] is t_1* -> t_2?.
-  - Under the context C with .LOCALS appended by t_1* :: t* and .LABELS appended by [t_2?] and .RETURN appended by ?(t_2?), the expression expr is valid with the result type t_2?.
+   a. Let :math:`(\mathsf{table}~{\mathit{ta}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-Global_ok
-- the global (GLOBAL gt expr) is valid with the global type gt if:
-  - gt is valid.
-  - gt is (mut t).
-  - the expression expr is valid with the number type ?(t).
-  - expr is constant.
+   #. Return :math:`{\mathit{ta}}~{\mathrm{tables}}({{\mathit{externaddr}'}^\ast})`.
 
-Table_ok
-- the table (TABLE tt) is valid with the table type tt if:
-  - tt is valid.
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Mem_ok
-- the memory (MEMORY mt) is valid with the memory type mt if:
-  - mt is valid.
+#. Return :math:`{\mathrm{tables}}({{\mathit{externaddr}'}^\ast})`.
 
-Elem_ok
-- the table segment (ELEM expr x*) is valid if:
-  - the expression expr is valid with the number type ?(I32).
-  - expr is constant.
-  - For all x in x*:
-    - the function type C.FUNCS[x] exists.
 
-Data_ok
-- the memory segment (DATA expr b*) is valid if:
-  - the expression expr is valid with the number type ?(I32).
-  - expr is constant.
+:math:`{\mathrm{mems}}({{\mathit{externaddr}''}^\ast})`
+.......................................................
 
-Start_ok
-- the start function (START x) is valid if:
-  - the function type C.FUNCS[x] exists.
-  - C.FUNCS[x] is [] -> [].
 
-Import_ok
-- the import (IMPORT name_1 name_2 xt) is valid with the external type xt if:
-  - xt is valid.
+1. If :math:`{{\mathit{externaddr}''}^\ast} = \epsilon`, then:
 
-Externidx_ok
-- the external index externidx is valid with the external type externtype if:
-  - Either:
-    - externidx is (FUNC x).
-    - externtype is (FUNC ft).
-    - the function type C.FUNCS[x] exists.
-    - C.FUNCS[x] is ft.
-  - Or:
-    - externidx is (GLOBAL x).
-    - externtype is (GLOBAL gt).
-    - the global type C.GLOBALS[x] exists.
-    - C.GLOBALS[x] is gt.
-  - Or:
-    - externidx is (TABLE x).
-    - externtype is (TABLE tt).
-    - the table type C.TABLES[x] exists.
-    - C.TABLES[x] is tt.
-  - Or:
-    - externidx is (MEM x).
-    - externtype is (MEM mt).
-    - the memory type C.MEMS[x] exists.
-    - C.MEMS[x] is mt.
+   a. Return :math:`\epsilon`.
 
-Externidx_ok/func
-- the external index (FUNC x) is valid with the external type (FUNC ft) if:
-  - the function type C.FUNCS[x] exists.
-  - C.FUNCS[x] is ft.
+#. Let :math:`{\mathit{externaddr}}_0~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Externidx_ok/global
-- the external index (GLOBAL x) is valid with the external type (GLOBAL gt) if:
-  - the global type C.GLOBALS[x] exists.
-  - C.GLOBALS[x] is gt.
+#. If :math:`{\mathit{externaddr}}_0` is some :math:`\mathsf{mem}~{\mathit{memaddr}}`, then:
 
-Externidx_ok/table
-- the external index (TABLE x) is valid with the external type (TABLE tt) if:
-  - the table type C.TABLES[x] exists.
-  - C.TABLES[x] is tt.
+   a. Let :math:`(\mathsf{mem}~{\mathit{ma}})` be the destructuring of :math:`{\mathit{externaddr}}_0`.
 
-Externidx_ok/mem
-- the external index (MEM x) is valid with the external type (MEM mt) if:
-  - the memory type C.MEMS[x] exists.
-  - C.MEMS[x] is mt.
+   #. Return :math:`{\mathit{ma}}~{\mathrm{mems}}({{\mathit{externaddr}'}^\ast})`.
 
-Export_ok
-- the export (EXPORT name externidx) is valid with the external type xt if:
-  - the external index externidx is valid with xt.
+#. Let :math:`{\mathit{externaddr}}~{{\mathit{externaddr}'}^\ast}` be :math:`{{\mathit{externaddr}''}^\ast}`.
 
-Module_ok
-- the module (MODULE type* import* func* global* table* mem* elem* data* start? export*) is valid if:
-  - For all type in type*:
-    - the type type is valid with the function type ft'.
-  - ft'* is the concatenation of all such ft'.
-  - For all import in import*:
-    - Under the context { TYPES: ft'*; RETURN: ?() }, the import import is valid with the external type ixt.
-  - ixt* is the concatenation of all such ixt.
-  - For all global in global*:
-    - Under the context C', the global global is valid with the global type gt.
-  - gt* is the concatenation of all such gt.
-  - For all func in func*:
-    - the function func is valid with the function type ft.
-  - ft* is the concatenation of all such ft.
-  - For all table in table*:
-    - the table table is valid with the table type tt.
-  - tt* is the concatenation of all such tt.
-  - For all mem in mem*:
-    - the memory mem is valid with the memory type mt.
-  - mt* is the concatenation of all such mt.
-  - For all elem in elem*:
-    - the table segment elem is valid.
-  - For all data in data*:
-    - the memory segment data is valid.
-  - If start is defined, then:
-    - the start function start is valid.
-  - For all export in export*:
-    - the export export is valid with the external type xt.
-  - |tt*| is less than or equal to 1.
-  - |mt*| is less than or equal to 1.
-  - the context C' is { TYPES: ft'*; FUNCS: ift* :: ft*; GLOBALS: igt*; RETURN: ?() }.
-  - the function type sequence ift* is $funcsxt(ixt*).
-  - the global type sequence igt* is $globalsxt(ixt*).
-  - the table type sequence itt* is $tablesxt(ixt*).
-  - the memory type sequence imt* is $memsxt(ixt*).
+#. Return :math:`{\mathrm{mems}}({{\mathit{externaddr}'}^\ast})`.
 
-Step_read/load-num-* t ?() ao
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-3. Pop the value (I32.CONST i) from the stack.
-4. If (((i + ao.OFFSET) + ($size(t) / 8)) > |$mem(z, 0).BYTES|), then:
-  a. Trap.
-5. Let c be $bytes__1^-1(t, $mem(z, 0).BYTES[(i + ao.OFFSET) : ($size(t) / 8)]).
-6. Push the value (t.CONST c) to the stack.
 
-Step_read/load-pack-* Inn ?(n _ sx) ao
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-3. Pop the value (I32.CONST i) from the stack.
-4. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
-  a. Trap.
-5. Let c be $ibytes__1^-1(n, $mem(z, 0).BYTES[(i + ao.OFFSET) : (n / 8)]).
-6. Push the value (Inn.CONST $extend__(n, $size(Inn), sx, c)) to the stack.
+:math:`{\mathrm{allocfunc}}(s, {\mathit{moduleinst}}, {\mathit{func}})`
+.......................................................................
 
-Step/store-num-* t ?() ao
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type t is on the top of the stack.
-3. Pop the value (valtype_0.CONST c) from the stack.
-4. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-5. Pop the value (I32.CONST i) from the stack.
-6. If (((i + ao.OFFSET) + ($size(t) / 8)) > |$mem(z, 0).BYTES|), then:
-  a. Trap.
-7. Let b* be $bytes_(t, c).
-8. Perform $with_mem(z, 0, (i + ao.OFFSET), ($size(t) / 8), b*).
 
-Step/store-pack-* Inn ?(n) ao
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type Inn is on the top of the stack.
-3. Pop the value (valtype_0.CONST c) from the stack.
-4. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-5. Pop the value (I32.CONST i) from the stack.
-6. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
-  a. Trap.
-7. Let b* be $ibytes_(n, $wrap__($size(Inn), n, c)).
-8. Perform $with_mem(z, 0, (i + ao.OFFSET), (n / 8), b*).
+1. Let :math:`(\mathsf{func}~x~{{\mathit{local}}^\ast}~{\mathit{expr}})` be the destructuring of :math:`{\mathit{func}}`.
 
-Step_pure/unreachable
+#. Let :math:`{\mathit{fi}}` be the function instance :math:`\{ \mathsf{type}~{\mathit{moduleinst}}{.}\mathsf{types}{}[x],\;\allowbreak \mathsf{module}~{\mathit{moduleinst}},\;\allowbreak \mathsf{code}~{\mathit{func}} \}`.
+
+#. Let :math:`a` be the length of :math:`s{.}\mathsf{funcs}`.
+
+#. Append :math:`{\mathit{fi}}` to :math:`s{.}\mathsf{funcs}`.
+
+#. Return :math:`a`.
+
+
+:math:`{\mathrm{allocfuncs}}(s, {\mathit{moduleinst}}, {{\mathit{func}''}^\ast})`
+.................................................................................
+
+
+1. If :math:`{{\mathit{func}''}^\ast} = \epsilon`, then:
+
+   a. Return :math:`\epsilon`.
+
+#. Let :math:`{\mathit{func}}~{{\mathit{func}'}^\ast}` be :math:`{{\mathit{func}''}^\ast}`.
+
+#. Let :math:`{\mathit{fa}}` be :math:`{\mathrm{allocfunc}}(s, {\mathit{moduleinst}}, {\mathit{func}})`.
+
+#. Let :math:`{{\mathit{fa}'}^\ast}` be :math:`{\mathrm{allocfuncs}}(s, {\mathit{moduleinst}}, {{\mathit{func}'}^\ast})`.
+
+#. Return :math:`{\mathit{fa}}~{{\mathit{fa}'}^\ast}`.
+
+
+:math:`{\mathrm{allocglobal}}(s, {\mathit{globaltype}}, {\mathit{val}})`
+........................................................................
+
+
+1. Let :math:`{\mathit{gi}}` be the global instance :math:`\{ \mathsf{type}~{\mathit{globaltype}},\;\allowbreak \mathsf{value}~{\mathit{val}} \}`.
+
+#. Let :math:`a` be the length of :math:`s{.}\mathsf{globals}`.
+
+#. Append :math:`{\mathit{gi}}` to :math:`s{.}\mathsf{globals}`.
+
+#. Return :math:`a`.
+
+
+:math:`{\mathrm{allocglobals}}(s, {{\mathit{globaltype}''}^\ast}, {{\mathit{val}''}^\ast})`
+...........................................................................................
+
+
+1. If :math:`{{\mathit{globaltype}''}^\ast} = \epsilon`, then:
+
+   a. Assert: :math:`{{\mathit{val}''}^\ast} = \epsilon`.
+
+   #. Return :math:`\epsilon`.
+
+#. Else:
+
+   a. Let :math:`{\mathit{globaltype}}~{{\mathit{globaltype}'}^\ast}` be :math:`{{\mathit{globaltype}''}^\ast}`.
+
+   #. Assert: :math:`{|{{\mathit{val}''}^\ast}|} \geq 1`.
+
+   #. Let :math:`{\mathit{val}}~{{\mathit{val}'}^\ast}` be :math:`{{\mathit{val}''}^\ast}`.
+
+   #. Let :math:`{\mathit{ga}}` be :math:`{\mathrm{allocglobal}}(s, {\mathit{globaltype}}, {\mathit{val}})`.
+
+   #. Let :math:`{{\mathit{ga}'}^\ast}` be :math:`{\mathrm{allocglobals}}(s, {{\mathit{globaltype}'}^\ast}, {{\mathit{val}'}^\ast})`.
+
+   #. Return :math:`{\mathit{ga}}~{{\mathit{ga}'}^\ast}`.
+
+
+:math:`{\mathrm{alloctable}}(s, {}[ i .. {j^?} ])`
+..................................................
+
+
+1. Let :math:`{\mathit{ti}}` be the table instance :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{refs}~{\epsilon^{i}} \}`.
+
+#. Let :math:`a` be the length of :math:`s{.}\mathsf{tables}`.
+
+#. Append :math:`{\mathit{ti}}` to :math:`s{.}\mathsf{tables}`.
+
+#. Return :math:`a`.
+
+
+:math:`{\mathrm{alloctables}}(s, {{\mathit{tabletype}''}^\ast})`
+................................................................
+
+
+1. If :math:`{{\mathit{tabletype}''}^\ast} = \epsilon`, then:
+
+   a. Return :math:`\epsilon`.
+
+#. Let :math:`{\mathit{tabletype}}~{{\mathit{tabletype}'}^\ast}` be :math:`{{\mathit{tabletype}''}^\ast}`.
+
+#. Let :math:`{\mathit{ta}}` be :math:`{\mathrm{alloctable}}(s, {\mathit{tabletype}})`.
+
+#. Let :math:`{{\mathit{ta}'}^\ast}` be :math:`{\mathrm{alloctables}}(s, {{\mathit{tabletype}'}^\ast})`.
+
+#. Return :math:`{\mathit{ta}}~{{\mathit{ta}'}^\ast}`.
+
+
+:math:`{\mathrm{allocmem}}(s, {}[ i .. {j^?} ])`
+................................................
+
+
+1. Let :math:`{\mathit{mi}}` be the memory instance :math:`\{ \mathsf{type}~{}[ i .. {j^?} ],\;\allowbreak \mathsf{bytes}~{\mathtt{0x00}^{i \cdot 64 \, {\mathrm{Ki}}}} \}`.
+
+#. Let :math:`a` be the length of :math:`s{.}\mathsf{mems}`.
+
+#. Append :math:`{\mathit{mi}}` to :math:`s{.}\mathsf{mems}`.
+
+#. Return :math:`a`.
+
+
+:math:`{\mathrm{allocmems}}(s, {{\mathit{memtype}''}^\ast})`
+............................................................
+
+
+1. If :math:`{{\mathit{memtype}''}^\ast} = \epsilon`, then:
+
+   a. Return :math:`\epsilon`.
+
+#. Let :math:`{\mathit{memtype}}~{{\mathit{memtype}'}^\ast}` be :math:`{{\mathit{memtype}''}^\ast}`.
+
+#. Let :math:`{\mathit{ma}}` be :math:`{\mathrm{allocmem}}(s, {\mathit{memtype}})`.
+
+#. Let :math:`{{\mathit{ma}'}^\ast}` be :math:`{\mathrm{allocmems}}(s, {{\mathit{memtype}'}^\ast})`.
+
+#. Return :math:`{\mathit{ma}}~{{\mathit{ma}'}^\ast}`.
+
+
+:math:`{\mathrm{instexport}}({{\mathit{fa}}^\ast}, {{\mathit{ga}}^\ast}, {{\mathit{ta}}^\ast}, {{\mathit{ma}}^\ast}, \mathsf{export}~{\mathit{name}}~{\mathit{externidx}})`
+...........................................................................................................................................................................
+
+
+1. If :math:`{\mathit{externidx}}` is some :math:`\mathsf{func}~{\mathit{funcidx}}`, then:
+
+   a. Let :math:`(\mathsf{func}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
+
+   #. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{func}~{{\mathit{fa}}^\ast}{}[x]) \}`.
+
+#. If :math:`{\mathit{externidx}}` is some :math:`\mathsf{global}~{\mathit{globalidx}}`, then:
+
+   a. Let :math:`(\mathsf{global}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
+
+   #. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{global}~{{\mathit{ga}}^\ast}{}[x]) \}`.
+
+#. If :math:`{\mathit{externidx}}` is some :math:`\mathsf{table}~{\mathit{tableidx}}`, then:
+
+   a. Let :math:`(\mathsf{table}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
+
+   #. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{table}~{{\mathit{ta}}^\ast}{}[x]) \}`.
+
+#. Assert: :math:`{\mathit{externidx}}` is some :math:`\mathsf{mem}~{\mathit{memidx}}`.
+
+#. Let :math:`(\mathsf{mem}~x)` be the destructuring of :math:`{\mathit{externidx}}`.
+
+#. Return :math:`\{ \mathsf{name}~{\mathit{name}},\;\allowbreak \mathsf{addr}~(\mathsf{mem}~{{\mathit{ma}}^\ast}{}[x]) \}`.
+
+
+:math:`{\mathrm{allocmodule}}(s, {\mathit{module}}, {{\mathit{externaddr}}^\ast}, {{\mathit{val}}^\ast})`
+.........................................................................................................
+
+
+1. Let :math:`(\mathsf{module}~{{\mathit{type}}_0^\ast}~{{\mathit{import}}^\ast}~{{\mathit{func}}^{n_{\mathit{func}}}}~{{\mathit{global}}_1^\ast}~{{\mathit{table}}_2^\ast}~{{\mathit{mem}}_3^\ast}~{{\mathit{elem}}^\ast}~{{\mathit{data}}^\ast}~{{\mathit{start}}^?}~{{\mathit{export}}^\ast})` be the destructuring of :math:`{\mathit{module}}`.
+
+#. Let :math:`{(\mathsf{memory}~{\mathit{memtype}})^{n_{\mathit{mem}}}}` be :math:`{{\mathit{mem}}_3^\ast}`.
+
+#. Let :math:`{(\mathsf{table}~{\mathit{tabletype}})^{n_{\mathit{table}}}}` be :math:`{{\mathit{table}}_2^\ast}`.
+
+#. Let :math:`{(\mathsf{global}~{\mathit{globaltype}}~{\mathit{expr}}_1)^{n_{\mathit{global}}}}` be :math:`{{\mathit{global}}_1^\ast}`.
+
+#. Let :math:`{{\mathit{ft}}^\ast}` be the function type sequence :math:`\epsilon`.
+
+#. For each :math:`{\mathit{type}}_0` in :math:`{{\mathit{type}}_0^\ast}`, do:
+
+   a. Let :math:`(\mathsf{type}~{\mathit{ft}})` be the destructuring of :math:`{\mathit{type}}_0`.
+
+   #. Append :math:`{\mathit{ft}}` to :math:`{{\mathit{ft}}^\ast}`.
+
+#. Let :math:`{{\mathit{fa}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{funcs}}({{\mathit{externaddr}}^\ast})`.
+
+#. Let :math:`{{\mathit{ga}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{globals}}({{\mathit{externaddr}}^\ast})`.
+
+#. Let :math:`{{\mathit{ma}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{mems}}({{\mathit{externaddr}}^\ast})`.
+
+#. Let :math:`{{\mathit{ta}}_{\mathit{ex}}^\ast}` be :math:`{\mathrm{tables}}({{\mathit{externaddr}}^\ast})`.
+
+#. Let :math:`{{\mathit{fa}}^\ast}` be :math:`{|s{.}\mathsf{funcs}|} + i_{\mathit{func}}` for all :math:`i_{\mathit{func}}` from :math:`0` to :math:`n_{\mathit{func}} - 1`.
+
+#. Let :math:`{{\mathit{ga}}^\ast}` be :math:`{|s{.}\mathsf{globals}|} + i_{\mathit{global}}` for all :math:`i_{\mathit{global}}` from :math:`0` to :math:`n_{\mathit{global}} - 1`.
+
+#. Let :math:`{{\mathit{ta}}^\ast}` be :math:`{|s{.}\mathsf{tables}|} + i_{\mathit{table}}` for all :math:`i_{\mathit{table}}` from :math:`0` to :math:`n_{\mathit{table}} - 1`.
+
+#. Let :math:`{{\mathit{ma}}^\ast}` be :math:`{|s{.}\mathsf{mems}|} + i_{\mathit{mem}}` for all :math:`i_{\mathit{mem}}` from :math:`0` to :math:`n_{\mathit{mem}} - 1`.
+
+#. Let :math:`{{\mathit{xi}}^\ast}` be the export instance sequence :math:`\epsilon`.
+
+#. For each :math:`{\mathit{export}}` in :math:`{{\mathit{export}}^\ast}`, do:
+
+   a. Let :math:`{\mathit{xi}}` be the export instance :math:`{\mathrm{instexport}}({{\mathit{fa}}_{\mathit{ex}}^\ast}~{{\mathit{fa}}^\ast}, {{\mathit{ga}}_{\mathit{ex}}^\ast}~{{\mathit{ga}}^\ast}, {{\mathit{ta}}_{\mathit{ex}}^\ast}~{{\mathit{ta}}^\ast}, {{\mathit{ma}}_{\mathit{ex}}^\ast}~{{\mathit{ma}}^\ast}, {\mathit{export}})`.
+
+   #. Append :math:`{\mathit{xi}}` to :math:`{{\mathit{xi}}^\ast}`.
+
+#. Let :math:`{\mathit{moduleinst}}` be the module instance :math:`\{ \mathsf{types}~{{\mathit{ft}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{fa}}_{\mathit{ex}}^\ast}~{{\mathit{fa}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{ga}}_{\mathit{ex}}^\ast}~{{\mathit{ga}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{ta}}_{\mathit{ex}}^\ast}~{{\mathit{ta}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{ma}}_{\mathit{ex}}^\ast}~{{\mathit{ma}}^\ast},\;\allowbreak \mathsf{exports}~{{\mathit{xi}}^\ast} \}`.
+
+#. Let :math:`{{\mathit{funcaddr}}_0^\ast}` be :math:`{\mathrm{allocfuncs}}(s, {\mathit{moduleinst}}, {{\mathit{func}}^{n_{\mathit{func}}}})`.
+
+#. Assert: Due to validation, :math:`{{\mathit{funcaddr}}_0^\ast} = {{\mathit{fa}}^\ast}`.
+
+#. Let :math:`{{\mathit{globaladdr}}_0^\ast}` be :math:`{\mathrm{allocglobals}}(s, {{\mathit{globaltype}}^{n_{\mathit{global}}}}, {{\mathit{val}}^\ast})`.
+
+#. Assert: Due to validation, :math:`{{\mathit{globaladdr}}_0^\ast} = {{\mathit{ga}}^\ast}`.
+
+#. Let :math:`{{\mathit{tableaddr}}_0^\ast}` be :math:`{\mathrm{alloctables}}(s, {{\mathit{tabletype}}^{n_{\mathit{table}}}})`.
+
+#. Assert: Due to validation, :math:`{{\mathit{tableaddr}}_0^\ast} = {{\mathit{ta}}^\ast}`.
+
+#. Let :math:`{{\mathit{memaddr}}_0^\ast}` be :math:`{\mathrm{allocmems}}(s, {{\mathit{memtype}}^{n_{\mathit{mem}}}})`.
+
+#. Assert: Due to validation, :math:`{{\mathit{memaddr}}_0^\ast} = {{\mathit{ma}}^\ast}`.
+
+#. Return :math:`{\mathit{moduleinst}}`.
+
+
+:math:`{\mathrm{initelem}}(s, {\mathit{moduleinst}}, {{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}, {{\mathit{funcaddr}}^\ast})`
+..................................................................................................................................
+
+
+1. If :math:`{{\mathit{funcaddr}}^\ast} = \epsilon`, then:
+
+   a. Assert: :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast} = \epsilon`.
+
+   #. Return.
+
+#. Else:
+
+   a. Let :math:`{a^\ast}~{{{a'}^\ast}^\ast}` be :math:`{{\mathit{funcaddr}}^\ast}`.
+
+   #. Assert: :math:`{|{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}|} \geq 1`.
+
+   #. Let :math:`i~{{i'}^\ast}` be :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}`.
+
+   #. Replace :math:`s{.}\mathsf{tables}{}[{\mathit{moduleinst}}{.}\mathsf{tables}{}[0]]{.}\mathsf{refs}{}[i : {|{a^\ast}|}]` with :math:`{a^\ast}`.
+
+   #. Perform :math:`{\mathrm{initelem}}(s, {\mathit{moduleinst}}, {{i'}^\ast}, {{{a'}^\ast}^\ast})`.
+
+   #. Return.
+
+
+:math:`{\mathrm{initdata}}(s, {\mathit{moduleinst}}, {{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}, {{\mathit{byte}}^\ast})`
+..............................................................................................................................
+
+
+1. If :math:`{{\mathit{byte}}^\ast} = \epsilon`, then:
+
+   a. Assert: :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast} = \epsilon`.
+
+   #. Return.
+
+#. Else:
+
+   a. Let :math:`{b^\ast}~{{{b'}^\ast}^\ast}` be :math:`{{\mathit{byte}}^\ast}`.
+
+   #. Assert: :math:`{|{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}|} \geq 1`.
+
+   #. Let :math:`i~{{i'}^\ast}` be :math:`{{\mathit{u{\kern-0.1em\scriptstyle 32}}}^\ast}`.
+
+   #. Replace :math:`s{.}\mathsf{mems}{}[{\mathit{moduleinst}}{.}\mathsf{mems}{}[0]]{.}\mathsf{bytes}{}[i : {|{b^\ast}|}]` with :math:`{b^\ast}`.
+
+   #. Perform :math:`{\mathrm{initdata}}(s, {\mathit{moduleinst}}, {{i'}^\ast}, {{{b'}^\ast}^\ast})`.
+
+   #. Return.
+
+
+:math:`{\mathrm{instantiate}}(s, {\mathit{module}}, {{\mathit{externaddr}}^\ast})`
+..................................................................................
+
+
+1. Let :math:`(\mathsf{module}~{{\mathit{type}}^\ast}~{{\mathit{import}}^\ast}~{{\mathit{func}}^\ast}~{{\mathit{global}}^\ast}~{{\mathit{table}}^\ast}~{{\mathit{mem}}^\ast}~{{\mathit{elem}}^\ast}~{{\mathit{data}}^\ast}~{{\mathit{start}}^?}~{{\mathit{export}}^\ast})` be the destructuring of :math:`{\mathit{module}}`.
+
+#. Let :math:`{{\mathit{functype}}^\ast}` be the function type sequence :math:`\epsilon`.
+
+#. For each :math:`{\mathit{type}}` in :math:`{{\mathit{type}}^\ast}`, do:
+
+   a. Let :math:`(\mathsf{type}~{\mathit{functype}})` be the destructuring of :math:`{\mathit{type}}`.
+
+   #. Append :math:`{\mathit{functype}}` to :math:`{{\mathit{functype}}^\ast}`.
+
+#. Let :math:`n_{\mathsf{f}}` be the length of :math:`{{\mathit{func}}^\ast}`.
+
+#. Let :math:`{{b^\ast}^\ast}` be the byte sequence sequence :math:`\epsilon`.
+
+#. Let :math:`{{\mathit{expr}}_{\mathsf{d}}^\ast}` be the expression sequence :math:`\epsilon`.
+
+#. For each :math:`{\mathit{data}}` in :math:`{{\mathit{data}}^\ast}`, do:
+
+   a. Let :math:`(\mathsf{data}~{\mathit{expr}}_{\mathsf{d}}~{b^\ast})` be the destructuring of :math:`{\mathit{data}}`.
+
+   #. Append :math:`{b^\ast}` to :math:`{{b^\ast}^\ast}`.
+
+   #. Append :math:`{\mathit{expr}}_{\mathsf{d}}` to :math:`{{\mathit{expr}}_{\mathsf{d}}^\ast}`.
+
+#. Let :math:`{{\mathit{expr}}_{\mathsf{e}}^\ast}` be the expression sequence :math:`\epsilon`.
+
+#. Let :math:`{{x^\ast}^\ast}` be the function index sequence sequence :math:`\epsilon`.
+
+#. For each :math:`{\mathit{elem}}` in :math:`{{\mathit{elem}}^\ast}`, do:
+
+   a. Let :math:`(\mathsf{elem}~{\mathit{expr}}_{\mathsf{e}}~{x^\ast})` be the destructuring of :math:`{\mathit{elem}}`.
+
+   #. Append :math:`{\mathit{expr}}_{\mathsf{e}}` to :math:`{{\mathit{expr}}_{\mathsf{e}}^\ast}`.
+
+   #. Append :math:`{x^\ast}` to :math:`{{x^\ast}^\ast}`.
+
+#. Let :math:`{{\mathit{expr}}_{\mathsf{g}}^\ast}` be the expression sequence :math:`\epsilon`.
+
+#. For each :math:`{\mathit{global}}` in :math:`{{\mathit{global}}^\ast}`, do:
+
+   a. Let :math:`(\mathsf{global}~{\mathit{globaltype}}~{\mathit{expr}}_{\mathsf{g}})` be the destructuring of :math:`{\mathit{global}}`.
+
+   #. Append :math:`{\mathit{expr}}_{\mathsf{g}}` to :math:`{{\mathit{expr}}_{\mathsf{g}}^\ast}`.
+
+#. Let :math:`{\mathit{moduleinst}}_{\mathit{init}}` be the module instance :math:`\{ \mathsf{types}~{{\mathit{functype}}^\ast},\;\allowbreak \mathsf{funcs}~{\mathrm{funcs}}({{\mathit{externaddr}}^\ast})~{({|s{.}\mathsf{funcs}|} + i_{\mathsf{f}})^{i_{\mathsf{f}}<n_{\mathsf{f}}}},\;\allowbreak \mathsf{globals}~{\mathrm{globals}}({{\mathit{externaddr}}^\ast}) \}`.
+
+#. Let :math:`f_{\mathit{init}}` be the frame :math:`\{ \mathsf{module}~{\mathit{moduleinst}}_{\mathit{init}} \}`.
+
+#. Let :math:`z` be the state :math:`(s, f_{\mathit{init}})`.
+
+#. Let :math:`F` be the :math:`\mathsf{frame}` :math:`z{.}\mathsf{frame}`.
+
+#. Push the :math:`\mathsf{frame}` :math:`F`.
+
+#. Let :math:`{i_{\mathsf{d}}^\ast}` be :math:`\epsilon`.
+
+#. For each :math:`{\mathit{expr}}_{\mathsf{d}}` in :math:`{{\mathit{expr}}_{\mathsf{d}}^\ast}`, do:
+
+   a. Let :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i_{\mathsf{d}})` be the result of :ref:`evaluating <exec-expr>` :math:`{\mathit{expr}}_{\mathsf{d}}` with state :math:`z`.
+
+   #. Append :math:`i_{\mathsf{d}}` to :math:`{i_{\mathsf{d}}^\ast}`.
+
+#. Let :math:`{i_{\mathsf{e}}^\ast}` be :math:`\epsilon`.
+
+#. For each :math:`{\mathit{expr}}_{\mathsf{e}}` in :math:`{{\mathit{expr}}_{\mathsf{e}}^\ast}`, do:
+
+   a. Let :math:`(\mathsf{i{\scriptstyle 32}}{.}\mathsf{const}~i_{\mathsf{e}})` be the result of :ref:`evaluating <exec-expr>` :math:`{\mathit{expr}}_{\mathsf{e}}` with state :math:`z`.
+
+   #. Append :math:`i_{\mathsf{e}}` to :math:`{i_{\mathsf{e}}^\ast}`.
+
+#. Let :math:`{{\mathit{val}}^\ast}` be the value sequence :math:`\epsilon`.
+
+#. For each :math:`{\mathit{expr}}_{\mathsf{g}}` in :math:`{{\mathit{expr}}_{\mathsf{g}}^\ast}`, do:
+
+   a. Let :math:`{\mathit{val}}` be the result of :ref:`evaluating <exec-expr>` :math:`{\mathit{expr}}_{\mathsf{g}}` with state :math:`z`.
+
+   #. Append :math:`{\mathit{val}}` to :math:`{{\mathit{val}}^\ast}`.
+
+#. Pop the :math:`\mathsf{frame}` from the stack.
+
+#. Let :math:`{\mathit{moduleinst}}` be :math:`{\mathrm{allocmodule}}(s, {\mathit{module}}, {{\mathit{externaddr}}^\ast}, {{\mathit{val}}^\ast})`.
+
+#. Let :math:`f` be the frame :math:`\{ \mathsf{module}~{\mathit{moduleinst}} \}`.
+
+#. Perform :math:`{\mathrm{initelem}}(s, {\mathit{moduleinst}}, {i_{\mathsf{e}}^\ast}, {{{\mathit{moduleinst}}{.}\mathsf{funcs}{}[x]^\ast}^\ast})`.
+
+#. Perform :math:`{\mathrm{initdata}}(s, {\mathit{moduleinst}}, {i_{\mathsf{d}}^\ast}, {{b^\ast}^\ast})`.
+
+#. Let :math:`{f'}` be the :math:`\mathsf{frame}` :math:`f`.
+
+#. Push the :math:`\mathsf{frame}` :math:`{f'}`.
+
+#. If :math:`{{\mathit{start}}^?}` is defined, then:
+
+   a. Let :math:`(\mathsf{start}~{x'})` be :math:`{{\mathit{start}}^?}`.
+
+   #. Let :math:`{\mathit{instr}}_0` be the administrative instruction :math:`(\mathsf{call}~{x'})`.
+
+   #. Execute the instruction :math:`{\mathit{instr}}_0`.
+
+#. Pop the :math:`\mathsf{frame}` from the stack.
+
+#. Return :math:`f{.}\mathsf{module}`.
+
+
+:math:`{\mathrm{invoke}}(s, {\mathit{fa}}, {{\mathit{val}}^{n}})`
+.................................................................
+
+
+1. Let :math:`f` be the frame :math:`\{ \mathsf{module}~\{  \} \}`.
+
+#. Let :math:`F` be the :math:`\mathsf{frame}` :math:`(s, f)`.
+
+#. Push the :math:`\mathsf{frame}` :math:`F`.
+
+#. Let :math:`{t_1^{n}}~\rightarrow~{t_2^\ast}` be the destructuring of :math:`(s, f){.}\mathsf{funcs}{}[{\mathit{fa}}]{.}\mathsf{type}`.
+
+#. Pop the :math:`\mathsf{frame}` from the stack.
+
+#. Let :math:`k` be the length of :math:`{t_2^\ast}`.
+
+#. Let :math:`{f'}` be the :math:`\mathsf{frame}` :math:`f` whose arity is :math:`k`.
+
+#. Push the :math:`\mathsf{frame}` :math:`{f'}`.
+
+#. Push the values :math:`{{\mathit{val}}^{n}}` to the stack.
+
+#. Execute the instruction :math:`(\mathsf{call}~{\mathit{fa}})`.
+
+#. Pop the values :math:`{{\mathit{val}'}^{k}}` from the stack.
+
+#. Pop the :math:`\mathsf{frame}` from the stack.
+
+#. Return :math:`{{\mathit{val}'}^{k}}`.
+
+
+:math:`\mathsf{eval\_expr}~{{\mathit{instr}}^\ast}`
+...................................................
+
+
+1. Execute the sequence :math:`{{\mathit{instr}}^\ast}`.
+
+#. Pop the value :math:`{\mathit{val}}` from the stack.
+
+#. Return :math:`{\mathit{val}}`.
+
+
+== Complete.
+spectec 0.5 generator
+== Parsing...
+== Elaboration...
+== IL Validation...
+== Running pass sideconditions...
+== IL Validation after pass sideconditions...
+== Translating to AL...
+== Prose Generation...
+../../../../specification/wasm-1.0/B-soundness.spectec:139.8-139.45: prem_to_instrs: Yet `Externaddr_ok: `%|-%:%`(s, FUNC_externaddr(fa), FUNC_externtype(ft))`
+Limits_ok
+- the limits ([ n .. m? ]) is valid with k if:
+  - n is less than or equal to k.
+  - If m is defined, then:
+    - n is less than or equal to m.
+    - m is less than or equal to k.
+
+Functype_ok
+- the function type t_1* -> t_2? is always valid.
+
+Globaltype_ok
+- the global type (MUT? t) is always valid.
+
+Tabletype_ok
+- the table type limits is valid if:
+  - limits is valid with ((2 ^ 32) - 1).
+
+Memtype_ok
+- the memory type limits is valid if:
+  - limits is valid with (2 ^ 16).
+
+Externtype_ok
+- the external type externtype is valid if:
+  - Either:
+    - externtype is (FUNC functype).
+    - the function type functype is valid.
+  - Or:
+    - externtype is (GLOBAL globaltype).
+    - the global type globaltype is valid.
+  - Or:
+    - externtype is (TABLE tabletype).
+    - the table type tabletype is valid.
+  - Or:
+    - externtype is (MEM memtype).
+    - the memory type memtype is valid.
+
+Externtype_ok/func
+- the external type (FUNC functype) is valid if:
+  - the function type functype is valid.
+
+Externtype_ok/global
+- the external type (GLOBAL globaltype) is valid if:
+  - the global type globaltype is valid.
+
+Externtype_ok/table
+- the external type (TABLE tabletype) is valid if:
+  - the table type tabletype is valid.
+
+Externtype_ok/mem
+- the external type (MEM memtype) is valid if:
+  - the memory type memtype is valid.
+
+Limits_sub
+- the limits ([ n_11 .. ?(n_12) ]) matches the limits ([ n_21 .. ?(n_22) ]) if:
+  - n_11 is greater than or equal to n_21.
+  - n_12 is less than or equal to n_22.
+
+Functype_sub
+- the function type ft matches only itself.
+
+Globaltype_sub
+- the global type gt matches only itself.
+
+Tabletype_sub
+- the table type lim_1 matches the table type lim_2 if:
+  - lim_1 matches lim_2.
+
+Memtype_sub
+- the memory type lim_1 matches the memory type lim_2 if:
+  - lim_1 matches lim_2.
+
+Externtype_sub
+- the external type externtype_1 matches the external type externtype_2 if:
+  - Either:
+    - externtype_1 is (FUNC ft_1).
+    - externtype_2 is (FUNC ft_2).
+    - the function type ft_1 matches the function type ft_2.
+  - Or:
+    - externtype_1 is (GLOBAL gt_1).
+    - externtype_2 is (GLOBAL gt_2).
+    - the global type gt_1 matches the global type gt_2.
+  - Or:
+    - externtype_1 is (TABLE tt_1).
+    - externtype_2 is (TABLE tt_2).
+    - the table type tt_1 matches the table type tt_2.
+  - Or:
+    - externtype_1 is (MEM mt_1).
+    - externtype_2 is (MEM mt_2).
+    - the memory type mt_1 matches the memory type mt_2.
+
+Externtype_sub/func
+- the external type (FUNC ft_1) matches the external type (FUNC ft_2) if:
+  - the function type ft_1 matches the function type ft_2.
+
+Externtype_sub/global
+- the external type (GLOBAL gt_1) matches the external type (GLOBAL gt_2) if:
+  - the global type gt_1 matches the global type gt_2.
+
+Externtype_sub/table
+- the external type (TABLE tt_1) matches the external type (TABLE tt_2) if:
+  - the table type tt_1 matches the table type tt_2.
+
+Externtype_sub/mem
+- the external type (MEM mt_1) matches the external type (MEM mt_2) if:
+  - the memory type mt_1 matches the memory type mt_2.
+
+Instr_ok/nop
+- the instruction NOP is valid with the function type [] -> [].
+
+Instr_ok/unreachable
+- the instruction UNREACHABLE is valid with the function type t_1* -> t_2*.
+
+Instr_ok/drop
+- the instruction DROP is valid with the function type [t] -> [].
+
+Instr_ok/select
+- the instruction SELECT is valid with the function type [t, t, I32] -> [t].
+
+Instr_ok/block
+- the instruction (BLOCK t? instr*) is valid with the function type [] -> t? if:
+  - the context C' is the context C with .LABELS prepended by [t?].
+  - Under the context C', the instruction sequence instr* is valid with [] -> t?.
+
+Instr_ok/loop
+- the instruction (LOOP t? instr*) is valid with the function type [] -> t? if:
+  - the context C' is the context C with .LABELS prepended by [?()].
+  - Under the context C', the instruction sequence instr* is valid with the function type [] -> [].
+
+Instr_ok/if
+- the instruction (IF t? instr_1* ELSE instr_2*) is valid with the function type [I32] -> t? if:
+  - the context C' is the context C with .LABELS prepended by [t?].
+  - Under the context C', the instruction sequence instr_1* is valid with the function type [] -> t?.
+  - Under the context C', the instruction sequence instr_2* is valid with [] -> t?.
+
+Instr_ok/br
+- the instruction (BR l) is valid with the function type t_1* :: t? -> t_2* if:
+  - the result type C.LABELS[l] exists.
+  - C.LABELS[l] is t?.
+
+Instr_ok/br_if
+- the instruction (BR_IF l) is valid with the function type t? :: [I32] -> t? if:
+  - the result type C.LABELS[l] exists.
+  - C.LABELS[l] is t?.
+
+Instr_ok/br_table
+- the instruction (BR_TABLE l* l') is valid with the function type t_1* :: t? :: [I32] -> t_2* if:
+  - the result type C.LABELS[l'] exists.
+  - the result type t? is C.LABELS[l'].
+  - For all l in l*:
+    - the result type C.LABELS[l] exists.
+    - t? is C.LABELS[l].
+
+Instr_ok/call
+- the instruction (CALL x) is valid with the function type t_1* -> t_2? if:
+  - the function type C.FUNCS[x] exists.
+  - C.FUNCS[x] is t_1* -> t_2?.
+
+Instr_ok/call_indirect
+- the instruction (CALL_INDIRECT x) is valid with the function type t_1* :: [I32] -> t_2? if:
+  - the function type C.TYPES[x] exists.
+  - C.TYPES[x] is t_1* -> t_2?.
+
+Instr_ok/return
+- the instruction RETURN is valid with the function type t_1* :: t? -> t_2* if:
+  - the result type C.RETURN is ?(t?).
+
+Instr_ok/const
+- the instruction (t.CONST c_t) is valid with the function type [] -> [t].
+
+Instr_ok/unop
+- the instruction (UNOP t unop_t) is valid with the function type [t] -> [t].
+
+Instr_ok/binop
+- the instruction (BINOP t binop_t) is valid with the function type [t, t] -> [t].
+
+Instr_ok/testop
+- the instruction (TESTOP t testop_t) is valid with the function type [t] -> [I32].
+
+Instr_ok/relop
+- the instruction (RELOP t relop_t) is valid with the function type [t, t] -> [I32].
+
+Instr_ok/cvtop
+- the instruction (CVTOP nt_1 nt_2 cvtop) is valid with the function type [nt_2] -> [nt_1] if:
+  - Either:
+    - cvtop is REINTERPRET.
+    - $size(nt_1) is $size(nt_2).
+  - Or:
+
+
+Instr_ok/local.get
+- the instruction (LOCAL.GET x) is valid with the function type [] -> [t] if:
+  - the number type C.LOCALS[x] exists.
+  - C.LOCALS[x] is t.
+
+Instr_ok/local.set
+- the instruction (LOCAL.SET x) is valid with the function type [t] -> [] if:
+  - the number type C.LOCALS[x] exists.
+  - C.LOCALS[x] is t.
+
+Instr_ok/local.tee
+- the instruction (LOCAL.TEE x) is valid with the function type [t] -> [t] if:
+  - the number type C.LOCALS[x] exists.
+  - C.LOCALS[x] is t.
+
+Instr_ok/global.get
+- the instruction (GLOBAL.GET x) is valid with the function type [] -> [t] if:
+  - the global type C.GLOBALS[x] exists.
+  - C.GLOBALS[x] is (mut t).
+
+Instr_ok/global.set
+- the instruction (GLOBAL.SET x) is valid with the function type [t] -> [] if:
+  - the global type C.GLOBALS[x] exists.
+  - C.GLOBALS[x] is (?(MUT) t).
+
+Instr_ok/memory.size
+- the instruction MEMORY.SIZE is valid with the function type [] -> [I32].
+
+Instr_ok/memory.grow
+- the instruction MEMORY.GROW is valid with the function type [I32] -> [I32].
+
+Instr_ok/load
+- the instruction (LOAD t loadop_? memarg) is valid with the function type [I32] -> [t'] if:
+  - Either:
+    - loadop_? is ?().
+    - the number type t' is t.
+    - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
+  - Or:
+    - the number type t is Inn.
+    - loadop_? is ?(M _ sx).
+    - t' is Inn.
+    - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
+
+Instr_ok/store
+- the instruction (STORE t sz? memarg) is valid with the function type [I32, t'] -> [] if:
+  - Either:
+    - the pack size sz? is ?().
+    - the number type t' is t.
+    - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
+  - Or:
+    - the number type t is Inn.
+    - sz? is ?(M).
+    - t' is Inn.
+    - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
+
+Instr_ok/cvtop-reinterpret
+- the instruction (CVTOP nt_1 nt_2 REINTERPRET) is valid with the function type [nt_2] -> [nt_1] if:
+  - $size(nt_1) is $size(nt_2).
+
+Instr_ok/cvtop-convert
+- the instruction (CVTOP nt_1 nt_2 cvtop) is valid with [nt_2] -> [nt_1].
+
+Instr_ok/load-val
+- the instruction (LOAD t ?() memarg) is valid with the function type [I32] -> [t] if:
+  - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
+
+Instr_ok/load-pack
+- the instruction (LOAD Inn ?(M _ sx) memarg) is valid with the function type [I32] -> [Inn] if:
+  - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
+
+Instr_ok/store-val
+- the instruction (STORE t ?() memarg) is valid with the function type [I32, t] -> [] if:
+  - (2 ^ memarg.ALIGN) is less than or equal to ($size(t) / 8).
+
+Instr_ok/store-pack
+- the instruction (STORE Inn ?(M) memarg) is valid with the function type [I32, Inn] -> [] if:
+  - (2 ^ memarg.ALIGN) is less than or equal to (M / 8).
+
+Instrs_ok
+- the instruction sequence instr* is valid with the function type valtype* -> valtype'* if:
+  - Either:
+    - instr* is [].
+    - the number type sequence valtype* is [].
+    - the number type sequence valtype'* is [].
+  - Or:
+    - instr* is [instr_1] :: instr_2*.
+    - the instruction instr_1 is valid with the function type valtype* -> t_2*.
+    - the instruction sequence instr_2* is valid with the function type t_2* -> valtype'*.
+  - Or:
+    - valtype* is t* :: t_1*.
+    - valtype'* is t* :: t_2*.
+    - instr* is valid with the function type t_1* -> t_2*.
+
+Instrs_ok/empty
+- the instruction sequence [] is valid with the function type [] -> [].
+
+Instrs_ok/seq
+- the instruction sequence [instr_1] :: instr_2* is valid with the function type t_1* -> t_3* if:
+  - the instruction instr_1 is valid with the function type t_1* -> t_2*.
+  - the instruction sequence instr_2* is valid with the function type t_2* -> t_3*.
+
+Instrs_ok/frame
+- the instruction sequence instr* is valid with the function type t* :: t_1* -> t* :: t_2* if:
+  - instr* is valid with the function type t_1* -> t_2*.
+
+Expr_ok
+- the expression instr* is valid with the result type t? if:
+  - instr* is valid with the function type [] -> t?.
+
+Instr_const
+- the instruction instr is constant if:
+  - Either:
+    - instr is (t.CONST c).
+  - Or:
+    - instr is (GLOBAL.GET x).
+    - the global type C.GLOBALS[x] exists.
+    - C.GLOBALS[x] is (?() t).
+
+Instr_const/const
+- the instruction (t.CONST c) is constant.
+
+Instr_const/global.get
+- the instruction (GLOBAL.GET x) is constant if:
+  - the global type C.GLOBALS[x] exists.
+  - C.GLOBALS[x] is (?() t).
+
+Expr_const
+- the expression instr* is constant if:
+  - For all instr in instr*:
+    - the instruction instr is constant.
+
+Type_ok
+- the type (TYPE ft) is valid with the function type ft if:
+  - ft is valid.
+
+Func_ok
+- the function (FUNC x (LOCAL t)* expr) is valid with the function type t_1* -> t_2? if:
+  - the function type C.TYPES[x] exists.
+  - C.TYPES[x] is t_1* -> t_2?.
+  - Under the context C with .LOCALS appended by t_1* :: t* and .LABELS appended by [t_2?] and .RETURN appended by ?(t_2?), the expression expr is valid with the result type t_2?.
+
+Global_ok
+- the global (GLOBAL gt expr) is valid with the global type gt if:
+  - gt is valid.
+  - gt is (mut t).
+  - the expression expr is valid with the number type ?(t).
+  - expr is constant.
+
+Table_ok
+- the table (TABLE tt) is valid with the table type tt if:
+  - tt is valid.
+
+Mem_ok
+- the memory (MEMORY mt) is valid with the memory type mt if:
+  - mt is valid.
+
+Elem_ok
+- the table segment (ELEM expr x*) is valid if:
+  - the expression expr is valid with the number type ?(I32).
+  - expr is constant.
+  - For all x in x*:
+    - the function type C.FUNCS[x] exists.
+
+Data_ok
+- the memory segment (DATA expr b*) is valid if:
+  - the expression expr is valid with the number type ?(I32).
+  - expr is constant.
+
+Start_ok
+- the start function (START x) is valid if:
+  - the function type C.FUNCS[x] exists.
+  - C.FUNCS[x] is [] -> [].
+
+Import_ok
+- the import (IMPORT name_1 name_2 xt) is valid with the external type xt if:
+  - xt is valid.
+
+Externidx_ok
+- the external index externidx is valid with the external type externtype if:
+  - Either:
+    - externidx is (FUNC x).
+    - externtype is (FUNC ft).
+    - the function type C.FUNCS[x] exists.
+    - C.FUNCS[x] is ft.
+  - Or:
+    - externidx is (GLOBAL x).
+    - externtype is (GLOBAL gt).
+    - the global type C.GLOBALS[x] exists.
+    - C.GLOBALS[x] is gt.
+  - Or:
+    - externidx is (TABLE x).
+    - externtype is (TABLE tt).
+    - the table type C.TABLES[x] exists.
+    - C.TABLES[x] is tt.
+  - Or:
+    - externidx is (MEM x).
+    - externtype is (MEM mt).
+    - the memory type C.MEMS[x] exists.
+    - C.MEMS[x] is mt.
+
+Externidx_ok/func
+- the external index (FUNC x) is valid with the external type (FUNC ft) if:
+  - the function type C.FUNCS[x] exists.
+  - C.FUNCS[x] is ft.
+
+Externidx_ok/global
+- the external index (GLOBAL x) is valid with the external type (GLOBAL gt) if:
+  - the global type C.GLOBALS[x] exists.
+  - C.GLOBALS[x] is gt.
+
+Externidx_ok/table
+- the external index (TABLE x) is valid with the external type (TABLE tt) if:
+  - the table type C.TABLES[x] exists.
+  - C.TABLES[x] is tt.
+
+Externidx_ok/mem
+- the external index (MEM x) is valid with the external type (MEM mt) if:
+  - the memory type C.MEMS[x] exists.
+  - C.MEMS[x] is mt.
+
+Export_ok
+- the export (EXPORT name externidx) is valid with the external type xt if:
+  - the external index externidx is valid with xt.
+
+Module_ok
+- the module (MODULE type* import* func* global* table* mem* elem* data* start? export*) is valid if:
+  - For all type in type*:
+    - the type type is valid with the function type ft'.
+  - ft'* is the concatenation of all such ft'.
+  - For all import in import*:
+    - Under the context { TYPES: ft'*; RETURN: ?() }, the import import is valid with the external type ixt.
+  - ixt* is the concatenation of all such ixt.
+  - For all global in global*:
+    - Under the context C', the global global is valid with the global type gt.
+  - gt* is the concatenation of all such gt.
+  - For all func in func*:
+    - the function func is valid with the function type ft.
+  - ft* is the concatenation of all such ft.
+  - For all table in table*:
+    - the table table is valid with the table type tt.
+  - tt* is the concatenation of all such tt.
+  - For all mem in mem*:
+    - the memory mem is valid with the memory type mt.
+  - mt* is the concatenation of all such mt.
+  - For all elem in elem*:
+    - the table segment elem is valid.
+  - For all data in data*:
+    - the memory segment data is valid.
+  - If start is defined, then:
+    - the start function start is valid.
+  - For all export in export*:
+    - the export export is valid with the external type xt.
+  - |tt*| is less than or equal to 1.
+  - |mt*| is less than or equal to 1.
+  - the context C' is { TYPES: ft'*; FUNCS: ift* :: ft*; GLOBALS: igt*; RETURN: ?() }.
+  - the function type sequence ift* is $funcsxt(ixt*).
+  - the global type sequence igt* is $globalsxt(ixt*).
+  - the table type sequence itt* is $tablesxt(ixt*).
+  - the memory type sequence imt* is $memsxt(ixt*).
+
+Context_ok
+- the context C is valid if:
+  - C is { TYPES: ft*; FUNCS: ft_2*; GLOBALS: gt*; TABLES: tt*; MEMS: mt*; LOCALS: lct*; LABELS: ?(rt)*; RETURN: ?(rt'?) }.
+  - For all ft in ft*:
+    - the function type ft is valid.
+  - For all gt in gt*:
+    - the global type gt is valid.
+  - For all mt in mt*:
+    - the memory type mt is valid.
+  - For all tt in tt*:
+    - the table type tt is valid.
+  - For all ft_2 in ft_2*:
+    - the function type ft_2 is valid.
+
+Val_ok
+- the value (t.CONST c_t) is valid with the number type t.
+
+Result_ok
+- the result result is valid with the number type sequence t* if:
+  - Either:
+    - result is (_VALS v*).
+    - For all t in t*, and corresponding v in v*:
+      - the value v is valid with the number type t.
+  - Or:
+    - result is TRAP.
+
+Result_ok/result
+- the result (_VALS v*) is valid with the number type sequence t* if:
+  - For all t in t*, and corresponding v in v*:
+    - the value v is valid with the number type t.
+
+Result_ok/trap
+- the result TRAP is valid with t*.
+
+Externaddr_ok
+- the external value externaddr is valid with the external type externtype if:
+  - Either:
+    - externaddr is (GLOBAL a).
+    - externtype is (GLOBAL globalinst.TYPE).
+    - the global instance s.GLOBALS[a] exists.
+    - s.GLOBALS[a] is globalinst.
+  - Or:
+    - externaddr is (MEM a).
+    - externtype is (MEM meminst.TYPE).
+    - the memory instance s.MEMS[a] exists.
+    - s.MEMS[a] is meminst.
+  - Or:
+    - externaddr is (TABLE a).
+    - externtype is (TABLE tableinst.TYPE).
+    - the table instance s.TABLES[a] exists.
+    - s.TABLES[a] is tableinst.
+  - Or:
+    - externaddr is (FUNC a).
+    - externtype is (FUNC funcinst.TYPE).
+    - the function instance s.FUNCS[a] exists.
+    - s.FUNCS[a] is funcinst.
+  - Or:
+    - externaddr is valid with the external type xt'.
+    - xt' matches externtype.
+
+Externaddr_ok/global
+- the external value (GLOBAL a) is valid with the external type (GLOBAL globalinst.TYPE) if:
+  - the global instance s.GLOBALS[a] exists.
+  - s.GLOBALS[a] is globalinst.
+
+Externaddr_ok/mem
+- the external value (MEM a) is valid with the external type (MEM meminst.TYPE) if:
+  - the memory instance s.MEMS[a] exists.
+  - s.MEMS[a] is meminst.
+
+Externaddr_ok/table
+- the external value (TABLE a) is valid with the external type (TABLE tableinst.TYPE) if:
+  - the table instance s.TABLES[a] exists.
+  - s.TABLES[a] is tableinst.
+
+Externaddr_ok/func
+- the external value (FUNC a) is valid with the external type (FUNC funcinst.TYPE) if:
+  - the function instance s.FUNCS[a] exists.
+  - s.FUNCS[a] is funcinst.
+
+Externaddr_ok/sub
+- the external value externaddr is valid with the external type xt if:
+  - externaddr is valid with the external type xt'.
+  - xt' matches xt.
+
+Exportinst_ok
+- the export instance { NAME: nm; ADDR: xa } is valid if:
+  - the external value xa is valid with the external type xt.
+
+Moduleinst_ok
+- the module instance { TYPES: functype*; FUNCS: funcaddr*; GLOBALS: globaladdr*; TABLES: tableaddr*; MEMS: memaddr*; EXPORTS: exportinst* } is valid with the context { TYPES: functype*; FUNCS: functype_F*; GLOBALS: globaltype*; TABLES: tabletype*; MEMS: memtype*; RETURN: ?() } if:
+  - For all functype in functype*:
+    - the function type functype is valid.
+  - For all globaladdr in globaladdr*, and corresponding globaltype in globaltype*:
+    - the external value (GLOBAL globaladdr) is valid with the external type (GLOBAL globaltype).
+  - For all funcaddr in funcaddr*, and corresponding functype_F in functype_F*:
+    - the external value (FUNC funcaddr) is valid with the external type (FUNC functype_F).
+  - For all memaddr in memaddr*, and corresponding memtype in memtype*:
+    - the external value (MEM memaddr) is valid with the external type (MEM memtype).
+  - For all tableaddr in tableaddr*, and corresponding tabletype in tabletype*:
+    - the external value (TABLE tableaddr) is valid with the external type (TABLE tabletype).
+  - For all exportinst in exportinst*:
+    - the export instance exportinst is valid.
+  - $disjoint_(`name, exportinst.NAME*) is true.
+  - |(GLOBAL globaladdr)* :: (MEM memaddr)* :: (TABLE tableaddr)* :: (FUNC funcaddr)*| is greater than 0.
+  - For all exportinst in exportinst*:
+    - exportinst.ADDR is contained in (GLOBAL globaladdr)* :: (MEM memaddr)* :: (TABLE tableaddr)* :: (FUNC funcaddr)*.
+
+Frame_ok
+- the frame { LOCALS: val*; MODULE: moduleinst } is valid with the context C with .LOCALS appended by t* if:
+  - the module instance moduleinst is valid with the context C.
+  - For all t in t*, and corresponding val in val*:
+    - the value val is valid with the number type t.
+
+Instr_ok2
+- admininstr is valid with valtype* -> valtype'* if:
+  - Either:
+    - the administrative instruction admininstr is instr.
+    - the instruction instr is valid with the function type valtype* -> valtype'*.
+  - Or:
+    - admininstr is (LABEL_ n { instr'* } admininstr'*).
+    - the number type sequence valtype* is [].
+    - the number type sequence valtype'* is t?.
+    - |t'?| is n.
+    - instr'* is valid with t'? -> t?.
+    - admininstr'* is valid with [] -> t?.
+  - Or:
+    - admininstr is (FRAME_ n { f } admininstr'*).
+    - valtype* is [].
+    - valtype'* is t?.
+    - |t?| is n.
+    - the frame f is valid with the context C'.
+    - admininstr'* is valid with t?.
+  - Or:
+    - admininstr is (CALL_ADDR funcaddr).
+    - the external value (FUNC funcaddr) is valid with the external type (FUNC valtype* -> valtype'*).
+  - Or:
+    - admininstr is TRAP.
+
+Instr_ok2/plain
+- instr is valid with t_1* -> t_2* if:
+  - the instruction instr is valid with the function type t_1* -> t_2*.
+
+Instr_ok2/label
+- (LABEL_ n { instr* } admininstr*) is valid with [] -> t? if:
+  - |t'?| is n.
+  - instr'* is valid with t'? -> t?.
+  - admininstr* is valid with [] -> t?.
+
+Instr_ok2/frame
+- (FRAME_ n { f } admininstr*) is valid with [] -> t? if:
+  - |t?| is n.
+  - the frame f is valid with the context C'.
+  - admininstr* is valid with t?.
+
+Instr_ok2/call_addr
+- (CALL_ADDR funcaddr) is valid with t_1* -> t_2* if:
+  - the external value (FUNC funcaddr) is valid with the external type (FUNC t_1* -> t_2*).
+
+Instr_ok2/trap
+- TRAP is valid with t_1* -> t_2*.
+
+Instrs_ok2
+- admininstr* is valid with valtype* -> valtype'* if:
+  - Either:
+    - the administrative instruction sequence admininstr* is [].
+    - the number type sequence valtype* is [].
+    - the number type sequence valtype'* is [].
+  - Or:
+    - admininstr* is [admininstr_1] :: admininstr_2*.
+    - admininstr_1 is valid with valtype* -> t_2*.
+    - admininstr_2* is valid with t_2* -> valtype'*.
+  - Or:
+    - valtype* is t* :: t_1*.
+    - valtype'* is t* :: t_2*.
+    - admininstr* is valid with t_1* -> t_2*.
+
+Instrs_ok2/empty
+- [] is valid with [] -> [].
+
+Instrs_ok2/seq
+- [admininstr_1] :: admininstr_2* is valid with t_1* -> t_3* if:
+  - admininstr_1 is valid with t_1* -> t_2*.
+  - admininstr_2* is valid with t_2* -> t_3*.
+
+Instrs_ok2/frame
+- admininstr* is valid with t* :: t_1* -> t* :: t_2* if:
+  - admininstr* is valid with t_1* -> t_2*.
+
+Expr_ok2
+- admininstr* is valid with t? if:
+  - admininstr* is valid with [] -> t?.
+
+Globalinst_ok
+- the global instance { TYPE: (mut t); VALUE: val } is valid with the global type (mut t) if:
+  - (mut t) is valid.
+  - the value val is valid with the number type t.
+
+Meminst_ok
+- the memory instance { TYPE: ([ n .. ?(m) ]); BYTES: b* } is valid with the memory type ([ n .. ?(m) ]) if:
+  - ([ n .. ?(m) ]) is valid.
+  - |b*| is (n * (64 * $Ki())).
+
+Tableinst_ok
+- the table instance { TYPE: ([ n .. ?(m) ]); REFS: fa?* } is valid with the table type ([ n .. ?(m) ]) if:
+  - ([ n .. ?(m) ]) is valid.
+  - For all fa? in fa?*:
+    - the function address fa? is ?() if and only if the function type ft? is ?().
+  - ft?* is the concatenation of all such ft?.
+  - For all fa? in fa?*, and corresponding ft? in ft?*:
+    -     -  Yet: TODO: prem_to_intrs iter.
+  - |fa?*| is n.
+
+Funcinst_ok
+- the function instance { TYPE: ft; MODULE: moduleinst; CODE: func } is valid with the function type ft if:
+  - ft is valid.
+  - the module instance moduleinst is valid with the context C.
+  - the function func is valid with ft.
+
+Store_ok
+- the store s is valid if:
+  - For all :
+    - the global instance globalinst is valid with the global type globaltype.
+  - globalinst* is the concatenation of all such globalinst.
+  - For all :
+    - the memory instance meminst is valid with the memory type memtype.
+  - meminst* is the concatenation of all such meminst.
+  - For all :
+    - the table instance tableinst is valid with the table type tabletype.
+  - tableinst* is the concatenation of all such tableinst.
+  - For all :
+    - the function instance funcinst is valid with the function type functype.
+  - funcinst* is the concatenation of all such funcinst.
+  - s is { FUNCS: funcinst*; GLOBALS: globalinst*; TABLES: tableinst*; MEMS: meminst* }.
+
+State_ok
+- the state (s, f) is valid with the context C if:
+  - the store s is valid.
+  - the frame f is valid with C.
+
+Config_ok
+- the configuration (s, f) ; instr* is valid with the result type t? if:
+  - the state (s, f) is valid with the context C.
+  - admininstr* is valid with t?.
+
+Step_read/load-num-* t ?() ao
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+3. Pop the value (I32.CONST i) from the stack.
+4. If (((i + ao.OFFSET) + ($size(t) / 8)) > |$mem(z, 0).BYTES|), then:
+  a. Trap.
+5. Let c be $bytes__1^-1(t, $mem(z, 0).BYTES[(i + ao.OFFSET) : ($size(t) / 8)]).
+6. Push the value (t.CONST c) to the stack.
+
+Step_read/load-pack-* Inn ?(n _ sx) ao
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+3. Pop the value (I32.CONST i) from the stack.
+4. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
+  a. Trap.
+5. Let c be $ibytes__1^-1(n, $mem(z, 0).BYTES[(i + ao.OFFSET) : (n / 8)]).
+6. Push the value (Inn.CONST $extend__(n, $size(Inn), sx, c)) to the stack.
+
+Step/store-num-* t ?() ao
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type t is on the top of the stack.
+3. Pop the value (valtype_0.CONST c) from the stack.
+4. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+5. Pop the value (I32.CONST i) from the stack.
+6. If (((i + ao.OFFSET) + ($size(t) / 8)) > |$mem(z, 0).BYTES|), then:
+  a. Trap.
+7. Let b* be $bytes_(t, c).
+8. Perform $with_mem(z, 0, (i + ao.OFFSET), ($size(t) / 8), b*).
+
+Step/store-pack-* Inn ?(n) ao
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type Inn is on the top of the stack.
+3. Pop the value (valtype_0.CONST c) from the stack.
+4. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+5. Pop the value (I32.CONST i) from the stack.
+6. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
+  a. Trap.
+7. Let b* be $ibytes_(n, $wrap__($size(Inn), n, c)).
+8. Perform $with_mem(z, 0, (i + ao.OFFSET), (n / 8), b*).
+
+Step_pure/unreachable
 1. Trap.
 
-Step_pure/nop
-1. Do nothing.
+Step_pure/nop
+1. Do nothing.
+
+Step_pure/drop
+1. Assert: Due to validation, a value is on the top of the stack.
+2. Pop the value val from the stack.
+
+Step_pure/select
+1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+2. Pop the value (I32.CONST c) from the stack.
+3. Assert: Due to validation, a value is on the top of the stack.
+4. Pop the value val_2 from the stack.
+5. Assert: Due to validation, a value is on the top of the stack.
+6. Pop the value val_1 from the stack.
+7. If (c =/= 0), then:
+  a. Push the value val_1 to the stack.
+8. Else:
+  a. Push the value val_2 to the stack.
+
+Step_pure/if t? instr_1* instr_2*
+1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+2. Pop the value (I32.CONST c) from the stack.
+3. If (c =/= 0), then:
+  a. Execute the instruction (BLOCK t? instr_1*).
+4. Else:
+  a. Execute the instruction (BLOCK t? instr_2*).
+
+Step_pure/label
+1. Pop all values val* from the top of the stack.
+2. Assert: Due to validation, the first non-value entry of the stack is a LABEL_.
+3. Pop the label (LABEL_ _ { _ }) from the stack.
+4. Push the values val* to the stack.
+
+Step_pure/br n'
+1. Assert: Due to validation, the first non-value entry of the stack is a LABEL_.
+2. Let (LABEL_ n { instr'* }) be the topmost LABEL_.
+3. If (n' = 0), then:
+  a. Assert: Due to validation, there are at least n values on the top of the stack.
+  b. Pop the values val^n from the stack.
+  c. Pop all values val'* from the top of the stack.
+  d. Pop the label (LABEL_ _ { _ }) from the stack.
+  e. Push the values val^n to the stack.
+  f. Execute the sequence instr'*.
+4. Else:
+  a. Pop all values val* from the top of the stack.
+  b. Let l be (n' - 1).
+  c. Pop the label (LABEL_ _ { _ }) from the stack.
+  d. Push the values val* to the stack.
+  e. Execute the instruction (BR l).
+
+Step_pure/br_if l
+1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+2. Pop the value (I32.CONST c) from the stack.
+3. If (c =/= 0), then:
+  a. Execute the instruction (BR l).
+4. Else:
+  a. Do nothing.
+
+Step_pure/br_table l* l'
+1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+2. Pop the value (I32.CONST i) from the stack.
+3. If (i < |l*|), then:
+  a. Execute the instruction (BR l*[i]).
+4. Else:
+  a. Execute the instruction (BR l').
+
+Step_pure/frame
+1. Let (FRAME_ n { f }) be the topmost FRAME_.
+2. Assert: Due to validation, there are at least n values on the top of the stack.
+3. Assert: Due to validation, there are at least n values on the top of the stack.
+4. Pop the values val^n from the stack.
+5. Assert: Due to validation, the first non-value entry of the stack is a FRAME_.
+6. Pop the frame (FRAME_ _ { _ }) from the stack.
+7. Push the values val^n to the stack.
+
+Step_pure/return
+1. If the first non-value entry of the stack is a FRAME_, then:
+  a. Let (FRAME_ n { f }) be the topmost FRAME_.
+  b. Assert: Due to validation, there are at least n values on the top of the stack.
+  c. Pop the values val^n from the stack.
+  d. Pop all values val'* from the top of the stack.
+  e. Pop the frame (FRAME_ _ { _ }) from the stack.
+  f. Push the values val^n to the stack.
+2. Else:
+  a. Assert: Due to validation, the first non-value entry of the stack is a LABEL_.
+  b. Pop all values val* from the top of the stack.
+  c. Pop the label (LABEL_ _ { _ }) from the stack.
+  d. Push the values val* to the stack.
+  e. Execute the instruction RETURN.
+
+Step_pure/unop t unop
+1. Assert: Due to validation, a value of value type t is on the top of the stack.
+2. Pop the value (valtype_0.CONST c_1) from the stack.
+3. If (|$unop_(t, unop, c_1)| <= 0), then:
+  a. Trap.
+4. Let c be an element of $unop_(t, unop, c_1).
+5. Push the value (t.CONST c) to the stack.
+
+Step_pure/binop t binop
+1. Assert: Due to validation, a value of value type t is on the top of the stack.
+2. Pop the value (valtype_0.CONST c_2) from the stack.
+3. Assert: Due to validation, a value of value type num is on the top of the stack.
+4. Pop the value (valtype_0.CONST c_1) from the stack.
+5. If (|$binop_(t, binop, c_1, c_2)| <= 0), then:
+  a. Trap.
+6. Let c be an element of $binop_(t, binop, c_1, c_2).
+7. Push the value (t.CONST c) to the stack.
+
+Step_pure/testop t testop
+1. Assert: Due to validation, a value of value type t is on the top of the stack.
+2. Pop the value (valtype_0.CONST c_1) from the stack.
+3. Let c be $testop_(t, testop, c_1).
+4. Push the value (I32.CONST c) to the stack.
+
+Step_pure/relop t relop
+1. Assert: Due to validation, a value of value type t is on the top of the stack.
+2. Pop the value (valtype_0.CONST c_2) from the stack.
+3. Assert: Due to validation, a value of value type num is on the top of the stack.
+4. Pop the value (valtype_0.CONST c_1) from the stack.
+5. Let c be $relop_(t, relop, c_1, c_2).
+6. Push the value (I32.CONST c) to the stack.
+
+Step_pure/cvtop t_2 t_1 cvtop
+1. Assert: Due to validation, a value of value type t_1 is on the top of the stack.
+2. Pop the value (valtype_0.CONST c_1) from the stack.
+3. If (|$cvtop__(t_1, t_2, cvtop, c_1)| <= 0), then:
+  a. Trap.
+4. Let c be an element of $cvtop__(t_1, t_2, cvtop, c_1).
+5. Push the value (t_2.CONST c) to the stack.
+
+Step_pure/local.tee x
+1. Assert: Due to validation, a value is on the top of the stack.
+2. Pop the value val from the stack.
+3. Push the value val to the stack.
+4. Push the value val to the stack.
+5. Execute the instruction (LOCAL.SET x).
+
+Step_read/block t? instr*
+1. Let n be 0.
+2. If t? is not defined, then:
+  a. Enter instr* with label (LABEL_ n { [] }).
+3. Let n be 1.
+4. If (t? =/= ?()), then:
+  a. Enter instr* with label (LABEL_ n { [] }).
+
+Step_read/loop t? instr*
+1. Enter instr* with label (LABEL_ 0 { [(LOOP t? instr*)] }).
+
+Step_read/call x
+1. Let z be the current state.
+2. Assert: Due to validation, (x < |$funcaddr(z)|).
+3. Execute the instruction (CALL_ADDR $funcaddr(z)[x]).
+
+Step_read/call_indirect x
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+3. Pop the value (I32.CONST i) from the stack.
+4. If (i >= |$table(z, 0).REFS|), then:
+  a. Trap.
+5. If $table(z, 0).REFS[i] is not defined, then:
+  a. Trap.
+6. Let ?(a) be $table(z, 0).REFS[i].
+7. If (a >= |$funcinst(z)|), then:
+  a. Trap.
+8. If ($type(z, x) =/= $funcinst(z)[a].TYPE), then:
+  a. Trap.
+9. Execute the instruction (CALL_ADDR a).
+
+Step_read/call_addr a
+1. Let z be the current state.
+2. Assert: Due to validation, (a < |$funcinst(z)|).
+3. Let { TYPE: t_1^k -> t_2^n; MODULE: mm; CODE: func } be $funcinst(z)[a].
+4. Let (FUNC x local_0* instr*) be func.
+5. Let t* be [].
+6. For each local_0 in local_0*, do:
+  a. Let (LOCAL t) be local_0.
+  b. Append t to the t*.
+7. Assert: Due to validation, there are at least k values on the top of the stack.
+8. Pop the values val^k from the stack.
+9. Let f be { LOCALS: val^k :: $default_(t)*; MODULE: mm }.
+10. Push the frame (FRAME_ n { f }) to the stack.
+11. Enter instr* with label (LABEL_ n { [] }).
+
+Step_read/local.get x
+1. Let z be the current state.
+2. Push the value $local(z, x) to the stack.
+
+Step_read/global.get x
+1. Let z be the current state.
+2. Push the value $global(z, x).VALUE to the stack.
+
+Step_read/load t loadop_? ao
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+3. Pop the value (I32.CONST i) from the stack.
+4. If loadop_? is not defined, then:
+  a. If (((i + ao.OFFSET) + ($size(t) / 8)) > |$mem(z, 0).BYTES|), then:
+    1) Trap.
+  b. Let c be $bytes__1^-1(t, $mem(z, 0).BYTES[(i + ao.OFFSET) : ($size(t) / 8)]).
+  c. Push the value (t.CONST c) to the stack.
+5. Else:
+  a. Assert: Due to validation, t is Inn.
+  b. Let ?(loadop_0) be loadop_?.
+  c. Let n _ sx be loadop_0.
+  d. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
+    1) Trap.
+  e. Let c be $ibytes__1^-1(n, $mem(z, 0).BYTES[(i + ao.OFFSET) : (n / 8)]).
+  f. Push the value (t.CONST $extend__(n, $size(t), sx, c)) to the stack.
+
+Step_read/memory.size
+1. Let z be the current state.
+2. Let ((n * 64) * $Ki()) be |$mem(z, 0).BYTES|.
+3. Push the value (I32.CONST n) to the stack.
+
+Step/local.set x
+1. Let z be the current state.
+2. Assert: Due to validation, a value is on the top of the stack.
+3. Pop the value val from the stack.
+4. Perform $with_local(z, x, val).
+
+Step/global.set x
+1. Let z be the current state.
+2. Assert: Due to validation, a value is on the top of the stack.
+3. Pop the value val from the stack.
+4. Perform $with_global(z, x, val).
+
+Step/store t sz? ao
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type num is on the top of the stack.
+3. Pop the value (t'.CONST c) from the stack.
+4. Assert: Due to validation, a value is on the top of the stack.
+5. Pop the value (I32.CONST i) from the stack.
+6. Assert: Due to validation, (t = t').
+7. If sz? is not defined, then:
+  a. If (((i + ao.OFFSET) + ($size(t') / 8)) > |$mem(z, 0).BYTES|), then:
+    1) Trap.
+  b. Let b* be $bytes_(t', c).
+  c. Perform $with_mem(z, 0, (i + ao.OFFSET), ($size(t') / 8), b*).
+8. Else:
+  a. Assert: Due to validation, t' is Inn.
+  b. Let ?(n) be sz?.
+  c. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
+    1) Trap.
+  d. Let b* be $ibytes_(n, $wrap__($size(t'), n, c)).
+  e. Perform $with_mem(z, 0, (i + ao.OFFSET), (n / 8), b*).
+
+Step/memory.grow
+1. Let z be the current state.
+2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
+3. Pop the value (I32.CONST n) from the stack.
+4. Either:
+  a. Let mi be $growmemory($mem(z, 0), n).
+  b. Push the value (I32.CONST (|$mem(z, 0).BYTES| / (64 * $Ki()))) to the stack.
+  c. Perform $with_meminst(z, 0, mi).
+5. Or:
+  a. Push the value (I32.CONST $inv_signed_(32, (- 1))) to the stack.
+
+Ki
+1. Return 1024.
+
+min i j
+1. If (i <= j), then:
+  a. Return i.
+2. Return j.
+
+sum n''*
+1. If (n''* = []), then:
+  a. Return 0.
+2. Let [n] :: n'* be n''*.
+3. Return (n + $sum(n'*)).
+
+opt_ `X X*
+1. If (X* = []), then:
+  a. Return ?().
+2. If (|X*| = 1), then:
+  a. Let [w] be X*.
+  b. Return ?(w).
+3. Fail.
+
+list_ `X X?
+1. If X? is not defined, then:
+  a. Return [].
+2. Let ?(w) be X?.
+3. Return [w].
+
+concat_ `X X*
+1. If (X* = []), then:
+  a. Return [].
+2. Let [w*] :: w'** be X*.
+3. Return w* :: $concat_(`X, w'**).
+
+disjoint_ `X X*
+1. If (X* = []), then:
+  a. Return true.
+2. Let [w] :: w'* be X*.
+3. Return (w is not contained in w'* /\ $disjoint_(`X, w'*)).
+
+signif N
+1. If (N = 32), then:
+  a. Return 23.
+2. If (N = 64), then:
+  a. Return 52.
+3. Fail.
+
+expon N
+1. If (N = 32), then:
+  a. Return 8.
+2. If (N = 64), then:
+  a. Return 11.
+3. Fail.
+
+M N
+1. Return $signif(N).
+
+E N
+1. Return $expon(N).
+
+fzero N
+1. Return (POS (SUBNORM 0)).
+
+fone N
+1. Return (POS (NORM 1 0)).
+
+canon_ N
+1. Return (2 ^ ($signif(N) - 1)).
+
+size valtype
+1. If (valtype = I32), then:
+  a. Return 32.
+2. If (valtype = I64), then:
+  a. Return 64.
+3. If (valtype = F32), then:
+  a. Return 32.
+4. Assert: Due to validation, (valtype = F64).
+5. Return 64.
+
+funcsxt externtype'*
+1. If (externtype'* = []), then:
+  a. Return [].
+2. Let [externtype_0] :: xt* be externtype'*.
+3. If externtype_0 is some FUNC, then:
+  a. Let (FUNC ft) be externtype_0.
+  b. Return [ft] :: $funcsxt(xt*).
+4. Let [externtype] :: xt* be externtype'*.
+5. Return $funcsxt(xt*).
+
+globalsxt externtype'*
+1. If (externtype'* = []), then:
+  a. Return [].
+2. Let [externtype_0] :: xt* be externtype'*.
+3. If externtype_0 is some GLOBAL, then:
+  a. Let (GLOBAL gt) be externtype_0.
+  b. Return [gt] :: $globalsxt(xt*).
+4. Let [externtype] :: xt* be externtype'*.
+5. Return $globalsxt(xt*).
+
+tablesxt externtype'*
+1. If (externtype'* = []), then:
+  a. Return [].
+2. Let [externtype_0] :: xt* be externtype'*.
+3. If externtype_0 is some TABLE, then:
+  a. Let (TABLE tt) be externtype_0.
+  b. Return [tt] :: $tablesxt(xt*).
+4. Let [externtype] :: xt* be externtype'*.
+5. Return $tablesxt(xt*).
+
+memsxt externtype'*
+1. If (externtype'* = []), then:
+  a. Return [].
+2. Let [externtype_0] :: xt* be externtype'*.
+3. If externtype_0 is some MEM, then:
+  a. Let (MEM mt) be externtype_0.
+  b. Return [mt] :: $memsxt(xt*).
+4. Let [externtype] :: xt* be externtype'*.
+5. Return $memsxt(xt*).
+
+memarg0
+1. Return { ALIGN: 0; OFFSET: 0 }.
+
+bool b
+1. If (b = false), then:
+  a. Return 0.
+2. Assert: Due to validation, (b = true).
+3. Return 1.
+
+signed_ N i
+1. If (i < (2 ^ (N - 1))), then:
+  a. Return i.
+2. Assert: Due to validation, ((2 ^ (N - 1)) <= i).
+3. Assert: Due to validation, (i < (2 ^ N)).
+4. Return (i - (2 ^ N)).
+
+inv_signed_ N i
+1. If ((0 <= i) /\ (i < (2 ^ (N - 1)))), then:
+  a. Return i.
+2. Assert: Due to validation, ((- (2 ^ (N - 1))) <= i).
+3. Assert: Due to validation, (i < 0).
+4. Return (i + (2 ^ N)).
+
+unop_ valtype unop_ iN
+1. If valtype is Inn, then:
+  a. If (unop_ = CLZ), then:
+    1) Return [$iclz_($size(valtype), iN)].
+  b. If (unop_ = CTZ), then:
+    1) Return [$ictz_($size(valtype), iN)].
+  c. If (unop_ = POPCNT), then:
+    1) Return [$ipopcnt_($size(valtype), iN)].
+2. Assert: Due to validation, valtype is Fnn.
+3. If (unop_ = ABS), then:
+  a. Return $fabs_($size(valtype), iN).
+4. If (unop_ = NEG), then:
+  a. Return $fneg_($size(valtype), iN).
+5. If (unop_ = SQRT), then:
+  a. Return $fsqrt_($size(valtype), iN).
+6. If (unop_ = CEIL), then:
+  a. Return $fceil_($size(valtype), iN).
+7. If (unop_ = FLOOR), then:
+  a. Return $ffloor_($size(valtype), iN).
+8. If (unop_ = TRUNC), then:
+  a. Return $ftrunc_($size(valtype), iN).
+9. Assert: Due to validation, (unop_ = NEAREST).
+10. Return $fnearest_($size(valtype), iN).
+
+iadd_ N i_1 i_2
+1. Return ((i_1 + i_2) \ (2 ^ N)).
+
+idiv_ N sx i_1 i_2
+1. If (sx = U), then:
+  a. If (i_2 = 0), then:
+    1) Return ?().
+  b. Return ?($truncz((i_1 / i_2))).
+2. Assert: Due to validation, (sx = S).
+3. If (i_2 = 0), then:
+  a. Return ?().
+4. If (($signed_(N, i_1) / $signed_(N, i_2)) = (2 ^ (N - 1))), then:
+  a. Return ?().
+5. Return ?($inv_signed_(N, $truncz(($signed_(N, i_1) / $signed_(N, i_2))))).
+
+imul_ N i_1 i_2
+1. Return ((i_1 * i_2) \ (2 ^ N)).
+
+irem_ N sx i_1 i_2
+1. If (sx = U), then:
+  a. If (i_2 = 0), then:
+    1) Return ?().
+  b. Return ?((i_1 - (i_2 * $truncz((i_1 / i_2))))).
+2. Assert: Due to validation, (sx = S).
+3. If (i_2 = 0), then:
+  a. Return ?().
+4. Let j_1 be $signed_(N, i_1).
+5. Let j_2 be $signed_(N, i_2).
+6. Return ?($inv_signed_(N, (j_1 - (j_2 * $truncz((j_1 / j_2)))))).
+
+isub_ N i_1 i_2
+1. Return ((((2 ^ N) + i_1) - i_2) \ (2 ^ N)).
+
+binop_ valtype binop_ iN_1 iN_2
+1. If valtype is Inn, then:
+  a. If (binop_ = ADD), then:
+    1) Return [$iadd_($size(valtype), iN_1, iN_2)].
+  b. If (binop_ = SUB), then:
+    1) Return [$isub_($size(valtype), iN_1, iN_2)].
+  c. If (binop_ = MUL), then:
+    1) Return [$imul_($size(valtype), iN_1, iN_2)].
+  d. If binop_ is some DIV, then:
+    1) Let (DIV sx) be binop_.
+    2) Return $list_(`val_((Inn : Inn <: valtype)), $idiv_($size(valtype), sx, iN_1, iN_2)).
+  e. If binop_ is some REM, then:
+    1) Let (REM sx) be binop_.
+    2) Return $list_(`val_((Inn : Inn <: valtype)), $irem_($size(valtype), sx, iN_1, iN_2)).
+  f. If (binop_ = AND), then:
+    1) Return [$iand_($size(valtype), iN_1, iN_2)].
+  g. If (binop_ = OR), then:
+    1) Return [$ior_($size(valtype), iN_1, iN_2)].
+  h. If (binop_ = XOR), then:
+    1) Return [$ixor_($size(valtype), iN_1, iN_2)].
+  i. If (binop_ = SHL), then:
+    1) Return [$ishl_($size(valtype), iN_1, iN_2)].
+  j. If binop_ is some SHR, then:
+    1) Let (SHR sx) be binop_.
+    2) Return [$ishr_($size(valtype), sx, iN_1, iN_2)].
+  k. If (binop_ = ROTL), then:
+    1) Return [$irotl_($size(valtype), iN_1, iN_2)].
+  l. If (binop_ = ROTR), then:
+    1) Return [$irotr_($size(valtype), iN_1, iN_2)].
+2. Assert: Due to validation, valtype is Fnn.
+3. If (binop_ = ADD), then:
+  a. Return $fadd_($size(valtype), iN_1, iN_2).
+4. If (binop_ = SUB), then:
+  a. Return $fsub_($size(valtype), iN_1, iN_2).
+5. If (binop_ = MUL), then:
+  a. Return $fmul_($size(valtype), iN_1, iN_2).
+6. If (binop_ = DIV), then:
+  a. Return $fdiv_($size(valtype), iN_1, iN_2).
+7. If (binop_ = MIN), then:
+  a. Return $fmin_($size(valtype), iN_1, iN_2).
+8. If (binop_ = MAX), then:
+  a. Return $fmax_($size(valtype), iN_1, iN_2).
+9. Assert: Due to validation, (binop_ = COPYSIGN).
+10. Return $fcopysign_($size(valtype), iN_1, iN_2).
+
+ieqz_ N i_1
+1. Return $bool((i_1 = 0)).
+
+testop_ Inn EQZ iN
+1. Return $ieqz_($size(Inn), iN).
+
+ieq_ N i_1 i_2
+1. Return $bool((i_1 = i_2)).
+
+ige_ N sx i_1 i_2
+1. If (sx = U), then:
+  a. Return $bool((i_1 >= i_2)).
+2. Assert: Due to validation, (sx = S).
+3. Return $bool(($signed_(N, i_1) >= $signed_(N, i_2))).
+
+igt_ N sx i_1 i_2
+1. If (sx = U), then:
+  a. Return $bool((i_1 > i_2)).
+2. Assert: Due to validation, (sx = S).
+3. Return $bool(($signed_(N, i_1) > $signed_(N, i_2))).
+
+ile_ N sx i_1 i_2
+1. If (sx = U), then:
+  a. Return $bool((i_1 <= i_2)).
+2. Assert: Due to validation, (sx = S).
+3. Return $bool(($signed_(N, i_1) <= $signed_(N, i_2))).
+
+ilt_ N sx i_1 i_2
+1. If (sx = U), then:
+  a. Return $bool((i_1 < i_2)).
+2. Assert: Due to validation, (sx = S).
+3. Return $bool(($signed_(N, i_1) < $signed_(N, i_2))).
+
+ine_ N i_1 i_2
+1. Return $bool((i_1 =/= i_2)).
+
+relop_ valtype relop_ iN_1 iN_2
+1. If valtype is Inn, then:
+  a. If (relop_ = EQ), then:
+    1) Return $ieq_($size(valtype), iN_1, iN_2).
+  b. If (relop_ = NE), then:
+    1) Return $ine_($size(valtype), iN_1, iN_2).
+  c. If relop_ is some LT, then:
+    1) Let (LT sx) be relop_.
+    2) Return $ilt_($size(valtype), sx, iN_1, iN_2).
+  d. If relop_ is some GT, then:
+    1) Let (GT sx) be relop_.
+    2) Return $igt_($size(valtype), sx, iN_1, iN_2).
+  e. If relop_ is some LE, then:
+    1) Let (LE sx) be relop_.
+    2) Return $ile_($size(valtype), sx, iN_1, iN_2).
+  f. If relop_ is some GE, then:
+    1) Let (GE sx) be relop_.
+    2) Return $ige_($size(valtype), sx, iN_1, iN_2).
+2. Assert: Due to validation, valtype is Fnn.
+3. If (relop_ = EQ), then:
+  a. Return $feq_($size(valtype), iN_1, iN_2).
+4. If (relop_ = NE), then:
+  a. Return $fne_($size(valtype), iN_1, iN_2).
+5. If (relop_ = LT), then:
+  a. Return $flt_($size(valtype), iN_1, iN_2).
+6. If (relop_ = GT), then:
+  a. Return $fgt_($size(valtype), iN_1, iN_2).
+7. If (relop_ = LE), then:
+  a. Return $fle_($size(valtype), iN_1, iN_2).
+8. Assert: Due to validation, (relop_ = GE).
+9. Return $fge_($size(valtype), iN_1, iN_2).
+
+cvtop__ valtype valtype' cvtop iN
+1. If cvtop is some EXTEND, then:
+  a. Let (EXTEND sx) be cvtop.
+  b. If ((valtype = I32) /\ (valtype' = I64)), then:
+    1) Return [$extend__(32, 64, sx, iN)].
+2. If ((valtype = I64) /\ ((valtype' = I32) /\ (cvtop = WRAP))), then:
+  a. Return [$wrap__(64, 32, iN)].
+3. If (valtype is Fnn /\ (valtype' is Inn /\ cvtop is some TRUNC)), then:
+  a. Let (TRUNC sx) be cvtop.
+  b. Return $list_(`val_((Inn : Inn <: valtype)), $trunc__($size(valtype), $size(valtype'), sx, iN)).
+4. If ((valtype = F32) /\ ((valtype' = F64) /\ (cvtop = PROMOTE))), then:
+  a. Return $promote__(32, 64, iN).
+5. If ((valtype = F64) /\ ((valtype' = F32) /\ (cvtop = DEMOTE))), then:
+  a. Return $demote__(64, 32, iN).
+6. If (valtype is Inn /\ valtype' is Fnn), then:
+  a. If cvtop is some CONVERT, then:
+    1) Let (CONVERT sx) be cvtop.
+    2) Return [$convert__($size(valtype), $size(valtype'), sx, iN)].
+  b. If ((cvtop = REINTERPRET) /\ ($size(valtype) = $size(valtype'))), then:
+    1) Return [$reinterpret__(valtype, valtype', iN)].
+7. Assert: Due to validation, valtype is Fnn.
+8. Assert: Due to validation, valtype' is Inn.
+9. Assert: Due to validation, (cvtop = REINTERPRET).
+10. Assert: Due to validation, ($size(valtype') = $size(valtype)).
+11. Return [$reinterpret__(valtype, valtype', iN)].
+
+inez_ N i_1
+1. Return $bool((i_1 =/= 0)).
+
+default_ valtype
+1. If (valtype = I32), then:
+  a. Return (I32.CONST 0).
+2. If (valtype = I64), then:
+  a. Return (I64.CONST 0).
+3. If (valtype = F32), then:
+  a. Return (F32.CONST $fzero(32)).
+4. Assert: Due to validation, (valtype = F64).
+5. Return (F64.CONST $fzero(64)).
+
+funcsxa externaddr'*
+1. If (externaddr'* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: xv* be externaddr'*.
+3. If externaddr_0 is some FUNC, then:
+  a. Let (FUNC fa) be externaddr_0.
+  b. Return [fa] :: $funcsxa(xv*).
+4. Let [externaddr] :: xv* be externaddr'*.
+5. Return $funcsxa(xv*).
+
+globalsxa externaddr'*
+1. If (externaddr'* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: xv* be externaddr'*.
+3. If externaddr_0 is some GLOBAL, then:
+  a. Let (GLOBAL ga) be externaddr_0.
+  b. Return [ga] :: $globalsxa(xv*).
+4. Let [externaddr] :: xv* be externaddr'*.
+5. Return $globalsxa(xv*).
+
+tablesxa externaddr'*
+1. If (externaddr'* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: xv* be externaddr'*.
+3. If externaddr_0 is some TABLE, then:
+  a. Let (TABLE ta) be externaddr_0.
+  b. Return [ta] :: $tablesxa(xv*).
+4. Let [externaddr] :: xv* be externaddr'*.
+5. Return $tablesxa(xv*).
+
+memsxa externaddr'*
+1. If (externaddr'* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: xv* be externaddr'*.
+3. If externaddr_0 is some MEM, then:
+  a. Let (MEM ma) be externaddr_0.
+  b. Return [ma] :: $memsxa(xv*).
+4. Let [externaddr] :: xv* be externaddr'*.
+5. Return $memsxa(xv*).
+
+store (s, f)
+1. Return.
+
+frame (s, f)
+1. Return f.
+
+funcaddr (s, f)
+1. Return f.MODULE.FUNCS.
+
+funcinst (s, f)
+1. Return s.FUNCS.
+
+globalinst (s, f)
+1. Return s.GLOBALS.
+
+tableinst (s, f)
+1. Return s.TABLES.
+
+meminst (s, f)
+1. Return s.MEMS.
+
+moduleinst (s, f)
+1. Return f.MODULE.
+
+type (s, f) x
+1. Return f.MODULE.TYPES[x].
+
+func (s, f) x
+1. Return s.FUNCS[f.MODULE.FUNCS[x]].
+
+global (s, f) x
+1. Return s.GLOBALS[f.MODULE.GLOBALS[x]].
+
+table (s, f) x
+1. Return s.TABLES[f.MODULE.TABLES[x]].
+
+mem (s, f) x
+1. Return s.MEMS[f.MODULE.MEMS[x]].
+
+local (s, f) x
+1. Return f.LOCALS[x].
+
+with_local (s, f) x v
+1. Replace f.LOCALS[x] with v.
+
+with_global (s, f) x v
+1. Replace s.GLOBALS[f.MODULE.GLOBALS[x]].VALUE with v.
+
+with_table (s, f) x i a
+1. Replace s.TABLES[f.MODULE.TABLES[x]].REFS[i] with ?(a).
+
+with_tableinst (s, f) x ti
+1. Replace s.TABLES[f.MODULE.TABLES[x]] with ti.
+
+with_mem (s, f) x i j b*
+1. Replace s.MEMS[f.MODULE.MEMS[x]].BYTES[i : j] with b*.
+
+with_meminst (s, f) x mi
+1. Replace s.MEMS[f.MODULE.MEMS[x]] with mi.
+
+growtable ti n
+1. Let { TYPE: ([ i .. j? ]); REFS: ?(a)* } be ti.
+2. Let i' be (|a*| + n).
+3. If (i' <= j)?, then:
+  a. Let ti' be { TYPE: ([ i' .. j? ]); REFS: ?(a)* :: ?()^n }.
+  b. Return ti'.
+4. Fail.
+
+growmemory mi n
+1. Let { TYPE: ([ i .. j? ]); BYTES: b* } be mi.
+2. Let i' be ((|b*| / (64 * $Ki())) + n).
+3. If (i' <= j)?, then:
+  a. Let mi' be { TYPE: ([ i' .. j? ]); BYTES: b* :: 0^(n * (64 * $Ki())) }.
+  b. Return mi'.
+4. Fail.
+
+funcs externaddr''*
+1. If (externaddr''* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: externaddr'* be externaddr''*.
+3. If externaddr_0 is some FUNC, then:
+  a. Let (FUNC fa) be externaddr_0.
+  b. Return [fa] :: $funcs(externaddr'*).
+4. Let [externaddr] :: externaddr'* be externaddr''*.
+5. Return $funcs(externaddr'*).
+
+globals externaddr''*
+1. If (externaddr''* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: externaddr'* be externaddr''*.
+3. If externaddr_0 is some GLOBAL, then:
+  a. Let (GLOBAL ga) be externaddr_0.
+  b. Return [ga] :: $globals(externaddr'*).
+4. Let [externaddr] :: externaddr'* be externaddr''*.
+5. Return $globals(externaddr'*).
+
+tables externaddr''*
+1. If (externaddr''* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: externaddr'* be externaddr''*.
+3. If externaddr_0 is some TABLE, then:
+  a. Let (TABLE ta) be externaddr_0.
+  b. Return [ta] :: $tables(externaddr'*).
+4. Let [externaddr] :: externaddr'* be externaddr''*.
+5. Return $tables(externaddr'*).
+
+mems externaddr''*
+1. If (externaddr''* = []), then:
+  a. Return [].
+2. Let [externaddr_0] :: externaddr'* be externaddr''*.
+3. If externaddr_0 is some MEM, then:
+  a. Let (MEM ma) be externaddr_0.
+  b. Return [ma] :: $mems(externaddr'*).
+4. Let [externaddr] :: externaddr'* be externaddr''*.
+5. Return $mems(externaddr'*).
+
+allocfunc s moduleinst func
+1. Let (FUNC x local* expr) be func.
+2. Let fi be { TYPE: moduleinst.TYPES[x]; MODULE: moduleinst; CODE: func }.
+3. Let a be |s.FUNCS|.
+4. Append fi to the s.FUNCS.
+5. Return a.
+
+allocfuncs s moduleinst func''*
+1. If (func''* = []), then:
+  a. Return [].
+2. Let [func] :: func'* be func''*.
+3. Let fa be $allocfunc(s, moduleinst, func).
+4. Let fa'* be $allocfuncs(s, moduleinst, func'*).
+5. Return [fa] :: fa'*.
+
+allocglobal s globaltype val
+1. Let gi be { TYPE: globaltype; VALUE: val }.
+2. Let a be |s.GLOBALS|.
+3. Append gi to the s.GLOBALS.
+4. Return a.
+
+allocglobals s globaltype''* val''*
+1. If (globaltype''* = []), then:
+  a. Assert: Due to validation, (val''* = []).
+  b. Return [].
+2. Else:
+  a. Let [globaltype] :: globaltype'* be globaltype''*.
+  b. Assert: Due to validation, (|val''*| >= 1).
+  c. Let [val] :: val'* be val''*.
+  d. Let ga be $allocglobal(s, globaltype, val).
+  e. Let ga'* be $allocglobals(s, globaltype'*, val'*).
+  f. Return [ga] :: ga'*.
+
+alloctable s ([ i .. j? ])
+1. Let ti be { TYPE: ([ i .. j? ]); REFS: ?()^i }.
+2. Let a be |s.TABLES|.
+3. Append ti to the s.TABLES.
+4. Return a.
+
+alloctables s tabletype''*
+1. If (tabletype''* = []), then:
+  a. Return [].
+2. Let [tabletype] :: tabletype'* be tabletype''*.
+3. Let ta be $alloctable(s, tabletype).
+4. Let ta'* be $alloctables(s, tabletype'*).
+5. Return [ta] :: ta'*.
+
+allocmem s ([ i .. j? ])
+1. Let mi be { TYPE: ([ i .. j? ]); BYTES: 0^(i * (64 * $Ki())) }.
+2. Let a be |s.MEMS|.
+3. Append mi to the s.MEMS.
+4. Return a.
+
+allocmems s memtype''*
+1. If (memtype''* = []), then:
+  a. Return [].
+2. Let [memtype] :: memtype'* be memtype''*.
+3. Let ma be $allocmem(s, memtype).
+4. Let ma'* be $allocmems(s, memtype'*).
+5. Return [ma] :: ma'*.
+
+instexport fa* ga* ta* ma* (EXPORT name externidx)
+1. If externidx is some FUNC, then:
+  a. Let (FUNC x) be externidx.
+  b. Return { NAME: name; ADDR: (FUNC fa*[x]) }.
+2. If externidx is some GLOBAL, then:
+  a. Let (GLOBAL x) be externidx.
+  b. Return { NAME: name; ADDR: (GLOBAL ga*[x]) }.
+3. If externidx is some TABLE, then:
+  a. Let (TABLE x) be externidx.
+  b. Return { NAME: name; ADDR: (TABLE ta*[x]) }.
+4. Assert: Due to validation, externidx is some MEM.
+5. Let (MEM x) be externidx.
+6. Return { NAME: name; ADDR: (MEM ma*[x]) }.
+
+allocmodule s module externaddr* val*
+1. Let (MODULE type_0* import* func^n_func global_1* table_2* mem_3* elem* data* start? export*) be module.
+2. Let (MEMORY memtype)^n_mem be mem_3*.
+3. Let (TABLE tabletype)^n_table be table_2*.
+4. Let (GLOBAL globaltype expr_1)^n_global be global_1*.
+5. Let ft* be [].
+6. For each type_0 in type_0*, do:
+  a. Let (TYPE ft) be type_0.
+  b. Append ft to the ft*.
+7. Let fa_ex* be $funcs(externaddr*).
+8. Let ga_ex* be $globals(externaddr*).
+9. Let ma_ex* be $mems(externaddr*).
+10. Let ta_ex* be $tables(externaddr*).
+11. Let fa* be (|s.FUNCS| + i_func)^(i_func<n_func).
+12. Let ga* be (|s.GLOBALS| + i_global)^(i_global<n_global).
+13. Let ta* be (|s.TABLES| + i_table)^(i_table<n_table).
+14. Let ma* be (|s.MEMS| + i_mem)^(i_mem<n_mem).
+15. Let xi* be [].
+16. For each export in export*, do:
+  a. Let xi be $instexport(fa_ex* :: fa*, ga_ex* :: ga*, ta_ex* :: ta*, ma_ex* :: ma*, export).
+  b. Append xi to the xi*.
+17. Let moduleinst be { TYPES: ft*; FUNCS: fa_ex* :: fa*; GLOBALS: ga_ex* :: ga*; TABLES: ta_ex* :: ta*; MEMS: ma_ex* :: ma*; EXPORTS: xi* }.
+18. Let funcaddr_0* be $allocfuncs(s, moduleinst, func^n_func).
+19. Assert: Due to validation, (funcaddr_0* = fa*).
+20. Let globaladdr_0* be $allocglobals(s, globaltype^n_global, val*).
+21. Assert: Due to validation, (globaladdr_0* = ga*).
+22. Let tableaddr_0* be $alloctables(s, tabletype^n_table).
+23. Assert: Due to validation, (tableaddr_0* = ta*).
+24. Let memaddr_0* be $allocmems(s, memtype^n_mem).
+25. Assert: Due to validation, (memaddr_0* = ma*).
+26. Return moduleinst.
+
+initelem s moduleinst u32* funcaddr*
+1. If (funcaddr* = []), then:
+  a. Assert: Due to validation, (u32* = []).
+  b. Return.
+2. Else:
+  a. Let [a*] :: a'** be funcaddr*.
+  b. Assert: Due to validation, (|u32*| >= 1).
+  c. Let [i] :: i'* be u32*.
+  d. Replace s.TABLES[moduleinst.TABLES[0]].REFS[i : |a*|] with ?(a)*.
+  e. Perform $initelem(s, moduleinst, i'*, a'**).
+  f. Return.
+
+initdata s moduleinst u32* byte*
+1. If (byte* = []), then:
+  a. Assert: Due to validation, (u32* = []).
+  b. Return.
+2. Else:
+  a. Let [b*] :: b'** be byte*.
+  b. Assert: Due to validation, (|u32*| >= 1).
+  c. Let [i] :: i'* be u32*.
+  d. Replace s.MEMS[moduleinst.MEMS[0]].BYTES[i : |b*|] with b*.
+  e. Perform $initdata(s, moduleinst, i'*, b'**).
+  f. Return.
+
+instantiate s module externaddr*
+1. Let (MODULE type* import* func* global* table* mem* elem* data* start? export*) be module.
+2. Let functype* be [].
+3. For each type in type*, do:
+  a. Let (TYPE functype) be type.
+  b. Append functype to the functype*.
+4. Let n_F be |func*|.
+5. Let b** be [].
+6. Let expr_D* be [].
+7. For each data in data*, do:
+  a. Let (DATA expr_D b*) be data.
+  b. Append b* to the b**.
+  c. Append expr_D to the expr_D*.
+8. Let expr_E* be [].
+9. Let x** be [].
+10. For each elem in elem*, do:
+  a. Let (ELEM expr_E x*) be elem.
+  b. Append expr_E to the expr_E*.
+  c. Append x* to the x**.
+11. Let expr_G* be [].
+12. For each global in global*, do:
+  a. Let (GLOBAL globaltype expr_G) be global.
+  b. Append expr_G to the expr_G*.
+13. Let moduleinst_init be { TYPES: functype*; FUNCS: $funcs(externaddr*) :: (|s.FUNCS| + i_F)^(i_F<n_F); GLOBALS: $globals(externaddr*) }.
+14. Let f_init be { MODULE: moduleinst_init }.
+15. Let z be (s, f_init).
+16. Push the frame (FRAME_ 0 { $frame(z) }) to the stack.
+17. Let i_D* be [].
+18. For each expr_D in expr_D*, do:
+  a. Let [(I32.CONST i_D)] be $Eval_expr(z, expr_D).
+  b. Append i_D to the i_D*.
+19. Let i_E* be [].
+20. For each expr_E in expr_E*, do:
+  a. Let [(I32.CONST i_E)] be $Eval_expr(z, expr_E).
+  b. Append i_E to the i_E*.
+21. Let val* be [].
+22. For each expr_G in expr_G*, do:
+  a. Let [val] be $Eval_expr(z, expr_G).
+  b. Append val to the val*.
+23. Pop the frame (FRAME_ 0 { $frame(z) }) from the stack.
+24. Let moduleinst be $allocmodule(s, module, externaddr*, val*).
+25. Let f be { MODULE: moduleinst }.
+26. Perform $initelem(s, moduleinst, i_E*, moduleinst.FUNCS[x]**).
+27. Perform $initdata(s, moduleinst, i_D*, b**).
+28. Push the frame (FRAME_ 0 { f }) to the stack.
+29. If start? is defined, then:
+  a. Let ?((START x')) be start?.
+  b. Let instr_0 be (CALL x').
+  c. Execute the instruction instr_0.
+30. Pop the frame (FRAME_ 0 { f }) from the stack.
+31. Return f.MODULE.
+
+invoke s fa val^n
+1. Let f be { MODULE: {} }.
+2. Push the frame (FRAME_ 0 { (s, f) }) to the stack.
+3. Let t_1^n -> t_2* be $funcinst((s, f))[fa].TYPE.
+4. Pop the frame (FRAME_ 0 { _f }) from the stack.
+5. Let k be |t_2*|.
+6. Push the frame (FRAME_ k { f }) to the stack.
+7. Push the values val^n to the stack.
+8. Execute the instruction (CALL_ADDR fa).
+9. Pop the values val'^k from the stack.
+10. Pop the frame (FRAME_ k { f }) from the stack.
+11. Return val'^k.
+
+Eval_expr instr*
+1. Execute the sequence instr*.
+2. Pop the value val from the stack.
+3. Return [val].
+
+== Complete.
+Generating prose for Wasm 2.0...
+spectec 0.5 generator
+== Parsing...
+== Elaboration...
+== IL Validation...
+== Running pass sideconditions...
+== IL Validation after pass sideconditions...
+== Translating to AL...
+== Prose Generation...
+
+
+
+The limits :math:`{}[ n .. {m^?} ]` is :ref:`valid <valid-val>` with :math:`k` if:
+
+
+   * :math:`n` is less than or equal to :math:`k`.
+
+   * If :math:`m` is defined, then:
+
+      * :math:`n` is less than or equal to :math:`m`.
+
+      * :math:`m` is less than or equal to :math:`k`.
+
+
+
+
+The function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` is always :ref:`valid <valid-val>`.
+
+
+
+
+The global type :math:`({\mathsf{mut}^?}~t)` is always :ref:`valid <valid-val>`.
+
+
+
+
+The table type :math:`({\mathit{limits}}~{\mathit{reftype}})` is :ref:`valid <valid-val>` if:
+
+
+   * The limits :math:`{\mathit{limits}}` is :ref:`valid <valid-val>` with :math:`{2^{32}} - 1`.
+
+
+
+
+The memory type :math:`{\mathit{limits}}~\mathsf{page}` is :ref:`valid <valid-val>` if:
+
+
+   * The limits :math:`{\mathit{limits}}` is :ref:`valid <valid-val>` with :math:`{2^{16}}`.
+
+
+
+
+The external type :math:`{\mathit{externtype}}` is :ref:`valid <valid-val>` if:
+
+
+   * Either:
+
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{func}~{\mathit{functype}})`.
+
+      * The function type :math:`{\mathit{functype}}` is :ref:`valid <valid-val>`.
+
+   * Or:
+
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{global}~{\mathit{globaltype}})`.
+
+      * The global type :math:`{\mathit{globaltype}}` is :ref:`valid <valid-val>`.
+   * Or:
+
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{table}~{\mathit{tabletype}})`.
+
+      * The table type :math:`{\mathit{tabletype}}` is :ref:`valid <valid-val>`.
+   * Or:
+
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{mem}~{\mathit{memtype}})`.
+
+      * The memory type :math:`{\mathit{memtype}}` is :ref:`valid <valid-val>`.
+
+
+
+
+The external type :math:`(\mathsf{func}~{\mathit{functype}})` is :ref:`valid <valid-val>` if:
+
+
+   * The function type :math:`{\mathit{functype}}` is :ref:`valid <valid-val>`.
+
+
+
+
+The external type :math:`(\mathsf{global}~{\mathit{globaltype}})` is :ref:`valid <valid-val>` if:
+
+
+   * The global type :math:`{\mathit{globaltype}}` is :ref:`valid <valid-val>`.
+
+
+
+
+The external type :math:`(\mathsf{table}~{\mathit{tabletype}})` is :ref:`valid <valid-val>` if:
+
+
+   * The table type :math:`{\mathit{tabletype}}` is :ref:`valid <valid-val>`.
+
+
+
+
+The external type :math:`(\mathsf{mem}~{\mathit{memtype}})` is :ref:`valid <valid-val>` if:
+
+
+   * The memory type :math:`{\mathit{memtype}}` is :ref:`valid <valid-val>`.
+
+
+
+
+The value type :math:`t_2` :ref:`matches <match>` the value type :math:`t_1` if:
+
+
+   * Either:
+
+      * The value type :math:`t_2` is of the form :math:`t_1`.
+
+   * Or:
+
+      * The value type :math:`t_2` is of the form :math:`\mathsf{bot}`.
+
+
+
+
+The value type :math:`t` :ref:`matches <match>` only itself.
+
+
+
+
+The value type :math:`\mathsf{bot}` :ref:`matches <match>` the value type :math:`t`.
+
+
+
+
+The result type :math:`{t_1^\ast}` :ref:`matches <match>` the result type :math:`{t_2^\ast}` if:
+
+
+   * For all :math:`t_1` in :math:`{t_1^\ast}`, and corresponding :math:`t_2` in :math:`{t_2^\ast}`:
+
+      * The value type :math:`t_1` :ref:`matches <match>` the value type :math:`t_2`.
+
+
+
+
+The limits :math:`{}[ n_{11} .. n_{12} ]` :ref:`matches <match>` the limits :math:`{}[ n_{21} .. n_{22} ]` if:
+
+
+   * :math:`n_{11}` is greater than or equal to :math:`n_{21}`.
+
+   * :math:`n_{12}` is less than or equal to :math:`n_{22}`.
+
+
+
+
+The function type :math:`{\mathit{ft}}` :ref:`matches <match>` only itself.
+
+
+
+
+The global type :math:`{\mathit{gt}}` :ref:`matches <match>` only itself.
+
+
+
+
+The table type :math:`({\mathit{lim}}_1~{\mathit{rt}})` :ref:`matches <match>` the table type :math:`({\mathit{lim}}_2~{\mathit{rt}})` if:
+
+
+   * The limits :math:`{\mathit{lim}}_1` :ref:`matches <match>` the limits :math:`{\mathit{lim}}_2`.
+
+
+
+
+The memory type :math:`{\mathit{lim}}_1~\mathsf{page}` :ref:`matches <match>` the memory type :math:`{\mathit{lim}}_2~\mathsf{page}` if:
+
+
+   * The limits :math:`{\mathit{lim}}_1` :ref:`matches <match>` the limits :math:`{\mathit{lim}}_2`.
+
+
+
+
+The external type :math:`{\mathit{externtype}}_1` :ref:`matches <match>` the external type :math:`{\mathit{externtype}}_2` if:
+
+
+   * Either:
+
+      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{func}~{\mathit{ft}}_1)`.
+
+      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{func}~{\mathit{ft}}_2)`.
+
+      * The function type :math:`{\mathit{ft}}_1` :ref:`matches <match>` the function type :math:`{\mathit{ft}}_2`.
+
+   * Or:
+
+      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{global}~{\mathit{gt}}_1)`.
+
+      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{global}~{\mathit{gt}}_2)`.
+
+      * The global type :math:`{\mathit{gt}}_1` :ref:`matches <match>` the global type :math:`{\mathit{gt}}_2`.
+   * Or:
+
+      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{table}~{\mathit{tt}}_1)`.
+
+      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{table}~{\mathit{tt}}_2)`.
+
+      * The table type :math:`{\mathit{tt}}_1` :ref:`matches <match>` the table type :math:`{\mathit{tt}}_2`.
+   * Or:
+
+      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{mem}~{\mathit{mt}}_1)`.
+
+      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{mem}~{\mathit{mt}}_2)`.
+
+      * The memory type :math:`{\mathit{mt}}_1` :ref:`matches <match>` the memory type :math:`{\mathit{mt}}_2`.
+
+
+
+
+The external type :math:`(\mathsf{func}~{\mathit{ft}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{func}~{\mathit{ft}}_2)` if:
+
+
+   * The function type :math:`{\mathit{ft}}_1` :ref:`matches <match>` the function type :math:`{\mathit{ft}}_2`.
+
+
+
+
+The external type :math:`(\mathsf{global}~{\mathit{gt}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{global}~{\mathit{gt}}_2)` if:
+
+
+   * The global type :math:`{\mathit{gt}}_1` :ref:`matches <match>` the global type :math:`{\mathit{gt}}_2`.
+
+
+
+
+The external type :math:`(\mathsf{table}~{\mathit{tt}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{table}~{\mathit{tt}}_2)` if:
+
+
+   * The table type :math:`{\mathit{tt}}_1` :ref:`matches <match>` the table type :math:`{\mathit{tt}}_2`.
+
+
+
+
+The external type :math:`(\mathsf{mem}~{\mathit{mt}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{mem}~{\mathit{mt}}_2)` if:
+
+
+   * The memory type :math:`{\mathit{mt}}_1` :ref:`matches <match>` the memory type :math:`{\mathit{mt}}_2`.
+
+
+
+
+The block type :math:`{\mathit{blocktype}}` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
+
+
+   * Either:
+
+      * The block type :math:`{\mathit{blocktype}}` is of the form :math:`{{\mathit{valtype}''}^?}`.
+
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
+
+      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{{\mathit{valtype}''}^?}`.
+
+   * Or:
+
+      * The block type :math:`{\mathit{blocktype}}` is of the form :math:`{\mathit{typeidx}}`.
+
+      * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` exists.
+
+      * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` is of the form :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
+
+
+
+
+The block type :math:`{{\mathit{valtype}}^?}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{{\mathit{valtype}}^?}`.
+
+
+
+
+The block type :math:`{\mathit{typeidx}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
+
+
+   * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` exists.
+
+   * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+
+
+
+The instruction :math:`\mathsf{nop}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon`.
+
+
+
+
+The instruction :math:`\mathsf{unreachable}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+
+
+
+The instruction :math:`\mathsf{drop}` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~\epsilon`.
+
+
+
+
+The instruction :math:`(\mathsf{select}~{{\mathit{valtype}}^?})` is :ref:`valid <valid-val>` with the function type :math:`t~t~\mathsf{i{\scriptstyle 32}}~\rightarrow~t` if:
+
+
+   * Either:
+
+      * The value type sequence :math:`{{\mathit{valtype}}^?}` is of the form :math:`t`.
+
+   * Or:
+
+      * The value type sequence :math:`{{\mathit{valtype}}^?}` is absent.
+
+      * The value type :math:`t` :ref:`matches <match>` the value type :math:`{t'}`.
+
+      * The value type :math:`{t'}` is of the form :math:`{\mathit{numtype}}` or :math:`{t'}` is of the form :math:`{\mathit{vectype}}`.
+
+
+
+
+The instruction :math:`(\mathsf{block}~{\mathit{bt}}~{{\mathit{instr}}^\ast})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
+
+
+   * The block type :math:`{\mathit{bt}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+   * Let :math:`{C'}` be the same context as :math:`C`, but with the result type sequence :math:`{t_2^\ast}` prepended to the field :math:`\mathsf{labels}`.
+
+   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+
+
+
+The instruction :math:`(\mathsf{loop}~{\mathit{bt}}~{{\mathit{instr}}^\ast})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
+
+
+   * The block type :math:`{\mathit{bt}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+   * Let :math:`{C'}` be the same context as :math:`C`, but with the result type sequence :math:`{t_1^\ast}` prepended to the field :math:`\mathsf{labels}`.
+
+   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+
+
+
+The instruction :math:`(\mathsf{if}~{\mathit{bt}}~{{\mathit{instr}}_1^\ast}~\mathsf{else}~{{\mathit{instr}}_2^\ast})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t_2^\ast}` if:
+
+
+   * The block type :math:`{\mathit{bt}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+   * Let :math:`{C'}` be the same context as :math:`C`, but with the result type sequence :math:`{t_2^\ast}` prepended to the field :math:`\mathsf{labels}`.
+
+   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}_1^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+
+
+
+The instruction :math:`(\mathsf{br}~l)` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~{t^\ast}~\rightarrow~{t_2^\ast}` if:
+
+
+   * The result type :math:`C{.}\mathsf{labels}{}[l]` exists.
+
+   * The result type :math:`C{.}\mathsf{labels}{}[l]` is of the form :math:`{t^\ast}`.
 
-Step_pure/drop
-1. Assert: Due to validation, a value is on the top of the stack.
-2. Pop the value val from the stack.
 
-Step_pure/select
-1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-2. Pop the value (I32.CONST c) from the stack.
-3. Assert: Due to validation, a value is on the top of the stack.
-4. Pop the value val_2 from the stack.
-5. Assert: Due to validation, a value is on the top of the stack.
-6. Pop the value val_1 from the stack.
-7. If (c =/= 0), then:
-  a. Push the value val_1 to the stack.
-8. Else:
-  a. Push the value val_2 to the stack.
 
-Step_pure/if t? instr_1* instr_2*
-1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-2. Pop the value (I32.CONST c) from the stack.
-3. If (c =/= 0), then:
-  a. Execute the instruction (BLOCK t? instr_1*).
-4. Else:
-  a. Execute the instruction (BLOCK t? instr_2*).
 
-Step_pure/label
-1. Pop all values val* from the top of the stack.
-2. Assert: Due to validation, the first non-value entry of the stack is a LABEL_.
-3. Pop the label (LABEL_ _ { _ }) from the stack.
-4. Push the values val* to the stack.
+The instruction :math:`(\mathsf{br\_if}~l)` is :ref:`valid <valid-val>` with the function type :math:`{t^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t^\ast}` if:
 
-Step_pure/br n'
-1. Assert: Due to validation, the first non-value entry of the stack is a LABEL_.
-2. Let (LABEL_ n { instr'* }) be the topmost LABEL_.
-3. If (n' = 0), then:
-  a. Assert: Due to validation, there are at least n values on the top of the stack.
-  b. Pop the values val^n from the stack.
-  c. Pop all values val'* from the top of the stack.
-  d. Pop the label (LABEL_ _ { _ }) from the stack.
-  e. Push the values val^n to the stack.
-  f. Execute the sequence instr'*.
-4. Else:
-  a. Pop all values val* from the top of the stack.
-  b. Let l be (n' - 1).
-  c. Pop the label (LABEL_ _ { _ }) from the stack.
-  d. Push the values val* to the stack.
-  e. Execute the instruction (BR l).
 
-Step_pure/br_if l
-1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-2. Pop the value (I32.CONST c) from the stack.
-3. If (c =/= 0), then:
-  a. Execute the instruction (BR l).
-4. Else:
-  a. Do nothing.
+   * The result type :math:`C{.}\mathsf{labels}{}[l]` exists.
 
-Step_pure/br_table l* l'
-1. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-2. Pop the value (I32.CONST i) from the stack.
-3. If (i < |l*|), then:
-  a. Execute the instruction (BR l*[i]).
-4. Else:
-  a. Execute the instruction (BR l').
+   * The result type :math:`C{.}\mathsf{labels}{}[l]` is of the form :math:`{t^\ast}`.
 
-Step_pure/frame
-1. Let (FRAME_ n { f }) be the topmost FRAME_.
-2. Assert: Due to validation, there are at least n values on the top of the stack.
-3. Assert: Due to validation, there are at least n values on the top of the stack.
-4. Pop the values val^n from the stack.
-5. Assert: Due to validation, the first non-value entry of the stack is a FRAME_.
-6. Pop the frame (FRAME_ _ { _ }) from the stack.
-7. Push the values val^n to the stack.
 
-Step_pure/return
-1. If the first non-value entry of the stack is a FRAME_, then:
-  a. Let (FRAME_ n { f }) be the topmost FRAME_.
-  b. Assert: Due to validation, there are at least n values on the top of the stack.
-  c. Pop the values val^n from the stack.
-  d. Pop all values val'* from the top of the stack.
-  e. Pop the frame (FRAME_ _ { _ }) from the stack.
-  f. Push the values val^n to the stack.
-2. Else:
-  a. Assert: Due to validation, the first non-value entry of the stack is a LABEL_.
-  b. Pop all values val* from the top of the stack.
-  c. Pop the label (LABEL_ _ { _ }) from the stack.
-  d. Push the values val* to the stack.
-  e. Execute the instruction RETURN.
 
-Step_pure/unop t unop
-1. Assert: Due to validation, a value of value type t is on the top of the stack.
-2. Pop the value (valtype_0.CONST c_1) from the stack.
-3. If (|$unop_(t, unop, c_1)| <= 0), then:
-  a. Trap.
-4. Let c be an element of $unop_(t, unop, c_1).
-5. Push the value (t.CONST c) to the stack.
 
-Step_pure/binop t binop
-1. Assert: Due to validation, a value of value type t is on the top of the stack.
-2. Pop the value (valtype_0.CONST c_2) from the stack.
-3. Assert: Due to validation, a value of value type num is on the top of the stack.
-4. Pop the value (valtype_0.CONST c_1) from the stack.
-5. If (|$binop_(t, binop, c_1, c_2)| <= 0), then:
-  a. Trap.
-6. Let c be an element of $binop_(t, binop, c_1, c_2).
-7. Push the value (t.CONST c) to the stack.
+The instruction :math:`(\mathsf{br\_table}~{l^\ast}~{l'})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~{t^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t_2^\ast}` if:
 
-Step_pure/testop t testop
-1. Assert: Due to validation, a value of value type t is on the top of the stack.
-2. Pop the value (valtype_0.CONST c_1) from the stack.
-3. Let c be $testop_(t, testop, c_1).
-4. Push the value (I32.CONST c) to the stack.
 
-Step_pure/relop t relop
-1. Assert: Due to validation, a value of value type t is on the top of the stack.
-2. Pop the value (valtype_0.CONST c_2) from the stack.
-3. Assert: Due to validation, a value of value type num is on the top of the stack.
-4. Pop the value (valtype_0.CONST c_1) from the stack.
-5. Let c be $relop_(t, relop, c_1, c_2).
-6. Push the value (I32.CONST c) to the stack.
+   * For all :math:`l` in :math:`{l^\ast}`:
 
-Step_pure/cvtop t_2 t_1 cvtop
-1. Assert: Due to validation, a value of value type t_1 is on the top of the stack.
-2. Pop the value (valtype_0.CONST c_1) from the stack.
-3. If (|$cvtop__(t_1, t_2, cvtop, c_1)| <= 0), then:
-  a. Trap.
-4. Let c be an element of $cvtop__(t_1, t_2, cvtop, c_1).
-5. Push the value (t_2.CONST c) to the stack.
+      * The result type :math:`C{.}\mathsf{labels}{}[l]` exists.
 
-Step_pure/local.tee x
-1. Assert: Due to validation, a value is on the top of the stack.
-2. Pop the value val from the stack.
-3. Push the value val to the stack.
-4. Push the value val to the stack.
-5. Execute the instruction (LOCAL.SET x).
+      * The result type :math:`{t^\ast}` :ref:`matches <match>` the result type :math:`C{.}\mathsf{labels}{}[l]`.
 
-Step_read/block t? instr*
-1. Let n be 0.
-2. If t? is not defined, then:
-  a. Enter instr* with label (LABEL_ n { [] }).
-3. Let n be 1.
-4. If (t? =/= ?()), then:
-  a. Enter instr* with label (LABEL_ n { [] }).
+   * The result type :math:`C{.}\mathsf{labels}{}[{l'}]` exists.
 
-Step_read/loop t? instr*
-1. Enter instr* with label (LABEL_ 0 { [(LOOP t? instr*)] }).
+   * The result type :math:`{t^\ast}` :ref:`matches <match>` the result type :math:`C{.}\mathsf{labels}{}[{l'}]`.
 
-Step_read/call x
-1. Let z be the current state.
-2. Assert: Due to validation, (x < |$funcaddr(z)|).
-3. Execute the instruction (CALL_ADDR $funcaddr(z)[x]).
 
-Step_read/call_indirect x
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-3. Pop the value (I32.CONST i) from the stack.
-4. If (i >= |$table(z, 0).REFS|), then:
-  a. Trap.
-5. If $table(z, 0).REFS[i] is not defined, then:
-  a. Trap.
-6. Let ?(a) be $table(z, 0).REFS[i].
-7. If (a >= |$funcinst(z)|), then:
-  a. Trap.
-8. If ($type(z, x) =/= $funcinst(z)[a].TYPE), then:
-  a. Trap.
-9. Execute the instruction (CALL_ADDR a).
 
-Step_read/call_addr a
-1. Let z be the current state.
-2. Assert: Due to validation, (a < |$funcinst(z)|).
-3. Let { TYPE: t_1^k -> t_2^n; MODULE: mm; CODE: func } be $funcinst(z)[a].
-4. Let (FUNC x local_0* instr*) be func.
-5. Let t* be [].
-6. For each local_0 in local_0*, do:
-  a. Let (LOCAL t) be local_0.
-  b. Append t to the t*.
-7. Assert: Due to validation, there are at least k values on the top of the stack.
-8. Pop the values val^k from the stack.
-9. Let f be { LOCALS: val^k :: $default_(t)*; MODULE: mm }.
-10. Push the frame (FRAME_ n { f }) to the stack.
-11. Enter instr* with label (LABEL_ n { [] }).
 
-Step_read/local.get x
-1. Let z be the current state.
-2. Push the value $local(z, x) to the stack.
+The instruction :math:`(\mathsf{call}~x)` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
-Step_read/global.get x
-1. Let z be the current state.
-2. Push the value $global(z, x).VALUE to the stack.
 
-Step_read/load t loadop_? ao
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-3. Pop the value (I32.CONST i) from the stack.
-4. If loadop_? is not defined, then:
-  a. If (((i + ao.OFFSET) + ($size(t) / 8)) > |$mem(z, 0).BYTES|), then:
-    1) Trap.
-  b. Let c be $bytes__1^-1(t, $mem(z, 0).BYTES[(i + ao.OFFSET) : ($size(t) / 8)]).
-  c. Push the value (t.CONST c) to the stack.
-5. Else:
-  a. Assert: Due to validation, t is Inn.
-  b. Let ?(loadop_0) be loadop_?.
-  c. Let n _ sx be loadop_0.
-  d. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
-    1) Trap.
-  e. Let c be $ibytes__1^-1(n, $mem(z, 0).BYTES[(i + ao.OFFSET) : (n / 8)]).
-  f. Push the value (t.CONST $extend__(n, $size(t), sx, c)) to the stack.
+   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
+
+   * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+
+
+
+The instruction :math:`(\mathsf{call\_indirect}~x~y)` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t_2^\ast}` if:
+
+
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~\mathsf{funcref})`.
+
+   * The function type :math:`C{.}\mathsf{types}{}[y]` exists.
+
+   * The function type :math:`C{.}\mathsf{types}{}[y]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+
+
+
+
+The instruction :math:`\mathsf{return}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~{t^\ast}~\rightarrow~{t_2^\ast}` if:
+
+
+   * The result type :math:`C{.}\mathsf{return}` is of the form :math:`{t^\ast}`.
+
+
+
+
+The instruction :math:`({\mathit{nt}}{.}\mathsf{const}~c_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{\mathit{nt}}`.
+
+
+
+
+The instruction :math:`({\mathit{nt}} {.} {\mathit{unop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~\rightarrow~{\mathit{nt}}`.
+
+
+
+
+The instruction :math:`({\mathit{nt}} {.} {\mathit{binop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~{\mathit{nt}}~\rightarrow~{\mathit{nt}}`.
+
+
+
+
+The instruction :math:`({\mathit{nt}} {.} {\mathit{testop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-Step_read/memory.size
-1. Let z be the current state.
-2. Let ((n * 64) * $Ki()) be |$mem(z, 0).BYTES|.
-3. Push the value (I32.CONST n) to the stack.
 
-Step/local.set x
-1. Let z be the current state.
-2. Assert: Due to validation, a value is on the top of the stack.
-3. Pop the value val from the stack.
-4. Perform $with_local(z, x, val).
 
-Step/global.set x
-1. Let z be the current state.
-2. Assert: Due to validation, a value is on the top of the stack.
-3. Pop the value val from the stack.
-4. Perform $with_global(z, x, val).
 
-Step/store t sz? ao
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type num is on the top of the stack.
-3. Pop the value (t'.CONST c) from the stack.
-4. Assert: Due to validation, a value is on the top of the stack.
-5. Pop the value (I32.CONST i) from the stack.
-6. Assert: Due to validation, (t = t').
-7. If sz? is not defined, then:
-  a. If (((i + ao.OFFSET) + ($size(t') / 8)) > |$mem(z, 0).BYTES|), then:
-    1) Trap.
-  b. Let b* be $bytes_(t', c).
-  c. Perform $with_mem(z, 0, (i + ao.OFFSET), ($size(t') / 8), b*).
-8. Else:
-  a. Assert: Due to validation, t' is Inn.
-  b. Let ?(n) be sz?.
-  c. If (((i + ao.OFFSET) + (n / 8)) > |$mem(z, 0).BYTES|), then:
-    1) Trap.
-  d. Let b* be $ibytes_(n, $wrap__($size(t'), n, c)).
-  e. Perform $with_mem(z, 0, (i + ao.OFFSET), (n / 8), b*).
+The instruction :math:`({\mathit{nt}} {.} {\mathit{relop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~{\mathit{nt}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-Step/memory.grow
-1. Let z be the current state.
-2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
-3. Pop the value (I32.CONST n) from the stack.
-4. Either:
-  a. Let mi be $growmemory($mem(z, 0), n).
-  b. Push the value (I32.CONST (|$mem(z, 0).BYTES| / (64 * $Ki()))) to the stack.
-  c. Perform $with_meminst(z, 0, mi).
-5. Or:
-  a. Push the value (I32.CONST $inv_signed_(32, (- 1))) to the stack.
 
-Ki
-1. Return 1024.
 
-min i j
-1. If (i <= j), then:
-  a. Return i.
-2. Return j.
 
-sum n''*
-1. If (n''* = []), then:
-  a. Return 0.
-2. Let [n] :: n'* be n''*.
-3. Return (n + $sum(n'*)).
+The instruction :math:`({\mathit{nt}}_1 {.} {{\mathit{cvtop}}}{\mathsf{\_}}{{\mathit{nt}}_2})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}_2~\rightarrow~{\mathit{nt}}_1` if:
 
-opt_ `X X*
-1. If (X* = []), then:
-  a. Return ?().
-2. If (|X*| = 1), then:
-  a. Let [w] be X*.
-  b. Return ?(w).
-3. Fail.
 
-list_ `X X?
-1. If X? is not defined, then:
-  a. Return [].
-2. Let ?(w) be X?.
-3. Return [w].
+   * Either:
 
-concat_ `X X*
-1. If (X* = []), then:
-  a. Return [].
-2. Let [w*] :: w'** be X*.
-3. Return w* :: $concat_(`X, w'**).
+      * :math:`{\mathit{cvtop}}` is of the form :math:`\mathsf{reinterpret}`.
 
-signif N
-1. If (N = 32), then:
-  a. Return 23.
-2. If (N = 64), then:
-  a. Return 52.
-3. Fail.
+      * :math:`{|{\mathit{nt}}_1|}` is of the form :math:`{|{\mathit{nt}}_2|}`.
 
-expon N
-1. If (N = 32), then:
-  a. Return 8.
-2. If (N = 64), then:
-  a. Return 11.
-3. Fail.
+   * Or:
 
-M N
-1. Return $signif(N).
 
-E N
-1. Return $expon(N).
 
-fzero N
-1. Return (POS (SUBNORM 0)).
 
-fone N
-1. Return (POS (NORM 1 0)).
+The instruction :math:`(\mathsf{ref{.}null}~{\mathit{rt}})` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{\mathit{rt}}`.
 
-canon_ N
-1. Return (2 ^ ($signif(N) - 1)).
 
-size valtype
-1. If (valtype = I32), then:
-  a. Return 32.
-2. If (valtype = I64), then:
-  a. Return 64.
-3. If (valtype = F32), then:
-  a. Return 32.
-4. Assert: Due to validation, (valtype = F64).
-5. Return 64.
 
-funcsxt externtype'*
-1. If (externtype'* = []), then:
-  a. Return [].
-2. Let [externtype_0] :: xt* be externtype'*.
-3. If externtype_0 is some FUNC, then:
-  a. Let (FUNC ft) be externtype_0.
-  b. Return [ft] :: $funcsxt(xt*).
-4. Let [externtype] :: xt* be externtype'*.
-5. Return $funcsxt(xt*).
 
-globalsxt externtype'*
-1. If (externtype'* = []), then:
-  a. Return [].
-2. Let [externtype_0] :: xt* be externtype'*.
-3. If externtype_0 is some GLOBAL, then:
-  a. Let (GLOBAL gt) be externtype_0.
-  b. Return [gt] :: $globalsxt(xt*).
-4. Let [externtype] :: xt* be externtype'*.
-5. Return $globalsxt(xt*).
+The instruction :math:`(\mathsf{ref{.}func}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{funcref}` if:
 
-tablesxt externtype'*
-1. If (externtype'* = []), then:
-  a. Return [].
-2. Let [externtype_0] :: xt* be externtype'*.
-3. If externtype_0 is some TABLE, then:
-  a. Let (TABLE tt) be externtype_0.
-  b. Return [tt] :: $tablesxt(xt*).
-4. Let [externtype] :: xt* be externtype'*.
-5. Return $tablesxt(xt*).
 
-memsxt externtype'*
-1. If (externtype'* = []), then:
-  a. Return [].
-2. Let [externtype_0] :: xt* be externtype'*.
-3. If externtype_0 is some MEM, then:
-  a. Let (MEM mt) be externtype_0.
-  b. Return [mt] :: $memsxt(xt*).
-4. Let [externtype] :: xt* be externtype'*.
-5. Return $memsxt(xt*).
+   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
-memarg0
-1. Return { ALIGN: 0; OFFSET: 0 }.
 
-bool b
-1. If (b = false), then:
-  a. Return 0.
-2. Assert: Due to validation, (b = true).
-3. Return 1.
 
-signed_ N i
-1. If (i < (2 ^ (N - 1))), then:
-  a. Return i.
-2. Assert: Due to validation, ((2 ^ (N - 1)) <= i).
-3. Assert: Due to validation, (i < (2 ^ N)).
-4. Return (i - (2 ^ N)).
 
-inv_signed_ N i
-1. If ((0 <= i) /\ (i < (2 ^ (N - 1)))), then:
-  a. Return i.
-2. Assert: Due to validation, ((- (2 ^ (N - 1))) <= i).
-3. Assert: Due to validation, (i < 0).
-4. Return (i + (2 ^ N)).
+The instruction :math:`\mathsf{ref{.}is\_null}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{rt}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-unop_ valtype unop_ iN
-1. If valtype is Inn, then:
-  a. If (unop_ = CLZ), then:
-    1) Return [$iclz_($size(valtype), iN)].
-  b. If (unop_ = CTZ), then:
-    1) Return [$ictz_($size(valtype), iN)].
-  c. If (unop_ = POPCNT), then:
-    1) Return [$ipopcnt_($size(valtype), iN)].
-2. Assert: Due to validation, valtype is Fnn.
-3. If (unop_ = ABS), then:
-  a. Return $fabs_($size(valtype), iN).
-4. If (unop_ = NEG), then:
-  a. Return $fneg_($size(valtype), iN).
-5. If (unop_ = SQRT), then:
-  a. Return $fsqrt_($size(valtype), iN).
-6. If (unop_ = CEIL), then:
-  a. Return $fceil_($size(valtype), iN).
-7. If (unop_ = FLOOR), then:
-  a. Return $ffloor_($size(valtype), iN).
-8. If (unop_ = TRUNC), then:
-  a. Return $ftrunc_($size(valtype), iN).
-9. Assert: Due to validation, (unop_ = NEAREST).
-10. Return $fnearest_($size(valtype), iN).
 
-iadd_ N i_1 i_2
-1. Return ((i_1 + i_2) \ (2 ^ N)).
 
-idiv_ N sx i_1 i_2
-1. If (sx = U), then:
-  a. If (i_2 = 0), then:
-    1) Return ?().
-  b. Return ?($truncz((i_1 / i_2))).
-2. Assert: Due to validation, (sx = S).
-3. If (i_2 = 0), then:
-  a. Return ?().
-4. If (($signed_(N, i_1) / $signed_(N, i_2)) = (2 ^ (N - 1))), then:
-  a. Return ?().
-5. Return ?($inv_signed_(N, $truncz(($signed_(N, i_1) / $signed_(N, i_2))))).
 
-imul_ N i_1 i_2
-1. Return ((i_1 * i_2) \ (2 ^ N)).
+The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{const}~c)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-irem_ N sx i_1 i_2
-1. If (sx = U), then:
-  a. If (i_2 = 0), then:
-    1) Return ?().
-  b. Return ?((i_1 - (i_2 * $truncz((i_1 / i_2))))).
-2. Assert: Due to validation, (sx = S).
-3. If (i_2 = 0), then:
-  a. Return ?().
-4. Let j_1 be $signed_(N, i_1).
-5. Let j_2 be $signed_(N, i_2).
-6. Return ?($inv_signed_(N, (j_1 - (j_2 * $truncz((j_1 / j_2)))))).
 
-isub_ N i_1 i_2
-1. Return ((((2 ^ N) + i_1) - i_2) \ (2 ^ N)).
 
-binop_ valtype binop_ iN_1 iN_2
-1. If valtype is Inn, then:
-  a. If (binop_ = ADD), then:
-    1) Return [$iadd_($size(valtype), iN_1, iN_2)].
-  b. If (binop_ = SUB), then:
-    1) Return [$isub_($size(valtype), iN_1, iN_2)].
-  c. If (binop_ = MUL), then:
-    1) Return [$imul_($size(valtype), iN_1, iN_2)].
-  d. If binop_ is some DIV, then:
-    1) Let (DIV sx) be binop_.
-    2) Return $list_(`val_((Inn : Inn <: valtype)), $idiv_($size(valtype), sx, iN_1, iN_2)).
-  e. If binop_ is some REM, then:
-    1) Let (REM sx) be binop_.
-    2) Return $list_(`val_((Inn : Inn <: valtype)), $irem_($size(valtype), sx, iN_1, iN_2)).
-  f. If (binop_ = AND), then:
-    1) Return [$iand_($size(valtype), iN_1, iN_2)].
-  g. If (binop_ = OR), then:
-    1) Return [$ior_($size(valtype), iN_1, iN_2)].
-  h. If (binop_ = XOR), then:
-    1) Return [$ixor_($size(valtype), iN_1, iN_2)].
-  i. If (binop_ = SHL), then:
-    1) Return [$ishl_($size(valtype), iN_1, iN_2)].
-  j. If binop_ is some SHR, then:
-    1) Let (SHR sx) be binop_.
-    2) Return [$ishr_($size(valtype), sx, iN_1, iN_2)].
-  k. If (binop_ = ROTL), then:
-    1) Return [$irotl_($size(valtype), iN_1, iN_2)].
-  l. If (binop_ = ROTR), then:
-    1) Return [$irotr_($size(valtype), iN_1, iN_2)].
-2. Assert: Due to validation, valtype is Fnn.
-3. If (binop_ = ADD), then:
-  a. Return $fadd_($size(valtype), iN_1, iN_2).
-4. If (binop_ = SUB), then:
-  a. Return $fsub_($size(valtype), iN_1, iN_2).
-5. If (binop_ = MUL), then:
-  a. Return $fmul_($size(valtype), iN_1, iN_2).
-6. If (binop_ = DIV), then:
-  a. Return $fdiv_($size(valtype), iN_1, iN_2).
-7. If (binop_ = MIN), then:
-  a. Return $fmin_($size(valtype), iN_1, iN_2).
-8. If (binop_ = MAX), then:
-  a. Return $fmax_($size(valtype), iN_1, iN_2).
-9. Assert: Due to validation, (binop_ = COPYSIGN).
-10. Return $fcopysign_($size(valtype), iN_1, iN_2).
 
-ieqz_ N i_1
-1. Return $bool((i_1 = 0)).
+The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvunop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-testop_ Inn EQZ iN
-1. Return $ieqz_($size(Inn), iN).
 
-ieq_ N i_1 i_2
-1. Return $bool((i_1 = i_2)).
 
-ige_ N sx i_1 i_2
-1. If (sx = U), then:
-  a. Return $bool((i_1 >= i_2)).
-2. Assert: Due to validation, (sx = S).
-3. Return $bool(($signed_(N, i_1) >= $signed_(N, i_2))).
 
-igt_ N sx i_1 i_2
-1. If (sx = U), then:
-  a. Return $bool((i_1 > i_2)).
-2. Assert: Due to validation, (sx = S).
-3. Return $bool(($signed_(N, i_1) > $signed_(N, i_2))).
+The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvbinop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-ile_ N sx i_1 i_2
-1. If (sx = U), then:
-  a. Return $bool((i_1 <= i_2)).
-2. Assert: Due to validation, (sx = S).
-3. Return $bool(($signed_(N, i_1) <= $signed_(N, i_2))).
 
-ilt_ N sx i_1 i_2
-1. If (sx = U), then:
-  a. Return $bool((i_1 < i_2)).
-2. Assert: Due to validation, (sx = S).
-3. Return $bool(($signed_(N, i_1) < $signed_(N, i_2))).
 
-ine_ N i_1 i_2
-1. Return $bool((i_1 =/= i_2)).
 
-relop_ valtype relop_ iN_1 iN_2
-1. If valtype is Inn, then:
-  a. If (relop_ = EQ), then:
-    1) Return $ieq_($size(valtype), iN_1, iN_2).
-  b. If (relop_ = NE), then:
-    1) Return $ine_($size(valtype), iN_1, iN_2).
-  c. If relop_ is some LT, then:
-    1) Let (LT sx) be relop_.
-    2) Return $ilt_($size(valtype), sx, iN_1, iN_2).
-  d. If relop_ is some GT, then:
-    1) Let (GT sx) be relop_.
-    2) Return $igt_($size(valtype), sx, iN_1, iN_2).
-  e. If relop_ is some LE, then:
-    1) Let (LE sx) be relop_.
-    2) Return $ile_($size(valtype), sx, iN_1, iN_2).
-  f. If relop_ is some GE, then:
-    1) Let (GE sx) be relop_.
-    2) Return $ige_($size(valtype), sx, iN_1, iN_2).
-2. Assert: Due to validation, valtype is Fnn.
-3. If (relop_ = EQ), then:
-  a. Return $feq_($size(valtype), iN_1, iN_2).
-4. If (relop_ = NE), then:
-  a. Return $fne_($size(valtype), iN_1, iN_2).
-5. If (relop_ = LT), then:
-  a. Return $flt_($size(valtype), iN_1, iN_2).
-6. If (relop_ = GT), then:
-  a. Return $fgt_($size(valtype), iN_1, iN_2).
-7. If (relop_ = LE), then:
-  a. Return $fle_($size(valtype), iN_1, iN_2).
-8. Assert: Due to validation, (relop_ = GE).
-9. Return $fge_($size(valtype), iN_1, iN_2).
+The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvternop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-cvtop__ valtype valtype' cvtop iN
-1. If cvtop is some EXTEND, then:
-  a. Let (EXTEND sx) be cvtop.
-  b. If ((valtype = I32) /\ (valtype' = I64)), then:
-    1) Return [$extend__(32, 64, sx, iN)].
-2. If ((valtype = I64) /\ ((valtype' = I32) /\ (cvtop = WRAP))), then:
-  a. Return [$wrap__(64, 32, iN)].
-3. If (valtype is Fnn /\ (valtype' is Inn /\ cvtop is some TRUNC)), then:
-  a. Let (TRUNC sx) be cvtop.
-  b. Return $list_(`val_((Inn : Inn <: valtype)), $trunc__($size(valtype), $size(valtype'), sx, iN)).
-4. If ((valtype = F32) /\ ((valtype' = F64) /\ (cvtop = PROMOTE))), then:
-  a. Return $promote__(32, 64, iN).
-5. If ((valtype = F64) /\ ((valtype' = F32) /\ (cvtop = DEMOTE))), then:
-  a. Return $demote__(64, 32, iN).
-6. If (valtype is Inn /\ valtype' is Fnn), then:
-  a. If cvtop is some CONVERT, then:
-    1) Let (CONVERT sx) be cvtop.
-    2) Return [$convert__($size(valtype), $size(valtype'), sx, iN)].
-  b. If ((cvtop = REINTERPRET) /\ ($size(valtype) = $size(valtype'))), then:
-    1) Return [$reinterpret__(valtype, valtype', iN)].
-7. Assert: Due to validation, valtype is Fnn.
-8. Assert: Due to validation, valtype' is Inn.
-9. Assert: Due to validation, (cvtop = REINTERPRET).
-10. Assert: Due to validation, ($size(valtype') = $size(valtype)).
-11. Return [$reinterpret__(valtype, valtype', iN)].
 
-inez_ N i_1
-1. Return $bool((i_1 =/= 0)).
 
-default_ valtype
-1. If (valtype = I32), then:
-  a. Return (I32.CONST 0).
-2. If (valtype = I64), then:
-  a. Return (I64.CONST 0).
-3. If (valtype = F32), then:
-  a. Return (F32.CONST $fzero(32)).
-4. Assert: Due to validation, (valtype = F64).
-5. Return (F64.CONST $fzero(64)).
 
-funcsxa externaddr'*
-1. If (externaddr'* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: xv* be externaddr'*.
-3. If externaddr_0 is some FUNC, then:
-  a. Let (FUNC fa) be externaddr_0.
-  b. Return [fa] :: $funcsxa(xv*).
-4. Let [externaddr] :: xv* be externaddr'*.
-5. Return $funcsxa(xv*).
+The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvtestop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-globalsxa externaddr'*
-1. If (externaddr'* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: xv* be externaddr'*.
-3. If externaddr_0 is some GLOBAL, then:
-  a. Let (GLOBAL ga) be externaddr_0.
-  b. Return [ga] :: $globalsxa(xv*).
-4. Let [externaddr] :: xv* be externaddr'*.
-5. Return $globalsxa(xv*).
 
-tablesxa externaddr'*
-1. If (externaddr'* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: xv* be externaddr'*.
-3. If externaddr_0 is some TABLE, then:
-  a. Let (TABLE ta) be externaddr_0.
-  b. Return [ta] :: $tablesxa(xv*).
-4. Let [externaddr] :: xv* be externaddr'*.
-5. Return $tablesxa(xv*).
 
-memsxa externaddr'*
-1. If (externaddr'* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: xv* be externaddr'*.
-3. If externaddr_0 is some MEM, then:
-  a. Let (MEM ma) be externaddr_0.
-  b. Return [ma] :: $memsxa(xv*).
-4. Let [externaddr] :: xv* be externaddr'*.
-5. Return $memsxa(xv*).
 
-store (s, f)
-1. Return.
+The instruction :math:`({\mathit{sh}} {.} {\mathit{vunop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-frame (s, f)
-1. Return f.
 
-funcaddr (s, f)
-1. Return f.MODULE.FUNCS.
 
-funcinst (s, f)
-1. Return s.FUNCS.
 
-globalinst (s, f)
-1. Return s.GLOBALS.
+The instruction :math:`({\mathit{sh}} {.} {\mathit{vbinop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-tableinst (s, f)
-1. Return s.TABLES.
 
-meminst (s, f)
-1. Return s.MEMS.
 
-moduleinst (s, f)
-1. Return f.MODULE.
 
-type (s, f) x
-1. Return f.MODULE.TYPES[x].
+The instruction :math:`({\mathit{sh}} {.} {\mathit{vtestop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-func (s, f) x
-1. Return s.FUNCS[f.MODULE.FUNCS[x]].
 
-global (s, f) x
-1. Return s.GLOBALS[f.MODULE.GLOBALS[x]].
 
-table (s, f) x
-1. Return s.TABLES[f.MODULE.TABLES[x]].
 
-mem (s, f) x
-1. Return s.MEMS[f.MODULE.MEMS[x]].
+The instruction :math:`({\mathit{sh}} {.} {\mathit{vrelop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-local (s, f) x
-1. Return f.LOCALS[x].
 
-with_local (s, f) x v
-1. Replace f.LOCALS[x] with v.
 
-with_global (s, f) x v
-1. Replace s.GLOBALS[f.MODULE.GLOBALS[x]].VALUE with v.
 
-with_table (s, f) x i a
-1. Replace s.TABLES[f.MODULE.TABLES[x]].REFS[i] with ?(a).
+The instruction :math:`({\mathit{sh}} {.} {\mathit{vshiftop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-with_tableinst (s, f) x ti
-1. Replace s.TABLES[f.MODULE.TABLES[x]] with ti.
 
-with_mem (s, f) x i j b*
-1. Replace s.MEMS[f.MODULE.MEMS[x]].BYTES[i : j] with b*.
 
-with_meminst (s, f) x mi
-1. Replace s.MEMS[f.MODULE.MEMS[x]] with mi.
 
-growtable ti n
-1. Let { TYPE: ([ i .. j? ]); REFS: ?(a)* } be ti.
-2. Let i' be (|a*| + n).
-3. If (i' <= j)?, then:
-  a. Let ti' be { TYPE: ([ i' .. j? ]); REFS: ?(a)* :: ?()^n }.
-  b. Return ti'.
-4. Fail.
+The instruction :math:`({\mathit{sh}}{.}\mathsf{bitmask})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-growmemory mi n
-1. Let { TYPE: ([ i .. j? ]); BYTES: b* } be mi.
-2. Let i' be ((|b*| / (64 * $Ki())) + n).
-3. If (i' <= j)?, then:
-  a. Let mi' be { TYPE: ([ i' .. j? ]); BYTES: b* :: 0^(n * (64 * $Ki())) }.
-  b. Return mi'.
-4. Fail.
 
-funcs externaddr''*
-1. If (externaddr''* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: externaddr'* be externaddr''*.
-3. If externaddr_0 is some FUNC, then:
-  a. Let (FUNC fa) be externaddr_0.
-  b. Return [fa] :: $funcs(externaddr'*).
-4. Let [externaddr] :: externaddr'* be externaddr''*.
-5. Return $funcs(externaddr'*).
 
-globals externaddr''*
-1. If (externaddr''* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: externaddr'* be externaddr''*.
-3. If externaddr_0 is some GLOBAL, then:
-  a. Let (GLOBAL ga) be externaddr_0.
-  b. Return [ga] :: $globals(externaddr'*).
-4. Let [externaddr] :: externaddr'* be externaddr''*.
-5. Return $globals(externaddr'*).
 
-tables externaddr''*
-1. If (externaddr''* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: externaddr'* be externaddr''*.
-3. If externaddr_0 is some TABLE, then:
-  a. Let (TABLE ta) be externaddr_0.
-  b. Return [ta] :: $tables(externaddr'*).
-4. Let [externaddr] :: externaddr'* be externaddr''*.
-5. Return $tables(externaddr'*).
+The instruction :math:`({\mathit{sh}}{.}\mathsf{swizzle})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-mems externaddr''*
-1. If (externaddr''* = []), then:
-  a. Return [].
-2. Let [externaddr_0] :: externaddr'* be externaddr''*.
-3. If externaddr_0 is some MEM, then:
-  a. Let (MEM ma) be externaddr_0.
-  b. Return [ma] :: $mems(externaddr'*).
-4. Let [externaddr] :: externaddr'* be externaddr''*.
-5. Return $mems(externaddr'*).
 
-allocfunc s moduleinst func
-1. Let (FUNC x local* expr) be func.
-2. Let fi be { TYPE: moduleinst.TYPES[x]; MODULE: moduleinst; CODE: func }.
-3. Let a be |s.FUNCS|.
-4. Append fi to the s.FUNCS.
-5. Return a.
 
-allocfuncs s moduleinst func''*
-1. If (func''* = []), then:
-  a. Return [].
-2. Let [func] :: func'* be func''*.
-3. Let fa be $allocfunc(s, moduleinst, func).
-4. Let fa'* be $allocfuncs(s, moduleinst, func'*).
-5. Return [fa] :: fa'*.
 
-allocglobal s globaltype val
-1. Let gi be { TYPE: globaltype; VALUE: val }.
-2. Let a be |s.GLOBALS|.
-3. Append gi to the s.GLOBALS.
-4. Return a.
+The instruction :math:`({\mathit{sh}}{.}\mathsf{shuffle}~{i^\ast})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
-allocglobals s globaltype''* val''*
-1. If (globaltype''* = []), then:
-  a. Assert: Due to validation, (val''* = []).
-  b. Return [].
-2. Else:
-  a. Let [globaltype] :: globaltype'* be globaltype''*.
-  b. Assert: Due to validation, (|val''*| >= 1).
-  c. Let [val] :: val'* be val''*.
-  d. Let ga be $allocglobal(s, globaltype, val).
-  e. Let ga'* be $allocglobals(s, globaltype'*, val'*).
-  f. Return [ga] :: ga'*.
 
-alloctable s ([ i .. j? ])
-1. Let ti be { TYPE: ([ i .. j? ]); REFS: ?()^i }.
-2. Let a be |s.TABLES|.
-3. Append ti to the s.TABLES.
-4. Return a.
+   * For all :math:`i` in :math:`{i^\ast}`:
+
+      * The lane index :math:`i` is less than :math:`2 \cdot {\mathrm{dim}}({\mathit{sh}})`.
 
-alloctables s tabletype''*
-1. If (tabletype''* = []), then:
-  a. Return [].
-2. Let [tabletype] :: tabletype'* be tabletype''*.
-3. Let ta be $alloctable(s, tabletype).
-4. Let ta'* be $alloctables(s, tabletype'*).
-5. Return [ta] :: ta'*.
 
-allocmem s ([ i .. j? ])
-1. Let mi be { TYPE: ([ i .. j? ]); BYTES: 0^(i * (64 * $Ki())) }.
-2. Let a be |s.MEMS|.
-3. Append mi to the s.MEMS.
-4. Return a.
 
-allocmems s memtype''*
-1. If (memtype''* = []), then:
-  a. Return [].
-2. Let [memtype] :: memtype'* be memtype''*.
-3. Let ma be $allocmem(s, memtype).
-4. Let ma'* be $allocmems(s, memtype'*).
-5. Return [ma] :: ma'*.
 
-instexport fa* ga* ta* ma* (EXPORT name externidx)
-1. If externidx is some FUNC, then:
-  a. Let (FUNC x) be externidx.
-  b. Return { NAME: name; ADDR: (FUNC fa*[x]) }.
-2. If externidx is some GLOBAL, then:
-  a. Let (GLOBAL x) be externidx.
-  b. Return { NAME: name; ADDR: (GLOBAL ga*[x]) }.
-3. If externidx is some TABLE, then:
-  a. Let (TABLE x) be externidx.
-  b. Return { NAME: name; ADDR: (TABLE ta*[x]) }.
-4. Assert: Due to validation, externidx is some MEM.
-5. Let (MEM x) be externidx.
-6. Return { NAME: name; ADDR: (MEM ma*[x]) }.
+The instruction :math:`({\mathit{sh}}{.}\mathsf{splat})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{numtype}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
-allocmodule s module externaddr* val*
-1. Let (MODULE type_0* import* func^n_func global_1* table_2* mem_3* elem* data* start? export*) be module.
-2. Let (MEMORY memtype)^n_mem be mem_3*.
-3. Let (TABLE tabletype)^n_table be table_2*.
-4. Let (GLOBAL globaltype expr_1)^n_global be global_1*.
-5. Let ft* be [].
-6. For each type_0 in type_0*, do:
-  a. Let (TYPE ft) be type_0.
-  b. Append ft to the ft*.
-7. Let fa_ex* be $funcs(externaddr*).
-8. Let ga_ex* be $globals(externaddr*).
-9. Let ma_ex* be $mems(externaddr*).
-10. Let ta_ex* be $tables(externaddr*).
-11. Let fa* be (|s.FUNCS| + i_func)^(i_func<n_func).
-12. Let ga* be (|s.GLOBALS| + i_global)^(i_global<n_global).
-13. Let ta* be (|s.TABLES| + i_table)^(i_table<n_table).
-14. Let ma* be (|s.MEMS| + i_mem)^(i_mem<n_mem).
-15. Let xi* be [].
-16. For each export in export*, do:
-  a. Let xi be $instexport(fa_ex* :: fa*, ga_ex* :: ga*, ta_ex* :: ta*, ma_ex* :: ma*, export).
-  b. Append xi to the xi*.
-17. Let moduleinst be { TYPES: ft*; FUNCS: fa_ex* :: fa*; GLOBALS: ga_ex* :: ga*; TABLES: ta_ex* :: ta*; MEMS: ma_ex* :: ma*; EXPORTS: xi* }.
-18. Let funcaddr_0* be $allocfuncs(s, moduleinst, func^n_func).
-19. Assert: Due to validation, (funcaddr_0* = fa*).
-20. Let globaladdr_0* be $allocglobals(s, globaltype^n_global, val*).
-21. Assert: Due to validation, (globaladdr_0* = ga*).
-22. Let tableaddr_0* be $alloctables(s, tabletype^n_table).
-23. Assert: Due to validation, (tableaddr_0* = ta*).
-24. Let memaddr_0* be $allocmems(s, memtype^n_mem).
-25. Assert: Due to validation, (memaddr_0* = ma*).
-26. Return moduleinst.
 
-initelem s moduleinst u32* funcaddr*
-1. If (funcaddr* = []), then:
-  a. Assert: Due to validation, (u32* = []).
-  b. Return.
-2. Else:
-  a. Let [a*] :: a'** be funcaddr*.
-  b. Assert: Due to validation, (|u32*| >= 1).
-  c. Let [i] :: i'* be u32*.
-  d. Replace s.TABLES[moduleinst.TABLES[0]].REFS[i : |a*|] with ?(a)*.
-  e. Perform $initelem(s, moduleinst, i'*, a'**).
-  f. Return.
+   * The number type :math:`{\mathit{numtype}}` is :math:`{\mathrm{unpack}}({\mathit{sh}})`.
 
-initdata s moduleinst u32* byte*
-1. If (byte* = []), then:
-  a. Assert: Due to validation, (u32* = []).
-  b. Return.
-2. Else:
-  a. Let [b*] :: b'** be byte*.
-  b. Assert: Due to validation, (|u32*| >= 1).
-  c. Let [i] :: i'* be u32*.
-  d. Replace s.MEMS[moduleinst.MEMS[0]].BYTES[i : |b*|] with b*.
-  e. Perform $initdata(s, moduleinst, i'*, b'**).
-  f. Return.
 
-instantiate s module externaddr*
-1. Let (MODULE type* import* func* global* table* mem* elem* data* start? export*) be module.
-2. Let functype* be [].
-3. For each type in type*, do:
-  a. Let (TYPE functype) be type.
-  b. Append functype to the functype*.
-4. Let n_F be |func*|.
-5. Let b** be [].
-6. Let expr_D* be [].
-7. For each data in data*, do:
-  a. Let (DATA expr_D b*) be data.
-  b. Append b* to the b**.
-  c. Append expr_D to the expr_D*.
-8. Let expr_E* be [].
-9. Let x** be [].
-10. For each elem in elem*, do:
-  a. Let (ELEM expr_E x*) be elem.
-  b. Append expr_E to the expr_E*.
-  c. Append x* to the x**.
-11. Let expr_G* be [].
-12. For each global in global*, do:
-  a. Let (GLOBAL globaltype expr_G) be global.
-  b. Append expr_G to the expr_G*.
-13. Let moduleinst_init be { TYPES: functype*; FUNCS: $funcs(externaddr*) :: (|s.FUNCS| + i_F)^(i_F<n_F); GLOBALS: $globals(externaddr*) }.
-14. Let f_init be { MODULE: moduleinst_init }.
-15. Let z be (s, f_init).
-16. Push the frame (FRAME_ 0 { $frame(z) }) to the stack.
-17. Let i_D* be [].
-18. For each expr_D in expr_D*, do:
-  a. Let [(I32.CONST i_D)] be $Eval_expr(z, expr_D).
-  b. Append i_D to the i_D*.
-19. Let i_E* be [].
-20. For each expr_E in expr_E*, do:
-  a. Let [(I32.CONST i_E)] be $Eval_expr(z, expr_E).
-  b. Append i_E to the i_E*.
-21. Let val* be [].
-22. For each expr_G in expr_G*, do:
-  a. Let [val] be $Eval_expr(z, expr_G).
-  b. Append val to the val*.
-23. Pop the frame (FRAME_ 0 { $frame(z) }) from the stack.
-24. Let moduleinst be $allocmodule(s, module, externaddr*, val*).
-25. Let f be { MODULE: moduleinst }.
-26. Perform $initelem(s, moduleinst, i_E*, moduleinst.FUNCS[x]**).
-27. Perform $initdata(s, moduleinst, i_D*, b**).
-28. Push the frame (FRAME_ 0 { f }) to the stack.
-29. If start? is defined, then:
-  a. Let ?((START x')) be start?.
-  b. Let instr_0 be (CALL x').
-  c. Execute the instruction instr_0.
-30. Pop the frame (FRAME_ 0 { f }) from the stack.
-31. Return f.MODULE.
 
-invoke s fa val^n
-1. Let f be { MODULE: {} }.
-2. Push the frame (FRAME_ 0 { (s, f) }) to the stack.
-3. Let t_1^n -> t_2* be $funcinst((s, f))[fa].TYPE.
-4. Pop the frame (FRAME_ 0 { _f }) from the stack.
-5. Let k be |t_2*|.
-6. Push the frame (FRAME_ k { f }) to the stack.
-7. Push the values val^n to the stack.
-8. Execute the instruction (CALL_ADDR fa).
-9. Pop the values val'^k from the stack.
-10. Pop the frame (FRAME_ k { f }) from the stack.
-11. Return val'^k.
 
-Eval_expr instr*
-1. Execute the sequence instr*.
-2. Pop the value val from the stack.
-3. Return [val].
+The instruction :math:`({{\mathit{sh}}{.}\mathsf{extract\_lane}}{{{\mathit{sx}}^?}}~i)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~{\mathit{numtype}}` if:
 
-== Complete.
-Generating prose for Wasm 2.0...
-spectec 0.5 generator
-== Parsing...
-== Elaboration...
-== IL Validation...
-== Running pass sideconditions...
-== IL Validation after pass sideconditions...
-== Translating to AL...
-== Prose Generation...
 
+   * The lane index :math:`i` is less than :math:`{\mathrm{dim}}({\mathit{sh}})`.
 
+   * The number type :math:`{\mathit{numtype}}` is :math:`{\mathrm{unpack}}({\mathit{sh}})`.
 
-The limits :math:`{}[ n .. {m^?} ]` is :ref:`valid <valid-val>` with :math:`k` if:
 
 
-   * :math:`n` is less than or equal to :math:`k`.
 
-   * If :math:`m` is defined, then:
+The instruction :math:`({\mathit{sh}}{.}\mathsf{replace\_lane}~i)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~{\mathit{numtype}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
-      * :math:`n` is less than or equal to :math:`m`.
 
-      * :math:`m` is less than or equal to :math:`k`.
+   * The lane index :math:`i` is less than :math:`{\mathrm{dim}}({\mathit{sh}})`.
 
+   * The number type :math:`{\mathit{numtype}}` is :math:`{\mathrm{unpack}}({\mathit{sh}})`.
 
 
 
-The function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` is always :ref:`valid <valid-val>`.
 
+The instruction :math:`(\mathsf{vextunop}~{\mathit{sh}}_1~{\mathit{sh}}_2~{\mathit{vextunop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
 
 
-The global type :math:`({\mathsf{mut}^?}~t)` is always :ref:`valid <valid-val>`.
 
+The instruction :math:`(\mathsf{vextbinop}~{\mathit{sh}}_1~{\mathit{sh}}_2~{\mathit{vextbinop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
 
 
-The table type :math:`({\mathit{limits}}~{\mathit{reftype}})` is :ref:`valid <valid-val>` if:
 
+The instruction :math:`({{\mathit{sh}}_1{.}\mathsf{narrow}}{\mathsf{\_}}{{\mathit{sh}}_2}{\mathsf{\_}}{{\mathit{sx}}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-   * The limits :math:`{\mathit{limits}}` is :ref:`valid <valid-val>` with :math:`{2^{32}} - 1`.
 
 
 
+The instruction :math:`({\mathit{sh}}_1 {.} {{\mathit{vcvtop}}}{\mathsf{\_}}{{\mathit{sh}}_2})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
-The memory type :math:`{\mathit{limits}}~\mathsf{page}` is :ref:`valid <valid-val>` if:
 
 
-   * The limits :math:`{\mathit{limits}}` is :ref:`valid <valid-val>` with :math:`{2^{16}}`.
 
+The instruction :math:`(\mathsf{local{.}get}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~t` if:
 
 
+   * The value type :math:`C{.}\mathsf{locals}{}[x]` exists.
 
-The external type :math:`{\mathit{externtype}}` is :ref:`valid <valid-val>` if:
+   * The value type :math:`C{.}\mathsf{locals}{}[x]` is of the form :math:`t`.
 
 
-   * Either:
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{func}~{\mathit{functype}})`.
 
-      * The function type :math:`{\mathit{functype}}` is :ref:`valid <valid-val>`.
+The instruction :math:`(\mathsf{local{.}set}~x)` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~\epsilon` if:
 
-   * Or:
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{global}~{\mathit{globaltype}})`.
+   * The value type :math:`C{.}\mathsf{locals}{}[x]` exists.
 
-      * The global type :math:`{\mathit{globaltype}}` is :ref:`valid <valid-val>`.
-   * Or:
+   * The value type :math:`C{.}\mathsf{locals}{}[x]` is of the form :math:`t`.
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{table}~{\mathit{tabletype}})`.
 
-      * The table type :math:`{\mathit{tabletype}}` is :ref:`valid <valid-val>`.
-   * Or:
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{mem}~{\mathit{memtype}})`.
 
-      * The memory type :math:`{\mathit{memtype}}` is :ref:`valid <valid-val>`.
+The instruction :math:`(\mathsf{local{.}tee}~x)` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~t` if:
 
 
+   * The value type :math:`C{.}\mathsf{locals}{}[x]` exists.
 
+   * The value type :math:`C{.}\mathsf{locals}{}[x]` is of the form :math:`t`.
 
-The external type :math:`(\mathsf{func}~{\mathit{functype}})` is :ref:`valid <valid-val>` if:
 
 
-   * The function type :math:`{\mathit{functype}}` is :ref:`valid <valid-val>`.
 
+The instruction :math:`(\mathsf{global{.}get}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~t` if:
 
 
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
-The external type :math:`(\mathsf{global}~{\mathit{globaltype}})` is :ref:`valid <valid-val>` if:
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`({\mathit{mut}}~t)`.
 
 
-   * The global type :math:`{\mathit{globaltype}}` is :ref:`valid <valid-val>`.
 
 
+The instruction :math:`(\mathsf{global{.}set}~x)` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~\epsilon` if:
 
 
-The external type :math:`(\mathsf{table}~{\mathit{tabletype}})` is :ref:`valid <valid-val>` if:
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`(\mathsf{mut}~t)`.
 
-   * The table type :math:`{\mathit{tabletype}}` is :ref:`valid <valid-val>`.
 
 
 
+The instruction :math:`(\mathsf{table{.}get}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathit{rt}}` if:
 
-The external type :math:`(\mathsf{mem}~{\mathit{memtype}})` is :ref:`valid <valid-val>` if:
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-   * The memory type :math:`{\mathit{memtype}}` is :ref:`valid <valid-val>`.
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
 
 
 
-The value type :math:`t_2` :ref:`matches <match>` the value type :math:`t_1` if:
+The instruction :math:`(\mathsf{table{.}set}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{rt}}~\rightarrow~\epsilon` if:
 
 
-   * Either:
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
-      * The value type :math:`t_2` is of the form :math:`t_1`.
 
-   * Or:
 
-      * The value type :math:`t_2` is of the form :math:`\mathsf{bot}`.
 
+The instruction :math:`(\mathsf{table{.}size}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{i{\scriptstyle 32}}` if:
 
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-The value type :math:`t` :ref:`matches <match>` only itself.
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
 
 
 
-The value type :math:`\mathsf{bot}` :ref:`matches <match>` the value type :math:`t`.
+The instruction :math:`(\mathsf{table{.}grow}~x)` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{rt}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{i{\scriptstyle 32}}` if:
 
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
 
-The result type :math:`{t_1^\ast}` :ref:`matches <match>` the result type :math:`{t_2^\ast}` if:
 
 
-   * For all :math:`t_1` in :math:`{t_1^\ast}`, and corresponding :math:`t_2` in :math:`{t_2^\ast}`:
+The instruction :math:`(\mathsf{table{.}fill}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{rt}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
 
-      * The value type :math:`t_1` :ref:`matches <match>` the value type :math:`t_2`.
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
 
-The limits :math:`{}[ n_{11} .. n_{12} ]` :ref:`matches <match>` the limits :math:`{}[ n_{21} .. n_{22} ]` if:
 
 
-   * :math:`n_{11}` is greater than or equal to :math:`n_{21}`.
+The instruction :math:`(\mathsf{table{.}copy}~x_1~x_2)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
 
-   * :math:`n_{12}` is less than or equal to :math:`n_{22}`.
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` exists.
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` is of the form :math:`({\mathit{lim}}_1~{\mathit{rt}})`.
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x_2]` exists.
 
-The function type :math:`{\mathit{ft}}` :ref:`matches <match>` only itself.
+   * The table type :math:`C{.}\mathsf{tables}{}[x_2]` is of the form :math:`({\mathit{lim}}_2~{\mathit{rt}})`.
 
 
 
 
-The global type :math:`{\mathit{gt}}` :ref:`matches <match>` only itself.
+The instruction :math:`(\mathsf{table{.}init}~x_1~x_2)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
 
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` exists.
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
-The table type :math:`({\mathit{lim}}_1~{\mathit{rt}})` :ref:`matches <match>` the table type :math:`({\mathit{lim}}_2~{\mathit{rt}})` if:
+   * The element type :math:`C{.}\mathsf{elems}{}[x_2]` exists.
 
+   * The reference type :math:`C{.}\mathsf{elems}{}[x_2]` is of the form :math:`{\mathit{rt}}`.
 
-   * The limits :math:`{\mathit{lim}}_1` :ref:`matches <match>` the limits :math:`{\mathit{lim}}_2`.
 
 
 
+The instruction :math:`(\mathsf{elem{.}drop}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon` if:
 
-The memory type :math:`{\mathit{lim}}_1~\mathsf{page}` :ref:`matches <match>` the memory type :math:`{\mathit{lim}}_2~\mathsf{page}` if:
 
+   * The element type :math:`C{.}\mathsf{elems}{}[x]` exists.
 
-   * The limits :math:`{\mathit{lim}}_1` :ref:`matches <match>` the limits :math:`{\mathit{lim}}_2`.
 
 
 
+The instruction :math:`\mathsf{memory{.}size}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-The external type :math:`{\mathit{externtype}}_1` :ref:`matches <match>` the external type :math:`{\mathit{externtype}}_2` if:
 
 
-   * Either:
 
-      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{func}~{\mathit{ft}}_1)`.
+The instruction :math:`\mathsf{memory{.}grow}` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
-      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{func}~{\mathit{ft}}_2)`.
 
-      * The function type :math:`{\mathit{ft}}_1` :ref:`matches <match>` the function type :math:`{\mathit{ft}}_2`.
 
-   * Or:
 
-      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{global}~{\mathit{gt}}_1)`.
+The instruction :math:`\mathsf{memory{.}fill}` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon`.
 
-      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{global}~{\mathit{gt}}_2)`.
 
-      * The global type :math:`{\mathit{gt}}_1` :ref:`matches <match>` the global type :math:`{\mathit{gt}}_2`.
-   * Or:
 
-      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{table}~{\mathit{tt}}_1)`.
 
-      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{table}~{\mathit{tt}}_2)`.
+The instruction :math:`\mathsf{memory{.}copy}` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon`.
 
-      * The table type :math:`{\mathit{tt}}_1` :ref:`matches <match>` the table type :math:`{\mathit{tt}}_2`.
-   * Or:
 
-      * The external type :math:`{\mathit{externtype}}_1` is of the form :math:`(\mathsf{mem}~{\mathit{mt}}_1)`.
 
-      * The external type :math:`{\mathit{externtype}}_2` is of the form :math:`(\mathsf{mem}~{\mathit{mt}}_2)`.
 
-      * The memory type :math:`{\mathit{mt}}_1` :ref:`matches <match>` the memory type :math:`{\mathit{mt}}_2`.
+The instruction :math:`(\mathsf{memory{.}init}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
 
 
+   * The data type :math:`C{.}\mathsf{datas}{}[x]` exists.
 
+   * The data type :math:`C{.}\mathsf{datas}{}[x]` is of the form :math:`\mathsf{ok}`.
 
-The external type :math:`(\mathsf{func}~{\mathit{ft}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{func}~{\mathit{ft}}_2)` if:
 
 
-   * The function type :math:`{\mathit{ft}}_1` :ref:`matches <match>` the function type :math:`{\mathit{ft}}_2`.
 
+The instruction :math:`(\mathsf{data{.}drop}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon` if:
 
 
+   * The data type :math:`C{.}\mathsf{datas}{}[x]` exists.
 
-The external type :math:`(\mathsf{global}~{\mathit{gt}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{global}~{\mathit{gt}}_2)` if:
+   * The data type :math:`C{.}\mathsf{datas}{}[x]` is of the form :math:`\mathsf{ok}`.
 
 
-   * The global type :math:`{\mathit{gt}}_1` :ref:`matches <match>` the global type :math:`{\mathit{gt}}_2`.
 
 
+The instruction :math:`({{\mathit{nt}}{.}\mathsf{load}}{{{\mathit{loadop}}^?}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathit{valtype}}` if:
 
 
-The external type :math:`(\mathsf{table}~{\mathit{tt}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{table}~{\mathit{tt}}_2)` if:
+   * Either:
 
+      * :math:`{{\mathit{loadop}}^?}` is absent.
 
-   * The table type :math:`{\mathit{tt}}_1` :ref:`matches <match>` the table type :math:`{\mathit{tt}}_2`.
+      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathit{nt}}`.
 
+      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
 
+   * Or:
 
+      * The number type :math:`{\mathit{nt}}` is of the form :math:`{\mathsf{i}}{n}`.
 
-The external type :math:`(\mathsf{mem}~{\mathit{mt}}_1)` :ref:`matches <match>` the external type :math:`(\mathsf{mem}~{\mathit{mt}}_2)` if:
+      * :math:`{{\mathit{loadop}}^?}` is of the form :math:`{M}{\mathsf{\_}}{{\mathit{sx}}}`.
 
+      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathsf{i}}{n}`.
 
-   * The memory type :math:`{\mathit{mt}}_1` :ref:`matches <match>` the memory type :math:`{\mathit{mt}}_2`.
+      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
 
 
 
 
-The block type :math:`{\mathit{blocktype}}` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
+The instruction :math:`({{\mathit{nt}}{.}\mathsf{store}}{{{\mathit{sz}}^?}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{valtype}}~\rightarrow~\epsilon` if:
 
 
    * Either:
 
-      * The block type :math:`{\mathit{blocktype}}` is of the form :math:`{{\mathit{valtype}''}^?}`.
+      * The pack size :math:`{{\mathit{sz}}^?}` is absent.
 
-      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
+      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathit{nt}}`.
 
-      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{{\mathit{valtype}''}^?}`.
+      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
 
    * Or:
 
-      * The block type :math:`{\mathit{blocktype}}` is of the form :math:`{\mathit{typeidx}}`.
-
-      * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` exists.
-
-      * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` is of the form :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
+      * The number type :math:`{\mathit{nt}}` is of the form :math:`{\mathsf{i}}{n}`.
 
+      * The pack size :math:`{{\mathit{sz}}^?}` is of the form :math:`M`.
 
+      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathsf{i}}{n}`.
 
+      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
 
-The block type :math:`{{\mathit{valtype}}^?}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{{\mathit{valtype}}^?}`.
 
 
 
+The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~{\mathit{vloadop}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
-The block type :math:`{\mathit{typeidx}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
+   * Either:
 
-   * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` exists.
+      * :math:`{\mathit{vloadop}}` is of the form :math:`({M}{\mathsf{x}}{N}{\mathsf{\_}}{{\mathit{sx}}})`.
 
-   * The function type :math:`C{.}\mathsf{types}{}[{\mathit{typeidx}}]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8 \cdot N`.
 
+   * Or:
 
+      * :math:`{\mathit{vloadop}}` is of the form :math:`({n}{\mathsf{\_}}{\mathsf{splat}})`.
 
+      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
+   * Or:
 
-The instruction :math:`\mathsf{nop}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon`.
+      * :math:`{\mathit{vloadop}}` is of the form :math:`({n}{\mathsf{\_}}{\mathsf{zero}})`.
 
+      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
 
 
 
-The instruction :math:`\mathsf{unreachable}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
+The instruction :math:`(\mathsf{vload\_lane}~\mathsf{v{\scriptstyle 128}}~n~{\mathit{memarg}}~{\mathit{laneidx}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
 
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
 
-The instruction :math:`\mathsf{drop}` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~\epsilon`.
+   * :math:`{\mathit{laneidx}}` is less than :math:`128 / n`.
 
 
 
 
-The instruction :math:`(\mathsf{select}~{{\mathit{valtype}}^?})` is :ref:`valid <valid-val>` with the function type :math:`t~t~\mathsf{i{\scriptstyle 32}}~\rightarrow~t` if:
+The instruction :math:`(\mathsf{vstore}~\mathsf{v{\scriptstyle 128}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\epsilon` if:
 
 
-   * Either:
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|\mathsf{v{\scriptstyle 128}}|} / 8`.
 
-      * The value type sequence :math:`{{\mathit{valtype}}^?}` is of the form :math:`t`.
 
-   * Or:
 
-      * The value type sequence :math:`{{\mathit{valtype}}^?}` is absent.
 
-      * The value type :math:`t` :ref:`matches <match>` the value type :math:`{t'}`.
+The instruction :math:`(\mathsf{vstore\_lane}~\mathsf{v{\scriptstyle 128}}~n~{\mathit{memarg}}~{\mathit{laneidx}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\epsilon` if:
 
-      * The value type :math:`{t'}` is of the form :math:`{\mathit{numtype}}` or :math:`{t'}` is of the form :math:`{\mathit{vectype}}`.
 
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
 
+   * :math:`{\mathit{laneidx}}` is less than :math:`128 / n`.
 
 
-The instruction :math:`(\mathsf{block}~{\mathit{bt}}~{{\mathit{instr}}^\ast})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
 
-   * The block type :math:`{\mathit{bt}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+The instruction :math:`(\mathsf{select}~t)` is :ref:`valid <valid-val>` with the function type :math:`t~t~\mathsf{i{\scriptstyle 32}}~\rightarrow~t`.
 
-   * Let :math:`{C'}` be the same context as :math:`C`, but with the result type sequence :math:`{t_2^\ast}` prepended to the field :math:`\mathsf{labels}`.
 
-   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
 
+The instruction :math:`(\mathsf{select})` is :ref:`valid <valid-val>` with the function type :math:`t~t~\mathsf{i{\scriptstyle 32}}~\rightarrow~t` if:
 
 
-The instruction :math:`(\mathsf{loop}~{\mathit{bt}}~{{\mathit{instr}}^\ast})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
+   * The value type :math:`t` :ref:`matches <match>` the value type :math:`{t'}`.
 
+   * The value type :math:`{t'}` is of the form :math:`{\mathit{numtype}}` or :math:`{t'}` is of the form :math:`{\mathit{vectype}}`.
 
-   * The block type :math:`{\mathit{bt}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   * Let :math:`{C'}` be the same context as :math:`C`, but with the result type sequence :math:`{t_1^\ast}` prepended to the field :math:`\mathsf{labels}`.
 
-   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
+The instruction :math:`({\mathit{nt}}_1 {.} {\mathsf{reinterpret}}{\mathsf{\_}}{{\mathit{nt}}_2})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}_2~\rightarrow~{\mathit{nt}}_1` if:
 
 
+   * :math:`{|{\mathit{nt}}_1|}` is of the form :math:`{|{\mathit{nt}}_2|}`.
 
-The instruction :math:`(\mathsf{if}~{\mathit{bt}}~{{\mathit{instr}}_1^\ast}~\mathsf{else}~{{\mathit{instr}}_2^\ast})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t_2^\ast}` if:
 
 
-   * The block type :math:`{\mathit{bt}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   * Let :math:`{C'}` be the same context as :math:`C`, but with the result type sequence :math:`{t_2^\ast}` prepended to the field :math:`\mathsf{labels}`.
+The instruction :math:`({\mathit{nt}}_1 {.} {{\mathit{cvtop}}}{\mathsf{\_}}{{\mathit{nt}}_2})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}_2~\rightarrow~{\mathit{nt}}_1`.
 
-   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}_1^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   * Under the context :math:`{C'}`, the instruction sequence :math:`{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
 
+The instruction :math:`(\mathsf{load}~{\mathit{nt}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathit{nt}}` if:
 
 
-The instruction :math:`(\mathsf{br}~l)` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~{t^\ast}~\rightarrow~{t_2^\ast}` if:
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
 
 
-   * The result type :math:`C{.}\mathsf{labels}{}[l]` exists.
 
-   * The result type :math:`C{.}\mathsf{labels}{}[l]` is of the form :math:`{t^\ast}`.
 
+The instruction :math:`({{\mathsf{i}}{n}{.}\mathsf{load}}{{M}{\mathsf{\_}}{{\mathit{sx}}}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathsf{i}}{n}` if:
 
 
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
 
-The instruction :math:`(\mathsf{br\_if}~l)` is :ref:`valid <valid-val>` with the function type :math:`{t^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t^\ast}` if:
 
 
-   * The result type :math:`C{.}\mathsf{labels}{}[l]` exists.
 
-   * The result type :math:`C{.}\mathsf{labels}{}[l]` is of the form :math:`{t^\ast}`.
+The instruction :math:`(\mathsf{store}~{\mathit{nt}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{nt}}~\rightarrow~\epsilon` if:
 
 
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
 
 
-The instruction :math:`(\mathsf{br\_table}~{l^\ast}~{l'})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~{t^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t_2^\ast}` if:
 
 
-   * For all :math:`l` in :math:`{l^\ast}`:
+The instruction :math:`({{\mathsf{i}}{n}{.}\mathsf{store}}{M}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathsf{i}}{n}~\rightarrow~\epsilon` if:
 
-      * The result type :math:`C{.}\mathsf{labels}{}[l]` exists.
 
-      * The result type :math:`{t^\ast}` :ref:`matches <match>` the result type :math:`C{.}\mathsf{labels}{}[l]`.
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
 
-   * The result type :math:`C{.}\mathsf{labels}{}[{l'}]` exists.
 
-   * The result type :math:`{t^\ast}` :ref:`matches <match>` the result type :math:`C{.}\mathsf{labels}{}[{l'}]`.
 
 
+The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~({M}{\mathsf{x}}{N}{\mathsf{\_}}{{\mathit{sx}}})~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
 
-The instruction :math:`(\mathsf{call}~x)` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8 \cdot N`.
 
 
-   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
-   * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
+The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~({n}{\mathsf{\_}}{\mathsf{splat}})~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
 
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
 
-The instruction :math:`(\mathsf{call\_indirect}~x~y)` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\mathsf{i{\scriptstyle 32}}~\rightarrow~{t_2^\ast}` if:
 
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~\mathsf{funcref})`.
+The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~({n}{\mathsf{\_}}{\mathsf{zero}})~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
-   * The function type :math:`C{.}\mathsf{types}{}[y]` exists.
 
-   * The function type :math:`C{.}\mathsf{types}{}[y]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
 
 
 
 
-The instruction :math:`\mathsf{return}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~{t^\ast}~\rightarrow~{t_2^\ast}` if:
+The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
 
 
-   * The result type :math:`C{.}\mathsf{return}` is of the form :math:`{t^\ast}`.
+   * Either:
 
+      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is empty.
 
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
+      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is empty.
 
-The instruction :math:`({\mathit{nt}}{.}\mathsf{const}~c_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{\mathit{nt}}`.
+   * Or:
 
+      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is of the form :math:`{\mathit{instr}}_1~{{\mathit{instr}}_2^\ast}`.
 
+      * The instruction :math:`{\mathit{instr}}_1` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{t_2^\ast}`.
 
+      * The instruction sequence :math:`{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_2^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
+   * Or:
 
-The instruction :math:`({\mathit{nt}} {.} {\mathit{unop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~\rightarrow~{\mathit{nt}}`.
+      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
+      * The result type :math:`{{\mathit{valtype}}^\ast}` :ref:`matches <match>` the result type :math:`{t_1^\ast}`.
 
+      * The result type :math:`{t_2^\ast}` :ref:`matches <match>` the result type :math:`{{\mathit{valtype}'}^\ast}`.
+   * Or:
 
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is of the form :math:`{t^\ast}~{t_1^\ast}`.
 
-The instruction :math:`({\mathit{nt}} {.} {\mathit{binop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~{\mathit{nt}}~\rightarrow~{\mathit{nt}}`.
+      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{t^\ast}~{t_2^\ast}`.
 
+      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
 
 
-The instruction :math:`({\mathit{nt}} {.} {\mathit{testop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
+The instruction sequence :math:`\epsilon` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon`.
 
 
 
-The instruction :math:`({\mathit{nt}} {.} {\mathit{relop}}_{\mathit{nt}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}~{\mathit{nt}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
+The instruction sequence :math:`{\mathit{instr}}_1~{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_3^\ast}` if:
 
 
+   * The instruction :math:`{\mathit{instr}}_1` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-The instruction :math:`({\mathit{nt}}_1 {.} {{\mathit{cvtop}}}{\mathsf{\_}}{{\mathit{nt}}_2})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}_2~\rightarrow~{\mathit{nt}}_1` if:
+   * The instruction sequence :math:`{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_2^\ast}~\rightarrow~{t_3^\ast}`.
 
 
-   * Either:
 
-      * :math:`{\mathit{cvtop}}` is of the form :math:`\mathsf{reinterpret}`.
 
-      * :math:`{|{\mathit{nt}}_1|}` is of the form :math:`{|{\mathit{nt}}_2|}`.
+The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{{t'}_1^\ast}~\rightarrow~{{t'}_2^\ast}` if:
 
-   * Or:
 
+   * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
+   * The result type :math:`{{t'}_1^\ast}` :ref:`matches <match>` the result type :math:`{t_1^\ast}`.
 
+   * The result type :math:`{t_2^\ast}` :ref:`matches <match>` the result type :math:`{{t'}_2^\ast}`.
 
-The instruction :math:`(\mathsf{ref{.}null}~{\mathit{rt}})` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{\mathit{rt}}`.
 
 
 
+The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t^\ast}~{t_1^\ast}~\rightarrow~{t^\ast}~{t_2^\ast}` if:
 
-The instruction :math:`(\mathsf{ref{.}func}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{funcref}` if:
 
+   * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
 
 
+The expression :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the result type :math:`{t^\ast}` if:
 
-The instruction :math:`\mathsf{ref{.}is\_null}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{rt}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
+   * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{t^\ast}`.
 
 
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{const}~c)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
+:math:`{\mathit{instr}}` is constant if:
 
 
+   * Either:
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvunop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
+      * The instruction :math:`{\mathit{instr}}` is of the form :math:`({\mathit{nt}}{.}\mathsf{const}~c)`.
 
+   * Or:
 
+      * The instruction :math:`{\mathit{instr}}` is of the form :math:`({\mathit{vt}}{.}\mathsf{const}~{\mathit{vc}})`.
+   * Or:
 
+      * The instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{ref{.}null}~{\mathit{rt}})`.
+   * Or:
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvbinop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
+      * The instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{ref{.}func}~x)`.
+   * Or:
 
+      * The instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{global{.}get}~x)`.
 
+      * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
+      * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`(\epsilon~t)`.
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvternop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
 
 
+:math:`({\mathit{nt}}{.}\mathsf{const}~c)` is constant.
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}} {.} {\mathit{vvtestop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
 
 
+:math:`({\mathit{vt}}{.}\mathsf{const}~{\mathit{vc}})` is constant.
 
-The instruction :math:`({\mathit{sh}} {.} {\mathit{vunop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
 
 
+:math:`(\mathsf{ref{.}null}~{\mathit{rt}})` is constant.
 
-The instruction :math:`({\mathit{sh}} {.} {\mathit{vbinop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
 
 
+:math:`(\mathsf{ref{.}func}~x)` is constant.
 
-The instruction :math:`({\mathit{sh}} {.} {\mathit{vtestop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
 
 
+:math:`(\mathsf{global{.}get}~x)` is constant if:
 
-The instruction :math:`({\mathit{sh}} {.} {\mathit{vrelop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`(\epsilon~t)`.
 
 
-The instruction :math:`({\mathit{sh}} {.} {\mathit{vshiftop}}_{\mathit{sh}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
 
+:math:`{{\mathit{instr}}^\ast}` is constant if:
 
 
-The instruction :math:`({\mathit{sh}}{.}\mathsf{bitmask})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
+   * For all :math:`{\mathit{instr}}` in :math:`{{\mathit{instr}}^\ast}`:
 
+      * :math:`{\mathit{instr}}` is constant.
 
 
 
-The instruction :math:`({\mathit{sh}}{.}\mathsf{swizzle})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
+The type :math:`(\mathsf{type}~{\mathit{ft}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}` if:
 
 
+   * The function type :math:`{\mathit{ft}}` is :ref:`valid <valid-val>`.
 
-The instruction :math:`({\mathit{sh}}{.}\mathsf{shuffle}~{i^\ast})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
 
-   * For all :math:`i` in :math:`{i^\ast}`:
 
-      * The lane index :math:`i` is less than :math:`2 \cdot {\mathrm{dim}}({\mathit{sh}})`.
+The function :math:`(\mathsf{func}~x~{(\mathsf{local}~t)^\ast}~{\mathit{expr}})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
 
+   * The function type :math:`C{.}\mathsf{types}{}[x]` exists.
 
+   * The function type :math:`C{.}\mathsf{types}{}[x]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-The instruction :math:`({\mathit{sh}}{.}\mathsf{splat})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{numtype}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
+   * For all :math:`t` in :math:`{t^\ast}`:
 
+      * The value type :math:`t` is not of the form :math:`\mathsf{bot}`.
 
-   * The number type :math:`{\mathit{numtype}}` is :math:`{\mathrm{unpack}}({\mathit{sh}})`.
+   * Under the context :math:`C` with the field :math:`\mathsf{locals}` appended by :math:`{t_1^\ast}~{t^\ast}` and the field :math:`\mathsf{labels}` appended by :math:`{t_2^\ast}` and the field :math:`\mathsf{return}` appended by :math:`{t_2^\ast}`, the expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the result type :math:`{t_2^\ast}`.
 
 
 
 
-The instruction :math:`({{\mathit{sh}}{.}\mathsf{extract\_lane}}{{{\mathit{sx}}^?}}~i)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~{\mathit{numtype}}` if:
+The global :math:`(\mathsf{global}~{\mathit{gt}}~{\mathit{expr}})` is :ref:`valid <valid-val>` with the global type :math:`{\mathit{gt}}` if:
 
 
-   * The lane index :math:`i` is less than :math:`{\mathrm{dim}}({\mathit{sh}})`.
+   * The global type :math:`{\mathit{gt}}` is :ref:`valid <valid-val>`.
 
-   * The number type :math:`{\mathit{numtype}}` is :math:`{\mathrm{unpack}}({\mathit{sh}})`.
+   * The global type :math:`{\mathit{gt}}` is of the form :math:`({\mathit{mut}}~t)`.
 
+   * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`t`.
 
+   * :math:`{\mathit{expr}}` is constant.
 
 
-The instruction :math:`({\mathit{sh}}{.}\mathsf{replace\_lane}~i)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~{\mathit{numtype}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
 
-   * The lane index :math:`i` is less than :math:`{\mathrm{dim}}({\mathit{sh}})`.
+The table :math:`(\mathsf{table}~{\mathit{tt}})` is :ref:`valid <valid-val>` with the table type :math:`{\mathit{tt}}` if:
 
-   * The number type :math:`{\mathit{numtype}}` is :math:`{\mathrm{unpack}}({\mathit{sh}})`.
 
+   * The table type :math:`{\mathit{tt}}` is :ref:`valid <valid-val>`.
 
 
 
-The instruction :math:`(\mathsf{vextunop}~{\mathit{sh}}_1~{\mathit{sh}}_2~{\mathit{vextunop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
+The memory :math:`(\mathsf{memory}~{\mathit{mt}})` is :ref:`valid <valid-val>` with the memory type :math:`{\mathit{mt}}` if:
 
 
+   * The memory type :math:`{\mathit{mt}}` is :ref:`valid <valid-val>`.
 
-The instruction :math:`(\mathsf{vextbinop}~{\mathit{sh}}_1~{\mathit{sh}}_2~{\mathit{vextbinop}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
 
 
+:math:`{\mathit{elemmode}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}` if:
 
-The instruction :math:`({{\mathit{sh}}_1{.}\mathsf{narrow}}{\mathsf{\_}}{{\mathit{sh}}_2}{\mathsf{\_}}{{\mathit{sx}}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
 
+   * Either:
 
+      * :math:`{\mathit{elemmode}}` is of the form :math:`(\mathsf{active}~x~{\mathit{expr}})`.
 
+      * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-The instruction :math:`({\mathit{sh}}_1 {.} {{\mathit{vcvtop}}}{\mathsf{\_}}{{\mathit{sh}}_2})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}`.
+      * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
+      * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
 
+      * :math:`{\mathit{expr}}` is constant.
 
+   * Or:
 
-The instruction :math:`(\mathsf{local{.}get}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~t` if:
+      * :math:`{\mathit{elemmode}}` is of the form :math:`\mathsf{passive}`.
+   * Or:
 
+      * :math:`{\mathit{elemmode}}` is of the form :math:`\mathsf{declare}`.
 
-   * The value type :math:`C{.}\mathsf{locals}{}[x]` exists.
 
-   * The value type :math:`C{.}\mathsf{locals}{}[x]` is of the form :math:`t`.
 
 
+:math:`(\mathsf{active}~x~{\mathit{expr}})` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}` if:
 
 
-The instruction :math:`(\mathsf{local{.}set}~x)` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~\epsilon` if:
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
-   * The value type :math:`C{.}\mathsf{locals}{}[x]` exists.
+   * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
 
-   * The value type :math:`C{.}\mathsf{locals}{}[x]` is of the form :math:`t`.
+   * :math:`{\mathit{expr}}` is constant.
 
 
 
 
-The instruction :math:`(\mathsf{local{.}tee}~x)` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~t` if:
+:math:`\mathsf{passive}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
 
-   * The value type :math:`C{.}\mathsf{locals}{}[x]` exists.
 
-   * The value type :math:`C{.}\mathsf{locals}{}[x]` is of the form :math:`t`.
 
+:math:`\mathsf{declare}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
 
 
-The instruction :math:`(\mathsf{global{.}get}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~t` if:
 
+The table segment :math:`(\mathsf{elem}~{\mathit{rt}}~{{\mathit{expr}}^\ast}~{\mathit{elemmode}})` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}` if:
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`({\mathit{mut}}~t)`.
+   * For all :math:`{\mathit{expr}}` in :math:`{{\mathit{expr}}^\ast}`:
 
+      * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`{\mathit{rt}}`.
 
+      * :math:`{\mathit{expr}}` is constant.
 
+   * :math:`{\mathit{elemmode}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
-The instruction :math:`(\mathsf{global{.}set}~x)` is :ref:`valid <valid-val>` with the function type :math:`t~\rightarrow~\epsilon` if:
 
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`(\mathsf{mut}~t)`.
+:math:`{\mathit{datamode}}` is :ref:`valid <valid-val>` if:
 
 
+   * Either:
 
+      * :math:`{\mathit{datamode}}` is of the form :math:`(\mathsf{active}~0~{\mathit{expr}})`.
 
-The instruction :math:`(\mathsf{table{.}get}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathit{rt}}` if:
+      * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
 
+      * :math:`{\mathit{expr}}` is constant.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+   * Or:
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
+      * :math:`{\mathit{datamode}}` is of the form :math:`\mathsf{passive}`.
 
 
 
 
-The instruction :math:`(\mathsf{table{.}set}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{rt}}~\rightarrow~\epsilon` if:
+:math:`(\mathsf{active}~0~{\mathit{expr}})` is :ref:`valid <valid-val>` if:
 
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+   * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
+   * :math:`{\mathit{expr}}` is constant.
 
 
 
 
-The instruction :math:`(\mathsf{table{.}size}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{i{\scriptstyle 32}}` if:
+:math:`\mathsf{passive}` is always :ref:`valid <valid-val>`.
 
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
+The memory segment :math:`(\mathsf{data}~{b^\ast}~{\mathit{datamode}})` is :ref:`valid <valid-val>` if:
 
 
+   * :math:`{\mathit{datamode}}` is :ref:`valid <valid-val>`.
 
-The instruction :math:`(\mathsf{table{.}grow}~x)` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{rt}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{i{\scriptstyle 32}}` if:
 
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
+The start function :math:`(\mathsf{start}~x)` is :ref:`valid <valid-val>` if:
 
 
+   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
+   * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`\epsilon~\rightarrow~\epsilon`.
 
-The instruction :math:`(\mathsf{table{.}fill}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{rt}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
 
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
+The import :math:`(\mathsf{import}~{\mathit{name}}_1~{\mathit{name}}_2~{\mathit{xt}})` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}` if:
 
 
+   * The external type :math:`{\mathit{xt}}` is :ref:`valid <valid-val>`.
 
 
-The instruction :math:`(\mathsf{table{.}copy}~x_1~x_2)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
 
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` exists.
+The external index :math:`{\mathit{externidx}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{externtype}}` if:
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` is of the form :math:`({\mathit{lim}}_1~{\mathit{rt}})`.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x_2]` exists.
+   * Either:
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x_2]` is of the form :math:`({\mathit{lim}}_2~{\mathit{rt}})`.
+      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{func}~x)`.
 
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{func}~{\mathit{ft}})`.
 
+      * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
+      * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`{\mathit{ft}}`.
 
-The instruction :math:`(\mathsf{table{.}init}~x_1~x_2)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
+   * Or:
 
+      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{global}~x)`.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` exists.
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{global}~{\mathit{gt}})`.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x_1]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
+      * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
-   * The element type :math:`C{.}\mathsf{elems}{}[x_2]` exists.
+      * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`{\mathit{gt}}`.
+   * Or:
 
-   * The reference type :math:`C{.}\mathsf{elems}{}[x_2]` is of the form :math:`{\mathit{rt}}`.
+      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{table}~x)`.
 
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{table}~{\mathit{tt}})`.
 
+      * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
+      * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`{\mathit{tt}}`.
+   * Or:
 
-The instruction :math:`(\mathsf{elem{.}drop}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon` if:
+      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{mem}~x)`.
 
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{mem}~{\mathit{mt}})`.
 
-   * The element type :math:`C{.}\mathsf{elems}{}[x]` exists.
+      * The memory type :math:`C{.}\mathsf{mems}{}[x]` exists.
 
+      * The memory type :math:`C{.}\mathsf{mems}{}[x]` is of the form :math:`{\mathit{mt}}`.
 
 
 
-The instruction :math:`\mathsf{memory{.}size}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
 
+The external index :math:`(\mathsf{func}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{ft}})` if:
 
 
+   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
-The instruction :math:`\mathsf{memory{.}grow}` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{i{\scriptstyle 32}}`.
+   * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`{\mathit{ft}}`.
 
 
 
 
-The instruction :math:`\mathsf{memory{.}fill}` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon`.
+The external index :math:`(\mathsf{global}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{global}~{\mathit{gt}})` if:
 
 
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
+   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`{\mathit{gt}}`.
 
-The instruction :math:`\mathsf{memory{.}copy}` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon`.
 
 
 
+The external index :math:`(\mathsf{table}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{table}~{\mathit{tt}})` if:
 
-The instruction :math:`(\mathsf{memory{.}init}~x)` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\mathsf{i{\scriptstyle 32}}~\rightarrow~\epsilon` if:
 
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-   * The data type :math:`C{.}\mathsf{datas}{}[x]` exists.
+   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`{\mathit{tt}}`.
 
-   * The data type :math:`C{.}\mathsf{datas}{}[x]` is of the form :math:`\mathsf{ok}`.
 
 
 
+The external index :math:`(\mathsf{mem}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{mem}~{\mathit{mt}})` if:
 
-The instruction :math:`(\mathsf{data{.}drop}~x)` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon` if:
 
+   * The memory type :math:`C{.}\mathsf{mems}{}[x]` exists.
 
-   * The data type :math:`C{.}\mathsf{datas}{}[x]` exists.
+   * The memory type :math:`C{.}\mathsf{mems}{}[x]` is of the form :math:`{\mathit{mt}}`.
 
-   * The data type :math:`C{.}\mathsf{datas}{}[x]` is of the form :math:`\mathsf{ok}`.
 
 
 
+The export :math:`(\mathsf{export}~{\mathit{name}}~{\mathit{externidx}})` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}` if:
 
-The instruction :math:`({{\mathit{nt}}{.}\mathsf{load}}{{{\mathit{loadop}}^?}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathit{valtype}}` if:
 
+   * The external index :math:`{\mathit{externidx}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}`.
 
-   * Either:
 
-      * :math:`{{\mathit{loadop}}^?}` is absent.
 
-      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathit{nt}}`.
 
-      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
+The module :math:`(\mathsf{module}~{{\mathit{type}}^\ast}~{{\mathit{import}}^\ast}~{{\mathit{func}}^\ast}~{{\mathit{global}}^\ast}~{{\mathit{table}}^\ast}~{{\mathit{mem}}^\ast}~{{\mathit{elem}}^\ast}~{{\mathit{data}}^{n}}~{{\mathit{start}}^?}~{{\mathit{export}}^\ast})` is :ref:`valid <valid-val>` if:
 
-   * Or:
 
-      * The number type :math:`{\mathit{nt}}` is of the form :math:`{\mathsf{i}}{n}`.
+   * For all :math:`{\mathit{type}}` in :math:`{{\mathit{type}}^\ast}`:
 
-      * :math:`{{\mathit{loadop}}^?}` is of the form :math:`{M}{\mathsf{\_}}{{\mathit{sx}}}`.
+      * The type :math:`{\mathit{type}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}'}`.
 
-      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathsf{i}}{n}`.
+   * :math:`{{\mathit{ft}'}^\ast}` is the concatenation of all such :math:`{\mathit{ft}'}`.
 
-      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
+   * For all :math:`{\mathit{import}}` in :math:`{{\mathit{import}}^\ast}`:
 
+      * Under the context :math:`\{ \mathsf{types}~{{\mathit{ft}'}^\ast},\;\allowbreak \mathsf{return}~\epsilon \}`, the import :math:`{\mathit{import}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{ixt}}`.
 
+   * :math:`{{\mathit{ixt}}^\ast}` is the concatenation of all such :math:`{\mathit{ixt}}`.
 
+   * For all :math:`{\mathit{global}}` in :math:`{{\mathit{global}}^\ast}`:
 
-The instruction :math:`({{\mathit{nt}}{.}\mathsf{store}}{{{\mathit{sz}}^?}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{valtype}}~\rightarrow~\epsilon` if:
+      * Under the context :math:`{C'}`, the global :math:`{\mathit{global}}` is :ref:`valid <valid-val>` with the global type :math:`{\mathit{gt}}`.
 
+   * :math:`{{\mathit{gt}}^\ast}` is the concatenation of all such :math:`{\mathit{gt}}`.
 
-   * Either:
+   * For all :math:`{\mathit{table}}` in :math:`{{\mathit{table}}^\ast}`:
 
-      * The pack size :math:`{{\mathit{sz}}^?}` is absent.
+      * Under the context :math:`{C'}`, the table :math:`{\mathit{table}}` is :ref:`valid <valid-val>` with the table type :math:`{\mathit{tt}}`.
 
-      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathit{nt}}`.
+   * :math:`{{\mathit{tt}}^\ast}` is the concatenation of all such :math:`{\mathit{tt}}`.
 
-      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
+   * For all :math:`{\mathit{mem}}` in :math:`{{\mathit{mem}}^\ast}`:
 
-   * Or:
+      * Under the context :math:`{C'}`, the memory :math:`{\mathit{mem}}` is :ref:`valid <valid-val>` with the memory type :math:`{\mathit{mt}}`.
 
-      * The number type :math:`{\mathit{nt}}` is of the form :math:`{\mathsf{i}}{n}`.
+   * :math:`{{\mathit{mt}}^\ast}` is the concatenation of all such :math:`{\mathit{mt}}`.
 
-      * The pack size :math:`{{\mathit{sz}}^?}` is of the form :math:`M`.
+   * For all :math:`{\mathit{elem}}` in :math:`{{\mathit{elem}}^\ast}`:
 
-      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathsf{i}}{n}`.
+      * Under the context :math:`{C'}`, the table segment :math:`{\mathit{elem}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
-      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
+   * :math:`{{\mathit{rt}}^\ast}` is the concatenation of all such :math:`{\mathit{rt}}`.
 
+   * For all :math:`{\mathit{data}}` in :math:`{{\mathit{data}}^\ast}`:
 
+      * Under the context :math:`{C'}`, the memory segment :math:`{\mathit{data}}` is :ref:`valid <valid-val>`.
 
+   * For all :math:`{\mathit{func}}` in :math:`{{\mathit{func}}^\ast}`:
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~{\mathit{vloadop}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
+      * The function :math:`{\mathit{func}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}`.
 
+   * :math:`{{\mathit{ft}}^\ast}` is the concatenation of all such :math:`{\mathit{ft}}`.
 
-   * Either:
+   * If :math:`{\mathit{start}}` is defined, then:
 
-      * :math:`{\mathit{vloadop}}` is of the form :math:`({M}{\mathsf{x}}{N}{\mathsf{\_}}{{\mathit{sx}}})`.
+      * The start function :math:`{\mathit{start}}` is :ref:`valid <valid-val>`.
 
-      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8 \cdot N`.
+   * For all :math:`{\mathit{export}}` in :math:`{{\mathit{export}}^\ast}`:
 
-   * Or:
+      * The export :math:`{\mathit{export}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}`.
 
-      * :math:`{\mathit{vloadop}}` is of the form :math:`({n}{\mathsf{\_}}{\mathsf{splat}})`.
+   * The length of :math:`{{\mathit{mt}}^\ast}` is less than or equal to :math:`1`.
 
-      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
-   * Or:
+   * The context :math:`{C'}` is of the form :math:`\{ \mathsf{types}~{{\mathit{ft}'}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{ift}}^\ast}~{{\mathit{ft}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{igt}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{itt}}^\ast}~{{\mathit{tt}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{imt}}^\ast}~{{\mathit{mt}}^\ast},\;\allowbreak \mathsf{return}~\epsilon \}`.
 
-      * :math:`{\mathit{vloadop}}` is of the form :math:`({n}{\mathsf{\_}}{\mathsf{zero}})`.
+   * The function type sequence :math:`{{\mathit{ift}}^\ast}` is of the form :math:`{\mathrm{funcs}}({{\mathit{ixt}}^\ast})`.
 
-      * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
+   * The global type sequence :math:`{{\mathit{igt}}^\ast}` is of the form :math:`{\mathrm{globals}}({{\mathit{ixt}}^\ast})`.
 
+   * The table type sequence :math:`{{\mathit{itt}}^\ast}` is of the form :math:`{\mathrm{tables}}({{\mathit{ixt}}^\ast})`.
 
+   * The memory type sequence :math:`{{\mathit{imt}}^\ast}` is of the form :math:`{\mathrm{mems}}({{\mathit{ixt}}^\ast})`.
 
 
-The instruction :math:`(\mathsf{vload\_lane}~\mathsf{v{\scriptstyle 128}}~n~{\mathit{memarg}}~{\mathit{laneidx}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
+The context :math:`C` is :ref:`valid <valid-val>` if:
 
-   * :math:`{\mathit{laneidx}}` is less than :math:`128 / n`.
 
+   * The context :math:`C` is of the form :math:`\{ \mathsf{types}~{{\mathit{ft}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{ft}}_2^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{gt}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tt}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{mt}}^\ast},\;\allowbreak \mathsf{elems}~{{\mathit{et}}^\ast},\;\allowbreak \mathsf{datas}~{{\mathit{ok}}^\ast},\;\allowbreak \mathsf{locals}~{{\mathit{lct}}^\ast},\;\allowbreak \mathsf{labels}~{{\mathit{rt}}^\ast},\;\allowbreak \mathsf{return}~{{\mathit{rt}'}^?} \}`.
 
+   * For all :math:`{\mathit{ft}}` in :math:`{{\mathit{ft}}^\ast}`:
 
+      * The function type :math:`{\mathit{ft}}` is :ref:`valid <valid-val>`.
 
-The instruction :math:`(\mathsf{vstore}~\mathsf{v{\scriptstyle 128}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\epsilon` if:
+   * For all :math:`{\mathit{gt}}` in :math:`{{\mathit{gt}}^\ast}`:
 
+      * The global type :math:`{\mathit{gt}}` is :ref:`valid <valid-val>`.
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|\mathsf{v{\scriptstyle 128}}|} / 8`.
+   * For all :math:`{\mathit{mt}}` in :math:`{{\mathit{mt}}^\ast}`:
 
+      * The memory type :math:`{\mathit{mt}}` is :ref:`valid <valid-val>`.
 
+   * For all :math:`{\mathit{tt}}` in :math:`{{\mathit{tt}}^\ast}`:
 
+      * The table type :math:`{\mathit{tt}}` is :ref:`valid <valid-val>`.
 
-The instruction :math:`(\mathsf{vstore\_lane}~\mathsf{v{\scriptstyle 128}}~n~{\mathit{memarg}}~{\mathit{laneidx}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\mathsf{v{\scriptstyle 128}}~\rightarrow~\epsilon` if:
+   * For all :math:`{\mathit{ft}}_2` in :math:`{{\mathit{ft}}_2^\ast}`:
 
+      * The function type :math:`{\mathit{ft}}_2` is :ref:`valid <valid-val>`.
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
 
-   * :math:`{\mathit{laneidx}}` is less than :math:`128 / n`.
 
 
+The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{externtype}}` if:
 
 
-The instruction :math:`(\mathsf{select}~t)` is :ref:`valid <valid-val>` with the function type :math:`t~t~\mathsf{i{\scriptstyle 32}}~\rightarrow~t`.
+   * Either:
 
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{global}~a)`.
 
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{global}~{\mathit{globalinst}}{.}\mathsf{type})`.
 
+      * The global instance :math:`s{.}\mathsf{globals}{}[a]` exists.
 
-The instruction :math:`(\mathsf{select})` is :ref:`valid <valid-val>` with the function type :math:`t~t~\mathsf{i{\scriptstyle 32}}~\rightarrow~t` if:
+      * The global instance :math:`s{.}\mathsf{globals}{}[a]` is of the form :math:`{\mathit{globalinst}}`.
 
+   * Or:
 
-   * The value type :math:`t` :ref:`matches <match>` the value type :math:`{t'}`.
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{mem}~a)`.
 
-   * The value type :math:`{t'}` is of the form :math:`{\mathit{numtype}}` or :math:`{t'}` is of the form :math:`{\mathit{vectype}}`.
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{mem}~{\mathit{meminst}}{.}\mathsf{type})`.
 
+      * The memory instance :math:`s{.}\mathsf{mems}{}[a]` exists.
 
+      * The memory instance :math:`s{.}\mathsf{mems}{}[a]` is of the form :math:`{\mathit{meminst}}`.
+   * Or:
 
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{table}~a)`.
 
-The instruction :math:`({\mathit{nt}}_1 {.} {\mathsf{reinterpret}}{\mathsf{\_}}{{\mathit{nt}}_2})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}_2~\rightarrow~{\mathit{nt}}_1` if:
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{table}~{\mathit{tableinst}}{.}\mathsf{type})`.
 
+      * The table instance :math:`s{.}\mathsf{tables}{}[a]` exists.
 
-   * :math:`{|{\mathit{nt}}_1|}` is of the form :math:`{|{\mathit{nt}}_2|}`.
+      * The table instance :math:`s{.}\mathsf{tables}{}[a]` is of the form :math:`{\mathit{tableinst}}`.
+   * Or:
 
+      * The external value :math:`{\mathit{externaddr}}` is of the form :math:`(\mathsf{func}~a)`.
 
+      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{func}~{\mathit{funcinst}}{.}\mathsf{type})`.
 
+      * The function instance :math:`s{.}\mathsf{funcs}{}[a]` exists.
 
-The instruction :math:`({\mathit{nt}}_1 {.} {{\mathit{cvtop}}}{\mathsf{\_}}{{\mathit{nt}}_2})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{nt}}_2~\rightarrow~{\mathit{nt}}_1`.
+      * The function instance :math:`s{.}\mathsf{funcs}{}[a]` is of the form :math:`{\mathit{funcinst}}`.
+   * Or:
 
+      * The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}'}`.
 
+      * The external type :math:`{\mathit{xt}'}` :ref:`matches <match>` the external type :math:`{\mathit{externtype}}`.
 
 
-The instruction :math:`(\mathsf{load}~{\mathit{nt}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathit{nt}}` if:
 
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
+The external value :math:`(\mathsf{global}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{global}~{\mathit{globalinst}}{.}\mathsf{type})` if:
 
 
+   * The global instance :math:`s{.}\mathsf{globals}{}[a]` exists.
 
+   * The global instance :math:`s{.}\mathsf{globals}{}[a]` is of the form :math:`{\mathit{globalinst}}`.
 
-The instruction :math:`({{\mathsf{i}}{n}{.}\mathsf{load}}{{M}{\mathsf{\_}}{{\mathit{sx}}}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~{\mathsf{i}}{n}` if:
 
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
 
+The external value :math:`(\mathsf{mem}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{mem}~{\mathit{meminst}}{.}\mathsf{type})` if:
 
 
+   * The memory instance :math:`s{.}\mathsf{mems}{}[a]` exists.
 
-The instruction :math:`(\mathsf{store}~{\mathit{nt}}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathit{nt}}~\rightarrow~\epsilon` if:
+   * The memory instance :math:`s{.}\mathsf{mems}{}[a]` is of the form :math:`{\mathit{meminst}}`.
 
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`{|{\mathit{nt}}|} / 8`.
 
 
+The external value :math:`(\mathsf{table}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{table}~{\mathit{tableinst}}{.}\mathsf{type})` if:
 
 
-The instruction :math:`({{\mathsf{i}}{n}{.}\mathsf{store}}{M}~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~{\mathsf{i}}{n}~\rightarrow~\epsilon` if:
+   * The table instance :math:`s{.}\mathsf{tables}{}[a]` exists.
 
+   * The table instance :math:`s{.}\mathsf{tables}{}[a]` is of the form :math:`{\mathit{tableinst}}`.
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8`.
 
 
 
+The external value :math:`(\mathsf{func}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{funcinst}}{.}\mathsf{type})` if:
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~({M}{\mathsf{x}}{N}{\mathsf{\_}}{{\mathit{sx}}})~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
+   * The function instance :math:`s{.}\mathsf{funcs}{}[a]` exists.
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`M / 8 \cdot N`.
+   * The function instance :math:`s{.}\mathsf{funcs}{}[a]` is of the form :math:`{\mathit{funcinst}}`.
 
 
 
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~({n}{\mathsf{\_}}{\mathsf{splat}})~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
+The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}` if:
 
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
+   * The external value :math:`{\mathit{externaddr}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}'}`.
 
+   * The external type :math:`{\mathit{xt}'}` :ref:`matches <match>` the external type :math:`{\mathit{xt}}`.
 
 
 
-The instruction :math:`(\mathsf{v{\scriptstyle 128}}{.}\mathsf{load}~({n}{\mathsf{\_}}{\mathsf{zero}})~{\mathit{memarg}})` is :ref:`valid <valid-val>` with the function type :math:`\mathsf{i{\scriptstyle 32}}~\rightarrow~\mathsf{v{\scriptstyle 128}}` if:
 
+The reference :math:`{\mathit{ref}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}` if:
 
-   * :math:`{2^{{\mathit{memarg}}{.}\mathsf{align}}}` is less than or equal to :math:`n / 8`.
 
+   * Either:
 
+      * The reference :math:`{\mathit{ref}}` is of the form :math:`(\mathsf{ref{.}null}~{\mathit{rt}'})`.
 
+   * Or:
 
-The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
+      * The reference :math:`{\mathit{ref}}` is of the form :math:`(\mathsf{ref{.}func\_addr}~a)`.
 
+      * The reference type :math:`{\mathit{rt}}` is of the form :math:`\mathsf{funcref}`.
 
-   * Either:
+      * The external value :math:`(\mathsf{func}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{ext}})`.
+   * Or:
 
-      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is empty.
+      * The reference :math:`{\mathit{ref}}` is of the form :math:`(\mathsf{ref{.}host\_addr}~a)`.
 
-      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
+      * The reference type :math:`{\mathit{rt}}` is of the form :math:`\mathsf{externref}`.
 
-      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is empty.
 
-   * Or:
 
-      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is of the form :math:`{\mathit{instr}}_1~{{\mathit{instr}}_2^\ast}`.
 
-      * The instruction :math:`{\mathit{instr}}_1` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{t_2^\ast}`.
+The reference :math:`(\mathsf{ref{.}null}~{\mathit{rt}})` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
-      * The instruction sequence :math:`{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_2^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
-   * Or:
 
-      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-      * The result type :math:`{{\mathit{valtype}}^\ast}` :ref:`matches <match>` the result type :math:`{t_1^\ast}`.
 
-      * The result type :math:`{t_2^\ast}` :ref:`matches <match>` the result type :math:`{{\mathit{valtype}'}^\ast}`.
-   * Or:
+The reference :math:`(\mathsf{ref{.}func\_addr}~a)` is :ref:`valid <valid-val>` with the reference type :math:`\mathsf{funcref}` if:
 
-      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is of the form :math:`{t^\ast}~{t_1^\ast}`.
 
-      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{t^\ast}~{t_2^\ast}`.
+   * The external value :math:`(\mathsf{func}~a)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{ext}})`.
 
-      * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
 
 
+The reference :math:`(\mathsf{ref{.}host\_addr}~a)` is :ref:`valid <valid-val>` with the reference type :math:`\mathsf{externref}`.
 
-The instruction sequence :math:`\epsilon` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~\epsilon`.
 
 
 
+The value :math:`{\mathit{val}}` is :ref:`valid <valid-val>` with the value type :math:`{\mathit{valtype}}` if:
 
-The instruction sequence :math:`{\mathit{instr}}_1~{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_3^\ast}` if:
 
+   * Either:
 
-   * The instruction :math:`{\mathit{instr}}_1` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+      * The value :math:`{\mathit{val}}` is of the form :math:`({\mathit{nt}}{.}\mathsf{const}~c_t)`.
 
-   * The instruction sequence :math:`{{\mathit{instr}}_2^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_2^\ast}~\rightarrow~{t_3^\ast}`.
+      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathit{nt}}`.
 
+   * Or:
 
+      * The value :math:`{\mathit{val}}` is of the form :math:`({\mathit{vt}}{.}\mathsf{const}~c_t)`.
 
+      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathit{vt}}`.
+   * Or:
 
-The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{{t'}_1^\ast}~\rightarrow~{{t'}_2^\ast}` if:
+      * The value :math:`{\mathit{val}}` is of the form :math:`r`.
 
+      * The value type :math:`{\mathit{valtype}}` is of the form :math:`{\mathit{rt}}`.
 
-   * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+      * The reference :math:`r` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
-   * The result type :math:`{{t'}_1^\ast}` :ref:`matches <match>` the result type :math:`{t_1^\ast}`.
 
-   * The result type :math:`{t_2^\ast}` :ref:`matches <match>` the result type :math:`{{t'}_2^\ast}`.
 
 
+The value :math:`({\mathit{nt}}{.}\mathsf{const}~c_t)` is :ref:`valid <valid-val>` with the value type :math:`{\mathit{nt}}`.
 
 
-The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t^\ast}~{t_1^\ast}~\rightarrow~{t^\ast}~{t_2^\ast}` if:
 
 
-   * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+The value :math:`({\mathit{vt}}{.}\mathsf{const}~c_t)` is :ref:`valid <valid-val>` with the value type :math:`{\mathit{vt}}`.
 
 
 
 
-The expression :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the result type :math:`{t^\ast}` if:
+The value :math:`r` is :ref:`valid <valid-val>` with the value type :math:`{\mathit{rt}}` if:
 
 
-   * The instruction sequence :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the function type :math:`\epsilon~\rightarrow~{t^\ast}`.
+   * The reference :math:`r` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
 
 
 
-:math:`{\mathit{instr}}` is constant if:
+The result :math:`{\mathit{result}}` is :ref:`valid <valid-val>` with the value type sequence :math:`{t^\ast}` if:
 
 
    * Either:
 
-      * The instruction :math:`{\mathit{instr}}` is of the form :math:`({\mathit{nt}}{.}\mathsf{const}~c)`.
-
-   * Or:
+      * The result :math:`{\mathit{result}}` is of the form :math:`{v^\ast}`.
 
-      * The instruction :math:`{\mathit{instr}}` is of the form :math:`({\mathit{vt}}{.}\mathsf{const}~{\mathit{vc}})`.
-   * Or:
+      * For all :math:`t` in :math:`{t^\ast}`, and corresponding :math:`v` in :math:`{v^\ast}`:
 
-      * The instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{ref{.}null}~{\mathit{rt}})`.
-   * Or:
+         * The value :math:`v` is :ref:`valid <valid-val>` with the value type :math:`t`.
 
-      * The instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{ref{.}func}~x)`.
    * Or:
 
-      * The instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{global{.}get}~x)`.
+      * The result :math:`{\mathit{result}}` is of the form :math:`\mathsf{trap}`.
 
-      * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
-      * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`(\epsilon~t)`.
 
 
+The result :math:`{v^\ast}` is :ref:`valid <valid-val>` with the value type sequence :math:`{t^\ast}` if:
 
 
-:math:`({\mathit{nt}}{.}\mathsf{const}~c)` is constant.
+   * For all :math:`t` in :math:`{t^\ast}`, and corresponding :math:`v` in :math:`{v^\ast}`:
 
+      * The value :math:`v` is :ref:`valid <valid-val>` with the value type :math:`t`.
 
 
 
-:math:`({\mathit{vt}}{.}\mathsf{const}~{\mathit{vc}})` is constant.
 
+The result :math:`\mathsf{trap}` is :ref:`valid <valid-val>` with the value type sequence :math:`{t^\ast}`.
 
 
 
-:math:`(\mathsf{ref{.}null}~{\mathit{rt}})` is constant.
 
+The data instance :math:`\{ \mathsf{bytes}~{b^\ast} \}` is :ref:`valid <valid-val>` with the data type :math:`\mathsf{ok}`.
 
 
 
-:math:`(\mathsf{ref{.}func}~x)` is constant.
 
+The element instance :math:`\{ \mathsf{type}~{\mathit{rt}},\;\allowbreak \mathsf{refs}~{{\mathit{ref}}^\ast} \}` is :ref:`valid <valid-val>` with the element type :math:`{\mathit{rt}}` if:
 
 
+   * For all :math:`{\mathit{ref}}` in :math:`{{\mathit{ref}}^\ast}`:
 
-:math:`(\mathsf{global{.}get}~x)` is constant if:
+      * The reference :math:`{\mathit{ref}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`(\epsilon~t)`.
 
+The export instance :math:`\{ \mathsf{name}~{\mathit{nm}},\;\allowbreak \mathsf{addr}~{\mathit{xa}} \}` is :ref:`valid <valid-val>` if:
 
 
+   * The external value :math:`{\mathit{xa}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}`.
 
-:math:`{{\mathit{instr}}^\ast}` is constant if:
 
 
-   * For all :math:`{\mathit{instr}}` in :math:`{{\mathit{instr}}^\ast}`:
 
-      * :math:`{\mathit{instr}}` is constant.
+The module instance :math:`\{ \mathsf{types}~{{\mathit{functype}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{funcaddr}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{globaladdr}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tableaddr}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{memaddr}}^\ast},\;\allowbreak \mathsf{elems}~{{\mathit{elemaddr}}^\ast},\;\allowbreak \mathsf{datas}~{{\mathit{dataaddr}}^\ast},\;\allowbreak \mathsf{exports}~{{\mathit{exportinst}}^\ast} \}` is :ref:`valid <valid-val>` with the context :math:`\{ \mathsf{types}~{{\mathit{functype}}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{functype}}_{\mathsf{f}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{globaltype}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tabletype}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{memtype}}^\ast},\;\allowbreak \mathsf{elems}~{{\mathit{elemtype}}^\ast},\;\allowbreak \mathsf{datas}~{{\mathit{datatype}}^\ast},\;\allowbreak \mathsf{return}~\epsilon \}` if:
 
 
+   * For all :math:`{\mathit{functype}}` in :math:`{{\mathit{functype}}^\ast}`:
 
+      * The function type :math:`{\mathit{functype}}` is :ref:`valid <valid-val>`.
 
-The type :math:`(\mathsf{type}~{\mathit{ft}})` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}` if:
+   * For all :math:`{\mathit{globaladdr}}` in :math:`{{\mathit{globaladdr}}^\ast}`, and corresponding :math:`{\mathit{globaltype}}` in :math:`{{\mathit{globaltype}}^\ast}`:
 
+      * The external value :math:`(\mathsf{global}~{\mathit{globaladdr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{global}~{\mathit{globaltype}})`.
 
-   * The function type :math:`{\mathit{ft}}` is :ref:`valid <valid-val>`.
+   * For all :math:`{\mathit{funcaddr}}` in :math:`{{\mathit{funcaddr}}^\ast}`, and corresponding :math:`{\mathit{functype}}_{\mathsf{f}}` in :math:`{{\mathit{functype}}_{\mathsf{f}}^\ast}`:
 
+      * The external value :math:`(\mathsf{func}~{\mathit{funcaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{functype}}_{\mathsf{f}})`.
 
+   * For all :math:`{\mathit{memaddr}}` in :math:`{{\mathit{memaddr}}^\ast}`, and corresponding :math:`{\mathit{memtype}}` in :math:`{{\mathit{memtype}}^\ast}`:
 
+      * The external value :math:`(\mathsf{mem}~{\mathit{memaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{mem}~{\mathit{memtype}})`.
 
-The function :math:`(\mathsf{func}~x~{(\mathsf{local}~t)^\ast}~{\mathit{expr}})` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
+   * For all :math:`{\mathit{tableaddr}}` in :math:`{{\mathit{tableaddr}}^\ast}`, and corresponding :math:`{\mathit{tabletype}}` in :math:`{{\mathit{tabletype}}^\ast}`:
 
+      * The external value :math:`(\mathsf{table}~{\mathit{tableaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{table}~{\mathit{tabletype}})`.
 
-   * The function type :math:`C{.}\mathsf{types}{}[x]` exists.
+   * For all :math:`{\mathit{exportinst}}` in :math:`{{\mathit{exportinst}}^\ast}`:
 
-   * The function type :math:`C{.}\mathsf{types}{}[x]` is of the form :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
+      * The export instance :math:`{\mathit{exportinst}}` is :ref:`valid <valid-val>`.
 
-   * For all :math:`t` in :math:`{t^\ast}`:
+   * For all :math:`{\mathit{dataaddr}}` in :math:`{{\mathit{dataaddr}}^\ast}`:
 
-      * The value type :math:`t` is not of the form :math:`\mathsf{bot}`.
+      * The data instance :math:`s{.}\mathsf{datas}{}[{\mathit{dataaddr}}]` exists.
 
-   * Under the context :math:`C` with the field :math:`\mathsf{locals}` appended by :math:`{t_1^\ast}~{t^\ast}` and the field :math:`\mathsf{labels}` appended by :math:`{t_2^\ast}` and the field :math:`\mathsf{return}` appended by :math:`{t_2^\ast}`, the expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the result type :math:`{t_2^\ast}`.
+   * For all :math:`{\mathit{dataaddr}}` in :math:`{{\mathit{dataaddr}}^\ast}`, and corresponding :math:`{\mathit{datatype}}` in :math:`{{\mathit{datatype}}^\ast}`:
 
+      * The data instance :math:`s{.}\mathsf{datas}{}[{\mathit{dataaddr}}]` is :ref:`valid <valid-val>` with the data type :math:`{\mathit{datatype}}`.
 
+   * For all :math:`{\mathit{elemaddr}}` in :math:`{{\mathit{elemaddr}}^\ast}`:
 
+      * The element instance :math:`s{.}\mathsf{elems}{}[{\mathit{elemaddr}}]` exists.
 
-The global :math:`(\mathsf{global}~{\mathit{gt}}~{\mathit{expr}})` is :ref:`valid <valid-val>` with the global type :math:`{\mathit{gt}}` if:
+   * For all :math:`{\mathit{elemaddr}}` in :math:`{{\mathit{elemaddr}}^\ast}`, and corresponding :math:`{\mathit{elemtype}}` in :math:`{{\mathit{elemtype}}^\ast}`:
 
+      * The element instance :math:`s{.}\mathsf{elems}{}[{\mathit{elemaddr}}]` is :ref:`valid <valid-val>` with the element type :math:`{\mathit{elemtype}}`.
 
-   * The global type :math:`{\mathit{gt}}` is :ref:`valid <valid-val>`.
+   * :math:`{{\mathit{exportinst}}{.}\mathsf{name}^\ast}~{\mathrm{disjoint}}` is true.
 
-   * The global type :math:`{\mathit{gt}}` is of the form :math:`({\mathit{mut}}~t)`.
+   * The length of :math:`{(\mathsf{global}~{\mathit{globaladdr}})^\ast}~{(\mathsf{mem}~{\mathit{memaddr}})^\ast}~{(\mathsf{table}~{\mathit{tableaddr}})^\ast}~{(\mathsf{func}~{\mathit{funcaddr}})^\ast}` is greater than :math:`0`.
 
-   * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`t`.
+   * For all :math:`{\mathit{exportinst}}` in :math:`{{\mathit{exportinst}}^\ast}`:
 
-   * :math:`{\mathit{expr}}` is constant.
+      * :math:`{\mathit{exportinst}}{.}\mathsf{addr}` is contained in :math:`{(\mathsf{global}~{\mathit{globaladdr}})^\ast}~{(\mathsf{mem}~{\mathit{memaddr}})^\ast}~{(\mathsf{table}~{\mathit{tableaddr}})^\ast}~{(\mathsf{func}~{\mathit{funcaddr}})^\ast}`.
 
 
 
 
-The table :math:`(\mathsf{table}~{\mathit{tt}})` is :ref:`valid <valid-val>` with the table type :math:`{\mathit{tt}}` if:
+The frame :math:`\{ \mathsf{locals}~{{\mathit{val}}^\ast},\;\allowbreak \mathsf{module}~{\mathit{moduleinst}} \}` is :ref:`valid <valid-val>` with the context :math:`C` with the field :math:`\mathsf{locals}` appended by :math:`{t^\ast}` if:
 
 
-   * The table type :math:`{\mathit{tt}}` is :ref:`valid <valid-val>`.
+   * The module instance :math:`{\mathit{moduleinst}}` is :ref:`valid <valid-val>` with the context :math:`C`.
 
+   * For all :math:`t` in :math:`{t^\ast}`, and corresponding :math:`{\mathit{val}}` in :math:`{{\mathit{val}}^\ast}`:
 
+      * The value :math:`{\mathit{val}}` is :ref:`valid <valid-val>` with the value type :math:`t`.
 
 
-The memory :math:`(\mathsf{memory}~{\mathit{mt}})` is :ref:`valid <valid-val>` with the memory type :math:`{\mathit{mt}}` if:
 
 
-   * The memory type :math:`{\mathit{mt}}` is :ref:`valid <valid-val>`.
+:math:`{\mathit{instr}}` is valid with :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
 
 
+   * Either:
 
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`{\mathit{instr}}`.
 
-:math:`{\mathit{elemmode}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}` if:
+      * The instruction :math:`{\mathit{instr}}` is :ref:`valid <valid-val>` with the function type :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
 
+   * Or:
 
-   * Either:
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`({{\mathsf{label}}_{n}}{\{}~{{\mathit{instr}'}^\ast}~\}~{{{\mathit{instr}}'}^\ast})`.
 
-      * :math:`{\mathit{elemmode}}` is of the form :math:`(\mathsf{active}~x~{\mathit{expr}})`.
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
-      * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+      * :math:`{{\mathit{instr}'}^\ast}` is valid with :math:`{{t'}^{n}}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
 
-      * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
+      * :math:`{{{\mathit{instr}}'}^\ast}` is valid with :math:`\epsilon~\rightarrow~{{\mathit{valtype}'}^\ast}`.
+   * Or:
 
-      * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`({{\mathsf{frame}}_{n}}{\{}~f~\}~{{{\mathit{instr}}'}^\ast})`.
 
-      * :math:`{\mathit{expr}}` is constant.
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
-   * Or:
+      * The frame :math:`f` is :ref:`valid <valid-val>` with the context :math:`{C'}`.
 
-      * :math:`{\mathit{elemmode}}` is of the form :math:`\mathsf{passive}`.
+      * :math:`{{{\mathit{instr}}'}^\ast}` is valid with :math:`{{\mathit{valtype}'}^{n}}`.
    * Or:
 
-      * :math:`{\mathit{elemmode}}` is of the form :math:`\mathsf{declare}`.
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`(\mathsf{call}~{\mathit{funcaddr}})`.
 
+      * The external value :math:`(\mathsf{func}~{\mathit{funcaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast})`.
+   * Or:
 
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`{\mathit{ref}}`.
 
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
-:math:`(\mathsf{active}~x~{\mathit{expr}})` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}` if:
+      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{\mathit{rt}}`.
 
+      * The reference :math:`{\mathit{ref}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
+   * Or:
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+      * The administrative instruction :math:`{\mathit{instr}}` is of the form :math:`\mathsf{trap}`.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`({\mathit{lim}}~{\mathit{rt}})`.
 
-   * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
 
-   * :math:`{\mathit{expr}}` is constant.
 
+:math:`{\mathit{instr}}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
 
+   * The instruction :math:`{\mathit{instr}}` is :ref:`valid <valid-val>` with the function type :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-:math:`\mathsf{passive}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
 
 
+:math:`({{\mathsf{label}}_{n}}{\{}~{{\mathit{instr}}^\ast}~\}~{{\mathit{instr}}^\ast})` is valid with :math:`\epsilon~\rightarrow~{t^\ast}` if:
 
-:math:`\mathsf{declare}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
+   * :math:`{{\mathit{instr}'}^\ast}` is valid with :math:`{{t'}^{n}}~\rightarrow~{t^\ast}`.
 
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`\epsilon~\rightarrow~{t^\ast}`.
 
 
-The table segment :math:`(\mathsf{elem}~{\mathit{rt}}~{{\mathit{expr}}^\ast}~{\mathit{elemmode}})` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}` if:
 
 
-   * For all :math:`{\mathit{expr}}` in :math:`{{\mathit{expr}}^\ast}`:
+:math:`({{\mathsf{frame}}_{n}}{\{}~f~\}~{{\mathit{instr}}^\ast})` is valid with :math:`\epsilon~\rightarrow~{t^{n}}` if:
 
-      * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`{\mathit{rt}}`.
 
-      * :math:`{\mathit{expr}}` is constant.
+   * The frame :math:`f` is :ref:`valid <valid-val>` with the context :math:`{C'}`.
 
-   * :math:`{\mathit{elemmode}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^{n}}`.
 
 
 
 
-:math:`{\mathit{datamode}}` is :ref:`valid <valid-val>` if:
+:math:`(\mathsf{call}~{\mathit{funcaddr}})` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}` if:
 
 
-   * Either:
+   * The external value :math:`(\mathsf{func}~{\mathit{funcaddr}})` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{t_1^\ast}~\rightarrow~{t_2^\ast})`.
 
-      * :math:`{\mathit{datamode}}` is of the form :math:`(\mathsf{active}~0~{\mathit{expr}})`.
 
-      * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
 
-      * :math:`{\mathit{expr}}` is constant.
 
-   * Or:
+:math:`{\mathit{ref}}` is valid with :math:`\epsilon~\rightarrow~{\mathit{rt}}` if:
 
-      * :math:`{\mathit{datamode}}` is of the form :math:`\mathsf{passive}`.
 
+   * The reference :math:`{\mathit{ref}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
 
 
-:math:`(\mathsf{active}~0~{\mathit{expr}})` is :ref:`valid <valid-val>` if:
 
+:math:`\mathsf{trap}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   * The expression :math:`{\mathit{expr}}` is :ref:`valid <valid-val>` with the value type :math:`\mathsf{i{\scriptstyle 32}}`.
 
-   * :math:`{\mathit{expr}}` is constant.
 
 
+:math:`{{\mathit{instr}}^\ast}` is valid with :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}` if:
 
 
-:math:`\mathsf{passive}` is always :ref:`valid <valid-val>`.
+   * Either:
 
+      * The administrative instruction sequence :math:`{{\mathit{instr}}^\ast}` is empty.
 
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is empty.
 
+      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is empty.
 
-The memory segment :math:`(\mathsf{data}~{b^\ast}~{\mathit{datamode}})` is :ref:`valid <valid-val>` if:
+   * Or:
 
+      * The administrative instruction sequence :math:`{{\mathit{instr}}^\ast}` is of the form :math:`{{\mathit{instr}}}_1~{{{\mathit{instr}}}_2^\ast}`.
 
-   * :math:`{\mathit{datamode}}` is :ref:`valid <valid-val>`.
+      * :math:`{{\mathit{instr}}}_1` is valid with :math:`{{\mathit{valtype}}^\ast}~\rightarrow~{t_2^\ast}`.
 
+      * :math:`{{{\mathit{instr}}}_2^\ast}` is valid with :math:`{t_2^\ast}~\rightarrow~{{\mathit{valtype}'}^\ast}`.
+   * Or:
 
+      * The administrative instruction sequence :math:`{{\mathit{instr}}^\ast}` is of the form :math:`{{\mathit{instr}}^\ast}`.
 
+      * :math:`{{{\mathit{instr}}'}^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-The start function :math:`(\mathsf{start}~x)` is :ref:`valid <valid-val>` if:
+      * The result type :math:`{{\mathit{valtype}}^\ast}` :ref:`matches <match>` the result type :math:`{t_1^\ast}`.
 
+      * The result type :math:`{t_2^\ast}` :ref:`matches <match>` the result type :math:`{{\mathit{valtype}'}^\ast}`.
+   * Or:
 
-   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
+      * The value type sequence :math:`{{\mathit{valtype}}^\ast}` is of the form :math:`{t^\ast}~{t_1^\ast}`.
 
-   * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`\epsilon~\rightarrow~\epsilon`.
+      * The value type sequence :math:`{{\mathit{valtype}'}^\ast}` is of the form :math:`{t^\ast}~{t_2^\ast}`.
 
+      * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
 
 
-The import :math:`(\mathsf{import}~{\mathit{name}}_1~{\mathit{name}}_2~{\mathit{xt}})` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}` if:
 
+:math:`\epsilon` is valid with :math:`\epsilon~\rightarrow~\epsilon`.
 
-   * The external type :math:`{\mathit{xt}}` is :ref:`valid <valid-val>`.
 
 
 
+:math:`{{\mathit{instr}}}_1~{{{\mathit{instr}}}_2^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_3^\ast}` if:
 
-The external index :math:`{\mathit{externidx}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{externtype}}` if:
 
+   * :math:`{{\mathit{instr}}}_1` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-   * Either:
+   * :math:`{{{\mathit{instr}}}_2^\ast}` is valid with :math:`{t_2^\ast}~\rightarrow~{t_3^\ast}`.
 
-      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{func}~x)`.
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{func}~{\mathit{ft}})`.
 
-      * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
-      * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`{\mathit{ft}}`.
+:math:`{{\mathit{instr}}^\ast}` is valid with :math:`{{t'}_1^\ast}~\rightarrow~{{t'}_2^\ast}` if:
 
-   * Or:
 
-      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{global}~x)`.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{global}~{\mathit{gt}})`.
+   * The result type :math:`{{t'}_1^\ast}` :ref:`matches <match>` the result type :math:`{t_1^\ast}`.
 
-      * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
+   * The result type :math:`{t_2^\ast}` :ref:`matches <match>` the result type :math:`{{t'}_2^\ast}`.
 
-      * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`{\mathit{gt}}`.
-   * Or:
 
-      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{table}~x)`.
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{table}~{\mathit{tt}})`.
 
-      * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
+:math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^\ast}~{t_1^\ast}~\rightarrow~{t^\ast}~{t_2^\ast}` if:
 
-      * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`{\mathit{tt}}`.
-   * Or:
 
-      * The external index :math:`{\mathit{externidx}}` is of the form :math:`(\mathsf{mem}~x)`.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t_1^\ast}~\rightarrow~{t_2^\ast}`.
 
-      * The external type :math:`{\mathit{externtype}}` is of the form :math:`(\mathsf{mem}~{\mathit{mt}})`.
 
-      * The memory type :math:`C{.}\mathsf{mems}{}[x]` exists.
 
-      * The memory type :math:`C{.}\mathsf{mems}{}[x]` is of the form :math:`{\mathit{mt}}`.
 
+:math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^\ast}` if:
 
 
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`\epsilon~\rightarrow~{t^\ast}`.
 
-The external index :math:`(\mathsf{func}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{func}~{\mathit{ft}})` if:
 
 
-   * The function type :math:`C{.}\mathsf{funcs}{}[x]` exists.
 
-   * The function type :math:`C{.}\mathsf{funcs}{}[x]` is of the form :math:`{\mathit{ft}}`.
+The global instance :math:`\{ \mathsf{type}~({\mathit{mut}}~t),\;\allowbreak \mathsf{value}~{\mathit{val}} \}` is :ref:`valid <valid-val>` with the global type :math:`({\mathit{mut}}~t)` if:
 
 
+   * The global type :math:`({\mathit{mut}}~t)` is :ref:`valid <valid-val>`.
 
+   * The value :math:`{\mathit{val}}` is :ref:`valid <valid-val>` with the value type :math:`t`.
 
-The external index :math:`(\mathsf{global}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{global}~{\mathit{gt}})` if:
 
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` exists.
 
-   * The global type :math:`C{.}\mathsf{globals}{}[x]` is of the form :math:`{\mathit{gt}}`.
+The memory instance :math:`\{ \mathsf{type}~{}[ n .. m ]~\mathsf{page},\;\allowbreak \mathsf{bytes}~{b^\ast} \}` is :ref:`valid <valid-val>` with the memory type :math:`{}[ n .. m ]~\mathsf{page}` if:
 
 
+   * The memory type :math:`{}[ n .. m ]~\mathsf{page}` is :ref:`valid <valid-val>`.
 
+   * The length of :math:`{b^\ast}` is equal to :math:`n \cdot 64 \, {\mathrm{Ki}}`.
 
-The external index :math:`(\mathsf{table}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{table}~{\mathit{tt}})` if:
 
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` exists.
 
-   * The table type :math:`C{.}\mathsf{tables}{}[x]` is of the form :math:`{\mathit{tt}}`.
+The table instance :math:`\{ \mathsf{type}~({}[ n .. m ]~{\mathit{rt}}),\;\allowbreak \mathsf{refs}~{{\mathit{ref}}^\ast} \}` is :ref:`valid <valid-val>` with the table type :math:`({}[ n .. m ]~{\mathit{rt}})` if:
 
 
+   * The table type :math:`({}[ n .. m ]~{\mathit{rt}})` is :ref:`valid <valid-val>`.
 
+   * For all :math:`{\mathit{ref}}` in :math:`{{\mathit{ref}}^\ast}`:
 
-The external index :math:`(\mathsf{mem}~x)` is :ref:`valid <valid-val>` with the external type :math:`(\mathsf{mem}~{\mathit{mt}})` if:
+      * The reference :math:`{\mathit{ref}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
 
+   * The length of :math:`{{\mathit{ref}}^\ast}` is equal to :math:`n`.
 
-   * The memory type :math:`C{.}\mathsf{mems}{}[x]` exists.
 
-   * The memory type :math:`C{.}\mathsf{mems}{}[x]` is of the form :math:`{\mathit{mt}}`.
 
 
+The function instance :math:`\{ \mathsf{type}~{\mathit{ft}},\;\allowbreak \mathsf{module}~{\mathit{moduleinst}},\;\allowbreak \mathsf{code}~{\mathit{func}} \}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}` if:
 
 
-The export :math:`(\mathsf{export}~{\mathit{name}}~{\mathit{externidx}})` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}` if:
+   * The function type :math:`{\mathit{ft}}` is :ref:`valid <valid-val>`.
 
+   * The module instance :math:`{\mathit{moduleinst}}` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-   * The external index :math:`{\mathit{externidx}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}`.
+   * The function :math:`{\mathit{func}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}`.
 
 
 
 
-The module :math:`(\mathsf{module}~{{\mathit{type}}^\ast}~{{\mathit{import}}^\ast}~{{\mathit{func}}^\ast}~{{\mathit{global}}^\ast}~{{\mathit{table}}^\ast}~{{\mathit{mem}}^\ast}~{{\mathit{elem}}^\ast}~{{\mathit{data}}^{n}}~{{\mathit{start}}^?}~{{\mathit{export}}^\ast})` is :ref:`valid <valid-val>` if:
+The store :math:`s` is :ref:`valid <valid-val>` if:
 
 
-   * For all :math:`{\mathit{type}}` in :math:`{{\mathit{type}}^\ast}`:
+   * For all :
 
-      * The type :math:`{\mathit{type}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}'}`.
+      * The global instance :math:`{\mathit{globalinst}}` is :ref:`valid <valid-val>` with the global type :math:`{\mathit{globaltype}}`.
 
-   * :math:`{{\mathit{ft}'}^\ast}` is the concatenation of all such :math:`{\mathit{ft}'}`.
+   * :math:`{{\mathit{globalinst}}^\ast}` is the concatenation of all such :math:`{\mathit{globalinst}}`.
 
-   * For all :math:`{\mathit{import}}` in :math:`{{\mathit{import}}^\ast}`:
+   * For all :
 
-      * Under the context :math:`\{ \mathsf{types}~{{\mathit{ft}'}^\ast},\;\allowbreak \mathsf{return}~\epsilon \}`, the import :math:`{\mathit{import}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{ixt}}`.
+      * The memory instance :math:`{\mathit{meminst}}` is :ref:`valid <valid-val>` with the memory type :math:`{\mathit{memtype}}`.
 
-   * :math:`{{\mathit{ixt}}^\ast}` is the concatenation of all such :math:`{\mathit{ixt}}`.
+   * :math:`{{\mathit{meminst}}^\ast}` is the concatenation of all such :math:`{\mathit{meminst}}`.
 
-   * For all :math:`{\mathit{global}}` in :math:`{{\mathit{global}}^\ast}`:
+   * For all :
 
-      * Under the context :math:`{C'}`, the global :math:`{\mathit{global}}` is :ref:`valid <valid-val>` with the global type :math:`{\mathit{gt}}`.
+      * The table instance :math:`{\mathit{tableinst}}` is :ref:`valid <valid-val>` with the table type :math:`{\mathit{tabletype}}`.
 
-   * :math:`{{\mathit{gt}}^\ast}` is the concatenation of all such :math:`{\mathit{gt}}`.
+   * :math:`{{\mathit{tableinst}}^\ast}` is the concatenation of all such :math:`{\mathit{tableinst}}`.
 
-   * For all :math:`{\mathit{table}}` in :math:`{{\mathit{table}}^\ast}`:
+   * For all :
 
-      * Under the context :math:`{C'}`, the table :math:`{\mathit{table}}` is :ref:`valid <valid-val>` with the table type :math:`{\mathit{tt}}`.
+      * The function instance :math:`{\mathit{funcinst}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{functype}}`.
 
-   * :math:`{{\mathit{tt}}^\ast}` is the concatenation of all such :math:`{\mathit{tt}}`.
+   * :math:`{{\mathit{funcinst}}^\ast}` is the concatenation of all such :math:`{\mathit{funcinst}}`.
 
-   * For all :math:`{\mathit{mem}}` in :math:`{{\mathit{mem}}^\ast}`:
+   * For all :
 
-      * Under the context :math:`{C'}`, the memory :math:`{\mathit{mem}}` is :ref:`valid <valid-val>` with the memory type :math:`{\mathit{mt}}`.
+      * The data instance :math:`{\mathit{datainst}}` is :ref:`valid <valid-val>` with the data type :math:`{\mathit{datatype}}`.
 
-   * :math:`{{\mathit{mt}}^\ast}` is the concatenation of all such :math:`{\mathit{mt}}`.
+   * :math:`{{\mathit{datainst}}^\ast}` is the concatenation of all such :math:`{\mathit{datainst}}`.
 
-   * For all :math:`{\mathit{elem}}` in :math:`{{\mathit{elem}}^\ast}`:
+   * For all :
 
-      * Under the context :math:`{C'}`, the table segment :math:`{\mathit{elem}}` is :ref:`valid <valid-val>` with the reference type :math:`{\mathit{rt}}`.
+      * The element instance :math:`{\mathit{eleminst}}` is :ref:`valid <valid-val>` with the element type :math:`{\mathit{elemtype}}`.
 
-   * :math:`{{\mathit{rt}}^\ast}` is the concatenation of all such :math:`{\mathit{rt}}`.
+   * :math:`{{\mathit{eleminst}}^\ast}` is the concatenation of all such :math:`{\mathit{eleminst}}`.
 
-   * For all :math:`{\mathit{data}}` in :math:`{{\mathit{data}}^\ast}`:
+   * The store :math:`s` is of the form :math:`\{ \mathsf{funcs}~{{\mathit{funcinst}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{globalinst}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{tableinst}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{meminst}}^\ast},\;\allowbreak \mathsf{elems}~{{\mathit{eleminst}}^\ast},\;\allowbreak \mathsf{datas}~{{\mathit{datainst}}^\ast} \}`.
 
-      * Under the context :math:`{C'}`, the memory segment :math:`{\mathit{data}}` is :ref:`valid <valid-val>`.
 
-   * For all :math:`{\mathit{func}}` in :math:`{{\mathit{func}}^\ast}`:
 
-      * The function :math:`{\mathit{func}}` is :ref:`valid <valid-val>` with the function type :math:`{\mathit{ft}}`.
 
-   * :math:`{{\mathit{ft}}^\ast}` is the concatenation of all such :math:`{\mathit{ft}}`.
+The state :math:`(s, f)` is :ref:`valid <valid-val>` with the context :math:`C` if:
 
-   * If :math:`{\mathit{start}}` is defined, then:
 
-      * The start function :math:`{\mathit{start}}` is :ref:`valid <valid-val>`.
+   * The store :math:`s` is :ref:`valid <valid-val>`.
 
-   * For all :math:`{\mathit{export}}` in :math:`{{\mathit{export}}^\ast}`:
+   * The frame :math:`f` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-      * The export :math:`{\mathit{export}}` is :ref:`valid <valid-val>` with the external type :math:`{\mathit{xt}}`.
 
-   * The length of :math:`{{\mathit{mt}}^\ast}` is less than or equal to :math:`1`.
 
-   * The context :math:`{C'}` is of the form :math:`\{ \mathsf{types}~{{\mathit{ft}'}^\ast},\;\allowbreak \mathsf{funcs}~{{\mathit{ift}}^\ast}~{{\mathit{ft}}^\ast},\;\allowbreak \mathsf{globals}~{{\mathit{igt}}^\ast},\;\allowbreak \mathsf{tables}~{{\mathit{itt}}^\ast}~{{\mathit{tt}}^\ast},\;\allowbreak \mathsf{mems}~{{\mathit{imt}}^\ast}~{{\mathit{mt}}^\ast},\;\allowbreak \mathsf{return}~\epsilon \}`.
 
-   * The function type sequence :math:`{{\mathit{ift}}^\ast}` is of the form :math:`{\mathrm{funcs}}({{\mathit{ixt}}^\ast})`.
+The configuration :math:`(s, f)~;~{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the result type :math:`{t^\ast}` if:
 
-   * The global type sequence :math:`{{\mathit{igt}}^\ast}` is of the form :math:`{\mathrm{globals}}({{\mathit{ixt}}^\ast})`.
 
-   * The table type sequence :math:`{{\mathit{itt}}^\ast}` is of the form :math:`{\mathrm{tables}}({{\mathit{ixt}}^\ast})`.
+   * The state :math:`(s, f)` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-   * The memory type sequence :math:`{{\mathit{imt}}^\ast}` is of the form :math:`{\mathrm{mems}}({{\mathit{ixt}}^\ast})`.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^\ast}`.
 
 
 :math:`\mathsf{table{.}copy}~x~y`
@@ -7873,6 +9239,19 @@ The module :math:`(\mathsf{module}~{{\mathit{type}}^\ast}~{{\mathit{import}}^\as
 #. Return :math:`{{\mathrm{setproduct{\kern-0.1em\scriptstyle 1}}}}_{X}({w_1^\ast}, {\Large\times}~{{w^\ast}^\ast})`.
 
 
+:math:`{X^\ast}~{\mathrm{disjoint}}`
+....................................
+
+
+1. If :math:`{X^\ast} = \epsilon`, then:
+
+   a. Return true.
+
+#. Let :math:`w~{{w'}^\ast}` be :math:`{X^\ast}`.
+
+#. Return :math:`w` is not contained in :math:`{{w'}^\ast}` and :math:`{{w'}^\ast}~{\mathrm{disjoint}}`.
+
+
 :math:`{\mathrm{signif}}(N)`
 ............................
 
@@ -11480,6 +12859,326 @@ Module_ok
   - the table type sequence itt* is $tablesxt(ixt*).
   - the memory type sequence imt* is $memsxt(ixt*).
 
+Context_ok
+- the context C is valid if:
+  - C is { TYPES: ft*; FUNCS: ft_2*; GLOBALS: gt*; TABLES: tt*; MEMS: mt*; ELEMS: et*; DATAS: ok*; LOCALS: lct*; LABELS: [rt*]; RETURN: ?(rt'?) }.
+  - For all ft in ft*:
+    - the function type ft is valid.
+  - For all gt in gt*:
+    - the global type gt is valid.
+  - For all mt in mt*:
+    - the memory type mt is valid.
+  - For all tt in tt*:
+    - the table type tt is valid.
+  - For all ft_2 in ft_2*:
+    - the function type ft_2 is valid.
+
+Externaddr_ok
+- the external value externaddr is valid with the external type externtype if:
+  - Either:
+    - externaddr is (GLOBAL a).
+    - externtype is (GLOBAL globalinst.TYPE).
+    - the global instance s.GLOBALS[a] exists.
+    - s.GLOBALS[a] is globalinst.
+  - Or:
+    - externaddr is (MEM a).
+    - externtype is (MEM meminst.TYPE).
+    - the memory instance s.MEMS[a] exists.
+    - s.MEMS[a] is meminst.
+  - Or:
+    - externaddr is (TABLE a).
+    - externtype is (TABLE tableinst.TYPE).
+    - the table instance s.TABLES[a] exists.
+    - s.TABLES[a] is tableinst.
+  - Or:
+    - externaddr is (FUNC a).
+    - externtype is (FUNC funcinst.TYPE).
+    - the function instance s.FUNCS[a] exists.
+    - s.FUNCS[a] is funcinst.
+  - Or:
+    - externaddr is valid with the external type xt'.
+    - xt' matches externtype.
+
+Externaddr_ok/global
+- the external value (GLOBAL a) is valid with the external type (GLOBAL globalinst.TYPE) if:
+  - the global instance s.GLOBALS[a] exists.
+  - s.GLOBALS[a] is globalinst.
+
+Externaddr_ok/mem
+- the external value (MEM a) is valid with the external type (MEM meminst.TYPE) if:
+  - the memory instance s.MEMS[a] exists.
+  - s.MEMS[a] is meminst.
+
+Externaddr_ok/table
+- the external value (TABLE a) is valid with the external type (TABLE tableinst.TYPE) if:
+  - the table instance s.TABLES[a] exists.
+  - s.TABLES[a] is tableinst.
+
+Externaddr_ok/func
+- the external value (FUNC a) is valid with the external type (FUNC funcinst.TYPE) if:
+  - the function instance s.FUNCS[a] exists.
+  - s.FUNCS[a] is funcinst.
+
+Externaddr_ok/sub
+- the external value externaddr is valid with the external type xt if:
+  - externaddr is valid with the external type xt'.
+  - xt' matches xt.
+
+Ref_ok
+- the reference ref is valid with the reference type rt if:
+  - Either:
+    - ref is (REF.NULL rt').
+  - Or:
+    - ref is (REF.FUNC_ADDR a).
+    - rt is FUNCREF.
+    - the external value (FUNC a) is valid with the external type (FUNC ext).
+  - Or:
+    - ref is (REF.HOST_ADDR a).
+    - rt is EXTERNREF.
+
+Ref_ok/null
+- the reference (REF.NULL rt) is valid with rt.
+
+Ref_ok/func
+- the reference (REF.FUNC_ADDR a) is valid with the reference type FUNCREF if:
+  - the external value (FUNC a) is valid with the external type (FUNC ext).
+
+Ref_ok/extern
+- the reference (REF.HOST_ADDR a) is valid with the reference type EXTERNREF.
+
+Val_ok
+- the value val is valid with the value type valtype if:
+  - Either:
+    - val is (nt.CONST c_t).
+    - valtype is nt.
+  - Or:
+    - val is (vt.CONST c_t).
+    - valtype is vt.
+  - Or:
+    - val is r.
+    - valtype is rt.
+    - the reference r is valid with the reference type rt.
+
+Val_ok/numtype
+- the value (nt.CONST c_t) is valid with the value type nt.
+
+Val_ok/vectype
+- the value (vt.CONST c_t) is valid with the value type vt.
+
+Val_ok/reftype
+- the value r is valid with the value type rt if:
+  - r is valid with rt.
+
+Result_ok
+- the result result is valid with the value type sequence t* if:
+  - Either:
+    - result is (_VALS v*).
+    - For all t in t*, and corresponding v in v*:
+      - the value v is valid with the value type t.
+  - Or:
+    - result is TRAP.
+
+Result_ok/result
+- the result (_VALS v*) is valid with the value type sequence t* if:
+  - For all t in t*, and corresponding v in v*:
+    - the value v is valid with the value type t.
+
+Result_ok/trap
+- the result TRAP is valid with t*.
+
+Datainst_ok
+- the data instance { BYTES: b* } is valid with the data type OK.
+
+Eleminst_ok
+- the element instance { TYPE: rt; REFS: ref* } is valid with the element type rt if:
+  - For all ref in ref*:
+    - the reference ref is valid with rt.
+
+Exportinst_ok
+- the export instance { NAME: nm; ADDR: xa } is valid if:
+  - the external value xa is valid with the external type xt.
+
+Moduleinst_ok
+- the module instance { TYPES: functype*; FUNCS: funcaddr*; GLOBALS: globaladdr*; TABLES: tableaddr*; MEMS: memaddr*; ELEMS: elemaddr*; DATAS: dataaddr*; EXPORTS: exportinst* } is valid with the context { TYPES: functype*; FUNCS: functype_F*; GLOBALS: globaltype*; TABLES: tabletype*; MEMS: memtype*; ELEMS: elemtype*; DATAS: datatype*; RETURN: ?() } if:
+  - For all functype in functype*:
+    - the function type functype is valid.
+  - For all globaladdr in globaladdr*, and corresponding globaltype in globaltype*:
+    - the external value (GLOBAL globaladdr) is valid with the external type (GLOBAL globaltype).
+  - For all funcaddr in funcaddr*, and corresponding functype_F in functype_F*:
+    - the external value (FUNC funcaddr) is valid with the external type (FUNC functype_F).
+  - For all memaddr in memaddr*, and corresponding memtype in memtype*:
+    - the external value (MEM memaddr) is valid with the external type (MEM memtype).
+  - For all tableaddr in tableaddr*, and corresponding tabletype in tabletype*:
+    - the external value (TABLE tableaddr) is valid with the external type (TABLE tabletype).
+  - For all exportinst in exportinst*:
+    - the export instance exportinst is valid.
+  - For all dataaddr in dataaddr*:
+    - the data instance s.DATAS[dataaddr] exists.
+  - For all dataaddr in dataaddr*, and corresponding datatype in datatype*:
+    - s.DATAS[dataaddr] is valid with the data type datatype.
+  - For all elemaddr in elemaddr*:
+    - the element instance s.ELEMS[elemaddr] exists.
+  - For all elemaddr in elemaddr*, and corresponding elemtype in elemtype*:
+    - s.ELEMS[elemaddr] is valid with the element type elemtype.
+  - $disjoint_(`name, exportinst.NAME*) is true.
+  - |(GLOBAL globaladdr)* :: (MEM memaddr)* :: (TABLE tableaddr)* :: (FUNC funcaddr)*| is greater than 0.
+  - For all exportinst in exportinst*:
+    - exportinst.ADDR is contained in (GLOBAL globaladdr)* :: (MEM memaddr)* :: (TABLE tableaddr)* :: (FUNC funcaddr)*.
+
+Frame_ok
+- the frame { LOCALS: val*; MODULE: moduleinst } is valid with the context C with .LOCALS appended by t* if:
+  - the module instance moduleinst is valid with the context C.
+  - For all t in t*, and corresponding val in val*:
+    - the value val is valid with the value type t.
+
+Instr_ok2
+- admininstr is valid with valtype* -> valtype'* if:
+  - Either:
+    - the administrative instruction admininstr is instr.
+    - the instruction instr is valid with the function type valtype* -> valtype'*.
+  - Or:
+    - admininstr is (LABEL_ n { instr'* } admininstr'*).
+    - the value type sequence valtype* is [].
+    - instr'* is valid with t'^n -> valtype'*.
+    - admininstr'* is valid with [] -> valtype'*.
+  - Or:
+    - admininstr is (FRAME_ n { f } admininstr'*).
+    - valtype* is [].
+    - the frame f is valid with the context C'.
+    - admininstr'* is valid with valtype'^n.
+  - Or:
+    - admininstr is (CALL_ADDR funcaddr).
+    - the external value (FUNC funcaddr) is valid with the external type (FUNC valtype* -> valtype'*).
+  - Or:
+    - admininstr is ref.
+    - valtype* is [].
+    - the value type sequence valtype'* is [rt].
+    - the reference ref is valid with the reference type rt.
+  - Or:
+    - admininstr is TRAP.
+
+Instr_ok2/plain
+- instr is valid with t_1* -> t_2* if:
+  - the instruction instr is valid with the function type t_1* -> t_2*.
+
+Instr_ok2/label
+- (LABEL_ n { instr* } admininstr*) is valid with [] -> t* if:
+  - instr'* is valid with t'^n -> t*.
+  - admininstr* is valid with [] -> t*.
+
+Instr_ok2/frame
+- (FRAME_ n { f } admininstr*) is valid with [] -> t^n if:
+  - the frame f is valid with the context C'.
+  - admininstr* is valid with t^n.
+
+Instr_ok2/call_addr
+- (CALL_ADDR funcaddr) is valid with t_1* -> t_2* if:
+  - the external value (FUNC funcaddr) is valid with the external type (FUNC t_1* -> t_2*).
+
+Instr_ok2/ref
+- ref is valid with [] -> [rt] if:
+  - the reference ref is valid with the reference type rt.
+
+Instr_ok2/trap
+- TRAP is valid with t_1* -> t_2*.
+
+Instrs_ok2
+- admininstr* is valid with valtype* -> valtype'* if:
+  - Either:
+    - the administrative instruction sequence admininstr* is [].
+    - the value type sequence valtype* is [].
+    - the value type sequence valtype'* is [].
+  - Or:
+    - admininstr* is [admininstr_1] :: admininstr_2*.
+    - admininstr_1 is valid with valtype* -> t_2*.
+    - admininstr_2* is valid with t_2* -> valtype'*.
+  - Or:
+    - admininstr* is instr*.
+    - admininstr'* is valid with t_1* -> t_2*.
+    - valtype* matches the result type t_1*.
+    - the result type t_2* matches valtype'*.
+  - Or:
+    - valtype* is t* :: t_1*.
+    - valtype'* is t* :: t_2*.
+    - admininstr* is valid with t_1* -> t_2*.
+
+Instrs_ok2/empty
+- [] is valid with [] -> [].
+
+Instrs_ok2/seq
+- [admininstr_1] :: admininstr_2* is valid with t_1* -> t_3* if:
+  - admininstr_1 is valid with t_1* -> t_2*.
+  - admininstr_2* is valid with t_2* -> t_3*.
+
+Instrs_ok2/sub
+- instr* is valid with t'_1* -> t'_2* if:
+  - admininstr* is valid with t_1* -> t_2*.
+  - the result type t'_1* matches the result type t_1*.
+  - the result type t_2* matches the result type t'_2*.
+
+Instrs_ok2/frame
+- admininstr* is valid with t* :: t_1* -> t* :: t_2* if:
+  - admininstr* is valid with t_1* -> t_2*.
+
+Expr_ok2
+- admininstr* is valid with t* if:
+  - admininstr* is valid with [] -> t*.
+
+Globalinst_ok
+- the global instance { TYPE: (mut t); VALUE: val } is valid with the global type (mut t) if:
+  - (mut t) is valid.
+  - the value val is valid with the value type t.
+
+Meminst_ok
+- the memory instance { TYPE: ([ n .. ?(m) ]) PAGE; BYTES: b* } is valid with the memory type ([ n .. ?(m) ]) PAGE if:
+  - ([ n .. ?(m) ]) PAGE is valid.
+  - |b*| is (n * (64 * $Ki())).
+
+Tableinst_ok
+- the table instance { TYPE: (([ n .. ?(m) ]) rt); REFS: ref* } is valid with the table type (([ n .. ?(m) ]) rt) if:
+  - (([ n .. ?(m) ]) rt) is valid.
+  - For all ref in ref*:
+    - the reference ref is valid with the reference type rt.
+  - |ref*| is n.
+
+Funcinst_ok
+- the function instance { TYPE: ft; MODULE: moduleinst; CODE: func } is valid with the function type ft if:
+  - ft is valid.
+  - the module instance moduleinst is valid with the context C.
+  - the function func is valid with ft.
+
+Store_ok
+- the store s is valid if:
+  - For all :
+    - the global instance globalinst is valid with the global type globaltype.
+  - globalinst* is the concatenation of all such globalinst.
+  - For all :
+    - the memory instance meminst is valid with the memory type memtype.
+  - meminst* is the concatenation of all such meminst.
+  - For all :
+    - the table instance tableinst is valid with the table type tabletype.
+  - tableinst* is the concatenation of all such tableinst.
+  - For all :
+    - the function instance funcinst is valid with the function type functype.
+  - funcinst* is the concatenation of all such funcinst.
+  - For all :
+    - the data instance datainst is valid with the data type datatype.
+  - datainst* is the concatenation of all such datainst.
+  - For all :
+    - the element instance eleminst is valid with the element type elemtype.
+  - eleminst* is the concatenation of all such eleminst.
+  - s is { FUNCS: funcinst*; GLOBALS: globalinst*; TABLES: tableinst*; MEMS: meminst*; ELEMS: eleminst*; DATAS: datainst* }.
+
+State_ok
+- the state (s, f) is valid with the context C if:
+  - the store s is valid.
+  - the frame f is valid with C.
+
+Config_ok
+- the configuration (s, f) ; instr* is valid with the result type t* if:
+  - the state (s, f) is valid with the context C.
+  - admininstr* is valid with t*.
+
 Step_read/table.copy-trap-* x y
 1. Let z be the current state.
 2. Assert: Due to validation, a value of value type I32 is on the top of the stack.
@@ -12396,6 +14095,12 @@ setproduct_ `X X*
 2. Let [w_1*] :: w** be X*.
 3. Return $setproduct1_(`X, w_1*, $setproduct_(`X, w**)).
 
+disjoint_ `X X*
+1. If (X* = []), then:
+  a. Return true.
+2. Let [w] :: w'* be X*.
+3. Return (w is not contained in w'* /\ $disjoint_(`X, w'*)).
+
 signif N
 1. If (N = 32), then:
   a. Return 23.
@@ -18453,12 +20158,12 @@ The state :math:`(s, f)` is :ref:`valid <valid-val>` with the context :math:`C`
 
 
 
-The configuration :math:`z~;~{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` if:
+The configuration :math:`(s, f)~;~{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the result type :math:`{t^\ast}` if:
 
 
-   * The state :math:`z` is :ref:`valid <valid-val>` with the context :math:`C`.
+   * The state :math:`(s, f)` is :ref:`valid <valid-val>` with the context :math:`C`.
 
-   * The expression :math:`{{\mathit{instr}}^\ast}` is :ref:`valid <valid-val>` with the result type :math:`{t^\ast}`.
+   * :math:`{{\mathit{instr}}^\ast}` is valid with :math:`{t^\ast}`.
 
 
 
@@ -30170,9 +31875,9 @@ State_ok
   - the frame f is valid with C.
 
 Config_ok
-- the configuration z ; instr* is valid if:
-  - the state z is valid with the context C.
-  - the expression instr* is valid with the result type t*.
+- the configuration (s, f) ; instr* is valid with the result type t* if:
+  - the state (s, f) is valid with the context C.
+  - instr* is valid with t*.
 
 NotationTypingInstrScheme
 - the instruction sequence [instr] is valid with the instruction type valtype* -> valtype'* if: